lazarus/lcl/interfaces/qt/qtwsarrow.pp
2008-02-09 20:32:37 +00:00

109 lines
3.6 KiB
ObjectPascal

{ $Id$}
{
*****************************************************************************
* QtWSArrow.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 QtWSArrow;
{$mode objfpc}{$H+}
interface
{$I qtdefines.inc}
uses
// Bindings
qt4,
qtwidgets,
// LCL
SysUtils, Controls, LCLType, LCLProc, Graphics, Arrow,
////////////////////////////////////////////////////
WSArrow, WSLCLClasses;
type
{ TQtWSArrow }
TQtWSArrow = class(TWSArrow)
private
protected
public
class function CreateHandle(const AWinControl: TWinControl;
const AParams: TCreateParams): TLCLIntfHandle; override;
class procedure SetType(const AArrow: TArrow; const AArrowType: TArrowType;
const AShadowType: TShadowType); override;
end;
implementation
{------------------------------------------------------------------------------
Method: TQtWSArrow.CreateHandle
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSArrow.CreateHandle(const AWinControl: TWinControl;
const AParams: TCreateParams): TLCLIntfHandle;
var
QtArrow: TQtArrow;
begin
{$ifdef VerboseQt}
WriteLn('> TQtWSArrow.CreateHandle for ',dbgsname(AWinControl));
{$endif}
QtArrow := TQtArrow.Create(AWinControl, AParams);
QtArrow.ArrowType := Ord(TArrow(AWinControl).ArrowType);
QtArrow.AttachEvents;
Result := TLCLIntfHandle(QtArrow);
{$ifdef VerboseQt}
WriteLn('< TQtWSArrow.CreateHandle for ',dbgsname(AWinControl),' Result: ', dbgHex(Result));
{$endif}
end;
{------------------------------------------------------------------------------
Method: TQtWSArrow.SetType
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSArrow.SetType(const AArrow: TArrow; const AArrowType: TArrowType;
const AShadowType: TShadowType);
var
QtArrow: TQtArrow;
begin
QtArrow := TQtArrow(AArrow.Handle);
QtArrow.ArrowType := Ord(AArrowType);
end;
initialization
////////////////////////////////////////////////////
// I M P O R T A N T
////////////////////////////////////////////////////
// To improve speed, register only classes
// which actually implement something
////////////////////////////////////////////////////
RegisterWSComponent(TArrow, TQtWSArrow);
////////////////////////////////////////////////////
end.