Navigation: ABC Library Reference > ToolbarReltreeClass > ToolbarReltreeClass Methods >====== DisplayButtons (enable appropriate toolbar buttons:ToolbarReltreeClass)  ====== |    |
DisplayButtons, VIRTUAL
The DisplayButtons method enables and disables the appropriate toolbar buttons for the ToolbarReltreeClass object based on the values of the HelpButton, InsertButton, ChangeButton, DeleteButton, and SelectButton properties.
Implementation: The TakeToolbar method calls the DisplayButtons method.
Example:
CODE
Toolbar.Init !initialize Toolbar object
ToolBar.AddTarget( ToolBarForm, -1 ) !register an Update Form target
Toolbar.AddTarget( REL1::Toolbar, ?RelTree ) !register a RelTree target
ToolBar.SetTarget( ?RelTree ) !calls DisplayButtons via TakeToolbar
!program code
MyToolbarReltreeClass.DisplayButtons PROCEDURE !a derived class virtual
CODE
DISABLE(Toolbar:History) !disable toolbar ditto button
ENABLE(Toolbar:Locate) !enable locator button
PARENT.DisplayButtons !call base class DisplayButtons
!your custom code here
See Also: HelpButton, InsertButton, ChangeButton, DeleteButton, SelectButton, TakeToolbar