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Signals the OnDropDown event handler.
Source position: stdctrls.pp line 359
protected procedure TCustomComboBox.DropDown; virtual; |
DropDown is a procedure called whenever the drop-down list is displayed. DropDown is called when a CN_Command message with a CBN_DROPDOWN notification code is handled for the control. DropDown signals the OnDropDown event handler (when assigned).
Use DroppedDown to determine if the drop-down list has been displayed.
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Called when the drop-down list is closed. |
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Indicates whether the drop-down list has been displayed. |
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Handler invoked when the list has dropped down. |
Version 3.2 | Generated 2024-02-25 | Home |