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#if 0
// Note: this file has been copied from the TQt source.
// Those classes are normally used internally in TQt
// but we need them for immitate the roll-over effect of TQComboBox.
//
// Some class definitions have been moved from qeffects.cpp to this file.
// They are framed with the comment "MOVED FROM qeffect.cpp"
/****************************************************************************
** $Id: qt/qeffects_p.h 3.3.4 edited May 27 2003 $
**
** Definition of TQEffects functions
**
** Created : 000621
**
** Copyright (C) 2000 Trolltech AS. All rights reserved.
**
** This file is part of the widgets module of the TQt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.TQPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid TQt Enterprise Edition or TQt Professional Edition
** licenses may use this file in accordance with the TQt Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about TQt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for TQPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef TQEFFECTS_P_H
#define TQEFFECTS_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the TQt API. It exists for the convenience
// of qeffects.cpp, qcombobox.cpp, qpopupmenu.cpp and qtooltip.cpp.
// This header file may change from version to version without notice,
// or even be removed.
//
// We mean it.
//
//
#ifndef TQT_H
#include "tqnamespace.h"
#endif // TQT_H
#ifndef TQT_NO_EFFECTS
class TQWidget;
struct TQEffects
{
enum Direction {
LeftScroll = 0x0001,
RightScroll = 0x0002,
UpScroll = 0x0004,
DownScroll = 0x0008
};
typedef uint DirFlags;
};
extern void TQ_EXPORT qScrollEffect( TQWidget*, TQEffects::DirFlags dir = TQEffects::DownScroll, int time = -1 );
extern void TQ_EXPORT qFadeEffect( TQWidget*, int time = -1 );
/******************* MOVED FROM qeffect.cpp: */
#include "tqguardedptr.h"
#include "tqdatetime.h"
#include "tqtimer.h"
#include "tqpixmap.h"
#include "tqimage.h"
/*
Internal class to get access to protected TQWidget-members
*/
class TQAccessWidget : public TQWidget
{
friend class TQAlphaWidget;
friend class TQRollEffect;
public:
TQAccessWidget( TQWidget* parent=0, const char* name=0, WFlags f = 0 )
: TQWidget( parent, name, f ) {}
};
/*
Internal class TQAlphaWidget.
The TQAlphaWidget is shown while the animation lasts
and displays the pixmap resulting from the alpha blending.
*/
class TQAlphaWidget: public TQWidget, private TQEffects
{
Q_OBJECT
TQ_OBJECT
public:
TQAlphaWidget( TQWidget* w, WFlags f = 0 );
void run( int time );
protected:
void paintEvent( TQPaintEvent* e );
void closeEvent( TQCloseEvent* );
bool eventFilter( TQObject* o, TQEvent* e );
void alphaBlend();
protected slots:
void render();
private:
TQPixmap pm;
double alpha;
TQImage back;
TQImage front;
TQImage mixed;
TQGuardedPtr<TQAccessWidget> widget;
int duration;
int elapsed;
bool showWidget;
TQTimer anim;
TQTime checkTime;
};
/*
Internal class TQRollEffect
The TQRollEffect widget is shown while the animation lasts
and displays a scrolling pixmap.
*/
class TQRollEffect : public TQWidget, private TQEffects
{
Q_OBJECT
TQ_OBJECT
public:
TQRollEffect( TQWidget* w, WFlags f, DirFlags orient );
void run( int time );
protected:
void paintEvent( TQPaintEvent* );
bool eventFilter( TQObject*, TQEvent* );
void closeEvent( TQCloseEvent* );
private slots:
void scroll();
private:
TQGuardedPtr<TQAccessWidget> widget;
int currentHeight;
int currentWidth;
int totalHeight;
int totalWidth;
int duration;
int elapsed;
bool done;
bool showWidget;
int orientation;
TQTimer anim;
TQTime checkTime;
TQPixmap pm;
};
/******************************/
#endif // TQT_NO_EFFECTS
#endif // TQEFFECTS_P_H
#endif // #if 0
|
