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149 lines
4.8 KiB
149 lines
4.8 KiB
/***************************************************************************
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* Copyright (C) 2005 by Max Howell <max.howell@methylblue.com> *
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* (C) 2004 Frederik Holljen <fh@ez.no> *
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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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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Steet, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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/** WARNING this is not meant for use outside this unit! */
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#ifndef AMAROK_TOGGLELABEL_H
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#define AMAROK_TOGGLELABEL_H
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#include "debug.h"
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#include "overlayWidget.h"
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#include "popupMessage.h"
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#include <kactionclasses.h>
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#include <kglobalsettings.h>
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#include <kiconloader.h>
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#include <qiconset.h>
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#include <qlabel.h>
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#include <qtimer.h>
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#include <qtooltip.h>
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class ToggleLabel : public QLabel
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{
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Q_OBJECT
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KToggleAction const*const m_action;
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signals:
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void toggled( bool );
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public:
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ToggleLabel( KToggleAction const*const action, QWidget *parent )
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: QLabel( parent )
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, m_action( action )
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, m_tooltip( 0 )
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, m_tooltipShowing( false )
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, m_tooltipHidden( false )
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{
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connect( this, SIGNAL(toggled( bool )), action, SLOT(setChecked( bool )) );
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connect( action, SIGNAL(toggled( bool )), this, SLOT(setChecked( bool )) );
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connect( action, SIGNAL(enabled( bool )), this, SLOT(setEnabled( bool )) );
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setChecked( isChecked() );
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}
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inline bool isChecked() const { return m_action->isChecked(); }
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inline bool isEnabled() const { return m_action->isEnabled(); }
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protected:
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void mousePressEvent( QMouseEvent* )
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{
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hideToolTip();
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const bool b = !isChecked();
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if( isEnabled() )
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{
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setChecked( b );
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emit toggled( b );
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}
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}
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void enterEvent( QEvent* )
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{
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//Show the tooltip after 1/2 second
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m_tooltipHidden = false;
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QTimer::singleShot( 500, this, SLOT(aboutToShow()) );
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}
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void leaveEvent( QEvent* )
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{
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hideToolTip();
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}
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public slots:
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void setChecked( bool on )
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{
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setPixmap( m_action->iconSet().pixmap( QIconSet::Small, on ? QIconSet::Normal : QIconSet::Disabled ) );
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}
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void setEnabled( bool /*on*/ ) { }
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private slots:
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void aboutToShow()
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{
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if( hasMouse() && !m_tooltipHidden )
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showToolTip();
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}
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private:
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void showToolTip()
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{
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if( m_tooltipShowing )
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return;
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m_tooltipShowing = true;
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QString tip = m_action->isChecked() ? i18n("%1: on") : i18n("%1: off");
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if( !isEnabled() )
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tip += i18n(" <br> <i>Disabled</i>");
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tip += " ";
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const QString path = KGlobal::iconLoader()->iconPath( m_action->icon(), -KIcon::SizeHuge );
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m_tooltip = new KDE::PopupMessage( parentWidget()->parentWidget(), parentWidget(), 0 /*timeout*/ );
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m_tooltip->setShowCloseButton( false );
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m_tooltip->setShowCounter( false );
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m_tooltip->setMaskEffect( KDE::PopupMessage::Plain );
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m_tooltip->setText( tip.arg(m_action->text().remove('&') ) );
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m_tooltip->setImage( path );
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m_tooltip->reposition();
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m_tooltip->display();
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}
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void hideToolTip()
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{
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m_tooltipHidden = true;
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if( m_tooltipShowing )
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{
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m_tooltip->close();
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m_tooltipShowing = false;
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}
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}
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KDE::PopupMessage *m_tooltip;
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bool m_tooltipShowing;
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bool m_tooltipHidden;
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};
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#endif
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