/**************************************************************************** ** ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the Qt3Support module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** GNU Lesser General Public License Usage ** 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. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU General ** Public License version 3.0 as published by the Free Software Foundation ** and appearing in the file LICENSE.GPL included in the packaging of this ** file. Please review the following information to ensure the GNU General ** Public License version 3.0 requirements will be met: ** http://www.gnu.org/copyleft/gpl.html. ** ** Other Usage ** Alternatively, this file may be used in accordance with the terms and ** conditions contained in a signed written agreement between you and Nokia. ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef Q3DOCKAREA_H #define Q3DOCKAREA_H #include #include #include #include #include QT_BEGIN_HEADER QT_BEGIN_NAMESPACE QT_MODULE(Qt3SupportLight) #ifndef QT_NO_MAINWINDOW class QBoxLayout; class Q3DockAreaLayout; class QMouseEvent; class Q3DockWindowResizeHandle; class Q3DockAreaPrivate; class QTextStream; class Q_COMPAT_EXPORT Q3DockAreaLayout : public QLayout { Q_OBJECT friend class Q3DockArea; public: Q3DockAreaLayout(QWidget* parent, Qt::Orientation o, QList *wl, int space = -1, int margin = -1, const char *name = 0) : QLayout(parent), orient(o), dirty(true), dockWindows(wl), parentWidget(parent) { if (space != -1) setSpacing(space); if (margin != -1) setMargin(margin); setObjectName(QString::fromAscii(name)); init(); } ~Q3DockAreaLayout() {} void addItem(QLayoutItem *) {} bool hasHeightForWidth() const; int heightForWidth(int) const; int widthForHeight(int) const; QSize sizeHint() const; QSize minimumSize() const; QLayoutItem *itemAt(int) const; QLayoutItem *takeAt(int); int count() const; Qt::Orientations expandingDirections() const { return Qt::Orientations(0); } void invalidate(); Qt::Orientation orientation() const { return orient; } QList lineList() const { return lines; } QList lineStarts() const { return ls; } protected: void setGeometry(const QRect&); private: Q_DISABLE_COPY(Q3DockAreaLayout) void init(); int layoutItems(const QRect&, bool testonly = false); Qt::Orientation orient; bool dirty; int cached_width, cached_height; int cached_hfw, cached_wfh; QList *dockWindows; QWidget *parentWidget; QList lines; QList ls; }; class Q_COMPAT_EXPORT Q3DockArea : public QWidget { Q_OBJECT Q_ENUMS(HandlePosition) Q_PROPERTY(Qt::Orientation orientation READ orientation) Q_PROPERTY(int count READ count) Q_PROPERTY(bool empty READ isEmpty) Q_PROPERTY(HandlePosition handlePosition READ handlePosition) friend class Q3DockWindow; friend class Q3DockWindowResizeHandle; friend class Q3DockAreaLayout; public: enum HandlePosition { Normal, Reverse }; Q3DockArea(Qt::Orientation o, HandlePosition h = Normal, QWidget* parent=0, const char* name=0); ~Q3DockArea(); void moveDockWindow(Q3DockWindow *w, const QPoint &globalPos, const QRect &rect, bool swap); void removeDockWindow(Q3DockWindow *w, bool makeFloating, bool swap, bool fixNewLines = true); void moveDockWindow(Q3DockWindow *w, int index = -1); bool hasDockWindow(Q3DockWindow *w, int *index = 0); void invalidNextOffset(Q3DockWindow *dw); Qt::Orientation orientation() const { return orient; } HandlePosition handlePosition() const { return hPos; } bool eventFilter(QObject *, QEvent *); bool isEmpty() const; int count() const; QList dockWindowList() const; bool isDockWindowAccepted(Q3DockWindow *dw); void setAcceptDockWindow(Q3DockWindow *dw, bool accept); public Q_SLOTS: void lineUp(bool keepNewLines); private: struct DockWindowData { int index; int offset; int line; QSize fixedExtent; QPointer area; }; int findDockWindow(Q3DockWindow *w); int lineOf(int index); DockWindowData *dockWindowData(Q3DockWindow *w); void dockWindow(Q3DockWindow *dockWindow, DockWindowData *data); void updateLayout(); void invalidateFixedSizes(); int maxSpace(int hint, Q3DockWindow *dw); void setFixedExtent(int d, Q3DockWindow *dw); bool isLastDockWindow(Q3DockWindow *dw); private: Q_DISABLE_COPY(Q3DockArea) Qt::Orientation orient; QList dockWindows; Q3DockAreaLayout *layout; HandlePosition hPos; QList forbiddenWidgets; Q3DockAreaPrivate *d; }; #ifndef QT_NO_TEXTSTREAM Q_COMPAT_EXPORT QTextStream &operator<<(QTextStream &, const Q3DockArea &); Q_COMPAT_EXPORT QTextStream &operator>>(QTextStream &, Q3DockArea &); #endif #endif // QT_NO_MAINWINDOW QT_END_NAMESPACE QT_END_HEADER #endif // Q3DOCKAREA_H