第三步:绑定ContextMenu、MenuItem (Button.Command 和 ContextMenu.IsOpen 的绑定部分可以不关注,这两个绑定是用来控制ContextMenu打开的) <Button Command="{Binding Customfold}"> <Button.ContextMenu> <ContextMenu DataContext="{Binding
MenuItem mic=newMenuItem(); mic.Header="Item3"; theMenu.Items.Add(mia); theMenu.Items.Add(mib); theMenu.Items.Add(mic);returntheMenu; } 抑制菜单的显示 voidHandlerForCMO2(objectsender, ContextMenuEventArgs e) {if(!FlagForCustomContextMenu) { e.Handled=true;//need to suppress empty ...
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="Custom Menu Example" Height="350" Width="525"> <Grid> <Button Content="Open Menu" Click="Button_Click" HorizontalAlignment="Center" VerticalAlignment="Center"/> ...
负责显示上下文菜单的 ContextMenuService 将检查其在控件上引发的事件的事件数据。 如果事件在路由中的任意位置标记为 Handled,则启动事件的上下文菜单打开操作将被取消。 C# 复制 void HandlerForCMO2(object sender, ContextMenuEventArgs e) { if (!FlagForCustomContextMenu) { e.Handled = true; //need to...
WPF Diagram(SfDiagram) provides clipboard options (cut,copy,paste and selectall) as in-built context menu items and allows you to define the custom menu items. TheDiagramMenuandDiagramMenuItemare view models for ContextMenu and MenuItem respectively. The action for theDiagramMenuItemcan be assign...
How to add a node as a child of a container using the context menu in the WPF Diagram (SfDiagram)? How to display the paste context menu only after cutting or copying nodes in a diagram in WPF Diagram (SfDiagram)? How to enable or disable custom context menu items based on a node’...
In order to visualize the data in theRadContextMenucontrol you have to use aItemContainerStyleproperty. Here is a sampleStyleused to visualize the items in theRadContextMenucontrol. Example 4: The custom menu item style XAML <Stylex:Key="MenuItemStyle"TargetType="telerik:RadMenuItem"...
..." 本文的代码 WPF 托盘显示 右击打开菜单,双击打开软件-CSDN下载 下面还有一些高级的使用 定义托盘鼠标移动上去的文字颜色 控件,发挥你的想法,如添加按钮 <tb:TaskbarIcon x:Key="Taskbar" ContextMenu="{StaticResource...如果需要自定义气泡,定义一个继承 UIElement 的类,然后传入 TaskbarIcon.ShowCustom...
privatevoidMenuChange(Object sender, RoutedEventArgs ags){ RadioButton rb = senderasRadioButton;if(rb ==null|| cxm ==null)return;switch(rb.Name) {case"rbCustom": cxmTextBox.ContextMenu = cxm;break;case"rbDefault":// Clearing the value of the ContextMenu property// restores the default ...
若要自訂刊登位置,請將Placement屬性設定為Custom。 然後定義CustomPopupPlacementCallback委派,其傳回一組Popup可能的放置點與主軸 (以偏好順序)。 顯示Popup已自動選取最大部分的點。 如需範例,請參閱指定自訂快顯位置。 快顯和視覺化樹狀結構 Popup控制項沒有自己的視覺化樹狀結構;當呼叫MeasureOverride的Popup方法時...