34 lines
720 B
C#
34 lines
720 B
C#
using System.Windows;
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namespace WPFluent.Controls;
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public class TreeListViewItem : TreeViewItem
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{
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private int _level = -1;
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/// <summary>
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/// Item's hierarchy in the tree
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/// </summary>
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public int Level
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{
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get
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{
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if (_level == -1)
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{
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_level = (ItemsControlFromItemContainer(this) is TreeListViewItem parent) ? parent.Level + 1 : 0;
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}
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return _level;
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}
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}
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protected override DependencyObject GetContainerForItemOverride()
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{
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return new TreeListViewItem();
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}
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protected override bool IsItemItsOwnContainerOverride(object item)
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{
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return item is TreeListViewItem;
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}
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}
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