Description: Controls. TCustomControl. ... Canvas is a protected property that is usually redeclared as public in descendants of TCustomControl . ...
1 KB (86 words) - 11:41, 10 February 2014
of controls that perform ... TGraphicControl instead of TCustomControl . ... Custom controls paint themselves using the Canvas property. ...
2 KB (177 words) - 23:20, 16 October 2011
The Paint method for TCustomControl does nothing other than provide ... Tip: To determine which portions of the control's canvas need to be ...
1 KB (107 words) - 23:53, 16 October 2011
TCustomControl. ... specified by the DC parameter to the custom control's canvas, calls the Paint method, and finally removes the device context. ...
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See Also : Vcl.Controls.TCustomControl.Canvas Vcl.Grids.TCustomGrid.DefaultDrawing Category:API Documentation. Code Examples : OnDrawCell (Delphi ...
2 KB (206 words) - 16:31, 10 January 2012
Container controls provide important services to their children, ... descendant is TCustomControl, which provides code to implement a canvas and ...
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Create s an instance of TCustomControl . ... Create , always call the inherited Create method first, then proceed with the control's initialization. ...
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Destroy s an instance of TCustomControl . ... Applications should only free controls explicitly when the constructor was called without ...
2 KB (177 words) - 00:23, 17 October 2011
Description: Not all controls need a canvas. Many controls rely on underlying Windows screen objects ... See Also : TCustomControl TGraphicControl ...
1 KB (97 words) - 23:22, 16 October 2011