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/****************************************************************************
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**
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QTOOLBARAREALAYOUT_P_H
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#define QTOOLBARAREALAYOUT_P_H
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//
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// W A R N I N G
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// -------------
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//
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// This file is not part of the Qt API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// We mean it.
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//
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#include <QList>
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#include <QSize>
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#include <QRect>
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QT_BEGIN_NAMESPACE
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static inline int pick(Qt::Orientation o, const QPoint &pos)
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{ return o == Qt::Horizontal ? pos.x() : pos.y(); }
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static inline int pick(Qt::Orientation o, const QSize &size)
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{ return o == Qt::Horizontal ? size.width() : size.height(); }
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static inline int &rpick(Qt::Orientation o, QPoint &pos)
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{ return o == Qt::Horizontal ? pos.rx() : pos.ry(); }
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static inline int &rpick(Qt::Orientation o, QSize &size)
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{ return o == Qt::Horizontal ? size.rwidth() : size.rheight(); }
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static inline QSizePolicy::Policy pick(Qt::Orientation o, const QSizePolicy &policy)
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{ return o == Qt::Horizontal ? policy.horizontalPolicy() : policy.verticalPolicy(); }
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static inline int perp(Qt::Orientation o, const QPoint &pos)
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{ return o == Qt::Vertical ? pos.x() : pos.y(); }
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static inline int perp(Qt::Orientation o, const QSize &size)
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{ return o == Qt::Vertical ? size.width() : size.height(); }
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static inline int &rperp(Qt::Orientation o, QPoint &pos)
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{ return o == Qt::Vertical ? pos.rx() : pos.ry(); }
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static inline int &rperp(Qt::Orientation o, QSize &size)
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{ return o == Qt::Vertical ? size.rwidth() : size.rheight(); }
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#ifndef QT_NO_TOOLBAR
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class QToolBar;
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class QLayoutItem;
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class QMainWindow;
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class QStyleOptionToolBar;
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class QToolBarAreaLayoutItem
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{
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public:
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QToolBarAreaLayoutItem(QLayoutItem *item = 0)
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: widgetItem(item), pos(0), size(-1), preferredSize(-1), gap(false) {}
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bool skip() const;
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QSize minimumSize() const;
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QSize sizeHint() const;
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QSize realSizeHint() const;
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void resize(Qt::Orientation o, int newSize)
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{
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newSize = qMax(pick(o, minimumSize()), newSize);
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int sizeh = pick(o, sizeHint());
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if (newSize == sizeh) {
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preferredSize = -1;
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size = sizeh;
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} else {
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preferredSize = newSize;
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}
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}
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void extendSize(Qt::Orientation o, int extent)
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{
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int newSize = qMax(pick(o, minimumSize()), (preferredSize > 0 ? preferredSize : size) + extent);
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int sizeh = pick(o, sizeHint());
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if (newSize == sizeh) {
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preferredSize = -1;
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size = sizeh;
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} else {
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preferredSize = newSize;
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}
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}
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QLayoutItem *widgetItem;
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int pos;
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int size;
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int preferredSize;
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bool gap;
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};
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class QToolBarAreaLayoutLine
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{
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public:
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QToolBarAreaLayoutLine(Qt::Orientation orientation);
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QSize sizeHint() const;
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QSize minimumSize() const;
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void fitLayout();
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bool skip() const;
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QRect rect;
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Qt::Orientation o;
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QList<QToolBarAreaLayoutItem> toolBarItems;
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};
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class QToolBarAreaLayoutInfo
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{
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public:
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enum { EmptyDockAreaSize = 80 }; // when a dock area is empty, how "wide" is it?
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QToolBarAreaLayoutInfo(QInternal::DockPosition pos = QInternal::TopDock);
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QList<QToolBarAreaLayoutLine> lines;
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QSize sizeHint() const;
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QSize minimumSize() const;
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void fitLayout();
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QLayoutItem *insertToolBar(QToolBar *before, QToolBar *toolBar);
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void insertItem(QToolBar *before, QLayoutItem *item);
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void removeToolBar(QToolBar *toolBar);
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void insertToolBarBreak(QToolBar *before);
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void removeToolBarBreak(QToolBar *before);
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void moveToolBar(QToolBar *toolbar, int pos);
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QList<int> gapIndex(const QPoint &pos) const;
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bool insertGap(const QList<int> &path, QLayoutItem *item);
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void clear();
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QRect itemRect(const QList<int> &path) const;
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QRect appendLineDropRect() const;
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QRect rect;
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Qt::Orientation o;
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QInternal::DockPosition dockPos;
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bool dirty;
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};
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class QToolBarAreaLayout
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{
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public:
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enum { // sentinel values used to validate state data
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ToolBarStateMarker = 0xfe,
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ToolBarStateMarkerEx = 0xfc
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};
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QRect rect;
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const QMainWindow *mainWindow;
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QToolBarAreaLayoutInfo docks[4];
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bool visible;
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QToolBarAreaLayout(const QMainWindow *win);
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QRect fitLayout();
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QSize minimumSize(const QSize ¢erMin) const;
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QRect rectHint(const QRect &r) const;
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QSize sizeHint(const QSize ¢er) const;
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void apply(bool animate);
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QLayoutItem *itemAt(int *x, int index) const;
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QLayoutItem *takeAt(int *x, int index);
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void deleteAllLayoutItems();
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QLayoutItem *insertToolBar(QToolBar *before, QToolBar *toolBar);
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void removeToolBar(QToolBar *toolBar);
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QLayoutItem *addToolBar(QInternal::DockPosition pos, QToolBar *toolBar);
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void insertToolBarBreak(QToolBar *before);
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void removeToolBarBreak(QToolBar *before);
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void addToolBarBreak(QInternal::DockPosition pos);
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void moveToolBar(QToolBar *toolbar, int pos);
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void insertItem(QInternal::DockPosition pos, QLayoutItem *item);
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void insertItem(QToolBar *before, QLayoutItem *item);
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QInternal::DockPosition findToolBar(QToolBar *toolBar) const;
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bool toolBarBreak(QToolBar *toolBar) const;
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void getStyleOptionInfo(QStyleOptionToolBar *option, QToolBar *toolBar) const;
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QList<int> indexOf(QWidget *toolBar) const;
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QList<int> gapIndex(const QPoint &pos) const;
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QList<int> currentGapIndex() const;
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bool insertGap(const QList<int> &path, QLayoutItem *item);
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void remove(const QList<int> &path);
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void remove(QLayoutItem *item);
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void clear();
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QToolBarAreaLayoutItem &item(const QList<int> &path);
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QRect itemRect(const QList<int> &path) const;
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QLayoutItem *plug(const QList<int> &path);
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QLayoutItem *unplug(const QList<int> &path, QToolBarAreaLayout *other);
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void saveState(QDataStream &stream) const;
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bool restoreState(QDataStream &stream, const QList<QToolBar*> &toolBars, uchar tmarker, bool pre43, bool testing = false);
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bool isEmpty() const;
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};
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QT_END_NAMESPACE
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#endif // QT_NO_TOOLBAR
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#endif // QTOOLBARAREALAYOUT_P_H
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