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99 lines
2.8 KiB
C++
99 lines
2.8 KiB
C++
/*
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Copyright 2007 Robert Knight <robertknight@gmail.com>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef TABBAR_H
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#define TABBAR_H
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#include <KTabBar>
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#include <QTimer>
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#include <QtCore/qsharedpointer.h>
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class QPropertyAnimation;
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namespace Plasma
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{
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class FrameSvg;
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}
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namespace Kickoff
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{
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class TabBar : public KTabBar
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{
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Q_OBJECT
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Q_PROPERTY(qreal animValue READ animValue WRITE setAnimValue)
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public:
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TabBar(QWidget *parent);
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QSize sizeHint() const;
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/** Like the setCurrentIndex() method but switches the tab without using any
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animation. This is used e.g. within Launcher::reset() to switch back to the
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favorite tab before Kickoff got shown. */
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void setCurrentIndexWithoutAnimation(int index);
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/** Specifies whether hovering switches between tabs or if a click is required to switch the tabs. */
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void setSwitchTabsOnHover(bool switchOnHover);
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bool switchTabsOnHover() const;
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void setAnimateSwitch(bool animateSwitch);
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bool animateSwitch() const ;
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void setShape(Shape shape);
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qreal animValue() const;
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protected:
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int lastIndex() const;
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// reimplemented from KTabBar
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virtual QSize tabSizeHint(int index) const;
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virtual void paintEvent(QPaintEvent *event);
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virtual void leaveEvent(QEvent *event);
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virtual void mouseMoveEvent(QMouseEvent *event);
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virtual void resizeEvent(QResizeEvent* event);
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virtual void dragEnterEvent(QDragEnterEvent *event);
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bool isHorizontal() const;
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bool isVertical() const;
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protected slots:
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void switchToHoveredTab();
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void animationFinished();
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void startAnimation();
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void setAnimValue(qreal value);
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private:
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QPainterPath tabPath(const QRectF &r);
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static const int TAB_CONTENTS_MARGIN = 6;
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int m_hoveredTabIndex;
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QTimer m_tabSwitchTimer;
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bool m_switchOnHover;
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bool m_animateSwitch;
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QRectF m_currentAnimRect;
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int m_lastIndex[2];
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QWeakPointer<QPropertyAnimation> m_animation;
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qreal m_animProgress;
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Plasma::FrameSvg *background;
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QSize tabSize(int index) const;
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void storeLastIndex();
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};
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}
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#endif // TABBAR_H
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