/**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtGui module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QTABBAR_P_H #define QTABBAR_P_H // // W A R N I N G // ------------- // // This file is not part of the Qt API. It exists purely as an // implementation detail. This header file may change from version to // version without notice, or even be removed. // // We mean it. // #include "qtabbar.h" #include "private/qwidget_p.h" #include #include #include #include #include #ifndef QT_NO_TABBAR #define ANIMATION_DURATION 250 #include QT_BEGIN_NAMESPACE class QTabBarPrivate : public QWidgetPrivate { Q_DECLARE_PUBLIC(QTabBar) public: QTabBarPrivate() :currentIndex(-1), pressedIndex(-1), shape(QTabBar::RoundedNorth), layoutDirty(false), drawBase(true), scrollOffset(0), expanding(true), closeButtonOnTabs(false), selectionBehaviorOnRemove(QTabBar::SelectRightTab), paintWithOffsets(true), movable(false), dragInProgress(false), documentMode(false), movingTab(0) {} int currentIndex; int pressedIndex; QTabBar::Shape shape; bool layoutDirty; bool drawBase; int scrollOffset; struct Tab { inline Tab(const QIcon &ico, const QString &txt) : enabled(true) , shortcutId(0) , text(txt) , icon(ico) , leftWidget(0) , rightWidget(0) , lastTab(-1) , timeLine(0) , dragOffset(0) {} bool enabled; int shortcutId; QString text; #ifndef QT_NO_TOOLTIP QString toolTip; #endif #ifndef QT_NO_WHATSTHIS QString whatsThis; #endif QIcon icon; QRect rect; QRect minRect; QRect maxRect; QColor textColor; QVariant data; QWidget *leftWidget; QWidget *rightWidget; int lastTab; QTimeLine *timeLine; int dragOffset; void makeTimeLine(QWidget *q) { if (timeLine) return; timeLine = new QTimeLine(ANIMATION_DURATION, q); q->connect(timeLine, SIGNAL(frameChanged(int)), q, SLOT(_q_moveTab(int))); q->connect(timeLine, SIGNAL(finished()), q, SLOT(_q_moveTabFinished())); } }; QList tabList; QHash animations; int calculateNewPosition(int from, int to, int index) const; void slide(int from, int to); void init(); int extraWidth() const; Tab *at(int index); const Tab *at(int index) const; int indexAtPos(const QPoint &p) const; inline bool validIndex(int index) const { return index >= 0 && index < tabList.count(); } void setCurrentNextEnabledIndex(int offset); QSize minimumTabSizeHint(int index); QToolButton* rightB; // right or bottom QToolButton* leftB; // left or top void _q_scrollTabs(); void _q_closeTab(); void _q_moveTab(int); void _q_moveTabFinished(); void _q_moveTabFinished(int offset); QRect hoverRect; void refresh(); void layoutTabs(); void layoutWidgets(int index = -1); void layoutTab(int index); void updateMacBorderMetrics(); void setupMovableTab(); void makeVisible(int index); QSize iconSize; Qt::TextElideMode elideMode; bool useScrollButtons; bool expanding; bool closeButtonOnTabs; QTabBar::SelectionBehavior selectionBehaviorOnRemove; QPoint dragStartPosition; bool paintWithOffsets; bool movable; bool dragInProgress; bool documentMode; QWidget *movingTab; // shared by tabwidget and qtabbar static void initStyleBaseOption(QStyleOptionTabBarBaseV2 *optTabBase, QTabBar *tabbar, QSize size) { QStyleOptionTab tabOverlap; tabOverlap.shape = tabbar->shape(); int overlap = tabbar->style()->pixelMetric(QStyle::PM_TabBarBaseOverlap, &tabOverlap, tabbar); QWidget *theParent = tabbar->parentWidget(); optTabBase->init(tabbar); optTabBase->shape = tabbar->shape(); optTabBase->documentMode = tabbar->documentMode(); if (theParent && overlap > 0) { QRect rect; switch (tabOverlap.shape) { case QTabBar::RoundedNorth: case QTabBar::TriangularNorth: rect.setRect(0, size.height()-overlap, size.width(), overlap); break; case QTabBar::RoundedSouth: case QTabBar::TriangularSouth: rect.setRect(0, 0, size.width(), overlap); break; case QTabBar::RoundedEast: case QTabBar::TriangularEast: rect.setRect(0, 0, overlap, size.height()); break; case QTabBar::RoundedWest: case QTabBar::TriangularWest: rect.setRect(size.width() - overlap, 0, overlap, size.height()); break; } optTabBase->rect = rect; } } }; class CloseButton : public QAbstractButton { Q_OBJECT public: CloseButton(QWidget *parent = 0); QSize sizeHint() const; inline QSize minimumSizeHint() const { return sizeHint(); } void enterEvent(QEvent *event); void leaveEvent(QEvent *event); void paintEvent(QPaintEvent *event); }; QT_END_NAMESPACE #endif #endif