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-/****************************************************************************
-**
-** Copyright (C) 2010 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.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** Commercial Usage
-** Licensees holding valid Qt Commercial licenses may use this file in
-** accordance with the Qt Commercial License Agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and Nokia.
-**
-** 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.
-**
-** 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.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QLAYOUT_H
-#define QLAYOUT_H
-
-#include <QtCore/qobject.h>
-#include <QtGui/qlayoutitem.h>
-#include <QtGui/qsizepolicy.h>
-#include <QtCore/qrect.h>
-#include <QtCore/qmargins.h>
-
-#include <limits.h>
-
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-QT_MODULE(Gui)
-
-class QLayout;
-class QSize;
-
-#ifdef QT3_SUPPORT
-class Q_GUI_EXPORT QLayoutIterator
-{
-public:
- inline QT3_SUPPORT_CONSTRUCTOR QLayoutIterator(QLayout *i) : layout(i), index(0) {}
- inline QLayoutIterator(const QLayoutIterator &i)
- : layout(i.layout), index(i.index) {}
- inline QLayoutIterator &operator=(const QLayoutIterator &i) {
- layout = i.layout;
- index = i.index;
- return *this;
- }
- inline QT3_SUPPORT QLayoutItem *operator++();
- inline QT3_SUPPORT QLayoutItem *current();
- inline QT3_SUPPORT QLayoutItem *takeCurrent();
- inline QT3_SUPPORT void deleteCurrent();
-
-private:
- // hack to avoid deprecated warning
- friend class QLayout;
- inline QLayoutIterator(QLayout *i, bool) : layout(i), index(0) {}
- QLayout *layout;
- int index;
-};
-#endif
-
-class QLayoutPrivate;
-
-class Q_GUI_EXPORT QLayout : public QObject, public QLayoutItem
-{
- Q_OBJECT
- Q_DECLARE_PRIVATE(QLayout)
-
- Q_ENUMS(SizeConstraint)
- Q_PROPERTY(int margin READ margin WRITE setMargin)
- Q_PROPERTY(int spacing READ spacing WRITE setSpacing)
- Q_PROPERTY(SizeConstraint sizeConstraint READ sizeConstraint WRITE setSizeConstraint)
-public:
- enum SizeConstraint {
- SetDefaultConstraint,
- SetNoConstraint,
- SetMinimumSize,
- SetFixedSize,
- SetMaximumSize,
- SetMinAndMaxSize
-#if defined(QT3_SUPPORT) && !defined(Q_MOC_RUN)
- , Auto = SetDefaultConstraint,
- FreeResize = SetNoConstraint,
- Minimum = SetMinimumSize,
- Fixed = SetFixedSize
-#endif
- };
-
- QLayout(QWidget *parent);
- QLayout();
- ~QLayout();
-
- int margin() const;
- int spacing() const;
-
- void setMargin(int);
- void setSpacing(int);
-
- void setContentsMargins(int left, int top, int right, int bottom);
- void setContentsMargins(const QMargins &margins);
- void getContentsMargins(int *left, int *top, int *right, int *bottom) const;
- QMargins contentsMargins() const;
- QRect contentsRect() const;
-
- bool setAlignment(QWidget *w, Qt::Alignment alignment);
- bool setAlignment(QLayout *l, Qt::Alignment alignment);
-#ifdef Q_NO_USING_KEYWORD
- inline void setAlignment(Qt::Alignment alignment) { QLayoutItem::setAlignment(alignment); }
-#else
- using QLayoutItem::setAlignment;
-#endif
-
- void setSizeConstraint(SizeConstraint);
- SizeConstraint sizeConstraint() const;
-#ifdef QT3_SUPPORT
- inline QT3_SUPPORT void setResizeMode(SizeConstraint s) {setSizeConstraint(s);}
- inline QT3_SUPPORT SizeConstraint resizeMode() const {return sizeConstraint();}
-#endif
- void setMenuBar(QWidget *w);
- QWidget *menuBar() const;
-
- QWidget *parentWidget() const;
-
- void invalidate();
- QRect geometry() const;
- bool activate();
- void update();
-
- void addWidget(QWidget *w);
- virtual void addItem(QLayoutItem *) = 0;
-
- void removeWidget(QWidget *w);
- void removeItem(QLayoutItem *);
-
- Qt::Orientations expandingDirections() const;
- QSize minimumSize() const;
- QSize maximumSize() const;
- virtual void setGeometry(const QRect&);
- virtual QLayoutItem *itemAt(int index) const = 0;
- virtual QLayoutItem *takeAt(int index) = 0;
- virtual int indexOf(QWidget *) const;
- virtual int count() const = 0;
- bool isEmpty() const;
-
- int totalHeightForWidth(int w) const;
- QSize totalMinimumSize() const;
- QSize totalMaximumSize() const;
- QSize totalSizeHint() const;
- QLayout *layout();
-
- void setEnabled(bool);
- bool isEnabled() const;
-
-#ifdef QT3_SUPPORT
- QT3_SUPPORT void freeze(int w=0, int h=0);
- QT3_SUPPORT bool isTopLevel() const;
-#endif
-
- static QSize closestAcceptableSize(const QWidget *w, const QSize &s);
-
-protected:
- void widgetEvent(QEvent *);
- void childEvent(QChildEvent *e);
- void addChildLayout(QLayout *l);
- void addChildWidget(QWidget *w);
-#ifdef QT3_SUPPORT
- QT3_SUPPORT void deleteAllItems();
-#endif
-
- QRect alignmentRect(const QRect&) const;
-protected:
- QLayout(QLayoutPrivate &d, QLayout*, QWidget*);
-
-private:
- Q_DISABLE_COPY(QLayout)
-
- static void activateRecursiveHelper(QLayoutItem *item);
-
- friend class QApplicationPrivate;
- friend class QWidget;
-
-#ifdef QT3_SUPPORT
-public:
- QT3_SUPPORT_CONSTRUCTOR QLayout(QWidget *parent, int margin, int spacing = -1,
- const char *name = 0);
- QT3_SUPPORT_CONSTRUCTOR QLayout(QLayout *parentLayout, int spacing = -1, const char *name = 0);
- QT3_SUPPORT_CONSTRUCTOR QLayout(int spacing, const char *name = 0);
- inline QT3_SUPPORT QWidget *mainWidget() const { return parentWidget(); }
- inline QT3_SUPPORT void remove(QWidget *w) { removeWidget(w); }
- inline QT3_SUPPORT void add(QWidget *w) { addWidget(w); }
-
- QT3_SUPPORT void setAutoAdd(bool a);
- QT3_SUPPORT bool autoAdd() const;
- inline QT3_SUPPORT QLayoutIterator iterator() { return QLayoutIterator(this,true); }
-
- inline QT3_SUPPORT int defaultBorder() const { return spacing(); }
-#endif
-};
-
-#ifdef QT3_SUPPORT
-inline QLayoutItem *QLayoutIterator::operator++() { return layout->itemAt(++index); }
-inline QLayoutItem *QLayoutIterator::current() { return layout->itemAt(index); }
-inline QLayoutItem *QLayoutIterator::takeCurrent() { return layout->takeAt(index); }
-inline void QLayoutIterator::deleteCurrent() { delete layout->takeAt(index); }
-#endif
-
-//### support old includes
-#if 1 //def QT3_SUPPORT
-QT_BEGIN_INCLUDE_NAMESPACE
-#include <QtGui/qboxlayout.h>
-#include <QtGui/qgridlayout.h>
-QT_END_INCLUDE_NAMESPACE
-#endif
-
-QT_END_NAMESPACE
-
-QT_END_HEADER
-
-#endif // QLAYOUT_H
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