JVCL Help:TJvImgBtn.OnDropDownMenu
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Occurs just before the DropDownMenu is displayed
Pascal
propertyOnDropDownMenu: TContextPopupEvent;
Description
Write a handler for this event to take specific action when a DropDownMenu is about to be shown. For example, you can prevent the menu to be displayed by setting the Handled parameter to True. Note that this event is only triggered if there is a DropDownMenu assigned to the button.
See Also
TJvCustomButton.DropDownMenu,
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