43 lines
1.0 KiB
C#
43 lines
1.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Windows;
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namespace Microsoft.Research.DynamicDataDisplay.Common.UndoSystem
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{
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public class DependencyPropertyChangedUndoAction : UndoAction
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{
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private readonly DependencyProperty property;
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private readonly DependencyObject target;
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private readonly object oldValue;
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private readonly object newValue;
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public DependencyPropertyChangedUndoAction(DependencyObject target, DependencyProperty property, object oldValue, object newValue)
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{
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this.target = target;
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this.property = property;
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this.oldValue = oldValue;
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this.newValue = newValue;
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}
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public DependencyPropertyChangedUndoAction(DependencyObject target, DependencyPropertyChangedEventArgs e)
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{
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this.target = target;
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this.property = e.Property;
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this.oldValue = e.OldValue;
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this.newValue = e.NewValue;
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}
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public override void Do()
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{
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target.SetValue(property, newValue);
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}
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public override void Undo()
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{
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target.SetValue(property, oldValue);
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}
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}
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}
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