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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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 are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QFXLAYOUTS_H
+#define QFXLAYOUTS_H
+
+#include <qfxitem.h>
+#include <QObject>
+#include <QString>
+#include <qmlstate.h>
+
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+class QFxBaseLayoutPrivate;
+
+class Q_DECLARATIVE_EXPORT QFxBaseLayout : public QFxItem
+{
+ Q_OBJECT
+
+ Q_PROPERTY(int spacing READ spacing WRITE setSpacing)
+ Q_PROPERTY(int margin READ margin WRITE setMargin)
+ Q_PROPERTY(QmlTransition *move READ move WRITE setMove)
+ Q_PROPERTY(QmlTransition *add READ add WRITE setAdd)
+ Q_PROPERTY(QmlTransition *remove READ remove WRITE setRemove)
+ Q_PROPERTY(QFxItem *item READ layoutItem NOTIFY layoutItemChanged)
+public:
+ enum AutoUpdateType { None = 0x0, Horizontal = 0x1, Vertical = 0x2, Both = 0x3 };
+ QFxBaseLayout(AutoUpdateType, QFxItem *parent);
+
+ int spacing() const;
+ void setSpacing(int);
+
+ int margin() const;
+ void setMargin(int);
+
+ QmlTransition *move() const;
+ void setMove(QmlTransition *);
+
+ QmlTransition *add() const;
+ void setAdd(QmlTransition *);
+
+ QmlTransition *remove() const;
+ void setRemove(QmlTransition *);
+
+ QFxItem *layoutItem() const;
+
+protected:
+ virtual void componentComplete();
+ virtual void childrenChanged();
+ virtual bool event(QEvent *);
+ QSet<QFxItem *>* newItems();
+ QSet<QFxItem *>* leavingItems();
+ QSet<QFxItem *>* items();
+ void applyAdd(const QList<QPair<QString, QVariant> >& changes, QFxItem* target);
+ void applyMove(const QList<QPair<QString, QVariant> >& changes, QFxItem* target);
+ void applyRemove(const QList<QPair<QString, QVariant> >& changes, QFxItem* target);
+
+Q_SIGNALS:
+ void layoutItemChanged();
+
+protected Q_SLOTS:
+ virtual void doLayout()=0;
+ void setLayoutItem(QFxItem *);
+
+private Q_SLOTS:
+ void preLayout();
+
+protected:
+ QFxBaseLayout(QFxBaseLayoutPrivate &dd, AutoUpdateType at, QFxItem *parent);
+ void setMovingItem(QFxItem *);
+
+private:
+ void applyTransition(const QList<QPair<QString, QVariant> >& changes, QFxItem* target,
+ QmlTransition* transition);
+ Q_DISABLE_COPY(QFxBaseLayout)
+ Q_DECLARE_PRIVATE(QFxBaseLayout)
+};
+
+class Q_DECLARATIVE_EXPORT QFxVerticalLayout : public QFxBaseLayout
+{
+ Q_OBJECT
+public:
+ QFxVerticalLayout(QFxItem *parent=0);
+protected Q_SLOTS:
+ virtual void doLayout();
+private:
+ Q_DISABLE_COPY(QFxVerticalLayout)
+};
+QML_DECLARE_TYPE(QFxVerticalLayout);
+
+class Q_DECLARATIVE_EXPORT QFxHorizontalLayout: public QFxBaseLayout
+{
+ Q_OBJECT
+public:
+ QFxHorizontalLayout(QFxItem *parent=0);
+protected Q_SLOTS:
+ virtual void doLayout();
+private:
+ Q_DISABLE_COPY(QFxHorizontalLayout)
+};
+QML_DECLARE_TYPE(QFxHorizontalLayout);
+
+class Q_DECLARATIVE_EXPORT QFxGridLayout : public QFxBaseLayout
+{
+ Q_OBJECT
+ Q_PROPERTY(int rows READ rows WRITE setRows)
+ Q_PROPERTY(int columns READ columns WRITE setcolumns)
+public:
+ QFxGridLayout(QFxItem *parent=0);
+
+ int rows() const {return _rows;}
+ void setRows(const int rows){_rows = rows;}
+
+ int columns() const {return _columns;}
+ void setcolumns(const int columns){_columns = columns;}
+protected Q_SLOTS:
+ virtual void doLayout();
+
+private:
+ int _rows;
+ int _columns;
+ Q_DISABLE_COPY(QFxGridLayout)
+};
+QML_DECLARE_TYPE(QFxGridLayout);
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+#endif