2 writes to onBeforeExpand
System.Windows.Forms (2)
winforms\Managed\System\WinForms\TreeView.cs (2)
1478
onBeforeExpand
+= value;
1481
onBeforeExpand
-= value;
2 references to onBeforeExpand
System.Windows.Forms (2)
winforms\Managed\System\WinForms\TreeView.cs (2)
2246
if (
onBeforeExpand
!= null)
onBeforeExpand
(this, e);