[Overview][Types][Classes][Procedures and functions][Index] Reference for unit 'ExtCtrls' (#lcl)

TCustomControlBar.PictureChanged

Redraws the image on the control bar when the Picture property has been changed.

Declaration

Source position: extctrls.pp line 1645

protected procedure TCustomControlBar.PictureChanged(

  Sender: TObject

);

Arguments

Sender

  

Object (TPicture) for the event notification.

Description

PictureChanged is assigned as the OnChange event handler for the Picture property in the Create constructor. It calls the Invalidate method when the internal update counter for the control reaches 0.

See also

TCustomControlBar.Create

  

Constructor for the class instance.

TCustomControlBar.Picture

  

Optional image drawn before the visible bands for the control bar.

TPicture.OnChange

  

OnChange - Event handler for any change in the picture.

Version 4.0 Generated 2025-05-03 Home