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How to Change the Dock Context Menu during Runtime?

Platform: WinForms |
Control: DockingManager |
Published Date: April 30, 2011 |
Last Revised Date: July 10, 2014


Whenever you right click on the caption bar of the Docked control, the DockContextMenu event will be triggered and the DockContextMenuEventArgs provides properties such as ContextMenu and Owner which can be used to change the associated popup menu.


//Declaration Part

private BarItem panelBar;

private BarItem treeViewBar;

private ParentBarItem NewPanel;

private ParentBarItem NewTreeView;

//Initialisation of Parent Bar Items



//DockContextMenu will be triggered when right click the mouse button on the Docking

//control caption bar.

private void dockingManager1_DockContextMenu(object sender, Syncfusion.Windows.Forms.Tools.DockContextMenuEventArgs arg)


//Get the context menu

PopupMenu menu = arg.ContextMenu;

//Checks whether the control is panel or treeview

if(arg.Owner is Panel)


//Add new parent bar item





//Add new parent bar item





'Declaration Part

Private panelBar As BarItem

Private treeViewBar As BarItem

Private NewPanel As ParentBarItem

Private NewTreeView As ParentBarItem

'Initialisation of Parent Bar Items



'DockContextMenu will be triggered when right click the mouse button on the Docking

'control caption bar.

Private Sub dockingManager1_DockContextMenu(ByVal sender As Object, ByVal arg As Syncfusion.Windows.Forms.Tools.DockContextMenuEventArgs) Handles dockingManager1.DockContextMenu

'Get the context menu

Dim menu As PopupMenu = arg.ContextMenu

'Checks whether the control is panel or treeview

If TypeOf arg.Owner Is Panel Then




End If

End Sub

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