2 writes to _onBeforeExpand
System.Windows.Forms (2)
System\Windows\Forms\Controls\TreeView\TreeView.cs (2)
1396add => _onBeforeExpand += value; 1397remove => _onBeforeExpand -= value;
1 reference to _onBeforeExpand
System.Windows.Forms (1)
System\Windows\Forms\Controls\TreeView\TreeView.cs (1)
2166_onBeforeExpand?.Invoke(this, e);