'宣言 Protected Overridable Sub OnBeforeExpand( _ ByVal e As System.Windows.Forms.TreeViewCancelEventArgs _ )
'使用法 Dim instance As C1PreviewOutlineView Dim e As System.Windows.Forms.TreeViewCancelEventArgs instance.OnBeforeExpand(e)
protected virtual void OnBeforeExpand( System.Windows.Forms.TreeViewCancelEventArgs e )
パラメータ
- e