API HOOK, Unicode or non-Unicode?

阿呆_ 2014-10-18 01:04:20
Sorry my Chinese IME suddenly not working and I don't want to restart (loooooong time downloading running).

So, the question is:
If I want to hook an API to capture all caller from current application, should I hook the (W)version or (A)version or both or it's depending on seperate API ?

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qq_22612329 2014-10-27
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有人帮我下载个东西行吗,谢谢http://download.csdn.net/detail/dickcowcsdn/1626070 邮箱350728419@qq.com
Henzox 2014-10-20
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Usually, The W version is your best choice.
zwfgdlc 2014-10-20
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引用 8 楼 Idle_ 的回复:
看来用笨办法比较保险,A和W都hook,幸亏需要hook的分版本函数不多。 另外一个小问题: GetDC(), GetWindowDC(), GetDCEx()在用户层有没有一个统一的入口可以hook? 现在是用笨办法同时hook了这三个API,总觉得不爽。
有,但都是没有导出的
阿呆_ 2014-10-20
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看来用笨办法比较保险,A和W都hook,幸亏需要hook的分版本函数不多。 另外一个小问题: GetDC(), GetWindowDC(), GetDCEx()在用户层有没有一个统一的入口可以hook? 现在是用笨办法同时hook了这三个API,总觉得不爽。
oyljerry 2014-10-20
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最好的是直接hook NTDLL中的
阿呆_ 2014-10-19
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引用 2 楼 zzz3265 的回复:
根据不同函数可能情况不一样 一般的API, 系统实现的方式是Unicode按W, A的只是转换一下然后再调用W 有些系统实现的可能是A, 比如HTTP协议本身是A, 还有些两者都有的 具体情况要看你Hook的是哪个API, 可以自己分析下
谁知道user32下Get/SetWindowLong(Ptr)A/W 是(A)调用(W)还是(W)调用(A)还是互不相关的两个?
zwfgdlc 2014-10-19
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看了下,SetWindowLongA/W最终都是要调用USER32!GetClassNameW+0x2d这个函数,可以试下HOOK这个

USER32!SetWindowLongA:
75a26110 8bff            mov     edi,edi
75a26112 55              push    ebp
75a26113 8bec            mov     ebp,esp
75a26115 6a01            push    1
75a26117 ff7510          push    dword ptr [ebp+10h]
75a2611a ff750c          push    dword ptr [ebp+0Ch]
75a2611d ff7508          push    dword ptr [ebp+8]
75a26120 e8b121ffff      call    USER32!GetClassNameW+0x2d (75a182d6)
0:002> u setwindowlongw
USER32!SetWindowLongW:
75a18332 8bff            mov     edi,edi
75a18334 55              push    ebp
75a18335 8bec            mov     ebp,esp
75a18337 6a00            push    0
75a18339 ff7510          push    dword ptr [ebp+10h]
75a1833c ff750c          push    dword ptr [ebp+0Ch]
75a1833f ff7508          push    dword ptr [ebp+8]
75a18342 e88fffffff      call    USER32!GetClassNameW+0x2d (75a182d6)
0:002> u 0x75a182d6
USER32!GetClassNameW+0x2d:
75a182d6 8bff            mov     edi,edi
75a182d8 55              push    ebp
75a182d9 8bec            mov     ebp,esp
75a182db 51              push    ecx
75a182dc 51              push    ecx
75a182dd 8b4d08          mov     ecx,dword ptr [ebp+8]
75a182e0 56              push    esi
75a182e1 e89ddeffff      call    USER32!gapfnScSendMessage+0x1bb (75a16183)

Yofoo 2014-10-19
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这两个函数最终调用是NtUserSetWindowLong, 在驱动里面 LONG NtUserSetWindowLong(HWND hWnd, DWORD Index, LONG NewValue, BOOL Ansi) BOOL Ansi 这个参数根据W,A用不同参数 Ring3如果要Hook, 这两个函数都要, 或者Hook两个函数的中间函数 Win7如下 SetWindowLongW-> _SetWindowLong -> NtUserSetWindowLong SetWindowLongA-> _SetWindowLong -> NtUserSetWindowLong 中间的这个函数非导出的, Hook这个, 不同版本是不好确定函数地址, 方式
Yofoo 2014-10-18
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根据不同函数可能情况不一样 一般的API, 系统实现的方式是Unicode按W, A的只是转换一下然后再调用W 有些系统实现的可能是A, 比如HTTP协议本身是A, 还有些两者都有的 具体情况要看你Hook的是哪个API, 可以自己分析下
zwfgdlc 2014-10-18
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Ring3层HOOK,一般我是看能不能HOOK相对应的ntdll.dll里的函数,费事去HOOK两次.
sdk LCS/Telegraphics Wintab* Interface Specification 1.1: 16- and 32-bit API Reference By Rick Poyner Revised February 11, 2012 This specification was developed in response to a perceived need for a standardized programming inter-face to digitizing tablets, three dimensional position sensors, and other pointing devices by a group of lead-ing digitizer manufacturers and applications developers. The availability of drivers that support the features of the specification will simplify the process of developing Windows appli¬cation programs that in-corporate absolute coordinate input, and enhance the acceptance of ad¬vanced pointing de¬vices among users. This specification is intended to be an open standard, and as such the text and information contained herein may be freely used, copied, or distributed without compensation or licensing restrictions. This document is copyright 1991-2012 by LCS/Telegraphics.* Address questions and comments to: LCS/Telegraphics 150 Rogers St. Cambridge, MA 02142 (617)225-7970 (617)225-7969 FAX Compuserve: 76506,1676 Internet: wintab@pointing.com Note: sections marked with the “(1.1)” are new sections added for specification version 1.1. Sec-tions bearing the “(1.1 modified)” notation contain updated information for specification version 1.1. Version 1.1 Update Notation Conventions 1 1. Background Information 1 1.1. Features of Digitizers 1 1.2. The Windows Environment 1 2. Design Goals 2 2.1. User Control 2 2.2. Ease of Programming 2 2.3. Tablet Sharing 3 2.4. Tablet Feature Support 3 3. Design Concepts 3 3.1. Device Conventions 3 3.2. Device Information 4 3.3. Tablet Contexts 4 3.4. Event Packets 4 3.5. Tablet Managers 5 3.6. Extensions 5 3.7. Persistent Binding of Interface Features (1.1) 6 4. Interface Implementations 6 4.1. File and Module Conventions 6 4.2. Feature Support Options 6 5. Function Reference 7 5.1. Basic Functions 7 5.1.1. WTInfo 8 5.1.2. WTOpen 9 5.1.3. WTClose 10 5.1.4. WTPacketsGet 10 5.1.5. WTPacket 11 5.2. Visibility Functions 11 5.2.1. WTEnable 11 5.2.2. WTOverlap 12 5.3. Context Editing Functions 12 5.3.1. WTConfig 12 5.3.2. WTGet 13 5.3.3. WTSet (1.1 modified) 13 5.3.4. WTExtGet 14 5.3.5. WTExtSet 14 5.3.6. WTSave 15 5.3.7. WTRestore 15 5.4. Advanced Packet and Queue Functions 16 5.4.1. WTPacketsPeek 16 5.4.2. WTDataGet 17 5.4.3. WTDataPeek 17 5.4.4. WTQueuePackets (16-bit only) 18 5.4.5. WTQueuePacketsEx 18 5.4.6. WTQueueSizeGet 19 5.4.7. WTQueueSizeSet 19 5.5. Manager Handle Functions 19 5.5.1. WTMgrOpen 19 5.5.2. WTMgrClose 20 5.6. Manager Context Functions 20 5.6.1. WTMgrContextEnum 20 5.6.2. WTMgrContextOwner 21 5.6.3. WTMgrDefContext 22 5.6.4. WTMgrDefContextEx (1.1) 22 5.7. Manager Configuration Functions 23 5.7.1. WTMgrDeviceConfig 23 5.7.2. WTMgrConfigReplace (16-bit only) 24 5.7.3. WTMgrConfigReplaceEx 24 5.8. Manager Packet Hook Functions 25 5.8.1. WTMgrPacketHook (16-bit only) 26 5.8.2. WTMgrPacketHookEx 26 5.8.3. WTMgrPacketUnhook 29 5.8.4. WTMgrPacketHookDefProc (16-bit only) 30 5.8.5. WTMgrPacketHookNext 30 5.9. Manager Preference Data Functions 31 5.9.1. WTMgrExt 31 5.9.2. WTMgrCsrEnable 32 5.9.3. WTMgrCsrButtonMap 32 5.9.4. WTMgrCsrPressureBtnMarks (16-bit only) 33 5.9.5. WTMgrCsrPressureBtnMarksEx 33 5.9.6. WTMgrCsrPressureResponse 34 5.9.7. WTMgrCsrExt 35 6. Message Reference 36 6.1. Event Messages 36 6.1.1. WT_PACKET 36 6.1.2. WT_CSRCHANGE (1.1) 37 6.2. Context Messages 37 6.2.1. WT_CTXOPEN 37 6.2.2. WT_CTXCLOSE 37 6.2.3. WT_CTXUPDATE 38 6.2.4. WT_CTXOVERLAP 38 6.2.5. WT_PROXIMITY 38 6.3. Information Change Messages 39 6.3.1. WT_INFOCHANGE 39 7. Data Reference 39 7.1. Common Data Types (1.1 modified) 39 7.2. Information Data Structures 41 7.2.1. AXIS 41 7.2.2. Information Categories and Indices (1.1 modified) 42 7.3. Context Data Structures 50 7.3.1. LOGCONTEXT (1.1 modified) 50 7.4. Event Data Structures 55 7.4.1. PACKET (1.1 modified) 55 7.4.2. ORIENTATION 57 7.4.3. ROTATION (1.1) 58 Appendix A. Using PKTDEF.H 59 Appendix B. Extension Definitions 60 B.1. Extensions Programming 60 B.2. Out of Bounds Tracking 61 OBT Programming 61 Information Category 61 Turning OBT On and Off 61 B.3. Function Keys 62 FKEYS Programming 62 Information Category 62 B.4. Tilt 62 TILT Programming 63 Information Category 63 B.5. Cursor Mask 63 CSRMASK Programming 64 Information Category 64 B.6. Extended Button Masks 64 XBTNMASK Programming 64 Information Category 65 VERSION 1.1 UPDATE NOTATION CONVENTIONS Sections marked with the “(1.1)” are new sections added for specification version 1.1. Sections bearing the “(1.1 modified)” notation contain updated information for specification version 1.1. The “(1.1)” notation also marks the definitions of new functions, messages, and data structures. The nota-tion “1.1:” marks new text or commentaries explaining new functionality added to existing features. 1 BACKGROUND INFORMATION This document describes a programming interface for using digitizing tablets and other advanced pointing de¬vices with Microsoft Windows Version 3.0 and above. The design presented here is based on the input of numerous professionals from the pointing device manufacturing and Windows soft¬ware development industries. In this document, the words "tablet" and "digitizer" are used interchange¬ably to mean all absolute point¬ing or digitizing devices that can be made to work with this interface. The definition is not lim¬ited to de¬vices that use a physical tablet. In fact, this specification can support de¬vices that combine rela¬tive and absolute pointing as well as purely relative devices. The following sections describe features of tablets and of the Windows environment that helped mo¬tivate the design. 1.1 Features of Digitizers Digitizing tablets present several problems to device interface authors. • Many tablets have a very high report rate. • Many tablets have many configurable features and types of input information. • Tablets often control the system cursor, provide additional digitizing input, and provide template or macro functions. 1.2 The Windows Environment Programming for tablets in the Windows environment presents additional problems. • Multitasking means multiple applications may have to share the tablet. • The tablet must also be able to control the system cursor and/or the pen (in Pen Windows). • The tablet must work with legacy applications, and with applications written to take advan¬tage of tablet services. • The tablet driver must add minimal speed and memory overhead, so as many applications as possible can run as efficiently as possible. • The user should be able to control how applications use the tablet. The user interface must be ef-ficient, consistent, and customizable. 2 DESIGN GOALS While the tablet interface design must address the technical problems stated above, it must also be useful to the programmers who will write tablet programs, and ultimately, to the tablet users. Four design goals will help clarify these needs, and provide some criteria for evaluating the interface speci¬fication. The goals are user control, ease of programming, tablet sharing, and tablet feature support. 2.1 User Control The user should be able to use and control the tablet in as natural and easy a manner as possible. The user's preferences should take precedence over application requests, where possible. Here are questions to ask when thinking about user control as a design goal: • Can the user understand how applications use the tablet? • Is the interface for controlling tablet functions natural and unobtrusive? • Is the user allowed to change things that help to customize the work environment, but pre¬vented from changing things over which applications must have control? 2.2 Ease of Programming Programming is easiest when the amount of knowledge and effort required matches the task at hand. Writing simple programs should require only a few lines of code and a minimal understanding of the en-vironment. On the other hand, more advanced features and functions should be available to those who need them. The interface should accommodate three kinds of programmers: those who wish to write sim-ple tablet programs, programmers who wish to write complex applications that take full ad¬vantage of tab-let capabilities, and programmers who wish to provide tablet device control features. In addition, the inter-face should accommodate programmers in as many different programming lan¬guages, situations, and en-vironments as possible. Questions to ask when thinking about ease of programming include: • How hard is it to learn the interface and write a simple program that uses tablet input? • Can programmers of complex applications control the features they need? • Are more powerful tablet device control features available? • Can the interface be used in different programming environments? • Is the interface logical, consistent, and robust? 2.3 Tablet Sharing In the Windows environment, multiple applications that use the tablet may be running at once. Each ap-plication will require different services. Applications must be able to get the services they need without getting in each others' way. Questions to ask when thinking about tablet sharing include: • Can tablet applications use the tablet features they need, independent of other applications? • Does the interface prevent a rogue application from "hijacking" the tablet, or causing dead¬locks? • Does the sharing architecture promote efficiency? 2.4 Tablet Feature Support The interface gives standard access to as many features as possible, while leaving room for future ex¬ten-sions and vendor-specific customizations. Applications should be able to get the tablet informa¬tion and services they want, just the way they want them. Users should be able to use the tablet to set up an effi-cient, comfortable work environment. Questions to ask when thinking about tablet feature support include: • Does the interface provide the features applications need? Are any commonly available fea¬tures not supported? • Does the interface provide what users need? Is anything missing? • Are future extensions possible and fairly easy? • Are vendor-specific extensions possible? 3 DESIGN CONCEPTS The proposed interface design depends on several fundamental concepts. Devices and cursor types de-scribe physical hardware configurations. The interface publishes read-only information through a single information interface. Applications interact with the interface by setting up tablet contexts and consuming event packets. Applications may assume interface and hardware control functions by be¬coming tablet managers. The interface provides explicit support for future extensions. 3.1 Device Conventions The interface provides access to one or more devices that produce pointing input. Devices sup¬ported by this interface have some common characteristics. The device must define an absolute or relative coordi-nate space in at least two dimensions for which it can return position data. The device must have a point-ing ap¬para¬tus or method (such as a stylus, or a finger touching a touch pad), called the cursor, that de¬fines the current position. The cursor must be able to return at least one bit of additional state (via a but¬ton, touching a digitizing surface, etc.). Devices may have multiple cursor types that have different physical configurations, or that have differ¬ent numbers of buttons, or return auxiliary information, such as pressure information. Cursor types may also describe different optional hardware configurations. The interface defines a standard orientation for reporting device native coordinates. When the user is viewing the device in its normal position, the coordinate origin will be at the lower left of the device. The coordinate system will be right-handed, that is, the positive x axis points from left to right, and the posi¬tive y axis points either upward or away from the user. The z axis, if supported, points either to¬ward the user or upward. For devices that lay flat on a table top, the x-y plane will be horizontal and the z axis will point upward. For devices that are oriented vertically (for example, a touch screen on a conventional dis¬play), the x-y plane will be vertical, and the z axis will point toward the user. 3.2 Device Information Any program can get descriptive information about the tablet via the WTInfo function. The interface specifies certain information that must be available, but allows new implementations to add new types of information. The basic information includes device identifiers, version numbers, and overall ca¬pabilities. The information items are organized by category and index numbers. The combination of a category and index specifies a single information data item, which may be a scalar value, string, structure, or array. Applica¬tions may retrieve single items or whole categories at once. Some categories are multiplexed. A single category code represents the first of a group of identically in-dexed categories, one for each of a set of similar objects. Multiplexed categories in¬clude those for devices and cur¬sor types. One constructs the category number by adding the defined cate¬gory code to a zero-based device or cursor identification number. The information is read-only for normal tablet applications. Some information items may change during the course of a Windows session; tablet applications receive messages notifying them of changes in tablet information. 3.3 Tablet Contexts Tablet contexts play a central role in the interface; they are the objects that applications use to specify their use of the tablet. Con¬texts include not only the physical area of the tablet that the application will use, but also information about the type, con¬tents, and delivery method for tablet events, as well as other information. Tablet contexts are somewhat analo¬gous to display contexts in the GDI interface model; they contain context information about a spe¬cific application's use of the tablet. An application can open more than one context, but most only need one. Applications can customize their contexts, or they can open a context using a default context specification that is always available. The WTInfo function provides access to the default context specification. Opening a context requires a window handle. The window handle becomes the context's owner and will receive any window messages associated with the context. Contexts are remotely similar to screen windows in that they can physically overlap. The tablet inter¬face uses a combination of context overlap order and context attributes to decide which context will process a given event. The topmost context in the overlap order whose input context encompasses the event, and whose event masks select the event, will process the event. (Note that the notion of overlap order is sepa-rate from the notion of the physical z dimension.) Tablet managers (described below) provide a way to modify and overlap contexts. 3.4 Event Packets Tablet contexts generate and report tablet activity via event packets. Applications can control how they receive events, which events they receive, and what information they contain. Applications may receive events either by polling, or via Windows messages. • Polling: Any application that has opened a context can call the WTPacketsGet function to get the next state of the tablet for that context. • Window Messages: Applications that request messages will receive the WT_PACKET mes¬sage (described below), which indicates that something happened in the context and provides a refer-ence to more information. Applications can control which events they receive by using event masks. For example, some appli¬ca¬tions may only need to know when a button is pressed, while others may need to receive an event every time the cursor moves. Tablet context event masks implement this type of control. Applications can control the contents of the event packets they receive. Some tablets can return data that many applications will not need, like button pressure and three dimensional position and orien¬tation in-formation. The context object provides a way of specifying which data items the appli¬cation needs. This allows the driver to improve the efficiency of packet delivery to applications that only need a few items per packet. Packets are stored in context-specific packet queues and retrieved by explicit function calls. The interface provides ways to peek at and get packets, to query the size and contents of the queue, and to re-size the queue. 3.5 Tablet Managers The interface provides functions for tablet management. An application can become a tablet manager by opening a tablet manager handle. This handle allows the manager access to spe¬cial functions. These man-agement functions allow the application to arrange, overlap, and modify tablet contexts. Man¬agers may also perform other functions, such as changing default values used by applica¬tions, chang¬ing ergo¬nomic, preference, and configuration settings, controlling tablet behavior with non-tablet aware applica¬tions, modi¬fy¬ing user dialogs, and recording and playing back tablet packets. Opening a manager handle re¬quires a window handle. The window becomes a manager window and receives window messages about interface and con¬text activity. 3.6 Extensions The interface allows implementations to define additional features called extensions. Extensions can be made available to new applications without the need to modify ex¬isting applications. Extensions are sup-ported through the information categories, through the flexible definition of packets, and through special context and manager functions. Designing an extension involves defining the meaning and behavior of the extension packet and/or prefer-ence data, filling in the information category, defining the extension's interface with the special functions, and possibly defining additional functions to support the extension. Each extension will be assigned a unique tag for identification. Not all implementations will support all extensions. A multiplexed information category contains descriptive data about extensions. Note that applica¬tions must find their extensions by iterating through the categories and matching tags. While tags are fixed across all implementations, category numbers may vary among implementations. 3.7 Persistent Binding of Interface Features (1.1) The interface provides access to many of its features using consecutive numeric indices whose value is not guaranteed from session to session. However, sufficient information is provided to create unique identifi¬ers for devices, cursors, and interface extensions. Devices should be uniquely identified by the contents of their name strings. If multiple identical devices are present, implementation providers should provide unique, persistent id strings to the extent possible. Identical devices that return unique serial numbers are ideal. If supported by the hardware, cursors also may have a physical cursor id that uniquely identifies the cursor in a persistent and stable manner. Interface extensions are uniquely identified by their tag. 4 INTERFACE IMPLEMENTATIONS Implementations of this interface usually support one specific device, a class of similar devices, or a com-mon combination of devices. The following sections discuss guidelines for implementations. 4.1 File and Module Conventions For 16-bit implementations, the interface functions, and any additional vendor- or device-specific func-tions, reside in a dynamic link library with the file name "WINTAB.DLL" and module name "WINTAB"; 32-bit implementations use the file name "WINTAB32.DLL" and module name "WINTAB32." Any other file or module con¬ventions are implementation specific. Implementations may include other library mod-ules or data files as necessary. Installation processes are likewise implementa¬tion-specific. Wintab programs written in the C language require two header files. WINTAB.H contains definitions of all of the functions, constants, and fixed data types. PKTDEF.H contains a parameterized definition of the PACKET data structure, that can be tailored to fit the application. The Wintab Programmer's Kit con¬tains these and other files necessary for Wintab programming, plus several example programs with C-lan¬guage source files. The Wintab Programmer's Kit is available from the author. 4.2 Feature Support Options Some features of the interface are optional and may be left out by some implementations. Support of defined data items other than x, y, and buttons is optional. Many devices only report x, y, and button information. Support of system-cursor contexts is optional. This option relieves implementations of replacing the sys¬tem mouse driver in Windows versions before 3.1. Support of Pen Windows contexts is optional. Not all systems will have the Pen Windows hardware and software necessary. Support of external tablet manager applications is optional, and the number of manager handles is imple-mentation-dependent. However, the manager functions should be present in all implementa¬tions, return¬ing appropriate failure codes if not fully implemented. An implementation may provide context- and hardware-management support internally only, if desired. On the other hand, providing the external man-ager interface may relieve the implementation of a considerable amount of user in¬terface code, and make improvements to the manager interface easier to implement and distribute later. Support of extension data items is optional. Most extensions will be geared to unusual hardware features. 5 FUNCTION REFERENCE All tablet function names have the prefix "WT" and have attributes equivalent to WINAPI. Applica¬tions gain access to the tablet interface functions through a dynamic-link library with standard file and module names, as defined in the previous section. Applications may link to the functions by using the Windows functions LoadLibrary, FreeLibrary, and GetProcAddress, or use an import library. Specific to 32-bit Wintab: The functions WTInfo, WTOpen, WTGet, and WTSet have both ANSI and Unicode versions, using the same ANSI/Unicode porting conventions used in the Win32 API. Five non-portable functions, WTQueuePackets, WTMgrCsrPressureBtnMarks, WTMgrConfigReplace, WTMgrPacketHook, and WTMgrPacketHookDefProc are replaced by new portable functions WTQueuePacketsEx, WTMgrCsrPressureBtnMarksEx, WTMgrConfigReplaceEx, WTMgrPack-etHookEx, WTMgrPacketUnhook, and WTMgrPacketHookNext. WTMgrConfigReplaceEx and WTMgrPacketHookEx have both ANSI and Unicode versions. Table 5.1. Ordinal Function Numbers for Dynamic Linking Ordinal numbers for dynamic linking are defined in the table below. Where two ordinal entries appear, the first entry identifies the 16-bit and 32-bit ANSI versions of the function. The second entry identifies the 32-bit Unicode version. Function Name Ordinal Function Name Ordinal WTInfo 20, 1020 WTMgrOpen 100 WTOpen 21, 1021 WTMgrClose 101 WTClose 22 WTMgrContextEnum 120 WTPacketsGet 23 WTMgrContextOwner 121 WTPacket 24 WTMgrDefContext 122 WTEnable 40 WTMgrDefContextEx (1.1) 206 WTOverlap 41 WTMgrDeviceConfig 140 WTConfig 60 WTMgrConfigReplace 141 WTGet 61, 1061 WTMgrConfigReplaceEx 202, 1202 WTSet 62, 1062 WTMgrPacketHook 160 WTExtGet 63 WTMgrPacketHookEx 203, 1203 WTExtSet 64 WTMgrPacketUnhook 204 WTSave 65 WTMgrPacketHookDefProc 161 WTRestore 66 WTMgrPacketHookNext 205 WTPacketsPeek 80 WTMgrExt 180 WTDataGet 81 WTMgrCsrEnable 181 WTDataPeek 82 WTMgrCsrButtonMap 182 WTQueuePackets 83 WTMgrCsrPressureBtnMarks 183 WTQueuePacketsEx 200 WTMgrCsrPressureBtnMarksEx 201 WTQueueSizeGet 84 WTMgrCsrPressureResponse 184 WTQueueSizeSet 85 WTMgrCsrExt 185 5.1 Basic Functions The functions in the following section will be used by most tablet-aware applications. They include getting interface and device information, opening and closing contexts, and retrieving packets by polling or via Windows messages. 5.1.1 WTInfo Syntax UINT WTInfo(wCategory, nIndex, lpOutput) This function returns global information about the interface in an application-sup-plied buffer. Different types of information are specified by different index argu-ments. Applications use this function to receive information about tablet coordi-nates, physical dimensions, capabilities, and cursor types. Parameter Type/Description wCategory UINT Identifies the category from which information is being re-quested. nIndex UINT Identifies which information is being requested from within the category. lpOutput LPVOID Points to a buffer to hold the requested information. Return Value The return value specifies the size of the returned information in bytes. If the infor-mation is not supported, the function returns zero. If a tablet is not physi¬cally pres-ent, this function always returns zero. Comments Several important categories of information are available through this function. First, the function provides identification information, including specification and software version numbers, and tablet vendor and model information. Sec¬ond, the function provides general capability information, including dimensions, resolutions, optional features, and cursor types. Third, the function provides categories that give defaults for all tablet context attributes. Finally, the func¬tion may provide any other implementation- or vendor-specific information cat¬egories necessary. The information returned by this function is subject to change during a Win¬dows session. Applications cannot change the information returned here, but tablet man-ager applications or hardware changes or errors can. Applications can respond to information changes by fielding the WT_INFOCHANGE message. The parameters of the message indicate which information has changed. If the wCategory argument is zero, the function copies no data to the output buffer, but returns the size in bytes of the buffer necessary to hold the largest complete category. If the nIndex argument is zero, the function returns all of the information entries in the category in a single data structure. If the lpOutput argument is NULL, the function just returns the required buffer size. See Also Category and index definitions in tables 7.3 through 7.9, and the WT_INFOCHANGE message in section 6.3.1. 5.1.2 WTOpen Syntax HCTX WTOpen(hWnd, lpLogCtx, fEnable) This function establishes an active context on the tablet. On successful comple¬tion of this function, the application may begin receiving tablet events via mes¬sages (if they were requested), and may use the handle returned to poll the con¬text, or to per-form other context-related functions. Parameter Type/Description hWnd HWND Identifies the window that owns the tablet context, and receives messages from the context. lpLogCtx LPLOGCONTEXT Points to an application-provided LOGCONTEXT data structure describing the context to be opened. fEnable BOOL Specifies whether the new context will immediately begin processing input data. Return Value The return value identifies the new context. It is NULL if the context is not opened. Comments Opening a new context allows the application to receive tablet input or creates a context that controls the system cursor or Pen Windows pen. The owning window (and all manager windows) will immediately receive a WT_CTXOPEN message when the context has been opened. If the fEnable argument is zero, the context will be created, but will not process input. The context can be enabled using the WTEnable function. If tablet event messages were requested in the context specification, the owning window will receive them. The application can control the message numbers used the lcMsgBase field of the LOGCONTEXT structure. The window that owns the new context will receive context and information change messages even if event messages were not requested. It is not necessary to handle these in many cases, but some applications may wish to do so. The newly opened tablet context will be placed on the top of the context overlap or-der. Invalid or out-of-range attribute values in the logical context structure will ei¬ther be validated, or cause the open to fail, depending on the attributes involved. Upon a successful return from the function, the context specification pointed to by lpLogCtx will contain the validated values. See Also The WTEnable function in section 5.2.1, the LOGCONTEXT data structure in section 7.3.1, and the context and infor¬mation change messages in sections 6.2 and 6.3. 5.1.3 WTClose Syntax BOOL WTClose(hCtx) This function closes and destroys the tablet context object. Parameter Type/Description hCtx HCTX Identifies the context to be closed. Return Value The function returns a non-zero value if the context was valid and was destroyed. Otherwise, it returns zero. Comments After a call to this function, the passed handle is no longer valid. The owning win¬dow (and all manager windows) will receive a WT_CTXCLOSE message when the context has been closed. See Also The WTOpen function in section 5.1.2. 5.1.4 WTPacketsGet Syntax int WTPacketsGet(hCtx, cMaxPkts, lpPkts) This function copies the next cMaxPkts events from the packet queue of context hCtx to the passed lpPkts buffer and removes them from the queue. Parameter Type/Description hCtx HCTX Identifies the context whose packets are being returned. cMaxPkts int Specifies the maximum number of packets to return. lpPkts LPVOID Points to a buffer to receive the event packets. Return Value The return value is the number of packets copied in the buffer. Comments The exact structure of the returned packet is determined by the packet infor¬mation that was requested when the context was opened. The buffer pointed to by lpPkts must be at least cMaxPkts * sizeof(PACKET) bytes long to prevent overflow. Applications may flush packets from the queue by calling this function with a NULL lpPkt argument. See Also The WTPacketsPeek function in section 5.4.1, and the descriptions of the LOGCONTEXT (section 7.3.1) and PACKET (section 7.4.1) data structures. 5.1.5 WTPacket Syntax BOOL WTPacket(hCtx, wSerial, lpPkt) This function fills in the passed lpPkt buffer with the context event packet having the specified serial number. The returned packet and any older packets are removed from the context's internal queue. Parameter Type/Description hCtx HCTX Identifies the context whose packets are being returned. wSerial UINT Serial number of the tablet event to return. lpPkt LPVOID Points to a buffer to receive the event packet. Return Value The return value is non-zero if the specified packet was found and returned. It is zero if the specified packet was not found in the queue. Comments The exact structure of the returned packet is determined by the packet infor¬mation that was requested when the context was opened. The buffer pointed to by lpPkts must be at least sizeof(PACKET) bytes long to pre-vent overflow. Applications may flush packets from the queue by calling this function with a NULL lpPkts argument. See Also The descriptions of the LOGCONTEXT (section 7.3.1) and PACKET (section 7.4.1) data structures. 5.2 Visibility Functions The functions in this section allow applications to control contexts' visibility, whether or not they are pro-cessing input, and their overlap order. 5.2.1 WTEnable Syntax BOOL WTEnable(hCtx, fEnable) This function enables or disables a tablet context, temporarily turning on or off the processing of packets. Parameter Type/Description hCtx HCTX Identifies the context to be enabled or disabled. fEnable BOOL Specifies enabling if non-zero, disabling if zero. Return Value The function returns a non-zero value if the enable or disable request was satis¬fied, zero otherwise. Comments Calls to this function to enable an already enabled context, or to disable an al¬ready disabled context will return a non-zero value, but otherwise do nothing. The context’s packet queue is flushed on disable. Applications can determine whether a context is currently enabled by using the WTGet function and examining the lcStatus field of the LOGCONTEXT struc¬ture. See Also The WTGet function in section 5.3.2, and the LOGCONTEXT structure in sec¬tion 7.3.1. 5.2.2 WTOverlap Syntax BOOL WTOverlap(hCtx, fToTop) This function sends a tablet context to the top or bottom of the order of over¬lapping tablet contexts. Parameter Type/Description hCtx HCTX Identifies the context to move within the overlap order. fToTop BOOL Specifies sending the context to the top of the overlap or-der if non-zero, or to the bottom if zero. Return Value The function returns non-zero if successful, zero otherwise. Comments Tablet contexts' input areas are allowed to overlap. The tablet interface main¬tains an overlap order that helps determine which context will process a given event. The topmost context in the overlap order whose input context encom¬passes the event, and whose event masks select the event will process the event. This function is useful for getting access to input events when the application's con-text is overlapped by other contexts. The function will fail only if the context argument is invalid. 5.3 Context Editing Functions This group of functions allows applications to edit, save, and restore contexts. 5.3.1 WTConfig Syntax BOOL WTConfig(hCtx, hWnd) This function prompts the user for changes to the passed context via a dialog box. Parameter Type/Description hCtx HCTX Identifies the context that the user will modify via the dialog box. hWnd HWND Identifies the window that will be the parent window of the dialog box. Return Value The function returns a non-zero value if the tablet context was changed, zero oth-erwise. Comments Tablet applications can use this function to let the user choose context attributes that the application doesn't need to control. Applications can control the editing of con¬text attributes via the lcLocks logical context structure member. Applications should consider providing access to this function through a menu item or command. See Also The LOGCONTEXT structure in section 7.3.1 and the context lock values in table 7.13. 5.3.2 WTGet Syntax BOOL WTGet(hCtx, lpLogCtx) This function fills the passed structure with the current context attributes for the passed handle. Parameter Type/Description hCtx HCTX Identifies the context whose attributes are to be copied. lpLogCtx LPLOGCONTEXT Points to a LOGCONTEXT data structure to which the context attributes are to be copied. Return Value The function returns a non-zero value if the data is retrieved successfully. Oth¬er¬wise, it returns zero. See Also The LOGCONTEXT structure in section 7.3.1. 5.3.3 WTSet (1.1 modified) Syntax BOOL WTSet(hCtx, lpLogCtx) This function allows some of the context's attributes to be changed on the fly. Parameter Type/Description hCtx HCTX Identifies the context whose attributes are being changed. lpLogCtx LPLOGCONTEXT Points to a LOGCONTEXT data structure containing the new context attributes. Return Value The function returns a non-zero value if the context was changed to match the passed context specification; it returns zero if any of the requested changes could not be made. Comments If this function is called by the task or process that owns the context, any context attribute may be changed. Otherwise, the function can change attributes that do not affect the format or meaning of the context's event packets and that were not speci-fied as locked when the context was opened. Context lock values can only be changed by the context’s owner. 1.1: If the hCtx argument is a default context handle returned from WTMgrDef-Context or WTMgrDefContextEx, and the lpLogCtx argument is WTP_LPDEFAULT, the default context will be reset to its initial factory default values. See Also The LOGCONTEXT structure in section 7.3.1 and the context lock values in table 7.13. 5.3.4 WTExtGet Syntax BOOL WTExtGet(hCtx, wExt, lpData) This function retrieves any context-specific data for an extension. Parameter Type/Description hCtx HCTX Identifies the context whose extension attributes are being retrieved. wExt UINT Identifies the extension tag for which context-specific data is being retrieved. lpData LPVOID Points to a buffer to hold the retrieved data. Return Value The function returns a non-zero value if the data is retrieved successfully. Oth¬er¬wise, it returns zero. See Also The extension definitions in Appendix B. 5.3.5 WTExtSet Syntax BOOL WTExtSet(hCtx, wExt, lpData) This function sets any context-specific data for an extension. Parameter Type/Description hCtx HCTX Identifies the context whose extension attributes are being modified. wExt UINT Identifies the extension tag for which context-specific data is being modified. lpData LPVOID Points to the new data. Return Value The function returns a non-zero value if the data is modified successfully. Oth¬er¬wise, it returns zero. Comments Extensions may forbid their context-specific data to be changed during the life¬time of a context. For such extensions, calls to this function would always fail. Extensions may also limit context data editing to the task of the owning window, as with the context locks. See Also The extension definitions in Appendix B, the LOGCONTEXT data structure in section 7.3.1 and the context locking values in table 7.13. 5.3.6 WTSave Syntax BOOL WTSave(hCtx, lpSaveInfo) This function fills the passed buffer with binary save information that can be used to restore the equivalent context in a subsequent Windows session. Parameter Type/Description hCtx HCTX Identifies the context that is being saved. lpSaveInfo LPVOID Points to a buffer to contain the save information. Return Value The function returns non-zero if the save information is successfully retrieved. Oth-erwise, it returns zero. Comments The size of the save information buffer can be determined by calling the WTInfo function with category WTI_INTERFACE, index IFC_CTXSAVESIZE. The save information is returned in a private binary data format. Applications should store the information unmodified and recreate the context by passing the save information to the WTRestore function. Using WTSave and WTRestore allows applications to easily save and restore ex-tension data bound to contexts. See Also The WTRestore function in section 5.3.7. 5.3.7 WTRestore Syntax HCTX WTRestore(hWnd, lpSaveInfo, fEnable) This function creates a tablet context from save information returned from the WTSave function. Parameter Type/Description hWnd HWND Identifies the window that owns the tablet context, and receives messages from the context. lpSaveInfo LPVOID Points to a buffer containing save information. fEnable BOOL Specifies whether the new context will immediately begin processing input data. Return Value The function returns a valid context handle if successful. If a context equivalent to the save information could not be created, the function returns NULL. Comments The save information is in a private binary data format. Applications should only pass save information retrieved by the WTSave function. This function is much like WTOpen, except that it uses save in¬formation for input instead of a logical context. In particular, it will generate a WT_CTXOPEN mes¬sage for the new context. See Also The WTOpen function in section 5.1.2, the WTSave function in section 5.3.6, and the WT_CTXOPEN message in section 6.2.1. 5.4 Advanced Packet and Queue Functions These functions provide advanced packet retrieval and queue manipulation. The packet retrieval functions require the application to provide a packet output buffer. To prevent overflow, the buffer must be large enough to hold the requested number of packets from the specified context. It is up to the caller to deter¬mine the packet size (by interrogating the context, if necessary), and to allocate a large enough buffer. Ap¬plications may flush packets from the queue by passing a NULL buffer pointer. 5.4.1 WTPacketsPeek Syntax int WTPacketsPeek(hCtx, cMaxPkts, lpPkts) This function copies the next cMaxPkts events from the packet queue of context hCtx to the passed lpPkts buffer without removing them from the queue. Parameter Type/Description hCtx HCTX Identifies the context whose packets are being read. cMaxPkts int Specifies the maximum number of packets to return. lpPkts LPVOID Points to a buffer to receive the event packets. Return Value The return value is the number of packets copied in the buffer. Comments The buffer pointed to by lpPkts must be at least cMaxPkts * sizeof(PACKET) bytes long to prevent overflow. See Also the WTPacketsGet function in section 5.1.4. 5.4.2 WTDataGet Syntax int WTDataGet(hCtx, wBegin, wEnd, cMaxPkts, lpPkts, lpNPkts) This function copies all packets with serial numbers between wBegin and wEnd in-clusive from the context's queue to the passed buffer and removes them from the queue. Parameter Type/Description hCtx HCTX Identifies the context whose packets are being returned. wBegin UINT Serial number of the oldest tablet event to return. wEnd UINT Serial number of the newest tablet event to return. cMaxPkts int Specifies the maximum number of packets to return. lpPkts LPVOID Points to a buffer to receive the event packets. lpNPkts LPINT Points to an integer to receive the number of packets ac-tually copied. Return Value The return value is the total number of packets found in the queue between wBegin and wEnd. Comments The buffer pointed to by lpPkts must be at least cMaxPkts * sizeof(PACKET) bytes long to prevent overflow. See Also The WTDataPeek function in section 5.4.3, and the WTQueuePacketsEx function in section 5.4.5. 5.4.3 WTDataPeek Syntax int WTDataPeek(hCtx, wBegin, wEnd, cMaxPkts, lpPkts, lpNPkts) This function copies all packets with serial numbers between wBegin and wEnd in-clusive, from the context's queue to the passed buffer without removing them from the queue. Parameter Type/Description hCtx HCTX Identifies the context whose packets are being read. wBegin UINT Serial number of the oldest tablet event to return. wEnd UINT Serial number of the newest tablet event to return. cMaxPkts int Specifies the maximum number of packets to return. lpPkts LPVOID Points to a buffer to receive the event packets. lpNPkts LPINT Points to an integer to receive the number of packets ac-tually copied. Return Value The return value is the total number of packets found in the queue between wBegin and wEnd. Comments The buffer pointed to by lpPkts must be at least cMaxPkts * sizeof(PACKET) bytes long to prevent overflow. See Also The WTDataGet function in section 5.4.2, and the WTQueuePacketsEx function in section 5.4.5. 5.4.4 WTQueuePackets (16-bit only) Syntax DWORD WTQueuePackets(hCtx) This function returns the serial numbers of the oldest and newest packets cur¬rently in the queue. Parameter Type/Description hCtx HCTX Identifies the context whose queue is being queried. Return Value The high word of the return value contains the newest packet's serial number; the low word contains the oldest. Comments This function is non-portable and is superseded by WTQueuePacketsEx. See Also The WTQueuePacketsEx function in section 5.4.5. 5.4.5 WTQueuePacketsEx Syntax BOOL WTQueuePacketsEx(hCtx, lpOld, lpNew) This function returns the serial numbers of the oldest and newest packets cur¬rently in the queue. Parameter Type/Description hCtx HCTX Identifies the context whose queue is being queried. lpOld UINT FAR * Points to an unsigned integer to receive the oldest packet's serial number. lpNew UINT FAR * Points to an unsigned integer to receive the newest packet's serial number. Return Value The function returns non-zero if successful, zero otherwise. 5.4.6 WTQueueSizeGet Syntax int WTQueueSizeGet(hCtx) This function returns the number of packets the context's queue can hold. Parameter Type/Description hCtx HCTX Identifies the context whose queue size is being re¬turned. Return Value The return value is the number of packet the queue can hold. See Also The WTQueueSizeSet function in section 5.4.7. 5.4.7 WTQueueSizeSet Syntax BOOL WTQueueSizeSet(hCtx, nPkts) This function attempts to change the context's queue size to the value specified in nPkts. Parameter Type/Description hCtx HCTX Identifies the context whose queue size is being set. nPkts int Specifies the requested queue size. Return Value The return value is non-zero if the queue size was successfully changed. Other¬wise, it is zero. Comments If the return value is zero, the context has no queue because the function deletes the original queue before attempting to create a new one. The application must continue calling the function with a smaller queue size until the function returns a non-zero value. See Also The WTQueueSizeGet function in section 5.4.6. 5.5 Manager Handle Functions The functions described in this and subsequent sections are for use by tablet manager applications. The functions of this section create and destroy manager handles. These handles allow the interface code to limit the degree of simultaneous access to the powerful manager functions. Also, opening a manager handle lets the application receive messages about tablet interface activity. 5.5.1 WTMgrOpen Syntax HMGR WTMgrOpen(hWnd, wMsgBase) This function opens a tablet manager handle for use by tablet manager and con¬figu-ration applications. This handle is required to call the tablet management func¬tions. Parameter Type/Description hWnd HWND Identifies the window which owns the manager handle. wMsgBase UINT Specifies the message base number to use when notifying the manager window. Return Value The function returns a manager handle if successful, otherwise it returns NULL. Comments While the manager handle is open, the manager window will receive context mes-sages from all tablet contexts. Manager windows also receive information change messages. The number of manager handles available is interface implementation-dependent, and can be determined by calling the WTInfo function with category WTI_INTERFACE and index IFC_NMANAGERS. See Also The WTInfo function in section 5.1.1, the WTMgrClose function in section 5.5.2, the description of message base numbers in section 6 and the context and in¬for¬ma-tion change messages in sections 6.2 and 6.3. 5.5.2 WTMgrClose Syntax BOOL WTMgrClose(hMgr) This function closes a tablet manager handle. After this function returns, the passed manager handle is no longer valid. Parameter Type/Description hMgr HMGR Identifies the manager handle to close. Return Value The function returns non-zero if the handle was valid; otherwise, it returns zero. 5.6 Manager Context Functions These functions provide access to all open contexts and their owners, and allow changing context de¬faults. Only tablet managers are allowed to manipulate tablet contexts belonging to other applica¬tions. 5.6.1 WTMgrContextEnum Syntax BOOL WTMgrContextEnum(hMgr, lpEnumFunc, lParam) This function enumerates all tablet context handles by passing the handle of each context, in turn, to the callback function pointed to by the lpEnumFunc pa¬rameter. The enumeration terminates when the callback function returns zero. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. lpEnumFunc WTENUMPROC Is the procedure-instance address of the call-back function. See the following "Comments" section for details. lParam LPARAM Specifies the value to be passed to the callback func-tion for the application's use. Return Value The return value specifies the outcome of the function. It is non-zero if all con¬texts have been enumerated. Otherwise, it is zero. Comments The address passed as the lpEnumFunc parameter must be created by using the MakeProcInstance function. The callback function must have attributes equivalent to WINAPI. The callback function must have the following form: Callback BOOL WINAPI EnumFunc(hCtx, lParam) HCTX hCtx; LPARAM lParam; EnumFunc is a place holder for the application-supplied function name. The actual name must be exported by including it in an EXPORTS statement in the applica-tion's module-definition file. Parameter Description hCtx Identifies the context. lParam Specifies the 32-bit argument of the WTMgrContextEnum func-tion. Return Value The function must return a non-zero value to continue enumeration, or zero to stop it. 5.6.2 WTMgrContextOwner Syntax HWND WTMgrContextOwner(hMgr, hCtx) This function returns the handle of the window that owns a tablet context. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. hCtx HCTX Identifies the context whose owner is to be returned. Return Value The function returns the context owner's window handle if the passed arguments are valid. Otherwise, it returns NULL. Comments This function allows the tablet manager to coordinate tablet context manage¬ment with the states of the context-owning windows. 5.6.3 WTMgrDefContext Syntax HCTX WTMgrDefContext(hMgr, fSystem) This function retrieves a context handle that allows setting values for the current default digit¬izing or system context. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. fSystem BOOL Specifies retrieval of the default system context if non-zero, or the default digitizing context if zero. Return Value The return value is the context handle for the specified default context, or NULL if the arguments were invalid. Comments The default digitizing context is the context whose attributes are returned by the WTInfo function WTI_DEFCONTEXT category. The default system context is the context whose attributes are returned by the WTInfo function WTI_DEFSYSCTX category. Editing operations on the retrieved handles will fail if the new default contexts do not meet certain requirements. The digitizing context must include at least buttons, x, and y in its packet data, and must return absolute coordinates. 1.1: Editing the current default digitizing context will also update the device-spe¬cific default context for the device listed in the lcDevice field of the default con¬text’s LOGCONTEXT structure. See Also The WTInfo function in section 5.1.1 the WTMgrDefContextEx function in section 5.6.4, and the category and index definitions in tables 7.3 through 7.9. 5.6.4 WTMgrDefContextEx (1.1) Syntax HCTX WTMgrDefContextEx(hMgr, wDevice, fSystem) This function retrieves a context handle that allows setting values for the default digit¬izing or system context for a specified device. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. wDevice UINT Specifies the device for which a default context handle will be returned. fSystem BOOL Specifies retrieval of the default system context if non-zero, or the default digitizing context if zero. Return Value The return value is the context handle for the specified default context, or NULL if the arguments were invalid. Comments The default digitizing contexts are contexts whose attributes are returned by the WTInfo function WTI_DDCTXS multiplexed category. The default system con-texts are contexts whose attributes are returned by the WTInfo function WTI_DSCTXS multiplexed category. Editing operations on the retrieved handles will fail if the new default contexts do not meet certain requirements. The digitizing context must include at least buttons, x, and y in its packet data, and must return absolute coordinates. See Also The WTInfo function in section 5.1.1, and the category and index definitions in tables 7.3 through 7.9. 5.7 Manager Configuration Functions These functions allow manager applications to replace the default context configuration dialog and to display a configuration dialog for each hardware device. 5.7.1 WTMgrDeviceConfig Syntax UINT WTMgrDeviceConfig(hMgr, wDevice, hWnd) This function displays a custom modal tablet-hardware configuration dialog box, if one is supported. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. wDevice UINT Identifies the device that the user will configure via the dialog box. hWnd HWND Identifies the window that will be the parent window of the dialog box. If this argument is NULL, the function will return non-zero if the dialog is supported, or zero otherwise. Return Value The return value is zero if the dialog box is not supported. Otherwise, it is one of the following non-zero values. Value Meaning WTDC_CANCEL The user canceled the dialog without making any changes. WTDC_OK The user made and confirmed changes. WTDC_RESTART The user made and confirmed changes that require a sys-tem restart in order to take effect. The calling program should query the user to determine whether to restart. Restart Windows using the function call ExitWin-dows(EW_RESTARTWINDOWS, 0);. 5.7.2 WTMgrConfigReplace (16-bit only) Syntax BOOL WTMgrConfigReplace(hMgr, fInstall, lpConfigProc) This function allows a manager application to replace the default behavior of the WTConfig function. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. fInstall BOOL Specifies installation of a replacement function if non-zero, or removal of the current replacement if zero. lpConfigProc WTCONFIGPROC Is the procedure-instance address of the new configuration function. This argument is ignored during a re¬moval request. Return Value The function return non-zero if the installation or removal request succeeded. Oth-erwise, it returns zero. Comments This function is non-portable and is superseded by WTMgrConfigReplaceEx. See Also The WTConfig function in section 5.3.1, and for a description of the configuration callback function, see the WTMgrConfigReplaceEx function in section 5.7.3. 5.7.3 WTMgrConfigReplaceEx Syntax BOOL WTMgrConfigReplaceEx(hMgr, fInstall, lpszModule, lpszCfgProc) This function allows a manager application to replace the default behavior of the WTConfig function. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. fInstall BOOL Specifies installation of a replacement function if non-zero, or removal of the current replacement if zero. lpszModule LPCTSTR Points to a null-terminated string that names a DLL module containing the new configuration function. This argument is ignored during a re¬moval request lpszCfgProc LPCSTR Points to a null-terminated string that names the new configuration function. This argument is ignored during a re¬moval request. Return Value The function return non-zero if the installation or removal request succeeded. Oth-erwise, it returns zero. Comments The configuration callback function must have attributes equivalent to WINAPI. Only one callback function may be installed at a time. The manager handle passed with the removal request must match the handle passed with the corre¬sponding in-stallation request. Tablet managers that install a replacement context configuration function must re-move it before exiting. Callback BOOL WINAPI ConfigProc(hWnd, hCtx) HWND hWnd; HCTX hCtx; ConfigProc is a place holder for the application-supplied function name. The actual name must be exported by including it in an EXPORTS statement in the applica-tion's module-definition file. Parameter Description hWnd Identifies the window that will be the parent window of the dialog box. hCtx Identifies the context that the user will modify via the dialog box. Return Value The function returns a non-zero value if the tablet context was changed, zero oth-erwise. Comments The configuration function and resulting dialog box should analyze the lcLocks context structure member, and only allow editing of unlocked context attributes. See Also The WTConfig function in section 5.3.1. 5.8 Manager Packet Hook Functions These functions allow manager applications to monitor, record, and play back sequences of tablet packets. 5.8.1 WTMgrPacketHook (16-bit only) Syntax WTHOOKPROC WTMgrPacketHook(hMgr, fInstall, nType, lpFunc) This function installs or removes a packet hook function. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. fInstall BOOL Specifies installation of a hook function if non-zero, or removal of the specified hook if zero. nType int Specifies the packet hook to be installed. It can be any one of the following values: Value Meaning WTH_PLAYBACK Installs a packet playback hook. WTH_RECORD Installs a packet record hook. lpFunc WTHOOKPROC Is the procedure-instance address of the hook function to be installed. See the "Comments" section under WTMgrPacketHookEx for details. Return Value When installing a hook, the return value points to the procedure-instance ad¬dress of the previously installed hook (if any). It is NULL if there is no previous hook; it is negative one if the hook cannot be installed. The application or library that calls this func¬tion should save this return value in the library's data segment. The fourth argument of the WTPacketHookDefProc function points to the location in memory where the library saves this return value. When removing a hook, the return value is the passed lpFunc if successful, NULL otherwise. Comments This function is non-portable and is superseded by WTMgrPacketHookEx and WTMgrPacketUnhook. See Also the WTMgrPacketHookEx function in section 5.8.2, and the WTMgrPacketUn-hook function in section 5.8.3. 5.8.2 WTMgrPacketHookEx Syntax HWTHOOK WTMgrPacketHookEx(hMgr, nType, lpszModule, lpszHookProc) This function installs a packet hook function. Parameter Type/Description hMgr HMGR Is the valid manager handle that identifies the caller as a manager application. nType int Specifies the packet hook to be installed. It can be any one of the following values: Value Meaning WTH_PLAYBACK Installs a packet playback hook. WTH_RECORD Installs a packet record hook. lpszModule LPCTSTR Points to a null-terminated string that names a DLL module containing the new hook function. See the following "Comments" section for details. lpszHookProc LPCSTR Points to a null-terminated string that names the new hook function. See the following "Comments" section for details. Return Value If the function succeeds, the return value is the handle of the installed hook func-tion. Otherwise, the return value is NULL. Comments Packet hooks are a shared resource. Installing a hook affects all applications using the interface. All Wintab hook functions must be exported functions residing in a DLL module. The following section describes how to support the individual hook functions. WTH_PLAYBACK Wintab calls the WTH_PLAYBACK hook whenever a request for an event packet is made. The function is intended to be used to supply a previously recorded event packet for a compatible context. The hook function must have attributes equivalent to WINAPI. The filter function must have the following form: Hook Function LRESULT WINAPI HookFunc(nCode, wParam, lParam); int nCode; WPARAM wParam; LPARAM lParam; HookFunc is a place holder for the library-supplied function name. The actual name must be exported by including it in an EXPORTS statement in the library's mod¬ule-definition file. Parameter Description nCode Specifies whether the hook function should process the mes¬sage or call the WTMgrPacketHookDefProc (if installed by WTMgrPacketHook)or WTMgrPacketHookNext (if installed by WTMgrPacketHookEx) function. If the nCode parame¬ter is less than zero, the hook function should pass the message to the appropriate function without further process¬ing. wParam Specifies the context handle whose event is being requested. lParam Points to the packet being processed by the hook function. Comments The WTH_PLAYBACK function should copy an event packet to the buffer pointed to by the lParam pa¬rameter. The packet must have been previously recorded by us-ing the WTH_RECORD hook. It should not modify the packet. The return value should be the amount of time (in milliseconds) Wintab should wait before pro¬cess¬ing the mes¬sage. This time can be computed by calculation the difference between the time stamps of the current and previous packets. If the function returns zero, the message is processed immediately. Once it returns control to Wintab, the packet continues to be processed. If the nCode parameter is WTHC_SKIP, the hook func-tion should prepare to return the next recorded event message on its next call. The packet pointed to by lParam will have the same structure as packets re¬trieved from the context normally. Wintab will validate the following packet items to en¬sure consistency: context handle, time stamp, and serial number. The remaining fields will be valid if the context used for playback is equivalent to the context from which the events were recorded. The WTH_PLAYBACK hook will not be called to notify it of the display or re¬moval of system modal dialog boxes. It is expected that applications playing back packets will also be playing back window event messages using Windows' own hook functions. While the WTH_PLAYBACK function is in effect, Wintab ignores all hardware in-put. WTH_RECORD The interface calls the WTH_RECORD hook whenever it processes a packet from a context event queue. The hook can be used to record the packet for later playback. The hook function must have attributes equivalent to WINAPI. The hook function must have the following form: Hook Function LRESULT WINAPI HookFunc(nCode, wParam, lParam); int nCode; WPARAM wParam; LPARAM lParam; HookFunc is a place holder for the library-supplied function name. The actual name must be exported by including it in an EXPORTS statement in the library's mod¬ule-definition file. Parameter Description nCode Specifies whether the hook function should process the mes¬sage or call the WTMgrPacketHookDefProc (if installed by WTMgrPacketHook)or WTMgrPacketHookNext (if installed by WTMgrPacketHookEx) function. If the nCode parame¬ter is less than zero, the hook function should pass the message to the appropriate function without further process¬ing. wParam Specifies the context handle whose event is being processed. lParam Points to the packet being processed by the hook function. Comments The WTH_RECORD function should save a copy of the packet for later play¬back. It should not modify the packet. Once it returns control to Wintab, the message con-tinues to be processed. The filter function does not require a return value. The packet pointed to by lParam will have the same structure as packets re¬trieved from the context normally. The WTH_RECORD hook will not be called to notify it of the display or re¬moval of system modal dialog boxes. It is expected that applications recording packets will also be recording window event messages using Windows' own hook functions. 5.8.3 WTMgrPacketUnhook Syntax BOOL WTMgrPacketUnhook(hHook) This function removes a hook function installed by the WTMgrPacketHookEx function. Parameter Type/Description hHook HWTHOOK Identifies the hook function to be removed. Return Value The function returns a non-zero value if successful, zero otherwise. See Also The WTMgrPacketHookEx function in section 5.8.2, and the WTMgrPack-etHookNext function in section 5.8.5. 5.8.4 WTMgrPacketHookDefProc (16-bit only) Syntax LRESULT WTMgrPacketHookDefProc(nCode, wParam, lParam, lplpFunc) This function calls the next function in a chain of packet hook functions. A packet hook function is a function that processes packets before they are re¬trieved from a context's queue. When applications define more than one hook function by using the WTMgrPacketHook function, Wintab places func¬tions of the same type in a chain. Parameter Type/Description nCode int Specifies a code used by the hook function to determine how to process the message. wParam WPARAM Specifies the word parameter of the message that the hook function is processing. lParam LPARAM Specifies the long parameter of the message that the hook function is processing. lplpFunc WTHOOKPROC FAR * Points to a memory location that con-tains the WTHOOKPROC returned by the WTMgrPacketHook function. Wintab changes the value at this location after an appli-cation unhooks the hook using the WTMgrPacketHook function. Return Value The return value specifies a value that is directly related to the nCode parameter. Comments This function is non-portable and is superseded by the WTMgrPacketHookNext function. See Also The WTMgrPacketHookNext function in section 5.8.5. 5.8.5 WTMgrPacketHookNext Syntax LRESULT WTMgrPacketHookNext(hHook, nCode, wParam, lParam) This function passes the hook information to the next hook function in the current hook chain. Parameter Type/Description hHook HWTHOOK Identifies the current hook. nCode int Specifies the hook code passed to the current hook function. wParam WPARAM Specifies the wParam value
FastReport.v4.15 for.Delphi.BCB.Full.Source企业版含ClientServer中文修正版支持Delphi 4-XE5 and C++Builder 6-XE5. D2010以上版本(D14_D19)安装必读 delphi2010以上版本(D14_D19)使用者安装时,请将res\frccD14_D19.exe更名名为frcc.exe frccD14_D19.exe是专门的delphi2010以上版本(D14_D19)编码器。其他低delphi版本,请使用frcc.exe FastReport® VCL is an add-on component that allows your application to generate reports quickly and efficiently. FastReport® provides all the tools necessary for developing reports, including a visual report designer, a reporting core, and a preview window. It can be used in Embarcadero (ex Borland and CodeGear) Delphi 4-XE5 and C++Builder 6-XE5. version 4.15 --------------- + Added Embarcadero RAD Studio XE5 support + Added Internal components for FireDac database engine + fixed bug with images in PDF export for OSX viewers + Added ability to set font charset to default in Style Editor - fixed duplex problem when printing several copies of the report - fixed problem with PNG images - fixed problem with TfrxPictureView transparent version 4.14 --------------- + Added Embarcadero RAD Studio XE4 support - [Lazarus] fixed bug with text output - [Lazarus] fixed bug with some visual controls in designer - [Lazarus] improved interface of the report preview and designer - [Lazarus] fixed bug with boolean propertyes in script code and expressions - fixed bug with endless loop in TfrxRichView - fixed bug with Unicode in TfrxMemoView appeared in previous release - improved MAPI interface in TfrxExportMail export - fixed some problems with allpication styles XE2/XE3 - improved compatibility with Fast Report FMX version 4.13 --------------- + Added Lazarus Beta support starts from Fast Report Professionnal edition. Current version allows preview, print and design report template under Windows and Linux platform (qt). + Added Embarcadero RAD Studio XE3 support - fixed compatibility with Fast Report FMX installed in the same IDE. This version can co exist with Fast Report FMX version at the same time. + published "Quality" property of TfrxPDFExport object + published "UseMAPI" property of TfrxExportMail object + published "PictureType" property to ODF export - fixed bug with expressions in RichEdit - fixed bug in multi-column reports - fixed exception in the report designer - fixed bug with URLs in Open Document Text and Open Document Spreadsheet exports - fixed format string in XLS OLE export - fixed format string in XLS BIFF8 export - fixed output of the check boxes on the highlighted lines in PDF export - fixed bug with PDF anchors - fixed bug when using two or more macroses in memo version 4.12 --------------- + added support of Embarcadero Rad Studio EX2 (x32/x64) + added export of Excel formulas in the BIFF export + added export of external URLs in the PDF export + added converter from Rave Reports ConverterRR2FR.pas + added Cross.KeepRowsTogether property + optimised merging cells in the BIFF export + added property DataOnly to exports + pictures format in all exports switched to PNG + improved number formats processing in the BIFF export + added property DataOnly to exports + added property TfrxODFExport.SingleSheet + added property TfrxSimpleTextExport.DeleteEmptyColumns + added property TfrxBIFFExport.DeleteEmptyRows + added progress bar to the BIFF export - fixed bug with frame for some barcode types - fixed wrong metafiles size in the EMF export - fixed processing of negative numbers in the OLE export - fixed bug in handling exceptions in the OLE export - fixed bug in creation of the progress bar (applicable to many exports) - fixed bug in the ODF export in strings processing - fixed bug in the OLE export in numbers formatting - fixed bug in the PDF export in rotating texts 90, 180 and 270 degrees - fixed bug in the ODF export in processing of headers and footers - fixed bug in the Text export in computing object bounds - fixed bug in the ODF export in UTF8 encoding - fixed hiding gridlines around nonempty cells in the BIFF export - fixed images bluring when exporting - fixed word wrapping in the Excel XML export version 4.11 --------------- + added BIFF8 XLS export filter + added to ODF export the Language property + [enterprise] added "scripts" folder for additional units ("uses" directive in report script) + [enterprise] added logs for scheduler (add info in scheduler.log) + [enterprise] added property "Reports" - "Scripts" in server configuration - set the path for "uses" directive in report script + [enterprise] added property "Http" - "MaxSessions" in server configuration - set the limit of maximum session threads, set 0 for unlimit + [enterprise] added property "Reports" - "MaxReports" in server configuration - set the limit of maximum report threads, set 0 for unlimit + [enterprise] added property "Logs" - "SchedulerLog" in server configuration - set the scheduler log file name + [enterprise] added property "Scheduler" - "Active" in server configuration - enable of scheduler + [enterprise] added property "Scheduler" - "Debug" in server configuration - enable writing of debug info in scheduler log + [enterprise] added property "Scheduler" - "StudioPath" in server configuration - set the path to FastReport Studio, leave blank for default - [enterprise] fixed bug with MIME types in http header (content-type) - [enterprise] fixed bug with default configuration (with missed config.xml) - [enterprise] fixed bug with error pages - fixed bug in XML export with the ShowProgress property - fixed bug in RTF export with font size in empty cells - fixed bug in ODF export with UTF8 encoding of the Creator field - fixed bug in XML export with processing special characters in strings - fixed bug in ODF export with properties table:number-columns-spanned, table:number-rows-spanned - fixed bug in ODF export with the background clNone color - fixed bug in ODF export with a style of table:covered-table-cell - fixed bug in ODF export with table:covered-table-cell duplicates - fixed bug in ODF export with excessive text:p inside table:covered-table-cell - fixed bug in ODF export with language styles - fixed bug in ODF export with spaces and tab symbols - fixed bug in ODF export with styles of number cells - fixed bug in ODF export with the background picture - fixed bug in ODF export with charspacing - fixed bug in ODF export with number formatting - fixed bug in ODF export with table-row tag - fixed bug in XLS(OLE) export with numbers formatting - fixed bug in RTF export with processing RTF fields - fixed bug with processing special symbols in HTML Export - fixed bug with UTF8 encoding in ODF export - fixed bug in PDF export with underlined, struck-out and rotated texts version 4.10 --------------- + added support of Embarcadero Rad Studio XE (Delphi EX/C++Builder EX) + added support of TeeChart 2010 packages (new series type aren't support in this release) + added a property TruncateLongTexts to the XLS OLE export that allows to disable truncating texts longer than a specified limit + added option EmbedProt which allows to disable embedding fonts into an encrypted PDF file + added TfrxDateEditControl.WeekNumbers property - fixed bug in XML and PDF exports with Korean charmap - fixed bug in the XLS XML export about striked-out texts - fixed bug about exporting an empty page via the XLS OLE export - fixed bug in the PDF export about coloring the background of pages - fixed bug in embedded designer when using break point in script - fixed bug with lost of focus in font size combo-box in designer - fixed bug with truncate of font size combo-box in Windows Vista/7 in designer (lost of vertical scroll bar) - fixed bug when lost file name in inherited report - fixed bug in multi-page report with EndlessHeight/EndlessWidth - fixed bug wit TfrxHeader.ReprintOnNewpage and KeepTogether - fixed bug in multi-column report with child bands - improved split mechanism (added TfrxStretcheable.HasNextDataPart for complicated data like RTF tables) - improved crosstab speed when using repeat band with crosstab object version 4.9 --------------- + added outline to PDF export + added anchors to PDF export - fixed bug with embedded TTC fonts in PDF export + added an ability to create multiimage TIFF files + added export headers/footers in ODF export + added ability to print/export transparent pictures (properties TfrxPictureView.Transparent and TfrxPictureView.TransparentColor) (PDF export isn't supported) + added new "split to sheet" modes for TfrxXMLExport + added support of /PAGE tag in TfrxRichView, engine automatically break report pages when find /PAGE tag + added ability to hide Null values in TfrxChartView (TfrxChartView.IgnoreNulls = True) + added ability to set any custom page order for printing (i.e. 3,2,1,5,4 ) + [enterprise] added variables "AUTHLOGIN" and "AUTHGROUP" inside the any report + [enterprise] now any report file can be matched with any (one and more) group, these reports are accessible only in matched groups + [enterprise] now you can set-up cache delays for each report file (reports.xml) + [enterprise] added new properties editor for reports in Configuration utility (see Reports tab) + [enterprise] added property "Xml" - "SplitType" in server configuration - allow to select split on pages type between none/pages/printonprev/rowscount + [enterprise] added property "Xml" - "SplitRowsCount" in server configuration - sets the count of rows for "rowscount" split type + [enterprise] added property "Xml" - "Extension" in server configuration - allow select between ".xml" and ".xls" extension for output file + [enterprise] added property "Html" - "URLTarget" in server configuration - allow select the target attribute for report URLs + [enterprise] added property "ReportsFile" - path to file with reports to groups associations and cache delays + [enterprise] added property "ReportsListRenewTimeout" in server configuration + [enterprise] added property "ConfigRenewTimeout" in server configuration + [enterprise] added property "MimeType" for each output format in server configuration + [enterprise] added property "BrowserPrint" in server configuration - allow printing by browser, added new template nav_print_browser.html + [enterprise] added dynamic file name generation of resulting formats (report_name_date_time) * [enterprise] SERVER_REPORTS_LIST and SERVER_REPORTS_HTML variables (list of available reports) depend from user group (for internal authentification) + added drawing shapes in PDF export (not bitmap) + added rotated text in PDF export (not bitmap) + added EngineOptions.IgnoreDevByZero property allow to ignore division by zero exception in expressions + added properties TfrxDBLookupComboBox.DropDownWidth, TfrxDBLookupComboBox.DropDownRows + added event TfrxCustomExportFilter.OnBeginExport + added ability to decrease font size in barcode object + added ability to inseret FNC1 to "code 128" barcode + added event TfrxPreview.OnMouseDown + added support of new unicode-PDF export in D4-D6 and BCB4-BCB6 * improved AddFrom method - anchor coping - fixed bug with WordWrap in PDF export - fixed bug with underlines in PDF export - fixed bug with rounded rectangles in PDF export - fixed CSV export to fit to the RFC 4180 specification - fixed bug with strikeout text in PDF export - fixed bug with incorrect export of TfrxRichView object in RTF format (wrong line spacing) - [enterprise] added critical section in TfrxServerLog.Write - fixed bug with setting up of the Protection Flags in the PDF export dialog window - fixed bug in PDF export (file structure) - fixed bug with pictures in Open Office Writer (odt) export - [enterprise] fixed bug with TfrxReportServer component in Delphi 2010 - fixed minor errors in Embarcedero RAD Studio 2010 - fixed bug with endless loop with using vertical bands together with page header and header with ReprintOnNewPage - fixed bug when using "Keeping" and Cross tables (incorrect cross transfer) - fixed bug with [CopyName#] macros when use "Join small pages" print mode - fixed bug when try to split page with endless height to several pages (NewPage, StartNewPage) - fixed bug with empty line TfrxRichView when adding text via expression - fixed bug when Footer prints even if main band is invisible (FooterAfterEach = True) - fixed resetting of Page variable in double-pass report with TfrxCrossView - fixed bug with loosing of aligning when split TfrxRichView - fixed buzz in reports with TfrxRichView when using RTF 4.1 version 4.8 --------------- + added support of Embarcadero Rad Studio 2010 (Delphi/C++Builder) + added TfrxDBDataset.BCDToCurrency property + added TfrxReportOptions.HiddenPassword property to set password silently from code + added TfrxADOConnection.OnAfterDisconnect event + added TfrxDesigner.MemoParentFont property + added new TfrxDesignerRestriction: drDontEditReportScript and drDontEditInternalDatasets + adedd checksum calculating for 2 5 interleaved barcode + added TfrxGroupHeader.ShowChildIfDrillDown property + added TfrxMailExport.OnSendMail event + added RTF 4.1 support for TfrxRichText object + [enterprise] added Windows Authentification mode + added confirmation reading for TfrxMailExport + added TimeOut field to TfrxMailExport form + added ability to use keeping(KeepTogether/KeepChild/KeepHeader) in multi-column report + added ability to split big bands(biggest than page height) by default * [enterprise] improved CGI for IIS/Apache server * changed PDF export (D7 and upper): added full unicode support, improved performance, decreased memory requirements old PDF export engine saved in file frxExportPDF_old.pas - changed inheritance mechanism, correct inherits of linked objects (fixups) - fixed bug with Mirror Mrgins in RTF, HTML, XLS, XML, OpenOffice exports - fixed bug when cross tab cut the text in corner, when corner height greater than column height - [fs] improved script compilation - improved WatchForm TListBox changet to TCheckListBox - improved AddFrom method - copy outline - Improved functional of vertical bands, shows memos placed on H-band which doesn't across VBand, also calculate expression inside it and call events (like in FR2) - Improved unsorted mode in crosstab(join same columns correctly) - Improved converter from Report Builder - Improved TfrxDesigner.OnInsertObject, should call when drag&drop field from data tree - improved DrillDownd mechanism, should work correct with master-detail-subtetail nesting - fixed bug with DownThenAcross in Cross Tab - fixed several bugs under CodeGear RAD Studio (Delphi/C++Builder) 2009 - fixed bug with emf in ODT export - fixed bug with outline when build several composite reports in double pass mode - fixed bug when group doesn't fit on the whole page - fixed "Page" and "Line" variables inside vertical bands - fixed bug with using KeepHeader in some cases - fixed bug with displacement of subreport when use PrintOnParent property in some cases - fixed small memory leak in subreports - fixed problem with PageFooter and ReportSymmary when use PrintOnPreviousPage property - fixed bug when designer shows commented functions in object inspector - fixed bug when designer place function in commented text block - fixed bug when Engine try to split non-stretcheable view and gone to endless loop - fixed bug with HTML tags in memo when use shot text and WordWrap - [enterprise] fixed bug with variables lost on refresh/export - fixed bug whih PDF,ODT export in Delphi4 and CBuilder4 - fixed bug with some codepage which use two bytes for special symbols (Japanese ans Chinese codepages) - fixed bug when engine delete first space from text in split Memo - fixed bug in multi-column page when band overlap stretched PageHeader - fixed bug with using ReprintOnNewPage version 4.7 --------------- + CodeGear RAD Studio (Delphi/C++Builder) 2009 support + [enterprise] enchanced error description in logs + added properties TfrxHTMLExport.HTMLDocumentBegin: TStrings, TfrxHTMLExport.HTMLDocumentBody: TStrings, TfrxHTMLExport.HTMLDocumentEnd: TStrings + improved RTF export (with line spacing, vertical gap etc) + added support of Enhanced Metafile (EMF) images in Rich Text (RTF), Open Office (ODS), Excel (XLS) exports + added OnAfterScriptCompile event + added onLoadRecentFile Event + added C++ Builder demos + added hot-key Ctrl + mouseWheel - Change scale in designer + added TfrxMemoView.AnsiText property - fixed bug in RTF export with EMF pictures in OpenOffice Writer - fixed some multi-thread isuues in engine, PDF, ODF exports - [enterprise] fixed integrated template of report navigator - [enterprise] fixed bug with export in Internet Explorer browser - fixed bug with font size of dot-matix reports in Excel and XML exports - fixed bug in e-mail export with many addresses - fixed bug in XLS export (with fast export unchecked and image object is null) - [enterprise] fixed bug in TfrxReportServer.OnGetVariables event - fixed bug in Calcl function - fixed memory leak in Cross editor - fixed progress bar and find dialog bug in DualView - fixed bug in PostNET and ean13 barcodes - fixed bug with TruncOutboundText in Dot Matrix report - fixed bugs with break points in syntaxis memo - improved BeforeConnect event in ADO - fixed bug in inhehited report with internal dataset - fixed bug in TfrxPanelControl with background color(Delphi 2005 and above) version 4.6 --------------- + added & , < , > to XML reader + added tag, the text concluded in tag is not broken by WordWrap, it move entirely + added ability to move band without objects (Alt + Move) + added ability to output pages in the preview from right to left ("many pages" mode), for RTL languages(PreviewOptions.RTLPreview) + added ability to storing picture cache in "temp" file (PreviewOptions.PictureCacheInFile) + added EngineOptions.UseGlobalDataSetList (added for multi-thread applications) - set it to False if you don't want use Global DataSet list(use Report.EnabledDataSet.Add() to add dataset in local list) + added new property Hint for all printed objects, hints at the dialog objects now shows in StatusBar + added new property TfrxDBLookupComboBox.AutoOpenDataSet (automatically opens the attached dataset after onActivate event) + added new property TfrxReportPage.PageCount like TfrxDataBand.RowCount + added new property WordWrap for dialog buttons (Delphi 7 and above). + added sort by name to data tree + added TfrxDesigner.TemplatesExt property + added TfrxStyles class in script rtti + changes in the Chart editor: ability to change the name of the series, ability to move created series, other small changes + [enterprise] added configurations values refresh in run-time + [enterprise] added new demo \Demos\ClientServer\ISAPI + [enterprise] added output to server printers from user browser (see config.xml "AllowPrint", set to "no" by default), note: experimental feature + [enterprise] added reports list refresh in run-time + [enterprise] added templates feature + [enterprise] improved speed and stability + [fs] added TfsScript.IncludePath property + [fs] added TfsScript.UseClassLateBinding property + [fs] fixed type casting from variant(string) to integer/float - changes in report inherit: FR get relative path from current loaded report(old reports based on application path works too) - corrected module for converting reports from Report Builder - fixed bug in CrossTab when set charset different from DEFAULT_CHARSET - fixed bug in RTF export with some TfrxRichView objects - fixed bug when print on landscape orientation with custom paper size - fixed bug when use network path for parent report - fixed bug with Band.Allowslit = True and ColumnFooter - fixed bug with drawing subreport on stretched band - fixed bug with embedded fonts in PDF export - fixed bug with long ReportTitle + Header + MaterData.KeepHeader = true - fixed bug with minimizing of Modal designer in BDS2005 and above - fixed bug with paths in HTML export - fixed bug with RTL in PDF export - fixed bug with SubReport in multi column page - fixed bug with Subreport.PrintOnParent = true in inherited report - fixed bug with SYMBOL_CHARSET in PDF export - fixed bug with the addition of datasets by inheritance report - fixed bug with width calculation when use HTML tags in memo - fixed compatibility with WideStrings module in BDS2006/2007 - fixed flicking in preview when use OnClickObject event - fixed free space calculation when use PrintOnPreviousPage - fixed preview bug with winXP themes and in last update - fixed subreports inherit - Thumbnail and Outline shows at right side for RTL languages - [fs] fixed bug with late binding version 4.5 --------------- + added ConverterRB2FR.pas unit for converting reports from Report Builder to Fast Report + added ConverterQR2FR.pas unit for converting reports from QuickReport to FastReport + added support of multiple attachments in e-mail export (html with images as example) + added support of unicode (UTF-8) in e-mail export + added ability to change templates path in designer + added OnReportPrint script event + added PNG support in all version (start from Basic) + added TfrxDMPMemoView.TruncOutboundText property - truncate outbound text in matrix report when WordWrap=false + added new frames styles fsAltDot and fsSquare + added new event OnPreviewDblClick in all TfrxView components + added ability to call dialogs event after report run when set DestroyForms = false + added ability to change AllowExpressions and HideZeros properties in cross Cells (default=false) + added IgnoreDupParams property to DB components + added auto open dataset in TfrxDBLookupComboBox + added new property TfrxADOQuery.LockType + added define DB_CAT (frx.inc) for grouping DB components + added TfrxPictureView.HightQuality property(draw picture in preview with hight quality, but slow down drawing procedure) + [FRViewer] added comandline options "/print filename" and "/silent_print filename" + added unicode input support in RichEditor + added new define HOOK_WNDPROC_FOR_UNICODE (frx.inc) - set hook on GetMessage function for unicode input support in D4-D7/BCB4-BCB6 + added ability chose path to FIB packages in "Recompile Wizard" + added new function TfrxPreview.GetTopPosition, return a position on current preview page + added new hot-keys to Code Editor - Ctrl+Del delete the word before cursor, Ctrl+BackSpace delete the word after cursor(as in Delhi IDE) + added "MDI Designer" example - all language resources moved to UTF8, XML - fixed bug with html tags [sup] and [sub] - fixed width calculation in TfrxMemoView when use HTML tags - fixed bug with suppressRepeated in Vertical bands - fixed bug when designer not restore scrollbars position after undo/redo - fixed visual bug in toolbars when use Windows Vista + XPManifest + Delphi 2006 - fixed bug in CalcHeight when use negative LineSpace - fixed bug in frx2xto30 when import query/table components, added import for TfrDBLookupControl component - fixed bug with Cross and TfrxHeader.ReprintOnNewPage = true - fixed converting from unicode in TfrxMemoView when use non default charset - [fs] fixed bug with "in" operator - fixed bug with aggregate function SUM - fixed bug when use unicode string with [TotalPages#] in TfrxMemoView - fixed bug with TSQLTimeStampField field type - fixed designer dock-panels("Object Inspector", "Report Tree", "Data Tree") when use designer as MDI or use several non-modal designer windows - fixed bug with hide/show dock-panels("Object Inspector", "Report Tree", "Data Tree"), now it restore size after hiding - fixed bug in XML/XLS export - wrong encode numbers in memo after CR/LF - fiexd bug in RTF export - fixed bug with undo/redo commands in previewPages designer - fixed bug with SuppressRepeated when use KeepTogether in group - fixed bug with SuppressRepeated on new page all events fired twice(use Engine.SecondScriptcall to determinate it) version 4.4 --------------- + added support for CodeGear RAD Studio 2007 + improved speed of PDF, HTML, RTF, XML, ODS, ODT exports + added TfrxReportPage.BackPictureVisible, BackPicturePrintable properties + added rtti for the TfrxCrossView.CellFunctions property + added properties TfrxPDFExport.Keywords, TfrxPDFExport.Producer, TfrxPDFExport.HideToolbar, TfrxPDFExport.HideMenubar, TfrxPDFExport.HideWindowUI, TfrxPDFExport.FitWindow, TfrxPDFExport.CenterWindow, TfrxPDFExport.PrintScaling + added ability recompile frxFIB packages in "recompile wizard" + added ability to set color property for all teechart series which support it + added, setting frame style for each frame line in style editor + added TfrxPreview.Locked property and TfrxPreview.DblClick event + added 'invalid password' exception when load report without crypt + added new parameter to InheritFromTemplate (by default = imDefault) imDefault - show Error dialog, imDelete - delete duplicates, imRename - rename duplicates + added property TfrxRTFExport.AutoSize (default is "False") for set vertical autosize in table cells * redesigned dialog window of PDF export * improved WYSIWYG in PDF export - fixed bug, the PageFooter band overlap the ReportSummary band when use EndlessHeight - fixed bug with lage paper height in preview - fixed bug with outline and encryption in PDF export - fixed bug with solid arrows in PDF export - fixed bug when print TfrxHeader on a new page if ReprintOnNewPage = true and KeepFooter = True - fixed bug when used AllowSplit and TfrxGroupHeader.KeepTogether - fixed page numbers when print dotMatrix report without dialog - fixed bug with EndlessHeight in multi-columns report - fixed font dialog in rich editor - [fs] fixed bug when create TWideStrings in script code - fixed bug with dialog form when set TfrxButtonControl.Default property to True - fixed twice duplicate name error in PreviewPages designer when copy - past object - fixed bug with Preview.Clear and ZmWholePage mode - fixed bug with using "outline" together "embedded fonts" options in PDF export - fixed multi-thread bug in PDF export - fixed bug with solid fill of transparent rectangle shape in PDF export - fixed bug with export OEM_CODEPAGE in RTF, Excel exports - fixed bug with vertical size of single page in RTF export - fixed bug with vertical arrows in PDF export - fixed memory leak with inherited reports version 4.3 --------------- + added support for C++Builder 2007 + added encryption in PDF export + added TeeChart Pro 8 support + added support of OEM code page in PDF export + added TfrxReport.CaseSensitiveExpressions property + added "OverwritePrompt" property in all export components + improved RTF export (WYSIWYG) + added support of thai and vietnamese charsets in PDF export + added support of arrows in PDF export * at inheritance of the report the script from the report of an ancestor is added to the current report (as comments) * some changes in PDF export core - fixed bug with number formats in Open Document Spreadsheet export - fixed bug when input text in number property(Object Inspector) and close Designer(without apply changes) - fixed bug in TfrxDBDataset with reCurrent - fixed bug with memory leak in export of empty outline in PDF format - line# fix (bug with subreports) - fixed bug with edit prepared report with rich object - fixed bug with shadows in PDF export - fixed bug with arrows in designer - fixed bug with margins in HTML, RTF, XLS, XML exports - fixed bug with arrows in exports - fixed bug with printers enumeration in designer (list index of bound) - fixed papersize bug in inherited reports version 4.2 --------------- + added support for CodeGear Delphi 2007 + added export of html tags in RTF format + improved split of the rich object + improved split of the memo object + added TfrxReportPage.ResetPageNumbers property + added support of underlines property in PDF export * export of the memos formatted as fkNumeric to float in ODS export - fixed bug keeptogether with aggregates - fixed bug with double-line draw in RTF export - fix multi-thread problem in PDF export - fixed bug with the shading of the paragraph in RTF export when external rich-text was inserted - fixed bug with unicode in xml/xls export - fixed bug in the crop of page in BMP, TIFF, Jpeg, Gif - "scale" printmode fixed - group & userdataset bugfix - fixed cross-tab pagination error - fixed bug with round brackets in PDF export - fixed bug with gray to black colors in RTF export - fixed outline with page.endlessheight - fixed SuppressRepeated & new page - fixed bug with long time export in text format - fixed bug with page range and outline in PDF export - fixed undo in code window - fixed error when call DesignReport twice - fixed unicode in the cross object - fixed designreportinpanel with dialog forms - fixed paste of DMPCommand object - fixed bug with the export of null images - fixed code completion bug - fixed column footer & report summary problem version 4.1 --------------- + added ability to show designer inside panel (TfrxReport.DesignReportInPanel method). See new demo Demos\EmbedDesigner + added TeeChart7 Std support + [server] added "User" parameter in TfrxReportServer.OnGetReport, TfrxReportServer.OnGetVariables and TfrxReportServer.OnAfterBuildReport events + added Cross.KeepTogether property + added TfrxReport.PreviewOptions.PagesInCache property - barcode fix (export w/o preview bug) - fixed bug in preview (AV with zoommode = zmWholePage) - fixed bug with outline + drilldown - fixed datasets in inherited report - [install] fixed bug with library path set up in BDS/Turbo C++ Builder installation - fixed pagefooter position if page.EndlessWidth is true - fixed shift bug - fixed design-time inheritance (folder issues) - fixed chm help file path - fixed embedded fonts in PDF - fixed preview buttons - fixed bug with syntax highlight - fixed bug with print scale mode - fixed bug with control.Hint - fixed edit preview page - fixed memory leak in cross-tab version 4.0 initial release --------------------- Report Designer: - new XP-style interface - the "Data" tab with all report datasets - ability to draw diagrams in the "Data" tab - code completion (Ctrl+Space) - breakpoints - watches - report templates - local guidelines (appears when you move or resize an object) - ability to work in non-modal mode, mdi child mode Report Preview: - thumbnails Print: - split a big page to several small pages - print several small pages on one big - print a page on a specified sheet (with scale) - duplex handling from print dialogue - print copy name on each printed copy (for example, "First copy", "Second copy") Report Core: - "endless page" mode - images handling, increased speed - the "Reset page numbers" mode for groups - reports crypting (Rijndael algorithm) - report inheritance (both file-based and dfm-based) - drill-down groups - frxGlobalVariables object - "cross-tab" object enhancements: - improved cells appearance - cross elements visible in the designer - fill corner (ShowCorner property) - side-by-side crosstabs (NextCross property) - join cells with the same value (JoinEqualCells property) - join the same string values in a cell (AllowDuplicates property) - ability to put an external object inside cross-tab - AddWidth, AddHeight properties to increase width&height of the cell - AutoSize property, ability to resize cells manually - line object can have arrows - added TfrxPictureView.FileLink property (can contain variable or a file name) - separate settings for each frame line (properties Frame.LeftLine, TopLine, RightLine, BottomLine can be set in the object inspector) - PNG images support (uncomment {$DEFINE PNG} in the frx.inc file) - Open Document Format for Office Applications (OASIS) exports, spreadsheet (ods) and text (odt) Enterprise components: - Users/Groups security support (see a demo application Demos\ClientServer\UserManager) - Templates support - Dynamically refresh of configuration, users/groups D2010以上版本(D14_D19)安装必读 delphi2010以上版本(D14_D19)使用者安装时,请将res\frccD14_D19.exe更名名为frcc.exe frccD14_D19.exe是专门的delphi2010以上版本(D14_D19)编码器。其他低delphi版本,请使用frcc.exe
EurekaLog 7.5 (18-August-2016) 1)..Important: Installation layout was changed. All packages now have version suffix (e.g. EurekaLogCore240.bpl). No files are copied to \bin folder of IDE. Run-time package (EurekaLogCore) is copied to Windows\System32 folder. Refer to help for more info. 2)....Added: RAD Studio 10.1 Berlin support 3)....Added: IDE F1 help integration (on CHM-based IDEs only, i.e. XE8+) 4)....Added "--el_injectjcl", "--el_createjcl", and "--el_createdbg" command-line options for ecc32/emake to inject JEDI/JCL debug info, create .jdbg file, and create .dbg file (Microsoft debug format). Later is supported when map2dbg.exe tool is placed in \Bin folder of EurekaLog installation (separate download is required) 5)....Added: Exception2HRESULT in EAppDLL to simplify developing DLLs with "DLL" profile 6)....Added: Use ShellExecute option for mailto send method 7)....Added: "Mandatory e-mail only when sending" option 8)....Added: Exception line highlighting in disassember view in EurekaLog exception dialog and Viewer 9)....Added: Detection/logging Delphi objects in disassembly view 10)..Added: Support for multi-monitor info 11)..Added: Support for detection of Windows 10 updates 12)..Added: OS edition detection 13)..Added: "User" and "Session" columns to processes list, processes list is also sorted by session first 14)..Added: Support for showing current user processes only 15)..Added: Expanding environment variables for "Support URL" 16)..Fixed: Range-check error on systems with MBCS ACP 17)..Fixed: 64-bit shared memory manager may not work 18)..Fixed: Possible "Unit XYZ was compiled with a different version of ABC" when using packages 19)..Fixed: FastMM shared MM compatibility 20)..Fixed: Minor bugs in stack tracing (which usually affected stacks for leaks) 21)..Fixed: Rare deadlocks in multi-threaded applications 22)..Fixed: Taking screenshot of minimized window 23)..Fixed: NT service may not log all exceptions 24)..Fixed: SSL port number for Bugzilla 25)..Fixed: Disabling "Activate Exception Filters" option was ignored 26)..Fixed: Missing FTP proxy settings 27)..Fixed: IntraWeb support is updated up to 14.0.64 28)..Fixed: Retrieving some process paths in processes list 29)..Fixed: CPU view rendering in EurekaLog exception dialog and Viewer 30)..Fixed: Some issues in naming threads 31)..Fixed: Removed exported helper _462EE689226340EAA982C5E8307B3F9E function (replaced with mapped file) 32)..Changed: Descriptions of EurekaLog project options now list corresponding property names of TEurekaModuleOptions class. 33)..Changed: Default template of HTML/web dialog now includes call stack by default 34)..Changed: EurekaLog 7 now can be installed over EurekaLog 6 automatically, with no additional actions/tools EurekaLog 7.4 (7.4.0.0), 26-January-2016 1)....Fixed: Performance issue in DLL exports debug information provider 2)....Fixed: Range-check error in Send dialog 3)....Fixed: Possible FPU control word unexpected change 4)....Fixed: JIRA sending to project with no version info 5)....Fixed: Viewer sorting affected by local region settings 6)....Fixed: Exception filters ignore settings for restart/terminate EurekaLog 7.3 Hotfix 2 (7.3.2.0), 20-October-2015 1)....Fixed: Added workaround for codegen bug in Delphi 7 (possibly - other), bug manifests itself as wrong date-time in reports or integer overflows 2)....Fixed: Some MAPI DLLs may not be loaded correctly 3)....Fixed: Handling SEC_I_INCOMPLETE_CREDENTIALS in SSPI code (added searching client certificate) 4)....Fixed: Range-check error when closing WinAPI dialog EurekaLog 7.3 Hotfix 1 (7.3.1.0), 2-October-2015 1)....Fixed: Long startup time on terminal services servers EurekaLog 7.3 (7.3.0.0), 24-September-2015 1)....Added: RAD Studio 10 Seattle support 2)....Added: Performance counters for run-time (internal logging with --el_debug) 3)....Fixed: spawned by ecc32/emake processes now start with the same priority 4)....Fixed: ThreadID = 0 in StandardEurekaNotify 5)....Fixed: Dialog auto-close timer may reset without user input 6)....Fixed: Possible hang when quickly loading/unloading EurekaLog-enabled DLL 7)....Fixed: Possible hang in COM DLLs 8)....Fixed: Removed some unnecessary file system access on startup 9)....Fixed: Possible wrong font size in EurekaLog tools 10)..Fixed: Ignore timeouts from Shell_NotifyIcon 11)..Fixed: Possible failure to handle/process stack overflow exceptions 12)..Changed: VCL/CLX/FMX now will assign Application.OnException handler when low-level hooks are disabled EurekaLog 7.2 Hotfix 6 (7.2.6.0), 14-July-2015 1)....Added: csoCaptureDelphiExceptions option 2)....Fixed: Handling of SECBUFFER_EXTRA in SSPI code 3)....Fixed: Several crashes in sending code for very old Delphi versions 4)....Fixed: Regression (from hotfix 5) crash in some IDEs EurekaLog 7.2 Hotfix 5 (7.2.5.0), 1-July-2015 1)....Added: HKCU\Software\EurekaLab\Viewer\4.0\UI\Statuses registry key to allow status customizations in Viewer 2)....Added: "Disable hang detection under debugger" option 3)....Fixed: Wrong button caption in standalone "Steps to reproduce" dialog 4)....Fixed: Wrong passing of Boolean parameters in JSON (affects JIRA) 5)....Fixed: Wrong sorting of BugID, Count and DateTime columns in Viewer 6)....Fixed: Empty "Count" field/column is now displayed as "1" in Viewer 7)....Fixed: Generic names with "," could not be decoded in Viewer 8)....Fixed: Updated Windows 10 detection for latest builds of Windows 10 9)....Fixed: Sleep and hybernation no longer trigger false-positive "application freeze" 10)..Fixed: Wrong function codes for hooking (affects ISAPI application type) 11)..Fixed: Wrong button caption in "Steps to Reproduce" dialog 12)..Fixed: Crash when taking snapshot of some proccesses by Threads Snapshot tool 13)..Fixed: Minor improvements in leak detection EurekaLog 7.2 Hotfix 4 (7.2.4.0), 10-June-2015 1)....Added "ECC32TradeSpeedForMemory" option - defaults to 0/False, could be changed to 1 via Custom/Manual tab. This option will switch from fast-methods to slower methods, but which take less memory. Use 0 (default) for small projects, use 1 for large projects (if ecc32 runs out of memory). 2)....Added: --el_DisableDebuggerPresent command-line option for compatibility with 3rd party debuggers (AQTime, etc.) 3)....Added: AQTime auto-detect 4)....Fixed: Performance optimizations 5)....Fixed: Windows 8+ App Menu shortcuts 6)....Fixed: Unmangling on x64 EurekaLog 7.2 Hotfix 3 (7.2.3.0), 20-May-2015 1)....Added: Support for token auth in Bugzilla (latest 4.x builds) 2)....Added: Support for API key auth in Bugzilla (5.x) 3)....Added: Support for /EL_DisableMemoryFilter command-line option 4)....Added: Asking e-mail when user switches to "details" from MS Classic without entering e-mail 5)....Fixed: Compatibility issues with older Bugzilla versions (3.x) 6)....Fixed: Passing settings between dialogs 7)....Fixed: "Ask for steps to reproduce" dialog is now DPI-aware 8)....Fixed: Silently ignore and fix invalid values in project options EurekaLog 7.2 Hotfix 2 (7.2.2.0), 30-April-2015 1)....Fixed: Confusing message in Manage tool when using with Trial/Pro 2)....Fixed: Range check error in processes information for x64 machines (affects startup of any EurekaLog-enabled module) 3)....Fixed: Auto-detect personality by project extension if --el_mode switch is missing 4)....Fixed: More details for diagnostic sending 5)....Fixed: Wrong settings for MAP files in C++ Builder 6)....Fixed: Wrong code page was used to decode ANSI bug reports 7)....Fixed: Attaching .PAS files instead of .OBJ in C++ Builder 2006+ Pro/Trial EurekaLog 7.2 Hotfix 1 (7.2.1.0), 3-April-2015 1)....Fixed: Wrong float-str convertion when ThousandSeparator is '.' EurekaLog 7.2 (7.2.0.0), 1-April-2015 1)....Important: TEurekaLogV7 component was renamed to TEurekaLogEvents. Please, update your projects by renaming or recreating the component 2)....Important: File layout was changed for BDS 2006+. Delphi and C++ Builder files are now located in StudioNum folders instead of old DelphiNum and CBuilderNum folders. Update your search paths if needed 3)....Added: Major improvements in DumpAllocationsToFile function (EMemLeaks unit) 4)....Added: MemLeaksSetParentBlock, MemLeaksOwn, EurekaTryGetMem functions (EMemLeaks unit) 5)....Added: Improvements for call stack of dynarrays/strings allocations (leaks) 6)....Added: "Elem size" when reporting leaks in dynarrays 7)....Added: Streaming unpacked debug info into temporal files instead of memory - this greatly reduces run-time application memory usage at cost of slightly slower exception processing. This also reduces memory footprint for ecc32/emake 8)....Added: Showing call stacks for 2 new types of fatal memory errors 9)....Added: EMemLeaks._ReserveOutOfMemory to control reserve size of out of memory errors (default is 50 Mb) 10)..Added: "MinLeaksLimitObjs" option (EMemLeaks unit) 11)..Added: Fatal memory problem now pauses all threads in application 12)..Added: Fatal memory problem now change thread name (to simplify debugging) 13)..Added: boPauseELThreads and boDoNotPauseELServiceThread options (currently not visible in UI) 14)..Added: Support for texts collections out of default path 15)..Added: Support for relative file paths to text collections and external settings 16)..Added: Support for environment variables in project option's paths 17)..Added: Support for relative file paths and environment variables for events and various module paths 18)..Added: Logging in Manage tool 19)..Added: Windows 10 version detection 20)..Added: Stack overflow tracing 21)..Added: Major improvements in removal of recursive areas from call stack 22)..Added: Statistics collection 23)..Added: Support for uploading multiple files in JIRA 24)..Added: EResLeaks improvements (new funcs: ResourceAdd, ResourceDelete, ResourceName; support for realloc-like functions) 25)..Fixed: Added workaround for bug in JIRA 5.x 26)..Fixed: Rare EurekaLog internal error 27)..Fixed: Ignored unhandled thread exceptions (when EurekaLog is disabled) now triggers default OS processing (WER) 28)..Fixed: Irnored exceptions (via per-exception/events) now bring up default RTL handler 29)..Fixed: Format error in Viewer 30)..Fixed: Leak of EurekaLog exception information object 31)..Fixed: Wrong chaining exceptions inside GetMem/FreeMem 32)..Fixed: Memory leak after low-level unhook of function 33)..Fixed: Re-parenting after ReallocMem 34)..Fixed: Editing SMTP server options 35)..Fixed: SMTP server not using real user e-mail in FROM field 36)..Fixed: Some multi-threading crashes 37)..Fixed: Fixed crashes in Manage tool 38)..Fixed: Range-check error in Viewer 39)..Fixed: EurekaLog error dialog appearing under other windows 40)..Fixed: AV when parsing TDS (emake/C++ Builder specific) 41)..Fixed: Unable to build call stacks for other threads due to insufficient rights 42)..Fixed: Version checks for BugZilla and JIRA 43)..Fixed: Not catching out-of-module AVs when "Capture exceptions only from current module" option is checked 44)..Fixed: Checking for remaining exceptions at shutdown (C++ Builder specific, AcquireExceptionObject returns wrong info) 45)..Fixed: "get call stack of ... threads" / "suspend ... threads" options (avoid rare multithreading race conditions) 46)..Fixed: Crash when naming thread without EurekaLog thread info 47)..Fixed: Detection of immediate caller for memory funcs 48)..Fixed: Non-working Assign for options 49)..Fixed: Handling of explicitly chained exceptions 50)..Fixed: Various exception/threading fixes for MS debug provider 51)..Fixed: Processing hardware unhandled exceptions (QC #55007) 52)..Fixed: Unchecking dialog options when export/import 53)..Fixed: BSTR leak 54)..Fixed: JIRA decimal separator bug 55)..Changed: Now unhandled exceptions will be handled by EurekaLog even if EurekaLog is disabled in the thread - only global EurekaLog-enabled status is respected 56)..Changed: Viewer version now matches version of EurekaLog 57)..Changed: DeleteServiceFilesOption now always False by default 58)..Changed: Speed improvements for known memory leaks (reserved leaks) 59)..Changed: Improved logging for sending 60)..Changed: Switching to detailed mode without entering (mandatory) e-mail: now EL will not block this 61)..Changed: .ToString for exception info now uses compact stack formatter 62)..Removed: Custom field editor (replaced it with link to "Custom" page) 63)..Removed: EurekaLog 7 no longer could be installed over EurekaLog 6. Manage tool from EurekaLog 7 will no longer work with EurekaLog 6. EurekaLog 7.1 update 1 (7.1.1.0), 19-October-2014 1)....Added: "Send in separated thread" option 2)....Added: Hang detection will now use Wait Chain Traversal (WCT) on Vista+ systems to detect deadlocks in any EurekaLog-enabled threads 3)....Added: OS install language and UI language fields in bug report 4)....Fixed: Viewer is not able to decrypt reports with generics 5)....Fixed: EVariantTypeCastError in Viewer when changing status of some bug reports 6)....Fixed: EcxInvalidDataControllerOperation in Viewer 7)....Fixed: Stack overflow at run-time for certain combination of project options 8)....Fixed: BMP re-draw bug in UI dialogs 9)....Fixed: Rogue "corrupted" error message for valid ZIPs of certain structure 10)..Fixed: Various range check errors in Viewer 11)..Fixed: Possible encoding errors for non-ASCII reports in Viewer on certain environments 12)..Fixed: Wrong count in Viewer when importing reports without proper "count" field 13)..Fixed: Duplicate reports may appear in bug report file when "Do not save duplicate errors" option is checked 14)..Fixed: False-positive detection of some virtual machines 15)..Fixed: Processing of exceptions from message handlers during message pumping cycle inside exception dialogs 16)..Fixed: Access Violation if exception dialog was terminated by exception 17)..Fixed: Hardware exceptions from unit's initialization/finalization may be unprocessed 18)..Changed: "VIEW" action for Viewer now will open ALL bug reports inside bug report file; reports will not be merged by BugID. "IMPORT" action remains the same: duplicate reports are merged, "count" is increased 19)..Changed: Charset field in bug report now shows both charset and code page EurekaLog 7.1 (7.1.0.00), 23-September-2014 1)....Added: XE7 support 2)....Added: XE6 support 3)....Added: New DLL demo 4)....Added: Custom profiles are now shown in "Application type" combo-box 5)....Added: Non-empty "steps to reproduce" will be added to existing bug tracker issues with empty "steps to reproduce" 6)....Added: Support for custom fields in FogBugz (API version 8 and above) 7)....Added: Support for unsequenced line numbers in PDB/DBG files (--el_source switch) 8)....Fixed: XML bug report were generated wrong 9)....Fixed: Strip relocations code for Win64 10)..Fixed: EurekaLog conditional symbols removed improperly when deactivating EurekaLog 11)..Fixed: Sending reports to non-default port numbers (affects web-based methods) 12)..Fixed: SSL validation check may reject valid SSL certificate (SMTP Client/Server) 13)..Fixed: SSL errors may be not reported 14)..Fixed: Viewer did not consider empty bug reports as corrupted 15)..Fixed: "DLL" profile now can be used with packages properly 16)..Fixed: Few rare memory leaks 17)..Fixed: Possible deadlock when using MS debug info provider 18)..Fixed: C++ Builder project files was saved incorrectly (RAD Studio 2007+) 19)..Fixed: "Show restart checkbox after N errors" counts handled exceptions 20)..Fixed: IDE expert's DPR parser (added support for multi-part idents) 21)..Fixed: Rare access violation in hook code 22)..Fixed: Thread handle leaks (added _NotifyThreadGone/_CleanupFinishedThreads functions to be called manually - only when low-level hooks are not installed) 23)..Fixed: EurekaLog's installer hang 24)..Fixed: Bug in object/class validation 25)..Fixed: Bug when using TThreadEx without EurekaLog 26)..Fixed: Leaks detection may not work with certain combination of options 27)..Fixed: Deadlock in some cases when using EurekaLog threading option set to "enabled in RTL threads, disabled in Windows threads". 28)..Changed: TEurekaExceptionInfo.CallStack will be nil until exception is actually raised 29)..Changed: FogBugz and BugZilla: changed bugs identification within project (to allow two bugs exists with same BugID in different projects) 30)..Changed: Blocked manual creation/destruction of ExceptionManager class and EurekaExceptionInfo 31)..Changed: ECC32/EMAKE runs from IDE without changing priority, added ECC32PriorityClass option 32)..Improved: Minor help and text improvements EurekaLog 7.0.07 Hotfix 2 (7.0.7.2), 11-December-2013 1)....Fixed: Delphi compiler code generation bug (Delphi 2007 and below) 2)....Fixed: Code hooks may rarely be set incorrectly (code stub relocation fails) 3)....Fixed: Win64 call stacks functions now work more similar to 32 bit call stacks EurekaLog 7.0.07 Hotfix 1 (7.0.7.1), 2-December-2013 1)....Added: Alternative caption for e-mail input control when e-mail is mandatory 2)....Fixed: Rare range check error in WinAPI visual dialogs 3)....Fixed: Wrong error detection for OnExceptionError event 4)....Fixed: Wrong TResponce processing 5)....Fixed: Problems with encrypted call stack decoding 6)....Fixed: OnPasswordRequest event may have no effect EurekaLog 7.0.07 (7.0.7.0), 25-November-2013 1)....Added: Ability to use Assign between call stack and TStrings 2)....Added: 64-bit disassembler 3)....Added: Support for variables and relative file paths in "Additional Files" send option 4)....Added: --el_source switch for ecc32/emake compilers 5)....Added: support for post-processing non-Embarcadero executables 6)....Added: EOTL.pas unit for better OmniThreadLibrary integration 7)....Added: RAD Studio XE5 support 8)....Added: New "Capture call stacks of EurekaLog-enabled threads" option 9)....Added: "Deferred call stacks" option for 64-bit 10)..Added: Copy report to clipboard now copies both report text and report file 11)..Added: "AttachBothXMLAndELReports" option to include both .elx and .el files into bug report 12)..Added: EMemLeaks.MemLeaksErrorsToIgnore option to exclude certain memory errors from being considered as fatal 13)..Added: Call stack with any encrypted entry will be fully encrypted now 14)..Added: Option to exclude certain memory errors from being considered as fatal (EMemLeaks.MemLeaksErrorsToIgnore) 15)..Added: New "HTTP Error Code" option for all web-based dialogs (CGI, ISAPI, etc.) 16)..Added: Support for Unicode in Simple MAPI send method (requires Windows 8 or latest Microsoft Office) 17)..Added: New value for call stack detalization option (show any addresses, including those not belonging to any executable module) 18)..Fixed: Wrong JSON escaping for strings (affects JIRA send method) 19)..Fixed: Range-check error in Viewer when viewing bug reports with high addresses 20)..Fixed: Selecting Win32 service application type is no longer resets to custom/unsupported 21)..Fixed: Possible hang when testing dialogs from EurekaLog project options dialog 22)..Fixed: Rare resetting of some options when saving .eof file 23)..Fixed: Exception pointer could be removed from call stack due to debug details filtering 24)..Fixed: Rare case when LastThreadException returned nil while there was active thread exception 25)..Fixed: Rare case when ShowLastThreadException do nothing 26)..Fixed: Improved compatibility for OmniThreadLibrary and AsyncCalls 27)..Fixed: Included fix for QC #72147 28)..Fixed: 64-bit MS Debug Info Provider (please, re-setup cache options using configuration dialog) 29)..Fixed: "Deferred call stacks" option failed to capture call stack when exception is re-raised between threads 30)..Fixed: "Deferred call stacks" option may produce cutted call stack in rare cases 31)..Fixed: Several minor call stacks improvements and optimizations 32)..Fixed: Several 64-bit Pointer Integer convertion issues 33)..Fixed: Multi-threading deadlock issue 34)..Fixed: Black screenshots in 64 bit applications 35)..Fixed: Copying to clipboard hot-key was registered globally 36)..Fixed: Shell (mailto) send method may fail (64 bit) 37)..Fixed: Possible wrong file paths for attaches in (S)MAPI send methods 38)..Fixed: Environment variables were not expanded in MAPI send method 39)..Fixed: (non-Unicode IDE) EurekaLog is not activated when application started from folder with Unicode characters 40)..Fixed: Encrypted call stacks may be encrypted partially by EurekaLog Viewer in rare cases 41)..Fixed: Crash when sending leak report with visual progress dialog (only some IDEs are affected) 42)..Fixed: ecc32/emake could not see external configuration file with the same name as project (e.g. Project1.eof for Project1.dpr) 43)..Fixed: Added missed RTL implementation for ExternalProps in Delphi 6 (affects Mantis sending) 44)..Fixed: IDE crash when switching to threads window 45)..Changed: Removed temporal solution which was used before option to defer call stack creation was introduced 46)..Changed: "Default EurekaLog state in new threads" option is changed from Boolean flag into enum. You need to re-setup this option 47)..Changed: Disable EurekaLog for thread when creating call stack or handle exception - this increases stability and performance 48)..Changed: LastException property is remove from exception manager as not thread safe. Use LastThreadException property instead 49)..Changed: Lock/Unlock from thread manager and exception manager are removed to avoid deadlocks 50)..Changed: ThreadsSnapshot tool now tries to capture call stack without injecting DLL 51)..Changed: Build events now runs with CREATE_NO_WINDOW flag (console window is hidden) 52)..Improved: More articles in help EurekaLog 7.0.06 (7.0.6.0), 1-June-2013 1)....Added: Experimental 64 bit C++ Builder support 2)....Added: New tab in EurekaLog project options: "External tools" 3)....Added: Option to catch all IDE errors (to debug your own IDE packages) 4)....Added: Option to catch only exceptions from current module 5)....Added: Option to defer building call stack 6)....Added: RAD Studio XE4 support 7)....Added: Support for AppWave 8)....Fixed: Fixed event handlers declarations for the EurekaLog component 9)....Fixed: Infinite recursive calls when using ToString from EndReport event handler 10)..Fixed: UPX compatibility issue 11)..Fixed: Range check errors for system error codes 12)..Fixed: Rare IDE stack overflow 13)..Fixed: JIRA unit was not added automatically 14)..Fixed: EurekaLog no longer tries to check for leaks when memory manager filter is disabled 15)..Fixed: Possible deadlock on shutdown with freeze checks active 16)..Fixed: Issues with settings dialog and Win32 Service application type 17)..Fixed: ThreadSnapshot tool was not able to take snapshots of Win64 processes 18)..Fixed: WCT is disabled for leaks 19)..Fixed: TContext declarations for Win64 20)..Fixed: Check for updates now correctly sets time of last check 21)..Fixed: (Win64) Several Pointer Integer convertion errors 22)..Fixed: Internal error when exception info object was deleted while it was still used by SysUtils exception object 23)..Fixed: Semeral problems with "EurekaLog look & feel" style for EurekaLog error dialog 24)..Fixed: Using text collection resets exception filters 25)..Fixed: Rare access violation if registering event handlers is placed too early 26)..Fixed: SMTP RFC date formatting 27)..Fixed: Rare empty call stack bug 28)..Fixed: Hang detection was not working if EurekaLog was disabled in threads 29)..Fixed: AV for double-free TEncoding 30)..Changed: ecc32/emake no longer alters arguments for dcc32/make unless new options --el_add_default_options is specified 31)..Changed: Save/load options methods was moved to TEurekaModuleOptions class 32)..Changed: Saving options to EOF file now adds hidden options and removes obsolete options (only when compatibility mode is off) 33)..Changed: Compiling installed packages now silently ignores EurekaLog instead of showing "File is in use" error message 34)..Improved: More readable disk/memory sizes in bug reports 35)..Improved: More descriptive settings dialog when using external configuration 36)..Improved: ThreadSnapshot tool now aquired DEBUG priviledge for taking snapshot. This allows it to bypass security access checks when opening target process. 37)..Improved: Changed BugID default generation to include error code for OS errors and error message for DB errors 38)..Improved: Mantis API (WSDL) was updated to the latest version (1.2.14) 39)..Improved: IntraWeb compatibility (old and new versions) 40)..Improved: COM applications compatibility 41)..Improved: Build events now accept shell commands 42)..Improved: More articles in help EurekaLog 7.0.05 (7.0.5.0), 7-February-2013 1)....Added: JIRA support 2)....Added: Virtual machine detection (new field in bug reports) 3)....Fixed: "Use Main Module options" option was loading empty options for some cases 4)....Fixed: Wrong record declarations for Simple MAPI on Win64 5)....Fixed: Performance issues with batch module options updating 6)....Fixed: Wrong leaks report with both MemLeaks/ResLeaks options active 7)....Fixed: Wrong info for nested exceptions in some cases 8)....Fixed: AV under debugger for Win64 (added support for _TExitDllException) 9)....Fixed: Wrong record declarations for process/thread info on Win64 10)..Fixed: Support for FinalBuilder on XE2/XE3 with spaces in file paths 11)..Fixed: Rare double-free of module information (ModuleInfoList) 12)..Fixed: Rare External Exception C000071C on shutdown (only under debuggger) 13)..Fixed: Added large addresses support in Viewer 14)..Fixed: Counter options in memory leaks category is now working properly 15)..Fixed: Rare range-check error in TEurekaModulesList.AddModuleFromFileName 16)..Fixed: FTP force directories dead lock 17)..Fixed: Fixed wrong index being used when clearing compatibility mode (EurekaLog project options dialog) 18)..Fixed: Default thread state do not affect main thread now 19)..Fixed: Sometimes wrong thread may be used when altering EurekaLog active state for external thread 20)..Fixed: Wrong DNS lookup on ANSI 21)..Fixed: Problems with IDE expert and projects on network paths 22)..Fixed: Added support for arguments in URLs (HTTP sending) 23)..Fixed: Possible deadlock in multithreaded applications 24)..Fixed: Problems with unicode characters in project files on non-Unicode IDEs 25)..Fixed: Infinite recursive calls when using ToString from EndReport event handler 26)..Fixed: Win64 GetCaller now returns pointer to call instruction, not return address 27)..Improved: Standalone Editor do not force save/load folder by default 28)..Improved: DLL profile now can use additional application type hooks automatically 29)..Improved: EurekaLog now able to work with read-only projects (see help for more info) EurekaLog 7.0.04 (7.0.4.0), 2-December-2012 1)....Added: Support for nested exceptions in DLLs 2)....Fixed: Options bug in EurekaLogSendEmail function 3)....Fixed: Weird behaviour for steps to reproduce and custom fields 4)....Fixed: Installation for single personality (BDS) 5)....Fixed: Range check error in EModules 6)....Fixed: Bug in exception destroy hook 7)....Fixed: OnExceptionNotify event is no longer called for handled exceptions without option checked 8)....Fixed: DEP checks on startup no longer cause exception 9)....Fixed: Invalid declaration for MS Debug API 10)..Fixed: OLE mode change error for "Test" send button 11)..Fixed: Fixes for multiply loading of the same DLL 12)..Fixed: Removed PNG compression from icons (tools) 13)..Fixed: Range-check error in dialogs with EurekaLog style enabled 14)..Fixed: Send progress dialog may keep busy forever processing window messages (message flood from rapid application GUI updates) 15)..Fixed: Thread pausing options now work correctly 16)..Improved: New features in exception filters - marking exceptions as "expected", filtering by properties (RTTI) 17)..Improved: Recovery from memory errors without debugging memory manager 18)..Improved: Viewer's password edit now hides password with asterisks 19)..Updated: Changed names of .inc files to avoid name conflicts with other libraries 20)..Updated: Help EurekaLog 7.0.03 (7.0.3.0), 6-October-2012 1)....Fixed: Removed some consts keywords for event handlers, so now C++ Builder can alter arguments (this change may require you to adjust your custom code) 2)....Fixed: Fallback code for false-positive results on memory probing 3)....Fixed: Range check errors in SSL/TLS implementation 4)....Fixed: "EurekaLog is not active" error message during send testing 5)....Fixed: Incorrect memory probing when DEP is off (old systems) 6)....Fixed: Installation of 64-bit BPLs 7)....Fixed: Dialog preview 8)....Fixed: Win64 fixes for XE3 9)....Fixed: Support for project groups (mixed project types) 10)..Fixed: Windows 2000 hooks compatibility 11)..Fixed: mailto double quotes escaping 12)..Fixed: Simple MAPI WOW compatibility 13)..Fixed: Simple MAPI modal issues 14)..Fixed: Various range check errors 15)..Changed: Removed minor version number from program group name 16)..Updated: Help EurekaLog 7.0.02 hot-fix 1 (7.0.2.1), 12-September-2012 1)....Fixed: Range check error in Viewer 2)....Fixed: Bug in hooking code EurekaLog 7.0.02 (7.0.2.0), 11-September-2012 1)....Added: Improved memory problems detection 2)....Added: Minor IDE Expert usability improvements 3)....Added: Auto-size feature for detailed error dialog 4)....Added: Workaround for QC #106935 5)....Added: Workaround for bug in InvokeRegistry (SOAP/Mantis) 6)....Fixed: Nested OS exceptions 7)....Fixed: Multiply Win64 fixes 8)....Fixed: Compatibility mode fixes 9)....Fixed: Altered behaviour of "Add BugID/Date/ComputerName" options 10)..Fixed: Blank screenshots 11)..Fixed: Check file for corruptions 12)..Fixed: Viewer is unable to decrypt certain bug reports 13)..Fixed: Internal DoNoTouch option now works for post-processing and condtionals 14)..Fixed: Possible out of memory error for "Do not store class/procedure names" option 15)..Fixed: EurekaLog did not properly install itself when there is only Delphi installed, but no C++ Builder of the same version (or visa versa) 16)..Fixed: Wrong argument for OnRaise event 17)..Fixed: Handling memory errors in initialization/finalization sections 18)..Fixed: Updating steps to reproduce and user e-mail in bug report 19)..Fixed: Proper Success/Failure for some errors during SMTP send 20)..Added: Workaround for wrong GUI fonts 21)..Added: Delphi XE3 support 22)..Added: Individual options for each exception EurekaLog 7.0.01 (7.0.1.0), 28-June-2012 1)....Added: New "Modal window" option (MS Classic and EurekaLog dialogs) 2)....Added: New "Owned window" option (MS Classic and EurekaLog dialogs) 3)....Added: New "Catch EurekaLog IDE Expert errors" option 4)....Added: Backup memory manager to recover from critical errors 5)....Added: Alternative methods to provide additional features when memory filter is not set 6)....Fixed: Contains fixes from hotfixes 1-3 7)....Fixed: Performance improvements 8)....Fixed: Improved IDE Expert's speed, stability and compatibility with other 3rd party extensions 9)....Fixed: MS Classic dialog size adjustments for large "click here" translations 10)..Fixed: Fixed resetting few EurekaLog project options to defaults 11)..Fixed: Multiplying exception filters when options are assigned (for example: when switching to/from "Custom" page in project options) 12)..Fixed: (Compatibility mode) Fixed send options merging 13)..Fixed: Updated help EurekaLog 7.0 hot-fix 3 (7.0.0.273), 20-June-2012 --------------------------- 1)....Fixed: ERangeError in EResLeaks (THandle Integer) 2)....Fixed: C++ Builder breakpoints for large projects 3)....Fixed: Help (updates policy changed) 4)....Fixed: Text collections applying 5)....Fixed: Build events are now called for unlocked file 6)....Fixed: Proper handling of C++ Builder project options files from Delphi code (settings editor and IDE expert) 7)....Fixed: Terminate/Checked sub-option for MS Classic dialog 8)....Fixed: Confusing message for already post-processed executables 9)....Fixed: Access violation for some EurekaLog IDE menu items when no project was loaded 10)..Fixed: Invoking help for "Variables" window 11)..Fixed: EurekaLog Viewer version info 12)..Fixed: Events in components 13)..Added: Retry option for "Sorry, you must close all running IDE instances before installation" 14)..Added: Italian translation 15)..Added: Actual change log is now included into installer 16)..Added: Even more setup logging 17)..Added: New help articles (recompilation and manual installation) EurekaLog 7.0 hot-fix 2 (7.0.0.261), 10-June-2012 --------------------------- 1)....Fixed: Wrong version info reporting to IDE 2)....Added: Workaround for Delphi 2005 TListView bug 3)....Added: Workaround for possible invalid FPU state in exception handlers 4)....Added: Missed declarations for ExceptionLog (compatibility mode) 5)....Fixed: Work for unsaved projects 6)....Added: Escaping for '--' in options (confuses IDE's XML parsing) 7)....Added: Storing thread's class/name in call stack for terminated threads 8)....Added: More setup logging 9)....Fixed: Help (broken links) 10)..Added: "Upgrade to EurekaLog 7" help topic 11)..Fixed: Clean up installed files EurekaLog 7.0 hot-fix 1 (7.0.0.256), 6-June-2012 --------------------------- 1)....Fixed: Invalid Format() arguments in ELogBuilder. EurekaLog 7.0, 1-June-2012 --------------------------- 1)....Improved: Main change - EurekaLog's core was rewritten (refactored) to allow more easy modification and remove hacks. 2)....Improved: New plugin-like architecture now allows you to exclude unused code. 3)....Improved: New plugin-like architecture now allows you to easily extends EurekaLog. 4)....Improved: Greatly extended documentation. 5)....Improved: Installer is now localized. 6)....Improved: Greatly speed ups creation of minimal bug report (with most information disabled). 7)....Changed: EurekaLog's root IDE menu was relocated to under Tools and extended with new items. 8)....Added: New examples. 9)....Added: New tools (address lookup, error lookup, threads snapshot, standalone settings editor). 10)..Added: Support for DBG/PDB formats of debug information (including symbol server support and auto-downloading). 11)..Added: Support for madExcept debug information (experimental). 12)..Added: WER (Windows Error Reporting) support. 13)..Added: Full unicode support. 14)..Added: Professional and Trial editions: added source code (interface sections only) 15)..Improved: Dialogs - new options and new customization possibilities: 16)..Added: All GUI dialogs: ability to test dialog directly from configuration dialog by displaying a sample window with currently specified settings. 17)..Improved: All GUI dialogs: dialogs are DPI-awared now (auto-scale for different DPI). 18)..Added: MessageBox dialog: added detailed mode (shows a compact call stack). 19)..Added: MessageBox dialog: added ability for asking a send consent. 20)..Added: MessageBox dialog: added support to switch to "native" message box for application. 21)..Added: MS Classic dialog: added control over "user e-mail" edit's visibility. 22)..Added: MS Classic dialog: added ability to personalize dialog view with application's name and icon. 23)..Added: MS Classic dialog: added ability to show terminate/restart checkbox initially checked. 24)..Added: EurekaLog dialog: added ability to personalize dialog view with application's name and icon. 25)..Added: EurekaLog dialog: added ability to show terminate/restart checkbox initially checked. 26)..Added: EurekaLog dialog: added ability to switch back to non-detailed view. 27)..Added: WEB dialog: added new tags to customize bug report page. 28)..Improved: WEB dialog: improved support for unicode and charset. 29)..Added: New dialog type: RTL dialog. 30)..Added: New dialog type: console output. 31)..Added: New dialog type: system logging. 32)..Added: New dialog type: Windows Error Reporting. 33)..Improved: Sending - new options and new customization possibilities: 34)..Added: All send methods: added ability to setup multiply send methods. 35)..Added: All send methods: added ability to change send method order. 36)..Added: All send methods: added separate settings for each send method. 37)..Added: All send methods: ability to test send method directly from configuration dialog by sending a demo bug report. 38)..Added: SMTP client send method: added SSL support. 39)..Added: SMTP client send method: added TLS support. 40)..Added: SMTP client send method: added option for using real e-mail address. 41)..Added: SMTP server send method: added option for using real e-mail address. 42)..Added: HTTP upload send method: added support for custom backward feedback messages. 43)..Added: FTP upload send method: added creating folders on FTP (like remote ForceDirectories). 44)..Added: Mantis send method: added API support (MantisConnect, out-of-the-box since Mantis 1.1.0, available as add-on for previous versions). 45)..Added: Mantis send method: added support for custom "Count" field. 46)..Added: Mantis send method: added options for controlling duplicates. 47)..Added: Mantis send method: added support for SSL/TLS. 48)..Added: FogBugz send method: added API support (out-of-the-box since ForBugz 7, available as add-on for FogBugz 6). 49)..Added: FogBugz send method: EurekaLog will update "Occurrences" field (count of bugs). 50)..Added: FogBugz send method: EurekaLog will respect "Stop reporting" option (BugzScout's setting). 51)..Added: FogBugz send method: EurekaLog will respect "Scout message" option (BugzScout's setting). 52)..Added: FogBugz send method: EurekaLog will store client's e-mail as issue's correspondent. 53)..Added: FogBugz send method: added options for controlling duplicates. 54)..Added: FogBugz send method: added support for "Area" field. 55)..Added: FogBugz send method: added support for SSL/TLS. 56)..Added: BugZilla send method: added API support. 57)..Added: BugZilla send method: added support for custom "Count" field. 58)..Added: BugZilla send method: added options for controlling duplicates. 59)..Added: BugZilla send method: added support for SSL/TLS. 60)..Added: New send method: Shell (mailto protocol). 61)..Added: New send method: extended MAPI. 62)..Added: Support for separate code and debug info injection. 63)..Added: Ability to use custom units before EurekaLog's units. 64)..Added: Support for external configuration file in IDE expert. 65)..Added: Now EurekaLog stores only those project options which are different from defaults (to save disk space and reduce noise in project file). 66)..Added: Now EurekaLog stores project options sorted (alphabet order). 67)..Added: Separate settings for saving modules and processes lists to bug report. 68)..Added: Support for taking screenshots of multiply monitors. 69)..Added: More screenshot customization options. 70)..Added: More control over bug report's file names. 71)..Added: New environment variables. 72)..Added: Deleting .map file after compilation. 73)..Added: Support for different .dpr and .dproj file names. 74)..Improved: memory leaks detection feature - new options and new customization possibilities: 75)..Added: Ability to track memory problems without activation of leaks checking. 76)..Added: Support for sharing memory manager. 77)..Added: Support for tracking leaks in applications built with run-time packages. 78)..Added: Option to zero-fill freed memory. 79)..Added: Option to enable leaks detection only when running under debugger. 80)..Added: Option for manual activation control for leaks detection (via command-line switches). 81)..Added: Option to select stack tracing method for memory problems. 82)..Added: Option to trigger memory leak reporting only for large leaked memory's size. 83)..Added: Option to control limit of number of reported leak. 84)..Added: CheckHeap function to force check of heap's consistency. 85)..Added: DumpAllocationsToFile function to save information about allocated memory to log file. 86)..Added: Registered leaks feature. 87)..Added: Run-time control over memory leak registering. 88)..Added: New recognized leak type: String (both ANSI and Unicode are supported). 89)..Added: Memory features support for C++ Builder. 90)..Added: Resource leaks detection feature. 91)..Improved: Compilation speed increased. 92)..Added: Support for generics in debug information. 93)..Added: Chained/nested exceptions support. 94)..Added: Wait Chain Traversal support. 95)..Added: Support for named threads. 96)..Added: Additional information for threads in call stack. 97)..Improved: EurekaLog Viewer Tool: 98)..Added: Now Viewer has its own help file 99)..Added: Viewer now supports a FireBird based database on local file or remote server. 100).Added: You can have more that one user account for FireBird based database. 101).Added: Viewer now can be launched in View mode (Viewer can be configured to any DB or View mode). 102).Added: Viewer's database now supports storing files, associated with the report (you can also add and remove files manually). 103).Added: Viewer supports "Import" and "View" commands for report files. 104).Improved: Extended support for more log formats (XML, packed ELF, etc). 105).Added: Columns in report's list now can be configured (you can hide and show them). 106).Added: There are a plenty of new columns added to report's list. 107).Added: Ability of auto-download reports from e-mail account. 108).Improved: printing - now you can print the entire report (including screenshots). Old behaviour of printing just one tab (call stack only, for example) also remains. 109).Added: Viewer can now have more that one run-time instance . 110).Added: File import status dialog is now configurable (you can disable it, if you want to). 111).Added: There is a preview area for screenshots, available in reports. 112).Improved: Now Viewer is more Vista-friendly (i.e. file associations are managed in HKCU, rather that in HKLM, storing configuration in user's Application Data, etc, etc). 113).Added: Report's list now supports multi-select, so operations can be performed on many reports at time. 114).Added: There are plenty of new command line abilities, like specifying several files and new switches. 115).Improved: Bunch of minor changes and improvements. WARNING: -------- There are many changes in this release. See the "Changed from the old 6.x version" help topic for further information! EurekaLog 7 also have "EurekaLog 6 backward compatibility mode". Please, refer to help file for more information. We also have the detailed "Upgrade guide" in our help system.
Python参考手册,官方正式版参考手册,chm版。以下摘取部分内容:Navigation index modules | next | Python » 3.6.5 Documentation » Python Documentation contents What’s New in Python What’s New In Python 3.6 Summary – Release highlights New Features PEP 498: Formatted string literals PEP 526: Syntax for variable annotations PEP 515: Underscores in Numeric Literals PEP 525: Asynchronous Generators PEP 530: Asynchronous Comprehensions PEP 487: Simpler customization of class creation PEP 487: Descriptor Protocol Enhancements PEP 519: Adding a file system path protocol PEP 495: Local Time Disambiguation PEP 529: Change Windows filesystem encoding to UTF-8 PEP 528: Change Windows console encoding to UTF-8 PEP 520: Preserving Class Attribute Definition Order PEP 468: Preserving Keyword Argument Order New dict implementation PEP 523: Adding a frame evaluation API to CPython PYTHONMALLOC environment variable DTrace and SystemTap probing support Other Language Changes New Modules secrets Improved Modules array ast asyncio binascii cmath collections concurrent.futures contextlib datetime decimal distutils email encodings enum faulthandler fileinput hashlib http.client idlelib and IDLE importlib inspect json logging math multiprocessing os pathlib pdb pickle pickletools pydoc random re readline rlcompleter shlex site sqlite3 socket socketserver ssl statistics struct subprocess sys telnetlib time timeit tkinter traceback tracemalloc typing unicodedata unittest.mock urllib.request urllib.robotparser venv warnings winreg winsound xmlrpc.client zipfile zlib Optimizations Build and C API Changes Other Improvements Deprecated New Keywords Deprecated Python behavior Deprecated Python modules, functions and methods asynchat asyncore dbm distutils grp importlib os re ssl tkinter venv Deprecated functions and types of the C API Deprecated Build Options Removed API and Feature Removals Porting to Python 3.6 Changes in ‘python’ Command Behavior Changes in the Python API Changes in the C API CPython bytecode changes Notable changes in Python 3.6.2 New make regen-all build target Removal of make touch build target Notable changes in Python 3.6.5 What’s New In Python 3.5 Summary – Release highlights New Features PEP 492 - Coroutines with async and await syntax PEP 465 - A dedicated infix operator for matrix multiplication PEP 448 - Additional Unpacking Generalizations PEP 461 - percent formatting support for bytes and bytearray PEP 484 - Type Hints PEP 471 - os.scandir() function – a better and faster directory iterator PEP 475: Retry system calls failing with EINTR PEP 479: Change StopIteration handling inside generators PEP 485: A function for testing approximate equality PEP 486: Make the Python Launcher aware of virtual environments PEP 488: Elimination of PYO files PEP 489: Multi-phase extension module initialization Other Language Changes New Modules typing zipapp Improved Modules argparse asyncio bz2 cgi cmath code collections collections.abc compileall concurrent.futures configparser contextlib csv curses dbm difflib distutils doctest email enum faulthandler functools glob gzip heapq http http.client idlelib and IDLE imaplib imghdr importlib inspect io ipaddress json linecache locale logging lzma math multiprocessing operator os pathlib pickle poplib re readline selectors shutil signal smtpd smtplib sndhdr socket ssl Memory BIO Support Application-Layer Protocol Negotiation Support Other Changes sqlite3 subprocess sys sysconfig tarfile threading time timeit tkinter traceback types unicodedata unittest unittest.mock urllib wsgiref xmlrpc xml.sax zipfile Other module-level changes Optimizations Build and C API Changes Deprecated New Keywords Deprecated Python Behavior Unsupported Operating Systems Deprecated Python modules, functions and methods Removed API and Feature Removals Porting to Python 3.5 Changes in Python behavior Changes in the Python API Changes in the C API What’s New In Python 3.4 Summary – Release Highlights New Features PEP 453: Explicit Bootstrapping of PIP in Python Installations Bootstrapping pip By Default Documentation Changes PEP 446: Newly Created File Descriptors Are Non-Inheritable Improvements to Codec Handling PEP 451: A ModuleSpec Type for the Import System Other Language Changes New Modules asyncio ensurepip enum pathlib selectors statistics tracemalloc Improved Modules abc aifc argparse audioop base64 collections colorsys contextlib dbm dis doctest email filecmp functools gc glob hashlib hmac html http idlelib and IDLE importlib inspect ipaddress logging marshal mmap multiprocessing operator os pdb pickle plistlib poplib pprint pty pydoc re resource select shelve shutil smtpd smtplib socket sqlite3 ssl stat struct subprocess sunau sys tarfile textwrap threading traceback types urllib unittest venv wave weakref xml.etree zipfile CPython Implementation Changes PEP 445: Customization of CPython Memory Allocators PEP 442: Safe Object Finalization PEP 456: Secure and Interchangeable Hash Algorithm PEP 436: Argument Clinic Other Build and C API Changes Other Improvements Significant Optimizations Deprecated Deprecations in the Python API Deprecated Features Removed Operating Systems No Longer Supported API and Feature Removals Code Cleanups Porting to Python 3.4 Changes in ‘python’ Command Behavior Changes in the Python API Changes in the C API Changed in 3.4.3 PEP 476: Enabling certificate verification by default for stdlib http clients What’s New In Python 3.3 Summary – Release highlights PEP 405: Virtual Environments PEP 420: Implicit Namespace Packages PEP 3118: New memoryview implementation and buffer protocol documentation Features API changes PEP 393: Flexible String Representation Functionality Performance and resource usage PEP 397: Python Launcher for Windows PEP 3151: Reworking the OS and IO exception hierarchy PEP 380: Syntax for Delegating to a Subgenerator PEP 409: Suppressing exception context PEP 414: Explicit Unicode literals PEP 3155: Qualified name for classes and functions PEP 412: Key-Sharing Dictionary PEP 362: Function Signature Object PEP 421: Adding sys.implementation SimpleNamespace Using importlib as the Implementation of Import New APIs Visible Changes Other Language Changes A Finer-Grained Import Lock Builtin functions and types New Modules faulthandler ipaddress lzma Improved Modules abc array base64 binascii bz2 codecs collections contextlib crypt curses datetime decimal Features API changes email Policy Framework Provisional Policy with New Header API Other API Changes ftplib functools gc hmac http html imaplib inspect io itertools logging math mmap multiprocessing nntplib os pdb pickle pydoc re sched select shlex shutil signal smtpd smtplib socket socketserver sqlite3 ssl stat struct subprocess sys tarfile tempfile textwrap threading time types unittest urllib webbrowser xml.etree.ElementTree zlib Optimizations Build and C API Changes Deprecated Unsupported Operating Systems Deprecated Python modules, functions and methods Deprecated functions and types of the C API Deprecated features Porting to Python 3.3 Porting Python code Porting C code Building C extensions Command Line Switch Changes What’s New In Python 3.2 PEP 384: Defining a Stable ABI PEP 389: Argparse Command Line Parsing Module PEP 391: Dictionary Based Configuration for Logging PEP 3148: The concurrent.futures module PEP 3147: PYC Repository Directories PEP 3149: ABI Version Tagged .so Files PEP 3333: Python Web Server Gateway Interface v1.0.1 Other Language Changes New, Improved, and Deprecated Modules email elementtree functools itertools collections threading datetime and time math abc io reprlib logging csv contextlib decimal and fractions ftp popen select gzip and zipfile tarfile hashlib ast os shutil sqlite3 html socket ssl nntp certificates imaplib http.client unittest random poplib asyncore tempfile inspect pydoc dis dbm ctypes site sysconfig pdb configparser urllib.parse mailbox turtledemo Multi-threading Optimizations Unicode Codecs Documentation IDLE Code Repository Build and C API Changes Porting to Python 3.2 What’s New In Python 3.1 PEP 372: Ordered Dictionaries PEP 378: Format Specifier for Thousands Separator Other Language Changes New, Improved, and Deprecated Modules Optimizations IDLE Build and C API Changes Porting to Python 3.1 What’s New In Python 3.0 Common Stumbling Blocks Print Is A Function Views And Iterators Instead Of Lists Ordering Comparisons Integers Text Vs. Data Instead Of Unicode Vs. 8-bit Overview Of Syntax Changes New Syntax Changed Syntax Removed Syntax Changes Already Present In Python 2.6 Library Changes PEP 3101: A New Approach To String Formatting Changes To Exceptions Miscellaneous Other Changes Operators And Special Methods Builtins Build and C API Changes Performance Porting To Python 3.0 What’s New in Python 2.7 The Future for Python 2.x Changes to the Handling of Deprecation Warnings Python 3.1 Features PEP 372: Adding an Ordered Dictionary to collections PEP 378: Format Specifier for Thousands Separator PEP 389: The argparse Module for Parsing Command Lines PEP 391: Dictionary-Based Configuration For Logging PEP 3106: Dictionary Views PEP 3137: The memoryview Object Other Language Changes Interpreter Changes Optimizations New and Improved Modules New module: importlib New module: sysconfig ttk: Themed Widgets for Tk Updated module: unittest Updated module: ElementTree 1.3 Build and C API Changes Capsules Port-Specific Changes: Windows Port-Specific Changes: Mac OS X Port-Specific Changes: FreeBSD Other Changes and Fixes Porting to Python 2.7 New Features Added to Python 2.7 Maintenance Releases PEP 434: IDLE Enhancement Exception for All Branches PEP 466: Network Security Enhancements for Python 2.7 Acknowledgements What’s New in Python 2.6 Python 3.0 Changes to the Development Process New Issue Tracker: Roundup New Documentation Format: reStructuredText Using Sphinx PEP 343: The ‘with’ statement Writing Context Managers The contextlib module PEP 366: Explicit Relative Imports From a Main Module PEP 370: Per-user site-packages Directory PEP 371: The multiprocessing Package PEP 3101: Advanced String Formatting PEP 3105: print As a Function PEP 3110: Exception-Handling Changes PEP 3112: Byte Literals PEP 3116: New I/O Library PEP 3118: Revised Buffer Protocol PEP 3119: Abstract Base Classes PEP 3127: Integer Literal Support and Syntax PEP 3129: Class Decorators PEP 3141: A Type Hierarchy for Numbers The fractions Module Other Language Changes Optimizations Interpreter Changes New and Improved Modules The ast module The future_builtins module The json module: JavaScript Object Notation The plistlib module: A Property-List Parser ctypes Enhancements Improved SSL Support Deprecations and Removals Build and C API Changes Port-Specific Changes: Windows Port-Specific Changes: Mac OS X Port-Specific Changes: IRIX Porting to Python 2.6 Acknowledgements What’s New in Python 2.5 PEP 308: Conditional Expressions PEP 309: Partial Function Application PEP 314: Metadata for Python Software Packages v1.1 PEP 328: Absolute and Relative Imports PEP 338: Executing Modules as Scripts PEP 341: Unified try/except/finally PEP 342: New Generator Features PEP 343: The ‘with’ statement Writing Context Managers The contextlib module PEP 352: Exceptions as New-Style Classes PEP 353: Using ssize_t as the index type PEP 357: The ‘__index__’ method Other Language Changes Interactive Interpreter Changes Optimizations New, Improved, and Removed Modules The ctypes package The ElementTree package The hashlib package The sqlite3 package The wsgiref package Build and C API Changes Port-Specific Changes Porting to Python 2.5 Acknowledgements What’s New in Python 2.4 PEP 218: Built-In Set Objects PEP 237: Unifying Long Integers and Integers PEP 289: Generator Expressions PEP 292: Simpler String Substitutions PEP 318: Decorators for Functions and Methods PEP 322: Reverse Iteration PEP 324: New subprocess Module PEP 327: Decimal Data Type Why is Decimal needed? The Decimal type The Context type PEP 328: Multi-line Imports PEP 331: Locale-Independent Float/String Conversions Other Language Changes Optimizations New, Improved, and Deprecated Modules cookielib doctest Build and C API Changes Port-Specific Changes Porting to Python 2.4 Acknowledgements What’s New in Python 2.3 PEP 218: A Standard Set Datatype PEP 255: Simple Generators PEP 263: Source Code Encodings PEP 273: Importing Modules from ZIP Archives PEP 277: Unicode file name support for Windows NT PEP 278: Universal Newline Support PEP 279: enumerate() PEP 282: The logging Package PEP 285: A Boolean Type PEP 293: Codec Error Handling Callbacks PEP 301: Package Index and Metadata for Distutils PEP 302: New Import Hooks PEP 305: Comma-separated Files PEP 307: Pickle Enhancements Extended Slices Other Language Changes String Changes Optimizations New, Improved, and Deprecated Modules Date/Time Type The optparse Module Pymalloc: A Specialized Object Allocator Build and C API Changes Port-Specific Changes Other Changes and Fixes Porting to Python 2.3 Acknowledgements What’s New in Python 2.2 Introduction PEPs 252 and 253: Type and Class Changes Old and New Classes Descriptors Multiple Inheritance: The Diamond Rule Attribute Access Related Links PEP 234: Iterators PEP 255: Simple Generators PEP 237: Unifying Long Integers and Integers PEP 238: Changing the Division Operator Unicode Changes PEP 227: Nested Scopes New and Improved Modules Interpreter Changes and Fixes Other Changes and Fixes Acknowledgements What’s New in Python 2.1 Introduction PEP 227: Nested Scopes PEP 236: __future__ Directives PEP 207: Rich Comparisons PEP 230: Warning Framework PEP 229: New Build System PEP 205: Weak References PEP 232: Function Attributes PEP 235: Importing Modules on Case-Insensitive Platforms PEP 217: Interactive Display Hook PEP 208: New Coercion Model PEP 241: Metadata in Python Packages New and Improved Modules Other Changes and Fixes Acknowledgements What’s New in Python 2.0 Introduction What About Python 1.6? New Development Process Unicode List Comprehensions Augmented Assignment String Methods Garbage Collection of Cycles Other Core Changes Minor Language Changes Changes to Built-in Functions Porting to 2.0 Extending/Embedding Changes Distutils: Making Modules Easy to Install XML Modules SAX2 Support DOM Support Relationship to PyXML Module changes New modules IDLE Improvements Deleted and Deprecated Modules Acknowledgements Changelog Python 3.6.5 final? Tests Build Python 3.6.5 release candidate 1? Security Core and Builtins Library Documentation Tests Build Windows macOS IDLE Tools/Demos C API Python 3.6.4 final? Python 3.6.4 release candidate 1? Core and Builtins Library Documentation Tests Build Windows macOS IDLE Tools/Demos C API Python 3.6.3 final? Library Build Python 3.6.3 release candidate 1? Security Core and Builtins Library Documentation Tests Build Windows IDLE Tools/Demos Python 3.6.2 final? Python 3.6.2 release candidate 2? Security Python 3.6.2 release candidate 1? 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Core and Builtins Library Security Library Security Library IDLE Documentation Tests Windows Build Windows C API Tools/Demos Python 3.6.0 alpha 1? Core and Builtins Library Security Library Security Library Security Library IDLE Documentation Tests Build Windows Tools/Demos C API Python 3.5.3 final? Python 3.5.3 release candidate 1? Core and Builtins Library Security Library Security Library IDLE C API Documentation Tests Tools/Demos Windows Build Python 3.5.2 final? Core and Builtins Tests IDLE Python 3.5.2 release candidate 1? Core and Builtins Security Library Security Library Security Library Security Library Security Library IDLE Documentation Tests Build Windows Tools/Demos Windows Python 3.5.1 final? Core and Builtins Windows Python 3.5.1 release candidate 1? Core and Builtins Library IDLE Documentation Tests Build Windows Tools/Demos Python 3.5.0 final? Build Python 3.5.0 release candidate 4? Library Build Python 3.5.0 release candidate 3? Core and Builtins Library Python 3.5.0 release candidate 2? Core and Builtins Library Python 3.5.0 release candidate 1? Core and Builtins Library IDLE Documentation Tests Python 3.5.0 beta 4? Core and Builtins Library Build Python 3.5.0 beta 3? Core and Builtins Library Tests Documentation Build Python 3.5.0 beta 2? Core and Builtins Library Python 3.5.0 beta 1? Core and Builtins Library IDLE Tests Documentation Tools/Demos Python 3.5.0 alpha 4? Core and Builtins Library Build Tests Tools/Demos C API Python 3.5.0 alpha 3? Core and Builtins Library Build Tests Tools/Demos Python 3.5.0 alpha 2? Core and Builtins Library Build C API Windows Python 3.5.0 alpha 1? Core and Builtins Library IDLE Build C API Documentation Tests Tools/Demos Windows The Python Tutorial 1. Whetting Your Appetite 2. Using the Python Interpreter 2.1. Invoking the Interpreter 2.1.1. Argument Passing 2.1.2. Interactive Mode 2.2. The Interpreter and Its Environment 2.2.1. Source Code Encoding 3. An Informal Introduction to Python 3.1. Using Python as a Calculator 3.1.1. Numbers 3.1.2. Strings 3.1.3. Lists 3.2. First Steps Towards Programming 4. More Control Flow Tools 4.1. if Statements 4.2. for Statements 4.3. The range() Function 4.4. break and continue Statements, and else Clauses on Loops 4.5. pass Statements 4.6. Defining Functions 4.7. More on Defining Functions 4.7.1. Default Argument Values 4.7.2. Keyword Arguments 4.7.3. Arbitrary Argument Lists 4.7.4. Unpacking Argument Lists 4.7.5. Lambda Expressions 4.7.6. Documentation Strings 4.7.7. Function Annotations 4.8. Intermezzo: Coding Style 5. Data Structures 5.1. More on Lists 5.1.1. Using Lists as Stacks 5.1.2. Using Lists as Queues 5.1.3. List Comprehensions 5.1.4. Nested List Comprehensions 5.2. The del statement 5.3. Tuples and Sequences 5.4. Sets 5.5. Dictionaries 5.6. Looping Techniques 5.7. More on Conditions 5.8. Comparing Sequences and Other Types 6. Modules 6.1. More on Modules 6.1.1. Executing modules as scripts 6.1.2. The Module Search Path 6.1.3. “Compiled” Python files 6.2. Standard Modules 6.3. The dir() Function 6.4. Packages 6.4.1. Importing * From a Package 6.4.2. Intra-package References 6.4.3. Packages in Multiple Directories 7. Input and Output 7.1. Fancier Output Formatting 7.1.1. Old string formatting 7.2. Reading and Writing Files 7.2.1. Methods of File Objects 7.2.2. Saving structured data with json 8. Errors and Exceptions 8.1. Syntax Errors 8.2. Exceptions 8.3. Handling Exceptions 8.4. Raising Exceptions 8.5. User-defined Exceptions 8.6. Defining Clean-up Actions 8.7. Predefined Clean-up Actions 9. Classes 9.1. A Word About Names and Objects 9.2. Python Scopes and Namespaces 9.2.1. Scopes and Namespaces Example 9.3. A First Look at Classes 9.3.1. Class Definition Syntax 9.3.2. Class Objects 9.3.3. Instance Objects 9.3.4. Method Objects 9.3.5. Class and Instance Variables 9.4. Random Remarks 9.5. Inheritance 9.5.1. Multiple Inheritance 9.6. Private Variables 9.7. Odds and Ends 9.8. Iterators 9.9. Generators 9.10. Generator Expressions 10. Brief Tour of the Standard Library 10.1. Operating System Interface 10.2. File Wildcards 10.3. Command Line Arguments 10.4. Error Output Redirection and Program Termination 10.5. String Pattern Matching 10.6. Mathematics 10.7. Internet Access 10.8. Dates and Times 10.9. Data Compression 10.10. Performance Measurement 10.11. Quality Control 10.12. Batteries Included 11. Brief Tour of the Standard Library — Part II 11.1. Output Formatting 11.2. Templating 11.3. Working with Binary Data Record Layouts 11.4. Multi-threading 11.5. Logging 11.6. Weak References 11.7. Tools for Working with Lists 11.8. Decimal Floating Point Arithmetic 12. Virtual Environments and Packages 12.1. Introduction 12.2. Creating Virtual Environments 12.3. Managing Packages with pip 13. What Now? 14. Interactive Input Editing and History Substitution 14.1. Tab Completion and History Editing 14.2. Alternatives to the Interactive Interpreter 15. Floating Point Arithmetic: Issues and Limitations 15.1. Representation Error 16. Appendix 16.1. Interactive Mode 16.1.1. Error Handling 16.1.2. Executable Python Scripts 16.1.3. The Interactive Startup File 16.1.4. The Customization Modules Python Setup and Usage 1. Command line and environment 1.1. Command line 1.1.1. Interface options 1.1.2. Generic options 1.1.3. Miscellaneous options 1.1.4. Options you shouldn’t use 1.2. Environment variables 1.2.1. Debug-mode variables 2. Using Python on Unix platforms 2.1. Getting and installing the latest version of Python 2.1.1. On Linux 2.1.2. On FreeBSD and OpenBSD 2.1.3. On OpenSolaris 2.2. Building Python 2.3. Python-related paths and files 2.4. Miscellaneous 2.5. Editors and IDEs 3. Using Python on Windows 3.1. Installing Python 3.1.1. Supported Versions 3.1.2. Installation Steps 3.1.3. Removing the MAX_PATH Limitation 3.1.4. Installing Without UI 3.1.5. Installing Without Downloading 3.1.6. Modifying an install 3.1.7. Other Platforms 3.2. Alternative bundles 3.3. Configuring Python 3.3.1. Excursus: Setting environment variables 3.3.2. Finding the Python executable 3.4. Python Launcher for Windows 3.4.1. Getting started 3.4.1.1. From the command-line 3.4.1.2. Virtual environments 3.4.1.3. From a script 3.4.1.4. From file associations 3.4.2. Shebang Lines 3.4.3. Arguments in shebang lines 3.4.4. Customization 3.4.4.1. Customization via INI files 3.4.4.2. Customizing default Python versions 3.4.5. Diagnostics 3.5. Finding modules 3.6. Additional modules 3.6.1. PyWin32 3.6.2. cx_Freeze 3.6.3. WConio 3.7. Compiling Python on Windows 3.8. Embedded Distribution 3.8.1. Python Application 3.8.2. Embedding Python 3.9. Other resources 4. Using Python on a Macintosh 4.1. Getting and Installing MacPython 4.1.1. How to run a Python script 4.1.2. Running scripts with a GUI 4.1.3. Configuration 4.2. The IDE 4.3. Installing Additional Python Packages 4.4. GUI Programming on the Mac 4.5. Distributing Python Applications on the Mac 4.6. Other Resources The Python Language Reference 1. Introduction 1.1. Alternate Implementations 1.2. Notation 2. Lexical analysis 2.1. Line structure 2.1.1. Logical lines 2.1.2. Physical lines 2.1.3. Comments 2.1.4. Encoding declarations 2.1.5. Explicit line joining 2.1.6. Implicit line joining 2.1.7. Blank lines 2.1.8. Indentation 2.1.9. Whitespace between tokens 2.2. Other tokens 2.3. Identifiers and keywords 2.3.1. Keywords 2.3.2. Reserved classes of identifiers 2.4. Literals 2.4.1. String and Bytes literals 2.4.2. String literal concatenation 2.4.3. Formatted string literals 2.4.4. Numeric literals 2.4.5. Integer literals 2.4.6. Floating point literals 2.4.7. Imaginary literals 2.5. Operators 2.6. Delimiters 3. Data model 3.1. Objects, values and types 3.2. The standard type hierarchy 3.3. Special method names 3.3.1. Basic customization 3.3.2. Customizing attribute access 3.3.2.1. Customizing module attribute access 3.3.2.2. Implementing Descriptors 3.3.2.3. Invoking Descriptors 3.3.2.4. __slots__ 3.3.2.4.1. Notes on using __slots__ 3.3.3. Customizing class creation 3.3.3.1. Metaclasses 3.3.3.2. Determining the appropriate metaclass 3.3.3.3. Preparing the class namespace 3.3.3.4. Executing the class body 3.3.3.5. Creating the class object 3.3.3.6. Metaclass example 3.3.4. Customizing instance and subclass checks 3.3.5. Emulating callable objects 3.3.6. Emulating container types 3.3.7. Emulating numeric types 3.3.8. With Statement Context Managers 3.3.9. Special method lookup 3.4. Coroutines 3.4.1. Awaitable Objects 3.4.2. Coroutine Objects 3.4.3. Asynchronous Iterators 3.4.4. Asynchronous Context Managers 4. Execution model 4.1. Structure of a program 4.2. Naming and binding 4.2.1. Binding of names 4.2.2. Resolution of names 4.2.3. Builtins and restricted execution 4.2.4. Interaction with dynamic features 4.3. Exceptions 5. The import system 5.1. importlib 5.2. Packages 5.2.1. Regular packages 5.2.2. Namespace packages 5.3. Searching 5.3.1. The module cache 5.3.2. Finders and loaders 5.3.3. Import hooks 5.3.4. The meta path 5.4. Loading 5.4.1. Loaders 5.4.2. Submodules 5.4.3. Module spec 5.4.4. Import-related module attributes 5.4.5. module.__path__ 5.4.6. Module reprs 5.5. The Path Based Finder 5.5.1. Path entry finders 5.5.2. Path entry finder protocol 5.6. Replacing the standard import system 5.7. Special considerations for __main__ 5.7.1. __main__.__spec__ 5.8. Open issues 5.9. References 6. Expressions 6.1. Arithmetic conversions 6.2. Atoms 6.2.1. Identifiers (Names) 6.2.2. Literals 6.2.3. Parenthesized forms 6.2.4. Displays for lists, sets and dictionaries 6.2.5. List displays 6.2.6. Set displays 6.2.7. Dictionary displays 6.2.8. Generator expressions 6.2.9. Yield expressions 6.2.9.1. Generator-iterator methods 6.2.9.2. Examples 6.2.9.3. Asynchronous generator functions 6.2.9.4. Asynchronous generator-iterator methods 6.3. Primaries 6.3.1. Attribute references 6.3.2. Subscriptions 6.3.3. Slicings 6.3.4. Calls 6.4. Await expression 6.5. The power operator 6.6. Unary arithmetic and bitwise operations 6.7. Binary arithmetic operations 6.8. Shifting operations 6.9. Binary bitwise operations 6.10. Comparisons 6.10.1. Value comparisons 6.10.2. Membership test operations 6.10.3. Identity comparisons 6.11. Boolean operations 6.12. Conditional expressions 6.13. Lambdas 6.14. Expression lists 6.15. Evaluation order 6.16. Operator precedence 7. Simple statements 7.1. Expression statements 7.2. Assignment statements 7.2.1. Augmented assignment statements 7.2.2. Annotated assignment statements 7.3. The assert statement 7.4. The pass statement 7.5. The del statement 7.6. The return statement 7.7. The yield statement 7.8. The raise statement 7.9. The break statement 7.10. The continue statement 7.11. The import statement 7.11.1. Future statements 7.12. The global statement 7.13. The nonlocal statement 8. Compound statements 8.1. The if statement 8.2. The while statement 8.3. The for statement 8.4. The try statement 8.5. The with statement 8.6. Function definitions 8.7. Class definitions 8.8. Coroutines 8.8.1. Coroutine function definition 8.8.2. The async for statement 8.8.3. The async with statement 9. Top-level components 9.1. Complete Python programs 9.2. File input 9.3. Interactive input 9.4. Expression input 10. Full Grammar specification The Python Standard Library 1. Introduction 2. Built-in Functions 3. Built-in Constants 3.1. Constants added by the site module 4. Built-in Types 4.1. Truth Value Testing 4.2. Boolean Operations — and, or, not 4.3. Comparisons 4.4. Numeric Types — int, float, complex 4.4.1. Bitwise Operations on Integer Types 4.4.2. Additional Methods on Integer Types 4.4.3. Additional Methods on Float 4.4.4. Hashing of numeric types 4.5. Iterator Types 4.5.1. Generator Types 4.6. Sequence Types — list, tuple, range 4.6.1. Common Sequence Operations 4.6.2. Immutable Sequence Types 4.6.3. Mutable Sequence Types 4.6.4. Lists 4.6.5. Tuples 4.6.6. Ranges 4.7. Text Sequence Type — str 4.7.1. String Methods 4.7.2. printf-style String Formatting 4.8. Binary Sequence Types — bytes, bytearray, memoryview 4.8.1. Bytes Objects 4.8.2. Bytearray Objects 4.8.3. Bytes and Bytearray Operations 4.8.4. printf-style Bytes Formatting 4.8.5. Memory Views 4.9. Set Types — set, frozenset 4.10. Mapping Types — dict 4.10.1. Dictionary view objects 4.11. Context Manager Types 4.12. Other Built-in Types 4.12.1. Modules 4.12.2. Classes and Class Instances 4.12.3. Functions 4.12.4. Methods 4.12.5. Code Objects 4.12.6. Type Objects 4.12.7. The Null Object 4.12.8. The Ellipsis Object 4.12.9. The NotImplemented Object 4.12.10. Boolean Values 4.12.11. Internal Objects 4.13. Special Attributes 5. Built-in Exceptions 5.1. Base classes 5.2. Concrete exceptions 5.2.1. OS exceptions 5.3. Warnings 5.4. Exception hierarchy 6. Text Processing Services 6.1. string — Common string operations 6.1.1. String constants 6.1.2. Custom String Formatting 6.1.3. Format String Syntax 6.1.3.1. Format Specification Mini-Language 6.1.3.2. Format examples 6.1.4. Template strings 6.1.5. Helper functions 6.2. re — Regular expression operations 6.2.1. Regular Expression Syntax 6.2.2. Module Contents 6.2.3. Regular Expression Objects 6.2.4. Match Objects 6.2.5. Regular Expression Examples 6.2.5.1. Checking for a Pair 6.2.5.2. Simulating scanf() 6.2.5.3. search() vs. match() 6.2.5.4. Making a Phonebook 6.2.5.5. Text Munging 6.2.5.6. Finding all Adverbs 6.2.5.7. Finding all Adverbs and their Positions 6.2.5.8. Raw String Notation 6.2.5.9. Writing a Tokenizer 6.3. difflib — Helpers for computing deltas 6.3.1. SequenceMatcher Objects 6.3.2. SequenceMatcher Examples 6.3.3. Differ Objects 6.3.4. Differ Example 6.3.5. A command-line interface to difflib 6.4. textwrap — Text wrapping and filling 6.5. unicodedata — Unicode Database 6.6. stringprep — Internet String Preparation 6.7. readline — GNU readline interface 6.7.1. Init file 6.7.2. Line buffer 6.7.3. History file 6.7.4. History list 6.7.5. Startup hooks 6.7.6. Completion 6.7.7. Example 6.8. rlcompleter — Completion function for GNU readline 6.8.1. Completer Objects 7. Binary Data Services 7.1. struct — Interpret bytes as packed binary data 7.1.1. Functions and Exceptions 7.1.2. Format Strings 7.1.2.1. Byte Order, Size, and Alignment 7.1.2.2. Format Characters 7.1.2.3. Examples 7.1.3. Classes 7.2. codecs — Codec registry and base classes 7.2.1. Codec Base Classes 7.2.1.1. Error Handlers 7.2.1.2. Stateless Encoding and Decoding 7.2.1.3. Incremental Encoding and Decoding 7.2.1.3.1. IncrementalEncoder Objects 7.2.1.3.2. IncrementalDecoder Objects 7.2.1.4. Stream Encoding and Decoding 7.2.1.4.1. StreamWriter Objects 7.2.1.4.2. StreamReader Objects 7.2.1.4.3. StreamReaderWriter Objects 7.2.1.4.4. StreamRecoder Objects 7.2.2. Encodings and Unicode 7.2.3. Standard Encodings 7.2.4. Python Specific Encodings 7.2.4.1. Text Encodings 7.2.4.2. Binary Transforms 7.2.4.3. Text Transforms 7.2.5. encodings.idna — Internationalized Domain Names in Applications 7.2.6. encodings.mbcs — Windows ANSI codepage 7.2.7. encodings.utf_8_sig — UTF-8 codec with BOM signature 8. Data Types 8.1. datetime — Basic date and time types 8.1.1. Available Types 8.1.2. timedelta Objects 8.1.3. date Objects 8.1.4. datetime Objects 8.1.5. time Objects 8.1.6. tzinfo Objects 8.1.7. timezone Objects 8.1.8. strftime() and strptime() Behavior 8.2. calendar — General calendar-related functions 8.3. collections — Container datatypes 8.3.1. ChainMap objects 8.3.1.1. ChainMap Examples and Recipes 8.3.2. Counter objects 8.3.3. deque objects 8.3.3.1. deque Recipes 8.3.4. defaultdict objects 8.3.4.1. defaultdict Examples 8.3.5. namedtuple() Factory Function for Tuples with Named Fields 8.3.6. OrderedDict objects 8.3.6.1. OrderedDict Examples and Recipes 8.3.7. UserDict objects 8.3.8. UserList objects 8.3.9. UserString objects 8.4. collections.abc — Abstract Base Classes for Containers 8.4.1. Collections Abstract Base Classes 8.5. heapq — Heap queue algorithm 8.5.1. Basic Examples 8.5.2. Priority Queue Implementation Notes 8.5.3. Theory 8.6. bisect — Array bisection algorithm 8.6.1. Searching Sorted Lists 8.6.2. Other Examples 8.7. array — Efficient arrays of numeric values 8.8. weakref — Weak references 8.8.1. Weak Reference Objects 8.8.2. Example 8.8.3. Finalizer Objects 8.8.4. Comparing finalizers with __del__() methods 8.9. types — Dynamic type creation and names for built-in types 8.9.1. Dynamic Type Creation 8.9.2. Standard Interpreter Types 8.9.3. Additional Utility Classes and Functions 8.9.4. Coroutine Utility Functions 8.10. copy — Shallow and deep copy operations 8.11. pprint — Data pretty printer 8.11.1. PrettyPrinter Objects 8.11.2. Example 8.12. reprlib — Alternate repr() implementation 8.12.1. Repr Objects 8.12.2. Subclassing Repr Objects 8.13. enum — Support for enumerations 8.13.1. Module Contents 8.13.2. Creating an Enum 8.13.3. Programmatic access to enumeration members and their attributes 8.13.4. Duplicating enum members and values 8.13.5. Ensuring unique enumeration values 8.13.6. Using automatic values 8.13.7. Iteration 8.13.8. Comparisons 8.13.9. Allowed members and attributes of enumerations 8.13.10. Restricted subclassing of enumerations 8.13.11. Pickling 8.13.12. Functional API 8.13.13. Derived Enumerations 8.13.13.1. IntEnum 8.13.13.2. IntFlag 8.13.13.3. Flag 8.13.13.4. Others 8.13.14. Interesting examples 8.13.14.1. Omitting values 8.13.14.1.1. Using auto 8.13.14.1.2. Using object 8.13.14.1.3. Using a descriptive string 8.13.14.1.4. Using a custom __new__() 8.13.14.2. OrderedEnum 8.13.14.3. DuplicateFreeEnum 8.13.14.4. Planet 8.13.15. How are Enums different? 8.13.15.1. Enum Classes 8.13.15.2. Enum Members (aka instances) 8.13.15.3. Finer Points 8.13.15.3.1. Supported __dunder__ names 8.13.15.3.2. Supported _sunder_ names 8.13.15.3.3. Enum member type 8.13.15.3.4. Boolean value of Enum classes and members 8.13.15.3.5. Enum classes with methods 8.13.15.3.6. Combining members of Flag 9. Numeric and Mathematical Modules 9.1. numbers — Numeric abstract base classes 9.1.1. The numeric tower 9.1.2. Notes for type implementors 9.1.2.1. Adding More Numeric ABCs 9.1.2.2. Implementing the arithmetic operations 9.2. math — Mathematical functions 9.2.1. Number-theoretic and representation functions 9.2.2. Power and logarithmic functions 9.2.3. Trigonometric functions 9.2.4. Angular conversion 9.2.5. Hyperbolic functions 9.2.6. Special functions 9.2.7. Constants 9.3. cmath — Mathematical functions for complex numbers 9.3.1. Conversions to and from polar coordinates 9.3.2. Power and logarithmic functions 9.3.3. Trigonometric functions 9.3.4. Hyperbolic functions 9.3.5. Classification functions 9.3.6. Constants 9.4. decimal — Decimal fixed point and floating point arithmetic 9.4.1. Quick-start Tutorial 9.4.2. Decimal objects 9.4.2.1. Logical operands 9.4.3. Context objects 9.4.4. Constants 9.4.5. Rounding modes 9.4.6. Signals 9.4.7. Floating Point Notes 9.4.7.1. Mitigating round-off error with increased precision 9.4.7.2. Special values 9.4.8. Working with threads 9.4.9. Recipes 9.4.10. Decimal FAQ 9.5. fractions — Rational numbers 9.6. random — Generate pseudo-random numbers 9.6.1. Bookkeeping functions 9.6.2. Functions for integers 9.6.3. Functions for sequences 9.6.4. Real-valued distributions 9.6.5. Alternative Generator 9.6.6. Notes on Reproducibility 9.6.7. Examples and Recipes 9.7. statistics — Mathematical statistics functions 9.7.1. Averages and measures of central location 9.7.2. Measures of spread 9.7.3. Function details 9.7.4. Exceptions 10. Functional Programming Modules 10.1. itertools — Functions creating iterators for efficient looping 10.1.1. Itertool functions 10.1.2. Itertools Recipes 10.2. functools — Higher-order functions and operations on callable objects 10.2.1. partial Objects 10.3. operator — Standard operators as functions 10.3.1. Mapping Operators to Functions 10.3.2. Inplace Operators 11. File and Directory Access 11.1. pathlib — Object-oriented filesystem paths 11.1.1. Basic use 11.1.2. Pure paths 11.1.2.1. General properties 11.1.2.2. Operators 11.1.2.3. Accessing individual parts 11.1.2.4. Methods and properties 11.1.3. Concrete paths 11.1.3.1. Methods 11.2. os.path — Common pathname manipulations 11.3. fileinput — Iterate over lines from multiple input streams 11.4. stat — Interpreting stat() results 11.5. filecmp — File and Directory Comparisons 11.5.1. The dircmp class 11.6. tempfile — Generate temporary files and directories 11.6.1. Examples 11.6.2. Deprecated functions and variables 11.7. glob — Unix style pathname pattern expansion 11.8. fnmatch — Unix filename pattern matching 11.9. linecache — Random access to text lines 11.10. shutil — High-level file operations 11.10.1. Directory and files operations 11.10.1.1. copytree example 11.10.1.2. rmtree example 11.10.2. Archiving operations 11.10.2.1. Archiving example 11.10.3. Querying the size of the output terminal 11.11. macpath — Mac OS 9 path manipulation functions 12. Data Persistence 12.1. pickle — Python object serialization 12.1.1. Relationship to other Python modules 12.1.1.1. Comparison with marshal 12.1.1.2. Comparison with json 12.1.2. Data stream format 12.1.3. Module Interface 12.1.4. What can be pickled and unpickled? 12.1.5. Pickling Class Instances 12.1.5.1. Persistence of External Objects 12.1.5.2. Dispatch Tables 12.1.5.3. Handling Stateful Objects 12.1.6. Restricting Globals 12.1.7. Performance 12.1.8. Examples 12.2. copyreg — Register pickle support functions 12.2.1. Example 12.3. shelve — Python object persistence 12.3.1. Restrictions 12.3.2. Example 12.4. marshal — Internal Python object serialization 12.5. dbm — Interfaces to Unix “databases” 12.5.1. dbm.gnu — GNU’s reinterpretation of dbm 12.5.2. dbm.ndbm — Interface based on ndbm 12.5.3. dbm.dumb — Portable DBM implementation 12.6. sqlite3 — DB-API 2.0 interface for SQLite databases 12.6.1. Module functions and constants 12.6.2. Connection Objects 12.6.3. Cursor Objects 12.6.4. Row Objects 12.6.5. Exceptions 12.6.6. SQLite and Python types 12.6.6.1. Introduction 12.6.6.2. Using adapters to store additional Python types in SQLite databases 12.6.6.2.1. Letting your object adapt itself 12.6.6.2.2. Registering an adapter callable 12.6.6.3. Converting SQLite values to custom Python types 12.6.6.4. Default adapters and converters 12.6.7. Controlling Transactions 12.6.8. Using sqlite3 efficiently 12.6.8.1. Using shortcut methods 12.6.8.2. Accessing columns by name instead of by index 12.6.8.3. Using the connection as a context manager 12.6.9. Common issues 12.6.9.1. Multithreading 13. Data Compression and Archiving 13.1. zlib — Compression compatible with gzip 13.2. gzip — Support for gzip files 13.2.1. Examples of usage 13.3. bz2 — Support for bzip2 compression 13.3.1. (De)compression of files 13.3.2. Incremental (de)compression 13.3.3. One-shot (de)compression 13.4. lzma — Compression using the LZMA algorithm 13.4.1. Reading and writing compressed files 13.4.2. Compressing and decompressing data in memory 13.4.3. Miscellaneous 13.4.4. Specifying custom filter chains 13.4.5. Examples 13.5. zipfile — Work with ZIP archives 13.5.1. ZipFile Objects 13.5.2. PyZipFile Objects 13.5.3. ZipInfo Objects 13.5.4. Command-Line Interface 13.5.4.1. Command-line options 13.6. tarfile — Read and write tar archive files 13.6.1. TarFile Objects 13.6.2. TarInfo Objects 13.6.3. Command-Line Interface 13.6.3.1. Command-line options 13.6.4. Examples 13.6.5. Supported tar formats 13.6.6. Unicode issues 14. File Formats 14.1. csv — CSV File Reading and Writing 14.1.1. Module Contents 14.1.2. Dialects and Formatting Parameters 14.1.3. Reader Objects 14.1.4. Writer Objects 14.1.5. Examples 14.2. configparser — Configuration file parser 14.2.1. Quick Start 14.2.2. Supported Datatypes 14.2.3. Fallback Values 14.2.4. Supported INI File Structure 14.2.5. Interpolation of values 14.2.6. Mapping Protocol Access 14.2.7. Customizing Parser Behaviour 14.2.8. Legacy API Examples 14.2.9. ConfigParser Objects 14.2.10. RawConfigParser Objects 14.2.11. Exceptions 14.3. netrc — netrc file processing 14.3.1. netrc Objects 14.4. xdrlib — Encode and decode XDR data 14.4.1. Packer Objects 14.4.2. Unpacker Objects 14.4.3. Exceptions 14.5. plistlib — Generate and parse Mac OS X .plist files 14.5.1. Examples 15. Cryptographic Services 15.1. hashlib — Secure hashes and message digests 15.1.1. Hash algorithms 15.1.2. SHAKE variable length digests 15.1.3. Key derivation 15.1.4. BLAKE2 15.1.4.1. Creating hash objects 15.1.4.2. Constants 15.1.4.3. Examples 15.1.4.3.1. Simple hashing 15.1.4.3.2. Using different digest sizes 15.1.4.3.3. Keyed hashing 15.1.4.3.4. Randomized hashing 15.1.4.3.5. Personalization 15.1.4.3.6. Tree mode 15.1.4.4. Credits 15.2. hmac — Keyed-Hashing for Message Authentication 15.3. secrets — Generate secure random numbers for managing secrets 15.3.1. Random numbers 15.3.2. Generating tokens 15.3.2.1. How many bytes should tokens use? 15.3.3. Other functions 15.3.4. Recipes and best practices 16. Generic Operating System Services 16.1. os — Miscellaneous operating system interfaces 16.1.1. File Names, Command Line Arguments, and Environment Variables 16.1.2. Process Parameters 16.1.3. File Object Creation 16.1.4. File Descriptor Operations 16.1.4.1. Querying the size of a terminal 16.1.4.2. Inheritance of File Descriptors 16.1.5. Files and Directories 16.1.5.1. Linux extended attributes 16.1.6. Process Management 16.1.7. Interface to the scheduler 16.1.8. Miscellaneous System Information 16.1.9. Random numbers 16.2. io — Core tools for working with streams 16.2.1. Overview 16.2.1.1. Text I/O 16.2.1.2. Binary I/O 16.2.1.3. Raw I/O 16.2.2. High-level Module Interface 16.2.2.1. In-memory streams 16.2.3. Class hierarchy 16.2.3.1. I/O Base Classes 16.2.3.2. Raw File I/O 16.2.3.3. Buffered Streams 16.2.3.4. Text I/O 16.2.4. Performance 16.2.4.1. Binary I/O 16.2.4.2. Text I/O 16.2.4.3. Multi-threading 16.2.4.4. Reentrancy 16.3. time — Time access and conversions 16.3.1. Functions 16.3.2. Clock ID Constants 16.3.3. Timezone Constants 16.4. argparse — Parser for command-line options, arguments and sub-commands 16.4.1. Example 16.4.1.1. Creating a parser 16.4.1.2. Adding arguments 16.4.1.3. Parsing arguments 16.4.2. ArgumentParser objects 16.4.2.1. prog 16.4.2.2. usage 16.4.2.3. description 16.4.2.4. epilog 16.4.2.5. parents 16.4.2.6. formatter_class 16.4.2.7. prefix_chars 16.4.2.8. fromfile_prefix_chars 16.4.2.9. argument_default 16.4.2.10. allow_abbrev 16.4.2.11. conflict_handler 16.4.2.12. add_help 16.4.3. The add_argument() method 16.4.3.1. name or flags 16.4.3.2. action 16.4.3.3. nargs 16.4.3.4. const 16.4.3.5. default 16.4.3.6. type 16.4.3.7. choices 16.4.3.8. required 16.4.3.9. help 16.4.3.10. metavar 16.4.3.11. dest 16.4.3.12. Action classes 16.4.4. The parse_args() method 16.4.4.1. Option value syntax 16.4.4.2. Invalid arguments 16.4.4.3. Arguments containing - 16.4.4.4. Argument abbreviations (prefix matching) 16.4.4.5. Beyond sys.argv 16.4.4.6. The Namespace object 16.4.5. Other utilities 16.4.5.1. Sub-commands 16.4.5.2. FileType objects 16.4.5.3. Argument groups 16.4.5.4. Mutual exclusion 16.4.5.5. Parser defaults 16.4.5.6. Printing help 16.4.5.7. Partial parsing 16.4.5.8. Customizing file parsing 16.4.5.9. Exiting methods 16.4.6. Upgrading optparse code 16.5. getopt — C-style parser for command line options 16.6. logging — Logging facility for Python 16.6.1. Logger Objects 16.6.2. Logging Levels 16.6.3. Handler Objects 16.6.4. Formatter Objects 16.6.5. Filter Objects 16.6.6. LogRecord Objects 16.6.7. LogRecord attributes 16.6.8. LoggerAdapter Objects 16.6.9. Thread Safety 16.6.10. Module-Level Functions 16.6.11. Module-Level Attributes 16.6.12. Integration with the warnings module 16.7. logging.config — Logging configuration 16.7.1. Configuration functions 16.7.2. Configuration dictionary schema 16.7.2.1. Dictionary Schema Details 16.7.2.2. Incremental Configuration 16.7.2.3. Object connections 16.7.2.4. User-defined objects 16.7.2.5. Access to external objects 16.7.2.6. Access to internal objects 16.7.2.7. Import resolution and custom importers 16.7.3. Configuration file format 16.8. logging.handlers — Logging handlers 16.8.1. StreamHandler 16.8.2. FileHandler 16.8.3. NullHandler 16.8.4. WatchedFileHandler 16.8.5. BaseRotatingHandler 16.8.6. RotatingFileHandler 16.8.7. TimedRotatingFileHandler 16.8.8. SocketHandler 16.8.9. DatagramHandler 16.8.10. SysLogHandler 16.8.11. NTEventLogHandler 16.8.12. SMTPHandler 16.8.13. MemoryHandler 16.8.14. HTTPHandler 16.8.15. QueueHandler 16.8.16. QueueListener 16.9. getpass — Portable password input 16.10. curses — Terminal handling for character-cell displays 16.10.1. Functions 16.10.2. Window Objects 16.10.3. Constants 16.11. curses.textpad — Text input widget for curses programs 16.11.1. Textbox objects 16.12. curses.ascii — Utilities for ASCII characters 16.13. curses.panel — A panel stack extension for curses 16.13.1. Functions 16.13.2. Panel Objects 16.14. platform — Access to underlying platform’s identifying data 16.14.1. Cross Platform 16.14.2. Java Platform 16.14.3. Windows Platform 16.14.3.1. Win95/98 specific 16.14.4. Mac OS Platform 16.14.5. Unix Platforms 16.15. errno — Standard errno system symbols 16.16. ctypes — A foreign function library for Python 16.16.1. ctypes tutorial 16.16.1.1. Loading dynamic link libraries 16.16.1.2. Accessing functions from loaded dlls 16.16.1.3. Calling functions 16.16.1.4. Fundamental data types 16.16.1.5. Calling functions, continued 16.16.1.6. Calling functions with your own custom data types 16.16.1.7. Specifying the required argument types (function prototypes) 16.16.1.8. Return types 16.16.1.9. Passing pointers (or: passing parameters by reference) 16.16.1.10. Structures and unions 16.16.1.11. Structure/union alignment and byte order 16.16.1.12. Bit fields in structures and unions 16.16.1.13. Arrays 16.16.1.14. Pointers 16.16.1.15. Type conversions 16.16.1.16. Incomplete Types 16.16.1.17. Callback functions 16.16.1.18. Accessing values exported from dlls 16.16.1.19. Surprises 16.16.1.20. Variable-sized data types 16.16.2. ctypes reference 16.16.2.1. Finding shared libraries 16.16.2.2. Loading shared libraries 16.16.2.3. Foreign functions 16.16.2.4. Function prototypes 16.16.2.5. Utility functions 16.16.2.6. Data types 16.16.2.7. Fundamental data types 16.16.2.8. Structured data types 16.16.2.9. Arrays and pointers 17. Concurrent Execution 17.1. threading — Thread-based parallelism 17.1.1. Thread-Local Data 17.1.2. Thread Objects 17.1.3. Lock Objects 17.1.4. RLock Objects 17.1.5. Condition Objects 17.1.6. Semaphore Objects 17.1.6.1. Semaphore Example 17.1.7. Event Objects 17.1.8. Timer Objects 17.1.9. Barrier Objects 17.1.10. Using locks, conditions, and semaphores in the with statement 17.2. multiprocessing — Process-based parallelism 17.2.1. Introduction 17.2.1.1. The Process class 17.2.1.2. Contexts and start methods 17.2.1.3. Exchanging objects between processes 17.2.1.4. Synchronization between processes 17.2.1.5. Sharing state between processes 17.2.1.6. Using a pool of workers 17.2.2. Reference 17.2.2.1. Process and exceptions 17.2.2.2. Pipes and Queues 17.2.2.3. Miscellaneous 17.2.2.4. Connection Objects 17.2.2.5. Synchronization primitives 17.2.2.6. Shared ctypes Objects 17.2.2.6.1. The multiprocessing.sharedctypes module 17.2.2.7. Managers 17.2.2.7.1. Customized managers 17.2.2.7.2. Using a remote manager 17.2.2.8. Proxy Objects 17.2.2.8.1. Cleanup 17.2.2.9. Process Pools 17.2.2.10. Listeners and Clients 17.2.2.10.1. Address Formats 17.2.2.11. Authentication keys 17.2.2.12. Logging 17.2.2.13. The multiprocessing.dummy module 17.2.3. Programming guidelines 17.2.3.1. All start methods 17.2.3.2. The spawn and forkserver start methods 17.2.4. Examples 17.3. The concurrent package 17.4. concurrent.futures — Launching parallel tasks 17.4.1. Executor Objects 17.4.2. ThreadPoolExecutor 17.4.2.1. ThreadPoolExecutor Example 17.4.3. ProcessPoolExecutor 17.4.3.1. ProcessPoolExecutor Example 17.4.4. Future Objects 17.4.5. Module Functions 17.4.6. Exception classes 17.5. subprocess — Subprocess management 17.5.1. Using the subprocess Module 17.5.1.1. Frequently Used Arguments 17.5.1.2. Popen Constructor 17.5.1.3. Exceptions 17.5.2. Security Considerations 17.5.3. Popen Objects 17.5.4. Windows Popen Helpers 17.5.4.1. Constants 17.5.5. Older high-level API 17.5.6. Replacing Older Functions with the subprocess Module 17.5.6.1. Replacing /bin/sh shell backquote 17.5.6.2. Replacing shell pipeline 17.5.6.3. Replacing os.system() 17.5.6.4. Replacing the os.spawn family 17.5.6.5. Replacing os.popen(), os.popen2(), os.popen3() 17.5.6.6. Replacing functions from the popen2 module 17.5.7. Legacy Shell Invocation Functions 17.5.8. Notes 17.5.8.1. Converting an argument sequence to a string on Windows 17.6. sched — Event scheduler 17.6.1. Scheduler Objects 17.7. queue — A synchronized queue class 17.7.1. Queue Objects 17.8. dummy_threading — Drop-in replacement for the threading module 17.9. _thread — Low-level threading API 17.10. _dummy_thread — Drop-in replacement for the _thread module 18. Interprocess Communication and Networking 18.1. socket — Low-level networking interface 18.1.1. Socket families 18.1.2. Module contents 18.1.2.1. Exceptions 18.1.2.2. Constants 18.1.2.3. Functions 18.1.2.3.1. Creating sockets 18.1.2.3.2. Other functions 18.1.3. Socket Objects 18.1.4. Notes on socket timeouts 18.1.4.1. Timeouts and the connect method 18.1.4.2. Timeouts and the accept method 18.1.5. Example 18.2. ssl — TLS/SSL wrapper for socket objects 18.2.1. Functions, Constants, and Exceptions 18.2.1.1. Socket creation 18.2.1.2. Context creation 18.2.1.3. Random generation 18.2.1.4. Certificate handling 18.2.1.5. Constants 18.2.2. SSL Sockets 18.2.3. SSL Contexts 18.2.4. Certificates 18.2.4.1. Certificate chains 18.2.4.2. CA certificates 18.2.4.3. Combined key and certificate 18.2.4.4. Self-signed certificates 18.2.5. Examples 18.2.5.1. Testing for SSL support 18.2.5.2. Client-side operation 18.2.5.3. Server-side operation 18.2.6. Notes on non-blocking sockets 18.2.7. Memory BIO Support 18.2.8. SSL session 18.2.9. Security considerations 18.2.9.1. Best defaults 18.2.9.2. Manual settings 18.2.9.2.1. Verifying certificates 18.2.9.2.2. Protocol versions 18.2.9.2.3. Cipher selection 18.2.9.3. Multi-processing 18.2.10. LibreSSL support 18.3. select — Waiting for I/O completion 18.3.1. /dev/poll Polling Objects 18.3.2. Edge and Level Trigger Polling (epoll) Objects 18.3.3. Polling Objects 18.3.4. Kqueue Objects 18.3.5. Kevent Objects 18.4. selectors — High-level I/O multiplexing 18.4.1. Introduction 18.4.2. Classes 18.4.3. Examples 18.5. asyncio — Asynchronous I/O, event loop, coroutines and tasks 18.5.1. Base Event Loop 18.5.1.1. Run an event loop 18.5.1.2. Calls 18.5.1.3. Delayed calls 18.5.1.4. Futures 18.5.1.5. Tasks 18.5.1.6. Creating connections 18.5.1.7. Creating listening connections 18.5.1.8. Watch file descriptors 18.5.1.9. Low-level socket operations 18.5.1.10. Resolve host name 18.5.1.11. Connect pipes 18.5.1.12. UNIX signals 18.5.1.13. Executor 18.5.1.14. Error Handling API 18.5.1.15. Debug mode 18.5.1.16. Server 18.5.1.17. Handle 18.5.1.18. Event loop examples 18.5.1.18.1. Hello World with call_soon() 18.5.1.18.2. Display the current date with call_later() 18.5.1.18.3. Watch a file descriptor for read events 18.5.1.18.4. Set signal handlers for SIGINT and SIGTERM 18.5.2. Event loops 18.5.2.1. Event loop functions 18.5.2.2. Available event loops 18.5.2.3. Platform support 18.5.2.3.1. Windows 18.5.2.3.2. Mac OS X 18.5.2.4. Event loop policies and the default policy 18.5.2.5. Event loop policy interface 18.5.2.6. Access to the global loop policy 18.5.2.7. Customizing the event loop policy 18.5.3. Tasks and coroutines 18.5.3.1. Coroutines 18.5.3.1.1. Example: Hello World coroutine 18.5.3.1.2. Example: Coroutine displaying the current date 18.5.3.1.3. Example: Chain coroutines 18.5.3.2. InvalidStateError 18.5.3.3. TimeoutError 18.5.3.4. Future 18.5.3.4.1. Example: Future with run_until_complete() 18.5.3.4.2. Example: Future with run_forever() 18.5.3.5. Task 18.5.3.5.1. Example: Parallel execution of tasks 18.5.3.6. Task functions 18.5.4. Transports and protocols (callback based API) 18.5.4.1. Transports 18.5.4.1.1. BaseTransport 18.5.4.1.2. ReadTransport 18.5.4.1.3. WriteTransport 18.5.4.1.4. DatagramTransport 18.5.4.1.5. BaseSubprocessTransport 18.5.4.2. Protocols 18.5.4.2.1. Protocol classes 18.5.4.2.2. Connection callbacks 18.5.4.2.3. Streaming protocols 18.5.4.2.4. Datagram protocols 18.5.4.2.5. Flow control callbacks 18.5.4.2.6. Coroutines and protocols 18.5.4.3. Protocol examples 18.5.4.3.1. TCP echo client protocol 18.5.4.3.2. TCP echo server protocol 18.5.4.3.3. UDP echo client protocol 18.5.4.3.4. UDP echo server protocol 18.5.4.3.5. Register an open socket to wait for data using a protocol 18.5.5. Streams (coroutine based API) 18.5.5.1. Stream functions 18.5.5.2. StreamReader 18.5.5.3. StreamWriter 18.5.5.4. StreamReaderProtocol 18.5.5.5. IncompleteReadError 18.5.5.6. LimitOverrunError 18.5.5.7. Stream examples 18.5.5.7.1. TCP echo client using streams 18.5.5.7.2. TCP echo server using streams 18.5.5.7.3. Get HTTP headers 18.5.5.7.4. Register an open socket to wait for data using streams 18.5.6. Subprocess 18.5.6.1. Windows event loop 18.5.6.2. Create a subprocess: high-level API using Process 18.5.6.3. Create a subprocess: low-level API using subprocess.Popen 18.5.6.4. Constants 18.5.6.5. Process 18.5.6.6. Subprocess and threads 18.5.6.7. Subprocess examples 18.5.6.7.1. Subprocess using transport and protocol 18.5.6.7.2. Subprocess using streams 18.5.7. Synchronization primitives 18.5.7.1. Locks 18.5.7.1.1. Lock 18.5.7.1.2. Event 18.5.7.1.3. Condition 18.5.7.2. Semaphores 18.5.7.2.1. Semaphore 18.5.7.2.2. BoundedSemaphore 18.5.8. Queues 18.5.8.1. Queue 18.5.8.2. PriorityQueue 18.5.8.3. LifoQueue 18.5.8.3.1. Exceptions 18.5.9. Develop with asyncio 18.5.9.1. Debug mode of asyncio 18.5.9.2. Cancellation 18.5.9.3. Concurrency and multithreading 18.5.9.4. Handle blocking functions correctly 18.5.9.5. Logging 18.5.9.6. Detect coroutine objects never scheduled 18.5.9.7. Detect exceptions never consumed 18.5.9.8. Chain coroutines correctly 18.5.9.9. Pending task destroyed 18.5.9.10. Close transports and event loops 18.6. asyncore — Asynchronous socket handler 18.6.1. asyncore Example basic HTTP client 18.6.2. asyncore Example basic echo server 18.7. asynchat — Asynchronous socket command/response handler 18.7.1. asynchat Example 18.8. signal — Set handlers for asynchronous events 18.8.1. General rules 18.8.1.1. Execution of Python signal handlers 18.8.1.2. Signals and threads 18.8.2. Module contents 18.8.3. Example 18.9. mmap — Memory-mapped file support 19. Internet Data Handling 19.1. email — An email and MIME handling package 19.1.1. email.message: Representing an email message 19.1.2. email.parser: Parsing email messages 19.1.2.1. FeedParser API 19.1.2.2. Parser API 19.1.2.3. Additional notes 19.1.3. email.generator: Generating MIME documents 19.1.4. email.policy: Policy Objects 19.1.5. email.errors: Exception and Defect classes 19.1.6. email.headerregistry: Custom Header Objects 19.1.7. email.contentmanager: Managing MIME Content 19.1.7.1. Content Manager Instances 19.1.8. email: Examples 19.1.9. email.message.Message: Representing an email message using the compat32 API 19.1.10. email.mime: Creating email and MIME objects from scratch 19.1.11. email.header: Internationalized headers 19.1.12. email.charset: Representing character sets 19.1.13. email.encoders: Encoders 19.1.14. email.utils: Miscellaneous utilities 19.1.15. email.iterators: Iterators 19.2. json — JSON encoder and decoder 19.2.1. Basic Usage 19.2.2. Encoders and Decoders 19.2.3. Exceptions 19.2.4. Standard Compliance and Interoperability 19.2.4.1. Character Encodings 19.2.4.2. Infinite and NaN Number Values 19.2.4.3. Repeated Names Within an Object 19.2.4.4. Top-level Non-Object, Non-Array Values 19.2.4.5. Implementation Limitations 19.2.5. Command Line Interface 19.2.5.1. Command line options 19.3. mailcap — Mailcap file handling 19.4. mailbox — Manipulate mailboxes in various formats 19.4.1. Mailbox objects 19.4.1.1. Maildir 19.4.1.2. mbox 19.4.1.3. MH 19.4.1.4. Babyl 19.4.1.5. MMDF 19.4.2. Message objects 19.4.2.1. MaildirMessage 19.4.2.2. mboxMessage 19.4.2.3. MHMessage 19.4.2.4. BabylMessage 19.4.2.5. MMDFMessage 19.4.3. Exceptions 19.4.4. Examples 19.5. mimetypes — Map filenames to MIME types 19.5.1. MimeTypes Objects 19.6. base64 — Base16, Base32, Base64, Base85 Data Encodings 19.7. binhex — Encode and decode binhex4 files 19.7.1. Notes 19.8. binascii — Convert between binary and ASCII 19.9. quopri — Encode and decode MIME quoted-printable data 19.10. uu — Encode and decode uuencode files 20. Structured Markup Processing Tools 20.1. html — HyperText Markup Language support 20.2. html.parser — Simple HTML and XHTML parser 20.2.1. Example HTML Parser Application 20.2.2. HTMLParser Methods 20.2.3. Examples 20.3. html.entities — Definitions of HTML general entities 20.4. XML Processing Modules 20.4.1. XML vulnerabilities 20.4.2. The defusedxml and defusedexpat Packages 20.5. xml.etree.ElementTree — The ElementTree XML API 20.5.1. Tutorial 20.5.1.1. XML tree and elements 20.5.1.2. Parsing XML 20.5.1.3. Pull API for non-blocking parsing 20.5.1.4. Finding interesting elements 20.5.1.5. Modifying an XML File 20.5.1.6. Building XML documents 20.5.1.7. Parsing XML with Namespaces 20.5.1.8. Additional resources 20.5.2. XPath support 20.5.2.1. Example 20.5.2.2. Supported XPath syntax 20.5.3. Reference 20.5.3.1. Functions 20.5.3.2. Element Objects 20.5.3.3. ElementTree Objects 20.5.3.4. QName Objects 20.5.3.5. TreeBuilder Objects 20.5.3.6. XMLParser Objects 20.5.3.7. XMLPullParser Objects 20.5.3.8. Exceptions 20.6. xml.dom — The Document Object Model API 20.6.1. Module Contents 20.6.2. Objects in the DOM 20.6.2.1. DOMImplementation Objects 20.6.2.2. Node Objects 20.6.2.3. NodeList Objects 20.6.2.4. DocumentType Objects 20.6.2.5. Document Objects 20.6.2.6. Element Objects 20.6.2.7. Attr Objects 20.6.2.8. NamedNodeMap Objects 20.6.2.9. Comment Objects 20.6.2.10. Text and CDATASection Objects 20.6.2.11. ProcessingInstruction Objects 20.6.2.12. Exceptions 20.6.3. Conformance 20.6.3.1. Type Mapping 20.6.3.2. Accessor Methods 20.7. xml.dom.minidom — Minimal DOM implementation 20.7.1. DOM Objects 20.7.2. DOM Example 20.7.3. minidom and the DOM standard 20.8. xml.dom.pulldom — Support for building partial DOM trees 20.8.1. DOMEventStream Objects 20.9. xml.sax — Support for SAX2 parsers 20.9.1. SAXException Objects 20.10. xml.sax.handler — Base classes for SAX handlers 20.10.1. ContentHandler Objects 20.10.2. DTDHandler Objects 20.10.3. EntityResolver Objects 20.10.4. ErrorHandler Objects 20.11. xml.sax.saxutils — SAX Utilities 20.12. xml.sax.xmlreader — Interface for XML parsers 20.12.1. XMLReader Objects 20.12.2. IncrementalParser Objects 20.12.3. Locator Objects 20.12.4. InputSource Objects 20.12.5. The Attributes Interface 20.12.6. The AttributesNS Interface 20.13. xml.parsers.expat — Fast XML parsing using Expat 20.13.1. XMLParser Objects 20.13.2. ExpatError Exceptions 20.13.3. Example 20.13.4. Content Model Descriptions 20.13.5. Expat error constants 21. Internet Protocols and Support 21.1. webbrowser — Convenient Web-browser controller 21.1.1. Browser Controller Objects 21.2. cgi — Common Gateway Interface support 21.2.1. Introduction 21.2.2. Using the cgi module 21.2.3. Higher Level Interface 21.2.4. Functions 21.2.5. Caring about security 21.2.6. Installing your CGI script on a Unix system 21.2.7. Testing your CGI script 21.2.8. Debugging CGI scripts 21.2.9. Common problems and solutions 21.3. cgitb — Traceback manager for CGI scripts 21.4. wsgiref — WSGI Utilities and Reference Implementation 21.4.1. wsgiref.util – WSGI environment utilities 21.4.2. wsgiref.headers – WSGI response header tools 21.4.3. wsgiref.simple_server – a simple WSGI HTTP server 21.4.4. wsgiref.validate — WSGI conformance checker 21.4.5. wsgiref.handlers – server/gateway base classes 21.4.6. Examples 21.5. urllib — URL handling modules 21.6. urllib.request — Extensible library for opening URLs 21.6.1. Request Objects 21.6.2. OpenerDirector Objects 21.6.3. BaseHandler Objects 21.6.4. HTTPRedirectHandler Objects 21.6.5. HTTPCookieProcessor Objects 21.6.6. ProxyHandler Objects 21.6.7. HTTPPasswordMgr Objects 21.6.8. HTTPPasswordMgrWithPriorAuth Objects 21.6.9. AbstractBasicAuthHandler Objects 21.6.10. HTTPBasicAuthHandler Objects 21.6.11. ProxyBasicAuthHandler Objects 21.6.12. AbstractDigestAuthHandler Objects 21.6.13. HTTPDigestAuthHandler Objects 21.6.14. ProxyDigestAuthHandler Objects 21.6.15. HTTPHandler Objects 21.6.16. HTTPSHandler Objects 21.6.17. FileHandler Objects 21.6.18. DataHandler Objects 21.6.19. FTPHandler Objects 21.6.20. CacheFTPHandler Objects 21.6.21. UnknownHandler Objects 21.6.22. HTTPErrorProcessor Objects 21.6.23. Examples 21.6.24. Legacy interface 21.6.25. urllib.request Restrictions 21.7. urllib.response — Response classes used by urllib 21.8. urllib.parse — Parse URLs into components 21.8.1. URL Parsing 21.8.2. Parsing ASCII Encoded Bytes 21.8.3. Structured Parse Results 21.8.4. URL Quoting 21.9. urllib.error — Exception classes raised by urllib.request 21.10. urllib.robotparser — Parser for robots.txt 21.11. http — HTTP modules 21.11.1. HTTP status codes 21.12. http.client — HTTP protocol client 21.12.1. HTTPConnection Objects 21.12.2. HTTPResponse Objects 21.12.3. Examples 21.12.4. HTTPMessage Objects 21.13. ftplib — FTP protocol client 21.13.1. FTP Objects 21.13.2. FTP_TLS Objects 21.14. poplib — POP3 protocol client 21.14.1. POP3 Objects 21.14.2. POP3 Example 21.15. imaplib — IMAP4 protocol client 21.15.1. IMAP4 Objects 21.15.2. IMAP4 Example 21.16. nntplib — NNTP protocol client 21.16.1. NNTP Objects 21.16.1.1. Attributes 21.16.1.2. Methods 21.16.2. Utility functions 21.17. smtplib — SMTP protocol client 21.17.1. SMTP Objects 21.17.2. SMTP Example 21.18. smtpd — SMTP Server 21.18.1. SMTPServer Objects 21.18.2. DebuggingServer Objects 21.18.3. PureProxy Objects 21.18.4. MailmanProxy Objects 21.18.5. SMTPChannel Objects 21.19. telnetlib — Telnet client 21.19.1. Telnet Objects 21.19.2. Telnet Example 21.20. uuid — UUID objects according to RFC 4122 21.20.1. Example 21.21. socketserver — A framework for network servers 21.21.1. Server Creation Notes 21.21.2. Server Objects 21.21.3. Request Handler Objects 21.21.4. Examples 21.21.4.1. socketserver.TCPServer Example 21.21.4.2. socketserver.UDPServer Example 21.21.4.3. Asynchronous Mixins 21.22. http.server — HTTP servers 21.23. http.cookies — HTTP state management 21.23.1. Cookie Objects 21.23.2. Morsel Objects 21.23.3. Example 21.24. http.cookiejar — Cookie handling for HTTP clients 21.24.1. CookieJar and FileCookieJar Objects 21.24.2. FileCookieJar subclasses and co-operation with web browsers 21.24.3. CookiePolicy Objects 21.24.4. DefaultCookiePolicy Objects 21.24.5. Cookie Objec

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