关于ToolStripDropDownButton和ToolStripDropDown.DropDown.Show(Control,Point)

.NET技术 > C# [问题点数:40分,结帖人anodaniu]
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C# 使用ToolStripDropDown實現下拉框,條例式多選式

資源地址:... 功能代碼1: using System; using System.ComponentModel; using System.Drawing;...using System.Windows.Forms;...using WebPublicControls.Propertie...

C#工具栏中ToolStripDropDownButton类型控件使用

C#工具栏中ToolStripDropDownButton类型控件使用

用普通按钮控制toolstripdropdown的显示关闭

自定义下拉框:一个TextBox,一个Button 显示方式采用toolstripdropdown一个问题是点button时,怎么控制dropdown的显示关闭.在点button时,如果已经显示了(click事件里show),dropdown会关闭后,在次打开,这是由于关闭的...

TAStudio: Selecting a lot of frames + Copying throws an error.

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

Crashing on load. No idea why, was working fine.

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

C# 用ToolStripDropDown实现任意Windows控件弹出显示

QQ的用户信息的显示QQ表情的显示,不但可以像ToolTip那样不抢占主窗口的激活状态(Active),而且在主窗口失去焦点或者有其他操作的时候就自动关闭了,还可以在上面放任意的控件,而且可以接受用户操作。...

Error - Adding an Accessory to a Weapon Nightly-v1.0.544

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

Unable to open any connections using version 1.2017.1.10

<p>at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) <p>at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) <p>at System.Windows.Forms....

Trying to make a web shortcut crashes the program.

at System.Windows.Forms.Control.OnClick(EventArgs e) at System.Windows.Forms.Button.OnClick(EventArgs e) at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent) at System.Windows.Forms....

TAS Studio Crashes when loading a .tasproj file of any kind

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

Recent AppVeyor builds throw errors constantly on Win 7 & 10 when accessing any menus with a game ...

at System.Windows.Forms.ToolStripDropDown.Show() at System.Windows.Forms.ToolStripDropDownItem.ShowDropDownInternal() at System.Windows.Forms.ToolStripDropDownItem.ShowDropDown(Boolean mousePush) ...

KeyNotFoundException was unhandled when I perform BetaWorld.Open()

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

Could not load file or assembly System.Web

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

Attempting to load certian .dat files give me an exception and don't load

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

Error when trying to create any new map.

em System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) em System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) em System.Windows.Forms.Control....

V6 won't open/load saved queue file: "Root element is missing.

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

Cant open my own plugin - Object reference not set to an instance of an object.

at System.Windows.Forms.ToolStripDropDown.OnItemClicked(ToolStripItemClickedEventArgs e) at System.Windows.Forms.ToolStrip.HandleItemClick(ToolStripItem dismissingItem) at System.Windows.Forms....

Microsoft.VisualBasic.PowerPacks.Vs 报错处理

有关调用实时(JIT)调试而不是此对话框的详细信息, 请参见此消息的结尾。 ************** 异常文本 ************** System.IO.FileNotFoundException: 未能加载文件或程序集“Microsoft.VisualBasic.PowerPacks....

winform窗体中 ComboBox 控件的DropDownWidth属性根据显示的文本设置下拉列表的显示宽度...

1 private void BindCombobox() 2 { 3 if (!GetConn.OpenConn()) 4 { 5 return; 6 } 7 cboRestaurant.DataSource = ...

Winform组合ComboBoxTreeView实现ComboTreeView

最近做Winform项目需要用到类似ComboBox的TreeView控件。 虽然各种第三方控件很多,但是存在各种版本不兼容问题。所以自己写了个简单的ComboTreeView控件。 下图是实现效果: ...目前实现的比较简单,能满足我项目...

Exception occurred when add DataGridView editing controls to other control in .Net Core

at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m) in /_/src/System.Windows.Forms/src/System/Windows/Forms/Control.ControlNativeWindow.cs:line 65 at System.Windows.Forms....

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使用ToolStripDropDown實現下拉框,條例式下拉框多選式下拉框

Random Crashes when clicking on livesplit or attempting to save/close splits

at System.Windows.Forms.ToolStripDropDown.Show(Control control, Point position) at System.Windows.Forms.ContextMenuStrip.ShowInternal(Control source, Point location, Boolean isKeyboardActivated) at...

C# 获取当前鼠标的位置

使用下面的语句便可得到当前鼠标的位置: Cursor.Position

C# 写成ActiveX空间后对目录操作没有权限

在使用截图录像的过程中遇到目录创建不成功的情况。输出的BUG日志System.UnauthorizedAccessException: 对路径“D:\Program Files (x86)\CvNavi\CvVideoOcx\record”的访问被拒绝。 在 System.IO.__Error....

Form.ShowWithoutActivation 属性

获取一个值,该值指示显示窗口时是否激活它。 命名空间: System.Windows.Forms程序集: System.Windows.Forms(在 System.Windows.Forms.dll 中) ...[BrowsableAttribute(false)] ...protected virtual bool ...

Fixing menu control type and menu items navigation

- Implement Accessible properties for ToolStripDropDown as menu - Remove not localized DropDown name - Change the fragment navigate to change accessibility tree <p>Items will not have children. ...

Creating connection: Unable to cast object

at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control....

不会C# Winform用户界面设计?是因为没有掌握这些控件(建议收藏)

文章目录6.1 常用控件6.1.1 ... 2 列表框组合框6.2.1 列表框(ListBox)6.2.2 组合框(ComboBox )6.2.3 应用实例6.3 用户交互界面6.3.1 滚动条进度条6.3.2 定时器6.3.3 菜单设计菜单设计概述MenuStripContextMenuSt

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