你可以使用SelectedText属性在文本框中获取或设置所选文本。 使用SelectionStart和SelectionLength属性以及Select和SelectAll方法来操作文本选择。 当用户选择或取消选择文本时,处理SelectionChanged事件以执行某些操作。 可以通过设置SelectionHighlightColor属性更改用于突出显示所选文本的颜色。
{ "command": "selectAll", "id": "Terminal.SelectAll" } 默认绑定:JSON 复制 { "keys": "ctrl+shift+a", "id": "Terminal.SelectAll" } 标记模式这会切换标记模式。 标记模式是一种模式,你可以使用键盘在终端中的光标位置创建选区。命令名称:markMode默认...
public void CopyAllMyText() { // Determine if any text is selected in the TextBox control. if(textBox1.SelectionLength == 0) // Select all text in the text box. textBox1.SelectAll(); // Copy the contents of the control to the Clipboard. textBox1.Copy(); } Remarks This method...
publicvoidSelectAll(); 示例 以下示例演示如何使用SelectAll方法选择控件的所有内容TextBox。 C# privatevoidselectAll(objectsender, RoutedEventArgs e){ myTextBox.SelectAll(); } 适用于 产品版本 .NET Framework3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8...
SelectAll() 选择MultiSelector 中的所有项。 (继承自 MultiSelector) SelectAllCells() 选择DataGrid 中的所有单元格。 SetBinding(DependencyProperty, BindingBase) 基于已提供的绑定对象将一个绑定附加到此元素上。 (继承自 FrameworkElement) SetBinding(DependencyProperty, String) 将提供的源属性名作为数据...
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For a limited time after the release, Microsoft offered a free upgrade to Windows 10 for eligible devices running genuine copies of Windows 7 or Windows 8.1. However, this free upgrade offer has now expired, and users who wish to upgrade to Windows 10 may need to purchase a license. ...
Icon="SelectAll"Label="Select"Click="OnSelect"AccessKey="A"/><CommandBar.SecondaryCommands><AppBarButtonIcon="OpenWith"Label="Sources"AccessKey="S"><AppBarButton.Flyout><MenuFlyout><ToggleMenuFlyoutItemText="OneDrive"/><ToggleMenuFlyoutItemText="Contacts"/><ToggleMenuFlyoutItemText="Photos"/...
使用SelectedRows属性。 若要使用户能够选择行,必须将SelectionMode属性设置为FullRowSelect或RowHeaderSelect。 C# privatevoidselectedRowsButton_Click(objectsender, System.EventArgs e){ Int32 selectedRowCount = dataGridView1.Rows.GetRowCount(DataGridViewElementStates.Selected);if(selectedRowCount >0) { System...
繁體中文 Created with Sketch. Windows 10 Services Shift risks to the Lenovo experts to Identify, test, and remedy application incompatibilities between Windows 10 and previously installed operating systems. Whiteboard Engage the Lenovo experts to provide an end-to-end review of internal processes to...