Hi . How to know if user clicked the drop down button of ComboBox . i searched for event like ShowItemsList or some what else to add my code to it when user clicked DropDown Button , but i don't find like that event .
Will i need to make inherited Control from ComboBox to handle this action ?
and i have to make this inherited control , what's the event or function i must handle to add my code when user press Combo Button ? . Thanks .