■ TextBox 엘리먼트의 ContextMenu 속성을 사용해 커스텀 컨텍스트 메뉴를 만드는 방법을 보여준다.
▶ MainWindow.xaml
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<Window x:Class="TestProject.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Width="800" Height="600" Title="TestProject" FontFamily="나눔고딕코딩" FontSize="16"> <TextBox Name="textBox" Margin="10" AcceptsReturn="True" AcceptsTab="True" VerticalScrollBarVisibility="Visible" TextWrapping="Wrap"> <TextBox.ContextMenu> <ContextMenu Name="contextMenu"> <MenuItem Name="cutMenuItem" Header="Cut" /> <MenuItem Name="copyMenuItem" Header="Copy" /> <MenuItem Name="pasteMenuItem" Header="Paste" /> <Separator/> <MenuItem Name="selectAllMenuItem" Header="Select All" /> <MenuItem Name="selectLineMenuItem" Header="Select Current Line" /> <Separator /> <MenuItem Name="undoMenuItem" Header="Undo Last Action" /> <MenuItem Name="redoMenuItem" Header="Redo Last Action" /> <Separator /> <MenuItem Name="clearMenuItem" Header="Clear All Text" /> </ContextMenu> </TextBox.ContextMenu> This TextBox uses a simple custom context menu. The context menu can be disabled by checking the CheckBox above, which simply sets the TextBox.ContextMenu property to null. </TextBox> </Window> |
▶ MainWindow.xaml.cs
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using System.Windows; namespace TestProject { /// <summary> /// 메인 윈도우 /// </summary> public partial class MainWindow : Window { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainWindow() /// <summary> /// 생성자 /// </summary> public MainWindow() { InitializeComponent(); this.contextMenu.Opened += contextMenu_Opened; this.cutMenuItem.Click += cutMenuItem_Click; this.copyMenuItem.Click += copyMenuItem_Click; this.pasteMenuItem.Click += pasteMenuItem_Click; this.selectAllMenuItem.Click += selectAllMenuItem_Click; this.selectLineMenuItem.Click += selectLineMenuItem_Click; this.undoMenuItem.Click += undoMenuItem_Click; this.redoMenuItem.Click += redoMenuItem_Click; this.clearMenuItem.Click += clearMenuItem_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 컨텍스트 메뉴 오픈시 처리하기 - contextMenu_Opened(sender, e) /// <summary> /// 컨텍스트 메뉴 오픈시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void contextMenu_Opened(object sender, RoutedEventArgs e) { if(this.textBox.SelectedText == string.Empty) { this.copyMenuItem.IsEnabled = this.cutMenuItem.IsEnabled = false; } else { this.copyMenuItem.IsEnabled = this.cutMenuItem.IsEnabled = true; } if(Clipboard.ContainsText()) { this.pasteMenuItem.IsEnabled = true; } else { this.pasteMenuItem.IsEnabled = false; } } #endregion #region Cut 메뉴 항목 클릭시 처리하기 - cutMenuItem_Click(sender, e) /// <summary> /// Cut 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void cutMenuItem_Click(object sender, RoutedEventArgs e) { this.textBox.Cut(); } #endregion #region Copy 메뉴 항목 클릭시 처리하기 - copyMenuItem_Click(sender, e) /// <summary> /// Copy 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void copyMenuItem_Click(object sender, RoutedEventArgs e) { this.textBox.Copy(); } #endregion #region Paste 메뉴 항목 클릭시 처리하기 - pasteMenuItem_Click(sender, e) /// <summary> /// Paste 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void pasteMenuItem_Click(object sender, RoutedEventArgs e) { this.textBox.Paste(); } #endregion #region Select All 메뉴 항목 클릭시 처리하기 - selectAllMenuItem_Click(sender, e) /// <summary> /// Select All 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void selectAllMenuItem_Click(object sender, RoutedEventArgs e) { this.textBox.SelectAll(); } #endregion #region Select Line 메뉴 항목 클릭시 처리하기 - selectLineMenuItem_Click(sender, e) /// <summary> /// Select Line 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void selectLineMenuItem_Click(object sender, RoutedEventArgs e) { int lineIndex = this.textBox.GetLineIndexFromCharacterIndex(this.textBox.CaretIndex); int characterIndex = this.textBox.GetCharacterIndexFromLineIndex(lineIndex); int lineLength = this.textBox.GetLineLength(lineIndex); this.textBox.Select(characterIndex, lineLength); } #endregion #region Undo 메뉴 항목 클릭시 처리하기 - undoMenuItem_Click(sender, e) /// <summary> /// Undo 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void undoMenuItem_Click(object sender, RoutedEventArgs e) { this.textBox.Undo(); } #endregion #region Redo 메뉴 항목 클릭시 처리하기 - redoMenuItem_Click(sender, e) /// <summary> /// Redo 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void redoMenuItem_Click(object sender, RoutedEventArgs e) { this.textBox.Redo(); } #endregion #region Clear 메뉴 항목 클릭시 처리하기 - clearMenuItem_Click(sender, e) /// <summary> /// Clear 메뉴 항목 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void clearMenuItem_Click(object sender, RoutedEventArgs e) { this.textBox.Clear(); } #endregion } } |
