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33 lines
960 B
33 lines
960 B
// Copyright (c) AlphaSierraPapa for the SharpDevelop Team (for details please see \doc\copyright.txt) |
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// This code is distributed under the GNU LGPL (for details please see \doc\license.txt) |
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using System; |
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using System.Diagnostics; |
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using System.Windows; |
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using System.Windows.Controls; |
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namespace ICSharpCode.Core.Presentation |
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{ |
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/// <summary> |
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/// Cancels the desired size of the child elements. Use this control around scrolling containers (e.g. ListBox) used |
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/// inside auto-scroll contexts. |
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/// </summary> |
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public class RestrictDesiredSize : Decorator |
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{ |
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Size lastArrangeSize = new Size(double.NaN, double.NaN); |
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protected override Size MeasureOverride(Size constraint) |
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{ |
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return new Size(0, 0); |
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} |
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protected override Size ArrangeOverride(Size arrangeSize) |
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{ |
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if (lastArrangeSize != arrangeSize) { |
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lastArrangeSize = arrangeSize; |
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base.MeasureOverride(arrangeSize); |
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} |
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return base.ArrangeOverride(arrangeSize); |
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} |
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} |
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}
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