Browse Source
git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/trunk@5270 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61pull/1/head
Daniel Grunwald
17 years ago
12 changed files with 410 additions and 467 deletions
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// <file>
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// <copyright see="prj:///doc/copyright.txt"/>
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// <license see="prj:///doc/license.txt"/>
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// <author name="Daniel Grunwald"/>
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// <version>$Revision$</version>
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// </file>
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using System; |
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using System.Windows.Documents; |
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using ICSharpCode.AvalonEdit.Editing; |
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using ICSharpCode.Core; |
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using ICSharpCode.SharpDevelop.Editor; |
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using ICSharpCode.SharpDevelop.Gui; |
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namespace ICSharpCode.AvalonEdit.AddIn.Commands |
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{ |
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public class RunIncrementalSearch : AbstractMenuCommand |
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{ |
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public override void Run() |
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{ |
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ITextEditorProvider provider = WorkbenchSingleton.Workbench.ActiveViewContent as ITextEditorProvider; |
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if (provider != null) { |
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TextArea textArea = provider.TextEditor.GetService(typeof(TextArea)) as TextArea; |
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if (textArea != null) { |
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textArea.ActiveInputHandler = new IncrementalSearch(textArea, LogicalDirection.Forward); |
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} |
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} |
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} |
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} |
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public class RunReverseIncrementalSearch : AbstractMenuCommand |
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{ |
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public override void Run() |
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{ |
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ITextEditorProvider provider = WorkbenchSingleton.Workbench.ActiveViewContent as ITextEditorProvider; |
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if (provider != null) { |
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TextArea textArea = provider.TextEditor.GetService(typeof(TextArea)) as TextArea; |
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if (textArea != null) { |
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textArea.ActiveInputHandler = new IncrementalSearch(textArea, LogicalDirection.Backward); |
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} |
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} |
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} |
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} |
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} |
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// <file>
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// <copyright see="prj:///doc/copyright.txt"/>
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// <license see="prj:///doc/license.txt"/>
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// <author name="Daniel Grunwald"/>
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// <version>$Revision$</version>
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// </file>
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using System; |
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using System.Text; |
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using System.Linq; |
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using System.Windows; |
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using System.Windows.Documents; |
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using System.Windows.Input; |
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using ICSharpCode.AvalonEdit.Document; |
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using ICSharpCode.AvalonEdit.Editing; |
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using ICSharpCode.Core; |
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using ICSharpCode.SharpDevelop; |
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namespace ICSharpCode.AvalonEdit.AddIn |
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{ |
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/// <summary>
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/// IncrementalSearch handler for AvalonEdit.
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/// </summary>
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public sealed class IncrementalSearch : ITextAreaInputHandler |
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{ |
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readonly LogicalDirection direction; |
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readonly TextArea textArea; |
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StringBuilder searchText = new StringBuilder(); |
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string text; |
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int startIndex; |
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int originalStartIndex; |
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bool passedEndOfDocument; |
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public IncrementalSearch(TextArea textArea, LogicalDirection direction) |
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{ |
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if (textArea == null) |
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throw new ArgumentNullException("textArea"); |
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this.textArea = textArea; |
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this.direction = direction; |
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} |
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#region Attach + Detach
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TextArea ITextAreaInputHandler.TextArea { |
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get { return textArea; } |
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} |
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void ITextAreaInputHandler.Attach() |
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{ |
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textArea.PreviewKeyDown += textArea_PreviewKeyDown; |
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textArea.TextEntering += textArea_TextEntering; |
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textArea.LostFocus += textArea_LostFocus; |
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textArea.PreviewMouseDown += textArea_PreviewMouseDown; |
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EnableIncrementalSearchCursor(); |
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// Get text to search and initial search position.
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text = textArea.Document.Text; |
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startIndex = textArea.Caret.Offset; |
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originalStartIndex = startIndex; |
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GetInitialSearchText(); |
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ShowTextFound(searchText.ToString()); |
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} |
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void ITextAreaInputHandler.Detach() |
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{ |
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textArea.PreviewKeyDown -= textArea_PreviewKeyDown; |
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textArea.TextEntering -= textArea_TextEntering; |
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textArea.LostFocus -= textArea_LostFocus; |
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textArea.PreviewMouseDown -= textArea_PreviewMouseDown; |
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DisableIncrementalSearchCursor(); |
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ClearStatusBarMessage(); |
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} |
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public void StopIncrementalSearch() |
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{ |
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if (textArea.ActiveInputHandler == this) { |
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textArea.ActiveInputHandler = textArea.DefaultInputHandler; |
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} |
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} |
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/// <summary>
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/// Gets the initial text to include in the incremental search.
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/// </summary>
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/// <remarks>
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/// If multiple lines are selected then no initial search text
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/// is set.
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/// </remarks>
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void GetInitialSearchText() |
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{ |
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if (!textArea.Selection.IsEmpty) { |
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startIndex = textArea.Selection.SurroundingSegment.Offset; |
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if (!textArea.Selection.IsMultiline(textArea.Document)) { |
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searchText.Append(textArea.Selection.GetText(textArea.Document)); |
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} |
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} |
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} |
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/// <summary>
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/// Changes the text editor's cursor so the user knows we are in
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/// incremental search mode.
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/// </summary>
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void EnableIncrementalSearchCursor() |
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{ |
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string resourceName = "ICSharpCode.AvalonEdit.AddIn.Resources.IncrementalSearchCursor.cur"; |
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if (direction == LogicalDirection.Backward) { |
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resourceName = "ICSharpCode.AvalonEdit.AddIn.Resources.ReverseIncrementalSearchCursor.cur"; |
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} |
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textArea.Cursor = new Cursor(GetType().Assembly.GetManifestResourceStream(resourceName)); |
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} |
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void DisableIncrementalSearchCursor() |
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{ |
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textArea.ClearValue(TextArea.CursorProperty); |
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} |
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#endregion
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#region Status bar functions
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/// <summary>
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/// Shows the status bar message. All messages are prefixed
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/// with the standard Incremental Search string.
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/// </summary>
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void ShowTextFound(string find) |
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{ |
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if (passedEndOfDocument) { |
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ShowMessage(String.Concat(find, StringParser.Parse(" ${res:ICSharpCode.SharpDevelop.DefaultEditor.IncrementalSearch.PassedEndOfDocumentStatusBarMessage}")), true); |
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} else { |
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ShowMessage(find, false); |
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} |
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} |
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/// <summary>
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/// Shows a highlighed status bar message.
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/// </summary>
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void ShowMessage(string message, bool highlight) |
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{ |
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string incrementalSearchStartMessage; |
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if (direction == LogicalDirection.Forward) { |
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incrementalSearchStartMessage = StringParser.Parse("${res:ICSharpCode.SharpDevelop.DefaultEditor.IncrementalSearch.ForwardsSearchStatusBarMessage} "); |
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} else { |
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incrementalSearchStartMessage = StringParser.Parse("${res:ICSharpCode.SharpDevelop.DefaultEditor.IncrementalSearch.ReverseSearchStatusBarMessage} "); |
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} |
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string fullMessage = incrementalSearchStartMessage + message; |
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StatusBarService.SetMessage(fullMessage, highlight); |
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} |
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/// <summary>
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/// Shows a status bar message indicating that the specified text
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/// was not found.
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/// </summary>
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void ShowTextNotFound(string find) |
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{ |
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ShowMessage(find + StringParser.Parse(" ${res:ICSharpCode.SharpDevelop.DefaultEditor.IncrementalSearch.NotFoundStatusBarMessage}"), true); |
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} |
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/// <summary>
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/// Clears the status bar message.
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/// </summary>
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void ClearStatusBarMessage() |
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{ |
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StatusBarService.SetMessage(String.Empty); |
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} |
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#endregion
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#region Running the search
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void HighlightText(int offset, int length) |
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{ |
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int endOffset = offset + length; |
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textArea.Caret.Offset = endOffset; |
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textArea.Selection = new SimpleSelection(offset, endOffset); |
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} |
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/// <summary>
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/// Runs the incremental search either forwards or backwards.
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/// </summary>
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void RunSearch() |
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{ |
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string find = searchText.ToString(); |
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int index = FindText(find, startIndex); |
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if (index == -1) { |
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index = FindText(find, GetWrapAroundStartIndex()); |
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passedEndOfDocument = true; |
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} |
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// Highlight found text and show status bar message.
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if (index >= 0) { |
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startIndex = index; |
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HighlightText(index, find.Length); |
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ShowTextFound(find); |
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} else { |
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ShowTextNotFound(find); |
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} |
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} |
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/// <summary>
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/// Gets the index the search should start from when we wrap around. This
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/// is either the start of the string or the very end depending on which
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/// way we are searching.
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/// </summary>
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int GetWrapAroundStartIndex() |
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{ |
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int wrapAroundIndex = 0; |
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if (direction == LogicalDirection.Backward) { |
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wrapAroundIndex = text.Length - 1; |
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} |
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return wrapAroundIndex; |
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} |
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/// <summary>
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/// Looks for the string from the last position we searched from. The
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/// search is case insensitive if all the characters of the search
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/// string are lower case. If one of the search characters is upper case
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/// then the search is case sensitive. The search can be either forwards
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/// or backwards.
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/// </summary>
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int FindText(string find, int startIndex) |
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{ |
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StringComparison stringComparison = GetStringComparisonType(find); |
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if (direction == LogicalDirection.Forward) { |
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return text.IndexOf(find, startIndex, stringComparison); |
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} else { |
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// Reverse search.
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string searchText = GetReverseSearchText(startIndex + find.Length); |
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return searchText.LastIndexOf(find, stringComparison); |
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} |
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} |
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/// <summary>
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/// Gets whether the search string comparision should be case
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/// sensitive. If all the characters of the find string are lower case
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/// then the search is case insensitive. If any character is upper case
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/// then the search is case sensitive.
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/// </summary>
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StringComparison GetStringComparisonType(string find) |
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{ |
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foreach (char c in find) { |
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if (Char.IsUpper(c)) { |
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return StringComparison.InvariantCulture; |
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} |
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} |
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return StringComparison.InvariantCultureIgnoreCase; |
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} |
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/// <summary>
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/// Gets the text to search when doing a reverse search.
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/// </summary>
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string GetReverseSearchText(int endIndex) |
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{ |
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if (endIndex < text.Length) { |
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return text.Substring(0, endIndex); |
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} |
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endIndex = text.Length - 1; |
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if (endIndex >= 0) { |
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return text; |
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} |
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return String.Empty; |
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} |
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#endregion
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#region Event Handlers
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void textArea_PreviewKeyDown(object sender, KeyEventArgs e) |
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{ |
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switch (e.Key) { |
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case Key.Enter: |
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case Key.Escape: |
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e.Handled = true; |
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StopIncrementalSearch(); |
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break; |
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case Key.Back: |
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// Remove last search char and try search again.
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int length = searchText.Length; |
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if (length > 0) { |
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searchText.Remove(length - 1, 1); |
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// Run search back at original starting point.
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startIndex = originalStartIndex; |
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passedEndOfDocument = false; |
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RunSearch(); |
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e.Handled = true; |
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} else { |
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StopIncrementalSearch(); |
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} |
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break; |
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default: |
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TextAreaInputHandler[] rootHandlers = { textArea.DefaultInputHandler }; |
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var allHandlers = rootHandlers.Flatten(h => h.NestedInputHandlers.OfType<TextAreaInputHandler>()); |
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var keyGestures = allHandlers.SelectMany(h => h.InputBindings).Select(h => h.Gesture).OfType<KeyGesture>(); |
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foreach (KeyGesture gesture in keyGestures) { |
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if (gesture.Key == e.Key) { |
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StopIncrementalSearch(); |
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break; |
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} |
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} |
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break; |
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} |
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} |
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void textArea_TextEntering(object sender, TextCompositionEventArgs e) |
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{ |
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searchText.Append(e.Text); |
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e.Handled = true; |
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RunSearch(); |
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} |
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void textArea_LostFocus(object sender, RoutedEventArgs e) |
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{ |
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StopIncrementalSearch(); |
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} |
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void textArea_PreviewMouseDown(object sender, MouseButtonEventArgs e) |
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{ |
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StopIncrementalSearch(); |
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} |
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#endregion
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} |
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} |
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@ -1,410 +0,0 @@ |
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// <file>
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// <copyright see="prj:///doc/copyright.txt"/>
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// <license see="prj:///doc/license.txt"/>
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// <owner name="Matthew Ward" email="mrward@users.sourceforge.net"/>
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// <version>$Revision$</version>
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// </file>
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using System; |
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using System.Text; |
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using System.Windows.Forms; |
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using ICSharpCode.Core; |
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using ICSharpCode.TextEditor; |
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using ICSharpCode.TextEditor.Document; |
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namespace ICSharpCode.SharpDevelop.DefaultEditor.Gui.Editor |
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{ |
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/* |
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public class IncrementalSearch : IDisposable |
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{ |
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bool disposed; |
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TextEditorControl textEditor; |
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ICSharpCode.TextEditor.Document.IFormattingStrategy previousFormattingStrategy; |
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string incrementalSearchStartMessage; |
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StringBuilder searchText = new StringBuilder(); |
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string text; |
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int startIndex; |
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int originalStartIndex; |
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Cursor cursor; |
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bool passedEndOfDocument; |
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bool codeCompletionEnabled; |
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// Indicates whether this is a forward search or a reverse search.
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bool forwards = true; |
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/// <summary>
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/// Dummy formatting strategy that stops the FormatLine method
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/// from automatically adding things like xml comment tags.
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/// </summary>
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class IncrementalSearchFormattingStrategy : DefaultFormattingStrategy |
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{ |
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public override void FormatLine(TextArea textArea, int line, int cursorOffset, char ch) |
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{ |
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} |
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} |
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/// <summary>
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/// Creates a incremental search that goes forwards.
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/// </summary>
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public IncrementalSearch(TextEditorControl textEditor) |
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: this(textEditor, true) |
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{ |
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} |
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/// <summary>
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/// Creates an incremental search for the specified text editor.
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/// </summary>
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/// <param name="textEditor">The text editor to search in.</param>
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/// <param name="forwards">Indicates whether the search goes
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/// forward from the cursor or backwards.</param>
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public IncrementalSearch(TextEditorControl textEditor, bool forwards) |
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{ |
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this.forwards = forwards; |
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if (forwards) { |
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incrementalSearchStartMessage = StringParser.Parse("${res:ICSharpCode.SharpDevelop.DefaultEditor.IncrementalSearch.ForwardsSearchStatusBarMessage} "); |
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} else { |
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incrementalSearchStartMessage = StringParser.Parse("${res:ICSharpCode.SharpDevelop.DefaultEditor.IncrementalSearch.ReverseSearchStatusBarMessage} "); |
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} |
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this.textEditor = textEditor; |
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// Disable code completion.
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codeCompletionEnabled = CodeCompletionOptions.EnableCodeCompletion; |
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CodeCompletionOptions.EnableCodeCompletion = false; |
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||||||
|
|
||||||
AddFormattingStrategy(); |
|
||||||
|
|
||||||
TextArea.KeyEventHandler += TextAreaKeyPress; |
|
||||||
TextArea.DoProcessDialogKey += TextAreaProcessDialogKey; |
|
||||||
TextArea.LostFocus += TextAreaLostFocus; |
|
||||||
TextArea.MouseClick += TextAreaMouseClick; |
|
||||||
|
|
||||||
EnableIncrementalSearchCursor(); |
|
||||||
|
|
||||||
// Get text to search and initial search position.
|
|
||||||
text = textEditor.Document.TextContent; |
|
||||||
startIndex = TextArea.Caret.Offset; |
|
||||||
originalStartIndex = startIndex; |
|
||||||
|
|
||||||
GetInitialSearchText(); |
|
||||||
ShowTextFound(searchText.ToString()); |
|
||||||
} |
|
||||||
|
|
||||||
public void Dispose() |
|
||||||
{ |
|
||||||
if (!disposed) { |
|
||||||
disposed = true; |
|
||||||
TextArea.KeyEventHandler -= TextAreaKeyPress; |
|
||||||
TextArea.DoProcessDialogKey -= TextAreaProcessDialogKey; |
|
||||||
TextArea.LostFocus -= TextAreaLostFocus; |
|
||||||
TextArea.MouseClick -= TextAreaMouseClick; |
|
||||||
DisableIncrementalSearchCursor(); |
|
||||||
RemoveFormattingStrategy(); |
|
||||||
if (cursor != null) { |
|
||||||
cursor.Dispose(); |
|
||||||
} |
|
||||||
ClearStatusBarMessage(); |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
TextArea TextArea { |
|
||||||
get { |
|
||||||
return textEditor.ActiveTextAreaControl.TextArea; |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
void TextAreaLostFocus(object source, EventArgs e) |
|
||||||
{ |
|
||||||
StopIncrementalSearch(); |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Stop the incremental search if the user clicks.
|
|
||||||
/// </summary>
|
|
||||||
void TextAreaMouseClick(object source, MouseEventArgs e) |
|
||||||
{ |
|
||||||
StopIncrementalSearch(); |
|
||||||
} |
|
||||||
|
|
||||||
void StopIncrementalSearch() |
|
||||||
{ |
|
||||||
// Reset code completion state.
|
|
||||||
CodeCompletionOptions.EnableCodeCompletion = codeCompletionEnabled; |
|
||||||
Dispose(); |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Searches the text incrementally on each key press.
|
|
||||||
/// </summary>
|
|
||||||
bool TextAreaKeyPress(char ch) |
|
||||||
{ |
|
||||||
// Search for text.
|
|
||||||
searchText.Append(ch); |
|
||||||
RunSearch(); |
|
||||||
return true; |
|
||||||
} |
|
||||||
|
|
||||||
void HighlightText(int offset, int length) |
|
||||||
{ |
|
||||||
int endOffset = offset + length; |
|
||||||
TextArea.Caret.Position = TextArea.Document.OffsetToPosition(endOffset); |
|
||||||
TextArea.SelectionManager.ClearSelection(); |
|
||||||
IDocument document = TextArea.Document; |
|
||||||
DefaultSelection selection = new DefaultSelection(document, document.OffsetToPosition(offset), document.OffsetToPosition(endOffset)); |
|
||||||
TextArea.SelectionManager.SetSelection(selection); |
|
||||||
textEditor.Refresh(); |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Runs the incremental search either forwards or backwards.
|
|
||||||
/// </summary>
|
|
||||||
void RunSearch() |
|
||||||
{ |
|
||||||
string find = searchText.ToString(); |
|
||||||
int index = FindText(find, startIndex, forwards); |
|
||||||
if (index == -1) { |
|
||||||
index = FindText(find, GetWrapAroundStartIndex(), forwards); |
|
||||||
passedEndOfDocument = true; |
|
||||||
} |
|
||||||
|
|
||||||
// Highlight found text and show status bar message.
|
|
||||||
if (index >= 0) { |
|
||||||
startIndex = index; |
|
||||||
HighlightText(index, find.Length); |
|
||||||
ShowTextFound(find); |
|
||||||
} else { |
|
||||||
ShowTextNotFound(find); |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Gets the index the search should start from when we wrap around. This
|
|
||||||
/// is either the start of the string or the very end depending on which
|
|
||||||
/// way we are searching.
|
|
||||||
/// </summary>
|
|
||||||
int GetWrapAroundStartIndex() |
|
||||||
{ |
|
||||||
int wrapAroundIndex = 0; |
|
||||||
if (!forwards) { |
|
||||||
wrapAroundIndex = text.Length - 1; |
|
||||||
} |
|
||||||
return wrapAroundIndex; |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Looks for the string from the last position we searched from. The
|
|
||||||
/// search is case insensitive if all the characters of the search
|
|
||||||
/// string are lower case. If one of the search characters is upper case
|
|
||||||
/// then the search is case sensitive. The search can be either forwards
|
|
||||||
/// or backwards.
|
|
||||||
/// </summary>
|
|
||||||
int FindText(string find, int startIndex, bool forwards) |
|
||||||
{ |
|
||||||
StringComparison stringComparison = GetStringComparisonType(find); |
|
||||||
if (forwards) { |
|
||||||
return text.IndexOf(find, startIndex, stringComparison); |
|
||||||
} |
|
||||||
// Reverse search.
|
|
||||||
string searchText = GetReverseSearchText(startIndex + find.Length); |
|
||||||
return searchText.LastIndexOf(find, stringComparison); |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Gets whether the search string comparision should be case
|
|
||||||
/// sensitive. If all the characters of the find string are lower case
|
|
||||||
/// then the search is case insensitive. If any character is upper case
|
|
||||||
/// then the search is case sensitive.
|
|
||||||
/// </summary>
|
|
||||||
StringComparison GetStringComparisonType(string find) |
|
||||||
{ |
|
||||||
foreach (char c in find) { |
|
||||||
if (Char.IsUpper(c)) { |
|
||||||
return StringComparison.InvariantCulture; |
|
||||||
} |
|
||||||
} |
|
||||||
return StringComparison.InvariantCultureIgnoreCase; |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Gets the text to search when doing a reverse search.
|
|
||||||
/// </summary>
|
|
||||||
string GetReverseSearchText(int endIndex) |
|
||||||
{ |
|
||||||
if (endIndex < text.Length) { |
|
||||||
return text.Substring(0, endIndex); |
|
||||||
} |
|
||||||
endIndex = text.Length - 1; |
|
||||||
if (endIndex >= 0) { |
|
||||||
return text; |
|
||||||
} |
|
||||||
return String.Empty; |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Checks the dialog key to see if the incremental search
|
|
||||||
/// should be cancelled.
|
|
||||||
/// </summary>
|
|
||||||
/// <remarks>
|
|
||||||
/// If the user presses the escape or enter key then the
|
|
||||||
/// incremental search is aborted. If the user executes any
|
|
||||||
/// edit action via the keyboard the incremental search is aborted
|
|
||||||
/// and the edit action is allowed to execute.
|
|
||||||
/// </remarks>
|
|
||||||
bool TextAreaProcessDialogKey(Keys keys) |
|
||||||
{ |
|
||||||
if (keys == Keys.Escape || |
|
||||||
keys == Keys.Enter) { |
|
||||||
StopIncrementalSearch(); |
|
||||||
return true; |
|
||||||
} else if (keys == Keys.Back) { |
|
||||||
// Remove last search char and try search again.
|
|
||||||
int length = searchText.ToString().Length; |
|
||||||
if (length > 0) { |
|
||||||
searchText.Remove(length - 1, 1); |
|
||||||
// Run search back at original starting point.
|
|
||||||
startIndex = originalStartIndex; |
|
||||||
passedEndOfDocument = false; |
|
||||||
RunSearch(); |
|
||||||
return true; |
|
||||||
} else { |
|
||||||
StopIncrementalSearch(); |
|
||||||
return false; |
|
||||||
} |
|
||||||
} else if (textEditor.IsEditAction(keys)) { |
|
||||||
StopIncrementalSearch(); |
|
||||||
return false; |
|
||||||
} |
|
||||||
return false; |
|
||||||
} |
|
||||||
|
|
||||||
static bool IsGreaterThanKey(Keys keys) |
|
||||||
{ |
|
||||||
return (int)(keys & Keys.KeyCode) == '>'; |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Shows the status bar message. All messages are prefixed
|
|
||||||
/// with the standard Incremental Search string.
|
|
||||||
/// </summary>
|
|
||||||
void ShowTextFound(string find) |
|
||||||
{ |
|
||||||
if (passedEndOfDocument) { |
|
||||||
ShowMessage(String.Concat(find, StringParser.Parse(" ${res:ICSharpCode.SharpDevelop.DefaultEditor.IncrementalSearch.PassedEndOfDocumentStatusBarMessage}")), true); |
|
||||||
} else { |
|
||||||
ShowMessage(find, false); |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Shows a highlighed status bar message.
|
|
||||||
/// </summary>
|
|
||||||
void ShowMessage(string message, bool highlight) |
|
||||||
{ |
|
||||||
string fullMessage = String.Concat(incrementalSearchStartMessage, message); |
|
||||||
StatusBarService.SetMessage(fullMessage, highlight); |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Shows a status bar message indicating that the specified text
|
|
||||||
/// was not found.
|
|
||||||
/// </summary>
|
|
||||||
void ShowTextNotFound(string find) |
|
||||||
{ |
|
||||||
ShowMessage(String.Concat(find, StringParser.Parse(" ${res:ICSharpCode.SharpDevelop.DefaultEditor.IncrementalSearch.NotFoundStatusBarMessage}")), true); |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Clears the status bar message.
|
|
||||||
/// </summary>
|
|
||||||
void ClearStatusBarMessage() |
|
||||||
{ |
|
||||||
StatusBarService.SetMessage(String.Empty); |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Gets the initial text to include in the incremental search.
|
|
||||||
/// </summary>
|
|
||||||
/// <remarks>
|
|
||||||
/// If multiple lines are selected then no initial search text
|
|
||||||
/// is set.
|
|
||||||
/// </remarks>
|
|
||||||
void GetInitialSearchText() |
|
||||||
{ |
|
||||||
if (TextArea.SelectionManager.HasSomethingSelected) { |
|
||||||
ISelection selection = TextArea.SelectionManager.SelectionCollection[0]; |
|
||||||
startIndex = selection.Offset; |
|
||||||
if (!IsMultilineSelection(selection)) { |
|
||||||
searchText.Append(selection.SelectedText); |
|
||||||
} |
|
||||||
} |
|
||||||
} |
|
||||||
|
|
||||||
bool IsMultilineSelection(ISelection selection) |
|
||||||
{ |
|
||||||
return selection.StartPosition.Y != selection.EndPosition.Y; |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Gets the cursor to be displayed in the text editor whilst doing
|
|
||||||
/// an incremental search.
|
|
||||||
/// </summary>
|
|
||||||
Cursor GetCursor() |
|
||||||
{ |
|
||||||
if (cursor == null) { |
|
||||||
string resourceName = "Resources.IncrementalSearchCursor.cur"; |
|
||||||
if (!forwards) { |
|
||||||
resourceName = "Resources.ReverseIncrementalSearchCursor.cur"; |
|
||||||
} |
|
||||||
cursor = new Cursor(GetType().Assembly.GetManifestResourceStream(resourceName)); |
|
||||||
} |
|
||||||
return cursor; |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Changes the text editor's cursor so the user knows we are in
|
|
||||||
/// incremental search mode.
|
|
||||||
/// </summary>
|
|
||||||
void EnableIncrementalSearchCursor() |
|
||||||
{ |
|
||||||
Cursor cursor = GetCursor(); |
|
||||||
TextArea.Cursor = cursor; |
|
||||||
TextArea.TextView.Cursor = cursor; |
|
||||||
} |
|
||||||
|
|
||||||
void DisableIncrementalSearchCursor() |
|
||||||
{ |
|
||||||
TextArea.Cursor = Cursors.IBeam; |
|
||||||
TextArea.TextView.Cursor = Cursors.IBeam; |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Replace the existing formatting strategy with our dummy one.
|
|
||||||
/// </summary>
|
|
||||||
/// <remarks>
|
|
||||||
/// Special case. We need to replace the formatting strategy to
|
|
||||||
/// prevent the text editor from autocompletiong xml elements and
|
|
||||||
/// xml comment tags. The text editor always calls
|
|
||||||
/// IFormattingStrategy.FormatLine regardless of whether any text was
|
|
||||||
/// actually inserted or replaced.
|
|
||||||
/// </remarks>
|
|
||||||
void AddFormattingStrategy() |
|
||||||
{ |
|
||||||
IDocument document = textEditor.Document; |
|
||||||
previousFormattingStrategy = document.FormattingStrategy; |
|
||||||
textEditor.Document.FormattingStrategy = new IncrementalSearchFormattingStrategy(); |
|
||||||
} |
|
||||||
|
|
||||||
/// <summary>
|
|
||||||
/// Removes our dummy formatting strategy and replaces it with
|
|
||||||
/// the original before the incremental search was triggered.
|
|
||||||
/// </summary>
|
|
||||||
void RemoveFormattingStrategy() |
|
||||||
{ |
|
||||||
textEditor.Document.FormattingStrategy = previousFormattingStrategy; |
|
||||||
} |
|
||||||
} |
|
||||||
*/ |
|
||||||
} |
|
||||||
Loading…
Reference in new issue