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请问有没有Tstringfield,Tmemofield等这样的组件呀,谢谢!!
zhuer
2003-08-22 09:23:01
请问有没有Tstringfield,Tmemofield等这样的组件呀,谢谢!!
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请问有没有Tstringfield,Tmemofield等这样的组件呀,谢谢!!
请问有没有Tstringfield,Tmemofield等这样的组件呀,谢谢!!
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DWGZ
2003-08-23
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这样的组件面板里面是没有的, 你只有在数据集控件里面如TQuery, TTable以及其它数据集里双击它就可增加这样的组件了
sirliner
2003-08-23
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有TStringField组件.
发送程序-源码
unit uMain; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, Mask, RzEdit, RzButton, ExtCtrls, IniFiles, RzTabs, ComCtrls, RzListVw, RzShellCtrls, ImgList, RzShellDialogs, RzCmboBx, QRCtrls, QuickRpt, jpeg, ShlObj, RzPanel, RzSplit, RzTreeVw, DB, ADODB, Provider, DBClient, GridsEh, DBGridEh, RzStatus; type PShellItem = ^TShellItem; TShellItem = record FullID, ID: PItemIDList; Empty: Boolean; DisplayName, TypeName: string; ImageIndex, Size, Attributes: Integer; ModDate: string; end; TfrmMain = class(TForm) RzPageControl1: TRzPageControl; TabSheet1: TRzTabSheet; TabSheet2: TRzTabSheet; lbl1: TLabel; edt_Path1: TRzEdit; btn_o2: TButton; Button1: TButton; SplPreview: TRzSplitter; img1: TImage; RzToolbar1: TRzToolbar; RzSpacer1: TRzSpacer; ClientDS_PicCap: TClientDataSet; DataSP_PicCap: TDataSetProvider; Qry_PicCap: TADOQuery; Ds_PicCap: TDataSource; DBGridEh1: TDBGridEh; ClientDataSetH: TClientDataSet; DataSetProviderH: TDataSetProvider; QueryH: TADOQuery; DataSourceH: TDataSource; RzBtn_0: TRzBitBtn; RzBtn_1: TRzBitBtn; ImageList1: TImageList; Memo1: TMemo; ClientDS_PicCapacc_id_only:
TStringField
; ClientDS_PicCapname:
TStringField
; ClientDS_PicCapplate_num:
TStringField
; ClientDS_PicCapplate_type:
TStringField
; ClientDS_PicCapInsDate: TDateTimeField; ClientDS_PicCapAcc_ID_Only_1:
TStringField
; ClientDS_PicCapfDateTime: TDateTimeField; ClientDS_PicCapPicturePath1:
TStringField
; ClientDS_PicCapPicturePath2:
TStringField
; ClientDS_PicCapPicturePath3:
TStringField
; ClientDS_PicCapPicturePath4:
TStringField
; ClientDS_PicCapPicturePath5:
TStringField
; ClientDS_PicCapPicturePath6:
TStringField
; ClientDS_PicCapPicturePath7:
TStringField
; ClientDS_PicCapPrintCount: TIntegerField; ClientDataSetHAutoID: TAu
Delphi7.1 Update
Delphi 7.1 Update Release Notes=======================================================This file contains important supplemental and late-breakinginformation that may not appear in the main productdocumentation, and supersedes information contained in otherdocuments, including previously installed release notes.Borland recommends that you read this file in its entirety.NOTE: If you are updating a localized version of Delphi 7, visit the Borland Registered User web site to obtain a localized readme file that may contain important late- breaking information not included in this readme file.IMPORTANT: Delphi must be closed before installing this update. =====================================================CONTENTS * INSTALLING THIS UPDATE * UPDATING LOCALIZED VERSIONS OF DELPHI 7 * KNOWN ISSUES * ISSUES ADDRESSED BY THIS UPDATE - IDE - CORE DATABASE - DATASNAP - DBGO (ADO COMPONENTS) - dbExpress - dbExpress COMPONENTS AND DB VCL - dbExpress CORE DRIVER AND METADATA - dbExpress VENDOR ISSUES - dbExpress CERTIFICATION - WEB SNAP - ACTIVEX - COMPILER - RTL - VCL - THIRD PARTY - BOLD FOR DELPHI * VERIFYING THAT THE UPDATE WAS SUCCESSFUL * FILES INSTALLED BY THIS UPDATE =======================================================INSTALLING THIS UPDATE* This update can not be applied to Delphi 7 Architect Trial version. * This update can not be removed after it is installed.* You will need the original Delphi 7 installation CD available to install this update.* To install this update from the CD, insert the CD, and launch the d7_ent_upd1.exe file appropriate for your locale.* To install this update from the Web, double-click the self-executing installation file and follow the prompts. * The Delphi 7 documentation PDF files are available on the update CD.========================================================UPDATING LOCALIZED VERSIONS OF DELPHI 7* This update can be applied only to the English version of Delphi 7. There are separate updates for the German, French and Japanese ver
动态加载
TStringField
TStringField
* pField = new
TStringField
(NULL); String StrFieldName; pField->Size = 100; pField->FieldName = StrFieldName; pField->DataSet = dxMemData1; 对于需要大量大量数据列的同学可以考虑使用动态加载
TStringField
,
XE里,
TStringField
还是 ansi的
{
TStringField
}
TStringField
= class(TField) private FFixedChar: Boolean; FTransliterate: Boolean; protected class procedure CheckTypeSize(Value: Integer); override; ...
loopup、计算字段如果是汉字字段,不能用TWideStringField!
编程环境:D7、用ADO连接DB,ClientDataSet作内存表! BUG:直接从ADOQuery字段中拷贝到ClientDataSet,loopup汉字字段显示不完整!改回
TStringField
字段就OK了!
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