{ $Id$} { ***************************************************************************** * WSCheckLst.pp * * ------------- * * * * * ***************************************************************************** ***************************************************************************** * * * This file is part of the Lazarus Component Library (LCL) * * * * See the file COPYING.modifiedLGPL, included in this distribution, * * for details about the copyright. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * * * ***************************************************************************** } unit WSCheckLst; {$mode objfpc}{$H+} interface //////////////////////////////////////////////////// // I M P O R T A N T //////////////////////////////////////////////////// // 1) Only class methods allowed // 2) Class methods have to be published and virtual // 3) To get as little as posible circles, the uses // clause should contain only those LCL units // needed for registration. WSxxx units are OK // 4) To improve speed, register only classes in the // initialization section which actually // implement something // 5) To enable your XXX widgetset units, look at // the uses clause of the XXXintf.pp //////////////////////////////////////////////////// uses //////////////////////////////////////////////////// // To get as little as posible circles, // uncomment only when needed for registration //////////////////////////////////////////////////// CheckLst, //////////////////////////////////////////////////// WSLCLClasses, WSStdCtrls; type { TWSCheckListBox } TWSCustomCheckListBox = class(TWSCustomListBox) class function GetChecked(const ACheckListBox: TCustomCheckListBox; const AIndex: integer): boolean; virtual; class procedure SetChecked(const ACheckListBox: TCustomCheckListBox; const AIndex: integer; const AChecked: boolean); virtual; end; TWSCustomCheckListBoxClass = class of TWSCustomCheckListBox; implementation class function TWSCustomCheckListBox.GetChecked(const ACheckListBox: TCustomCheckListBox; const AIndex: integer): boolean; begin Result := false; end; class procedure TWSCustomCheckListBox.SetChecked(const ACheckListBox: TCustomCheckListBox; const AIndex: integer; const AChecked: boolean); begin end; initialization //////////////////////////////////////////////////// // To improve speed, register only classes // which actually implement something //////////////////////////////////////////////////// // RegisterWSComponent(TCustomCheckListBox, TWSCustomCheckListBox); //////////////////////////////////////////////////// end.