Matt Ward
12 years ago
76 changed files with 785 additions and 431 deletions
@ -1,202 +0,0 @@
@@ -1,202 +0,0 @@
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// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System; |
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using System.Collections.Generic; |
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using System.Threading; |
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using System.Windows.Threading; |
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using ICSharpCode.AvalonEdit.AddIn.Options; |
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using ICSharpCode.Core; |
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using ICSharpCode.SharpDevelop; |
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using ICSharpCode.SharpDevelop.Editor; |
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using ICSharpCode.SharpDevelop.Gui; |
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using ICSharpCode.SharpDevelop.Refactoring; |
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namespace ICSharpCode.AvalonEdit.AddIn |
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{ |
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/* /// <summary>
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/// In the code editor, highlights all references to the expression under the caret (for better code readability).
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/// </summary>
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public class CaretReferencesRenderer |
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{ |
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/// <summary>
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/// Delays the Resolve check so that it does not get called too often when user holds an arrow.
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/// </summary>
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DispatcherTimer delayMoveTimer; |
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const int delayMoveMs = 100; |
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/// <summary>
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/// Delays the Find references (and highlight) after the caret stays at one point for a while.
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/// </summary>
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DispatcherTimer delayTimer; |
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const int delayMs = 800; |
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/// <summary>
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/// Maximum time for Find references. After this time it gets cancelled and no highlight is displayed.
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/// Useful for very large files.
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/// </summary>
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const int findReferencesTimeoutMs = 200; |
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CodeEditorView editorView; |
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ITextEditor Editor { get { return editorView.Adapter; } } |
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ExpressionHighlightRenderer highlightRenderer; |
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ResolveResult lastResolveResult; |
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public bool IsEnabled |
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{ |
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get { |
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string fileName = this.Editor.FileName; |
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return CodeEditorOptions.Instance.HighlightSymbol && (fileName.EndsWith(".cs") || fileName.EndsWith(".vb")); |
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} |
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} |
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/// <summary>
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/// In the code editor, highlights all references to the expression under the caret (for better code readability).
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/// </summary>
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public CaretReferencesRenderer(CodeEditorView editorView) |
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{ |
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this.editorView = editorView; |
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this.highlightRenderer = new ExpressionHighlightRenderer(this.editorView.TextArea.TextView); |
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this.delayTimer = new DispatcherTimer() { Interval = TimeSpan.FromMilliseconds(delayMs) }; |
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this.delayTimer.Stop(); |
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this.delayTimer.Tick += TimerTick; |
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this.delayMoveTimer = new DispatcherTimer() { Interval = TimeSpan.FromMilliseconds(delayMoveMs) }; |
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this.delayMoveTimer.Stop(); |
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this.delayMoveTimer.Tick += TimerMoveTick; |
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this.editorView.TextArea.Caret.PositionChanged += CaretPositionChanged; |
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// fixes SD-1873 - Unhandled WPF Exception when deleting text in text editor
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// clear highlights to avoid exceptions when trying to draw highlights in
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// locations that have been deleted already.
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this.editorView.Document.Changed += delegate { lastResolveResult = null; ClearHighlight(); }; |
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} |
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public void ClearHighlight() |
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{ |
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this.highlightRenderer.ClearHighlight(); |
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} |
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/// <summary>
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/// In the current document, highlights all references to the expression
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/// which is currently under the caret (local variable, class, property).
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/// This gets called on every caret position change, so quite often.
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/// </summary>
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void CaretPositionChanged(object sender, EventArgs e) |
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{ |
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Restart(this.delayMoveTimer); |
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} |
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void TimerTick(object sender, EventArgs e) |
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{ |
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this.delayTimer.Stop(); |
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if (!IsEnabled) |
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return; |
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var referencesToBeHighlighted = FindReferencesInCurrentFile(this.lastResolveResult); |
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this.highlightRenderer.SetHighlight(referencesToBeHighlighted); |
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} |
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void TimerMoveTick(object sender, EventArgs e) |
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{ |
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this.delayMoveTimer.Stop(); |
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this.delayTimer.Stop(); |
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if (!IsEnabled) |
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return; |
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var resolveResult = GetExpressionAtCaret(); |
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if (resolveResult == null) { |
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this.lastResolveResult = null; |
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this.highlightRenderer.ClearHighlight(); |
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return; |
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} |
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// caret is over symbol and that symbol is different from the last time
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if (!SameResolveResult(resolveResult, lastResolveResult)) |
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{ |
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this.lastResolveResult = resolveResult; |
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this.highlightRenderer.ClearHighlight(); |
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this.delayTimer.Start(); |
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} else { |
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// highlight stays the same, both timers are stopped (will start again when caret moves)
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} |
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} |
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/// <summary>
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/// Resolves the current expression under caret.
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/// This gets called on every caret position change, so quite often.
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/// </summary>
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ResolveResult GetExpressionAtCaret() |
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{ |
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if (string.IsNullOrEmpty(Editor.FileName) || ParserService.LoadSolutionProjectsThreadRunning) |
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return null; |
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int line = Editor.Caret.Position.Line; |
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int column = Editor.Caret.Position.Column; |
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return ParserService.Resolve(line, column, Editor.Document, Editor.FileName); |
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} |
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/// <summary>
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/// Finds references to resolved expression in the current file.
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/// </summary>
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List<Reference> FindReferencesInCurrentFile(ResolveResult resolveResult) |
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{ |
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if (resolveResult == null) |
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return null; |
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var cancellationTokenSource = new CancellationTokenSource(); |
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using (new Timer( |
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delegate { |
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LoggingService.Debug("Aborting FindReferencesInCurrentFile due to timeout"); |
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cancellationTokenSource.Cancel(); |
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}, null, findReferencesTimeoutMs, Timeout.Infinite)) |
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{ |
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var progressMonitor = new DummyProgressMonitor(); |
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progressMonitor.CancellationToken = cancellationTokenSource.Token; |
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var references = RefactoringService.FindReferencesLocal(resolveResult, Editor.FileName, progressMonitor); |
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if (references == null || references.Count == 0) |
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return null; |
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return references; |
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} |
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} |
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/// <summary>
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/// Returns true if the 2 ResolveResults refer to the same symbol.
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/// So that when caret moves but stays inside the same symbol, symbol stays highlighted.
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/// </summary>
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bool SameResolveResult(ResolveResult resolveResult, ResolveResult resolveResult2) |
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{ |
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//if (resolveResult == null && resolveResult2 == null)
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// return true;
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//if (resolveResult == null && resolveResult2 != null)
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// return false;
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//if (resolveResult != null && resolveResult2 == null)
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// return false;
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// TODO determine if 2 ResolveResults refer to the same symbol
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return false; |
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} |
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/// <summary>
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/// Restarts a timer.
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/// </summary>
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void Restart(DispatcherTimer timer) |
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{ |
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timer.Stop(); |
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timer.Start(); |
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} |
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} |
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*/ |
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} |
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@ -1,97 +0,0 @@
@@ -1,97 +0,0 @@
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// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
|
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// software and associated documentation files (the "Software"), to deal in the Software
|
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// without restriction, including without limitation the rights to use, copy, modify, merge,
|
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
|
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// to whom the Software is furnished to do so, subject to the following conditions:
|
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//
|
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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|
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using System; |
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using System.Diagnostics; |
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using System.Windows.Media; |
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using System.Collections.Generic; |
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using ICSharpCode.AvalonEdit.Document; |
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using ICSharpCode.AvalonEdit.Rendering; |
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using ICSharpCode.SharpDevelop.Editor; |
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using ICSharpCode.SharpDevelop.Refactoring; |
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namespace ICSharpCode.AvalonEdit.AddIn |
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{ |
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/* |
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/// <summary>
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/// Highlights expressions (references to expression under current caret).
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/// </summary>
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public class ExpressionHighlightRenderer : IBackgroundRenderer |
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{ |
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List<Reference> renderedReferences; |
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Pen borderPen; |
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Brush backgroundBrush; |
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TextView textView; |
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public readonly Color DefaultBorderColor = Color.FromArgb(52, 30, 130, 255); //Color.FromArgb(180, 70, 230, 70))
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public readonly Color DefaultFillColor = Color.FromArgb(22, 30, 130, 255); //Color.FromArgb(40, 60, 255, 60)
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readonly int borderThickness = 1; |
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readonly int cornerRadius = 1; |
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public void SetHighlight(List<Reference> renderedReferences) |
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{ |
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if (this.renderedReferences != renderedReferences) { |
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this.renderedReferences = renderedReferences; |
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textView.InvalidateLayer(this.Layer); |
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} |
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} |
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public void ClearHighlight() |
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{ |
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this.SetHighlight(null); |
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} |
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public ExpressionHighlightRenderer(TextView textView) |
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{ |
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if (textView == null) |
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throw new ArgumentNullException("textView"); |
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this.textView = textView; |
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this.borderPen = new Pen(new SolidColorBrush(DefaultBorderColor), borderThickness); |
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this.backgroundBrush = new SolidColorBrush(DefaultFillColor); |
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this.borderPen.Freeze(); |
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this.backgroundBrush.Freeze(); |
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this.textView.BackgroundRenderers.Add(this); |
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} |
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public KnownLayer Layer { |
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get { |
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return KnownLayer.Selection; |
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} |
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} |
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public void Draw(TextView textView, DrawingContext drawingContext) |
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{ |
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if (this.renderedReferences == null) |
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return; |
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BackgroundGeometryBuilder builder = new BackgroundGeometryBuilder(); |
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builder.CornerRadius = cornerRadius; |
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builder.AlignToMiddleOfPixels = true; |
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foreach (var reference in this.renderedReferences) { |
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builder.AddSegment(textView, new TextSegment() { |
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StartOffset = reference.Offset, |
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Length = reference.Length }); |
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builder.CloseFigure(); |
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} |
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Geometry geometry = builder.CreateGeometry(); |
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if (geometry != null) { |
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drawingContext.DrawGeometry(backgroundBrush, borderPen, geometry); |
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} |
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} |
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} |
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*/ |
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} |
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