TDBLookupComboBox.OnDropDown Event

Occurs immediately before the lookup list is opened.

Pascal

property OnDropDown: TNotifyEvent;

C++

__property TNotifyEvent OnDropDown;

Description

Write an OnDropDown event handler to take specific action before the lookup list is displayed to the user. The list can be opened by the user or by calling the DropDown method.

Copy Code

procedure TForm1.DBLookupComboBox1DropDown(Sender: TObject);
begin
  StatusBar1.SimpleText := '';
end;