Navigation: ABC Library Reference > ToolbarUpdateClass > ToolbarUpdateClass Methods >====== DisplayButtons (enable appropriate toolbar buttons:ToolbarUpdateClass) ====== | |
DisplayButtons, VIRTUAL
The DisplayButtons method enables and disables the appropriate toolbar buttons for the ToolbarUpdateClass 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( -1 ) !calls DisplayButtons via TakeToolbar
!program code
MyToolbarUpdateClass.DisplayButtons PROCEDURE !a derived class virtual
CODE
ENABLE(Toolbar:History) !enable toolbar ditto button
DISABLE(Toolbar:Locate) !disable locator button
PARENT.DisplayButtons !call base class DisplayButtons
!your custom code here
See Also: HelpButton, InsertButton, ChangeButton, DeleteButton, SelectButton, TakeToolbar