4 references to OnBeforeCollapse
System.Windows.Forms (4)
winforms\Managed\System\WinForms\TreeNode.cs (1)
1380
tv.
OnBeforeCollapse
(e);
winforms\Managed\System\WinForms\TreeView.cs (1)
2501
OnBeforeCollapse
(e);
winforms\Managed\System\WinForms\TreeViewCancelEvent.cs (1)
24
/// <see cref='System.Windows.Forms.TreeView.
OnBeforeCollapse
'/>,
winforms\Managed\System\WinForms\TreeViewCancelEventHandler.cs (1)
21
/// handle the <see cref='System.Windows.Forms.TreeView.OnBeforeCheck'/>, <see cref='System.Windows.Forms.TreeView.
OnBeforeCollapse
'/>, <see cref='System.Windows.Forms.TreeView.BeforeExpand'/>, or <see cref='System.Windows.Forms.TreeView.BeforeSelect'/> event of a <see cref='System.Windows.Forms.TreeView'/>