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117 lines
3.0 KiB
117 lines
3.0 KiB
/*
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*
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* $Id: sourceheader 380067 2005-01-19 13:03:46Z trueg $
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* Copyright (C) 2005 Sebastian Trueg <trueg@k3b.org>
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*
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* This file is part of the K3b project.
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* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
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*
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* Based on the effects in popupMessage.cpp
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* Copyright (C) 2005 by Max Howell <max.howell@methylblue.com>
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* 2005 by Seb Ruiz <me@sebruiz.net>
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*
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* Dissolve Mask (c) Kicker Authors kickertip.cpp, 2005/08/17
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* See the file "COPYING" for the exact licensing terms.
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*/
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#ifndef _K3B_WIDGET_SHOW_EFFECT_H_
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#define _K3B_WIDGET_SHOW_EFFECT_H_
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#include <tqobject.h>
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#include <tqbitmap.h>
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/**
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* Helper class to show and hide a widget in a fancy way.
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*/
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class K3bWidgetShowEffect : public TQObject
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{
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TQ_OBJECT
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public:
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// FIXME: add an effect direction
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enum Effect {
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Dissolve = 1,
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Slide
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};
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K3bWidgetShowEffect( TQWidget* widget, Effect e = Slide );
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~K3bWidgetShowEffect();
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void setEffect( Effect e ) { m_effect = e; }
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/**
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* Using the widget effects the easy way.
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* \returns the K3bWidgetShowEffect instance used to show the widget.
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* Can be used to connect to signals.
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*/
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static K3bWidgetShowEffect* showWidget( TQWidget* w, Effect );
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/**
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* Using the widget effects the easy way.
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* \returns the K3bWidgetShowEffect instance used to hide the widget.
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* Can be used to connect to signals.
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*/
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static K3bWidgetShowEffect* hideWidget( TQWidget* w, Effect );
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signals:
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void widgetShown( TQWidget* );
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void widgetHidden( TQWidget* );
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public slots:
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/**
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* \param effectOnly If true K3bWidgetShowEffect will not call TQWidget::show().
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* This is only useful in case onw uses K3bWidgetShowEffect
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* to reimplement TQWidget::show(). In that case the caller
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* has to take care of showing the widget.
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*/
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void show( bool effectOnly = false );
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/**
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* \param effectOnly If true K3bWidgetShowEffect will not call TQWidget::hide().
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* This is only useful in case onw uses K3bWidgetShowEffect
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* to reimplement TQWidget::hide(). In that case the caller
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* has to take care of hiding the widget by connecting to
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* K3bWidgetShowEffect::widgetHidden()
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*/
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void hide( bool effectOnly = false );
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private:
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void timerEvent( TQTimerEvent* );
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/**
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* @short Gradually show widget by dissolving from background
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*/
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void dissolveMask();
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/**
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* @short animation to slide the widget into view
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*/
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void slideMask();
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Effect m_effect;
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TQWidget* m_widget;
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TQBitmap m_mask;
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int m_dissolveSize;
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int m_dissolveDelta;
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int m_offset;
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int m_timerId;
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// if true we show, otherwise we hide the widget
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bool m_bShow;
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bool m_deleteSelf;
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bool m_bEffectOnly;
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};
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#endif
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