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git-svn-id: svn://svn.sharpdevelop.net/sharpdevelop/branches/shortcuts@4646 1ccf3a8d-04fe-1044-b7c0-cef0b8235c61shortcuts^2
Sergej Andrejev
16 years ago
14 changed files with 802 additions and 764 deletions
@ -0,0 +1,38 @@
@@ -0,0 +1,38 @@
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using System; |
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using System.Windows.Input; |
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namespace ICSharpCode.Core.Presentation |
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{ |
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public enum GestureCompareMode |
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{ |
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/// <summary>
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/// Match is successfull when all chrods from both instance of <see cref="InputGesture" /> match
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/// or all gestures in both instance of <see cref="InputGestureCollections" /> match
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/// </summary>
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ExactlyMatches, |
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/// <summary>
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/// Match is successfull when two instance of <see cref="InputGesture" /> ar conflicting.
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///
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/// Either one or another instance starts with the same chors as other one
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/// </summary>
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Conflicting, |
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/// <summary>
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/// Match is successfull when template <see cref="InputGesture" /> partly matches compared <see cref="InputGesture" />.
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/// Template is found in any place within matched gesture
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/// </summary>
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PartlyMatches, |
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/// <summary>
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/// Match is successfull when examined <see cref="InputGesture" /> starts with the same keys as template
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/// </summary>
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StartsWith, |
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/// <summary>
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/// Match is successfull when examined <see cref="InputGesture" /> starts with the same complite chords as template
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/// </summary>
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StartsWithFullChords, |
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} |
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} |
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@ -1,174 +1,134 @@
@@ -1,174 +1,134 @@
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/* |
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* Created by SharpDevelop. |
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* User: Administrator |
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* Date: 6/26/2009 |
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* Time: 1:13 AM |
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* |
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* To change this template use Tools | Options | Coding | Edit Standard Headers. |
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*/ |
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using System; |
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using System.Windows.Input; |
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using System.Collections.Generic; |
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namespace ICSharpCode.Core.Presentation |
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{ |
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public enum GestureCompareMode |
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{ |
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ExactlyMatches, |
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Conflicting, |
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/// <summary>
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/// Match is successfull if template gesture partly matches compared geture.
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/// Template is found in any place within matched gesture
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/// </summary>
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PartlyMatches, |
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PartlyMatchesFullChords, |
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/// <summary>
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/// match is successfull if matched gesture starts with provided template
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/// </summary>
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StartsWith, |
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StartsWithFullChords, |
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} |
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{ |
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/// <summary>
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/// Description of InputGestureExtensions.
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/// Contains utility methods for work with <see cref="InputGesture" />
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/// </summary>
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public static class InputGestureExtensions |
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{ |
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/// <summary>
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/// Returns true whether compared gesture matches input gesture template
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/// </summary>
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/// <param name="inputGestureTemplate">Input gesture template</param>
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/// <param name="inputGesture">Compared input gesture</param>
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/// <param name="mode">Match mode</param>
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/// <returns>Returns true if template matches compared geture</returns>
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public static bool IsTemplateFor(this InputGesture inputGestureTemplate, InputGesture inputGesture, GestureCompareMode mode) |
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{ |
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if(mode == GestureCompareMode.Conflicting) { |
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return |
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inputGestureTemplate.IsTemplateFor(inputGesture, GestureCompareMode.StartsWithFullChords) |
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|| inputGesture.IsTemplateFor(inputGestureTemplate, GestureCompareMode.StartsWithFullChords); |
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} |
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var multiKeyGesture = inputGesture as MultiKeyGesture; |
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var multiKeyGestureTemplate = inputGestureTemplate as MultiKeyGesture; |
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var partialKeyGesture = inputGesture as PartialKeyGesture; |
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var partialKeyGestureTemplate = inputGestureTemplate as PartialKeyGesture; |
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var keyGesture = inputGesture as KeyGesture; |
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var keyGestureTemplate = inputGestureTemplate as KeyGesture; |
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// Create partial key gestures from key gestures
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if(multiKeyGesture == null && partialKeyGesture == null && keyGesture != null) { |
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partialKeyGesture = new PartialKeyGesture(keyGesture); |
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} |
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if(multiKeyGestureTemplate == null && partialKeyGestureTemplate == null && keyGestureTemplate != null) { |
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partialKeyGestureTemplate = new PartialKeyGesture(keyGestureTemplate); |
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} |
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// Create multi key gestures from gestures
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if(multiKeyGesture == null && partialKeyGesture != null) { |
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multiKeyGesture = new MultiKeyGesture(new [] { partialKeyGesture }); |
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} |
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if(multiKeyGestureTemplate == null && partialKeyGestureTemplate != null) { |
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multiKeyGestureTemplate = new MultiKeyGesture(new [] { partialKeyGestureTemplate }); |
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} |
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if(multiKeyGesture == null |
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|| multiKeyGestureTemplate == null |
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|| multiKeyGesture.Chords == null |
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|| multiKeyGestureTemplate.Chords == null |
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|| multiKeyGestureTemplate.Chords.Count == 0 |
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|| multiKeyGesture.Chords.Count == 0 |
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|| (mode == GestureCompareMode.ExactlyMatches && multiKeyGestureTemplate.Chords.Count != multiKeyGesture.Chords.Count)) { |
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return false; |
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} |
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// Stores N previous chords
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var previousChords = new LinkedList<PartialKeyGesture>(); |
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// Search whether chord sequece matches template sequenc in any place
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foreach (PartialKeyGesture chord in multiKeyGesture.Chords) |
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{ |
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// Accumulates previous chords
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previousChords.AddLast(chord); |
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if (previousChords.Count > multiKeyGestureTemplate.Chords.Count) |
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{ |
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previousChords.RemoveFirst(); |
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} |
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// Only start comparing with template when needed amount of previous chords where collected
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if (previousChords.Count == multiKeyGestureTemplate.Chords.Count) |
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{ |
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var multiKeyGestureTemplateEnumerator = multiKeyGestureTemplate.Chords.GetEnumerator(); |
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var previousChordsEnumerator = previousChords.GetEnumerator(); |
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multiKeyGestureTemplateEnumerator.Reset(); |
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// Compare two chord sequences in a loop
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var multiKeyGesturesMatch = true; |
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var i = 0; |
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while (previousChordsEnumerator.MoveNext() && multiKeyGestureTemplateEnumerator.MoveNext()) |
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{ |
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var template = multiKeyGestureTemplateEnumerator.Current; |
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var gesture = previousChordsEnumerator.Current; |
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if (((mode == GestureCompareMode.StartsWith || mode == GestureCompareMode.PartlyMatches) && i == previousChords.Count - 1) |
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|| (mode == GestureCompareMode.PartlyMatches && i == 0)) { |
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if(!(template.Modifiers == (gesture.Modifiers & template.Modifiers) && (template.Key == Key.None || template.Key == gesture.Key))) { |
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multiKeyGesturesMatch = false; |
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break; |
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} |
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} else if (template.Modifiers != gesture.Modifiers || template.Key != gesture.Key) { |
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multiKeyGesturesMatch = false; |
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break; |
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} |
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i++; |
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} |
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if(multiKeyGesturesMatch) |
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{ |
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return true; |
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} |
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if (mode == GestureCompareMode.StartsWith || mode == GestureCompareMode.StartsWithFullChords) |
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{ |
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break; |
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} |
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} |
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} |
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return false; |
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} |
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/// <summary>
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/// Determines whether this instance of <see cref="InputGesture"/> matches any of provided templates
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/// </summary>
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/// <param name="thisGesture">This input gesture</param>
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/// <param name="inputGestureTemplateCollection">Collection of input gestures templates which (at least one of them) should match this input gesture to return true</param>
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/// <param name="mode">Matching mode</param>
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/// <returns>True if this gsture matches templates collection, otherwise false</returns>
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public static bool IsTemplateForAny(this InputGesture thisGesture, InputGestureCollection inputGestureTemplateCollection, GestureCompareMode mode) |
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{ |
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foreach (InputGesture gesture in inputGestureTemplateCollection) { |
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if (thisGesture.IsTemplateFor(gesture, mode)) |
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{ |
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return true; |
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} |
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} |
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return false; |
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} |
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/// <summary>
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/// Determines whether provided <see cref="InputGesture" /> is qualified as template for
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/// another instance of <see cref="InputGesture" /> when examining using specific <see cref="GestureCompareMode" />
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/// </summary>
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/// <param name="inputGestureTemplate">Examined input gesture template</param>
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/// <param name="inputGesture">Examined input gesture</param>
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/// <param name="mode">Additional comparing rules. See <see cref="GestureCompareMode" /> for details</param>
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/// <returns><code>true</code> if template matches compared geture; otherwise <code>false</code></returns>
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public static bool IsTemplateFor(this InputGesture inputGestureTemplate, InputGesture inputGesture, GestureCompareMode mode) |
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{ |
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if(mode == GestureCompareMode.Conflicting) { |
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return inputGestureTemplate.IsTemplateFor(inputGesture, GestureCompareMode.StartsWithFullChords) || inputGesture.IsTemplateFor(inputGestureTemplate, GestureCompareMode.StartsWithFullChords); |
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} |
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var multiKeyGesture = inputGesture as MultiKeyGesture; |
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var multiKeyGestureTemplate = inputGestureTemplate as MultiKeyGesture; |
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var partialKeyGesture = inputGesture as PartialKeyGesture; |
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var partialKeyGestureTemplate = inputGestureTemplate as PartialKeyGesture; |
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var keyGesture = inputGesture as KeyGesture; |
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var keyGestureTemplate = inputGestureTemplate as KeyGesture; |
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// Create partial key gestures from key gestures
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if(multiKeyGesture == null && partialKeyGesture == null && keyGesture != null) { |
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partialKeyGesture = new PartialKeyGesture(keyGesture); |
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} |
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if(multiKeyGestureTemplate == null && partialKeyGestureTemplate == null && keyGestureTemplate != null) { |
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partialKeyGestureTemplate = new PartialKeyGesture(keyGestureTemplate); |
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} |
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// Create multi key gestures from gestures
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if(multiKeyGesture == null && partialKeyGesture != null) { |
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multiKeyGesture = new MultiKeyGesture(new [] { partialKeyGesture }); |
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} |
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if(multiKeyGestureTemplate == null && partialKeyGestureTemplate != null) { |
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multiKeyGestureTemplate = new MultiKeyGesture(new [] { partialKeyGestureTemplate }); |
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} |
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if(multiKeyGesture == null |
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|| multiKeyGestureTemplate == null |
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|| multiKeyGesture.Chords == null |
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|| multiKeyGestureTemplate.Chords == null |
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|| multiKeyGestureTemplate.Chords.Count == 0 |
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|| multiKeyGesture.Chords.Count == 0 |
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|| (mode == GestureCompareMode.ExactlyMatches && multiKeyGestureTemplate.Chords.Count != multiKeyGesture.Chords.Count)) { |
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return false; |
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} |
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// Stores N previous chords
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var previousChords = new LinkedList<PartialKeyGesture>(); |
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// Search whether chord sequece matches template sequenc in any place
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foreach (PartialKeyGesture chord in multiKeyGesture.Chords) { |
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// Accumulates previous chords
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previousChords.AddLast(chord); |
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if (previousChords.Count > multiKeyGestureTemplate.Chords.Count) { |
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previousChords.RemoveFirst(); |
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} |
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// Only start comparing with template when needed amount of previous chords where collected
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if (previousChords.Count == multiKeyGestureTemplate.Chords.Count) { |
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var multiKeyGestureTemplateEnumerator = multiKeyGestureTemplate.Chords.GetEnumerator(); |
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var previousChordsEnumerator = previousChords.GetEnumerator(); |
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multiKeyGestureTemplateEnumerator.Reset(); |
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// Compare two chord sequences in a loop
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var multiKeyGesturesMatch = true; |
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var i = 0; |
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while (previousChordsEnumerator.MoveNext() && multiKeyGestureTemplateEnumerator.MoveNext()) { |
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var template = multiKeyGestureTemplateEnumerator.Current; |
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var gesture = previousChordsEnumerator.Current; |
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if (((mode == GestureCompareMode.StartsWith || mode == GestureCompareMode.PartlyMatches) && i == previousChords.Count - 1) |
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|| (mode == GestureCompareMode.PartlyMatches && i == 0)) { |
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if(!(template.Modifiers == (gesture.Modifiers & template.Modifiers) && (template.Key == Key.None || template.Key == gesture.Key))) { |
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multiKeyGesturesMatch = false; |
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break; |
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} |
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} else if (template.Modifiers != gesture.Modifiers || template.Key != gesture.Key) { |
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multiKeyGesturesMatch = false; |
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break; |
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} |
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i++; |
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} |
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if(multiKeyGesturesMatch) { |
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return true; |
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} |
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if (mode == GestureCompareMode.StartsWith || mode == GestureCompareMode.StartsWithFullChords) { |
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break; |
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} |
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} |
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} |
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return false; |
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} |
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/// <summary>
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/// Determines whether this instance of <see cref="InputGesture"/> qualifies as template for any of examined gestures
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/// </summary>
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/// <param name="thisGesture">Examined input gesture template</param>
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/// <param name="examinedGestures">Collection of examined gestures</param>
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/// <param name="mode">Additional comparing rules. See <see cref="GestureCompareMode" /> for details</param>
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/// <returns><code>true</code> if template matches one of the compared getures; otherwise <code>false</code></returns>
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public static bool IsTemplateForAny(this InputGesture thisGesture, InputGestureCollection examinedGestures, GestureCompareMode mode) |
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{ |
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foreach (InputGesture gesture in examinedGestures) { |
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if (thisGesture.IsTemplateFor(gesture, mode)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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} |
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