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

TCustomSpeedButton.GlyphChanged

Performs actions needed when the value in the Glyph property has been changed.

Declaration

Source position: buttons.pp line 369

protected procedure TCustomSpeedButton.GlyphChanged(

  Sender: TObject

); virtual;

Arguments

Sender

  

TObject instance for the change notification.

Description

GlyphChanged implements the handler routine used for the OnChange event handler in the Glyph for the control. It is assigned in the Create constructor. GlyphChanged calls Invalidate to request the control to be redrawn when the glyph image is updated.

See also

TCustomSpeedButton.Create

  

Create - constructor for TCustomSpeedButton: calls inherited Create and initializes many defaults and properties.

TButtonGlyph.OnChange

  

Event handler signalled when the bitmap in Glyph has been changed.

TControl.Invalidate

  

Causes a delayed Repaint of the control by marking its visible area of the control as invalid.

Version 3.2 Generated 2024-02-25 Home