Initial import of kinetic-dui branch from the old kinetic

1 files changed, 173 insertions, 0 deletions

diff --git a/src/declarative/widgets/graphicswidgets.cpp b/src/declarative/widgets/graphicswidgets.cpp
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+++ b/src/declarative/widgets/graphicswidgets.cpp
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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.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "graphicswidgets.h"
+
+QT_BEGIN_NAMESPACE
+
+//### the single (default) property could alternatively be added to graphics view directly
+class QGraphicsViewDeclarativeUI : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QGraphicsScene *scene READ scene WRITE setScene)
+    Q_CLASSINFO("DefaultProperty", "scene")
+public:
+    QGraphicsViewDeclarativeUI(QObject *other) : QObject(other) {}
+
+    QGraphicsScene *scene() const { return static_cast<QGraphicsView *>(parent())->scene(); }
+    void setScene(QGraphicsScene *scene)
+    {
+        static_cast<QGraphicsView *>(parent())->setScene(scene);
+    }
+};
+QML_DEFINE_EXTENDED_TYPE(QGraphicsView,QGraphicsView,QGraphicsViewDeclarativeUI);
+
+class QGraphicsSceneDeclarativeUI : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QmlList<QObject *> *children READ children)
+    Q_CLASSINFO("DefaultProperty", "children")
+public:
+    QGraphicsSceneDeclarativeUI(QObject *other) : QObject(other), _children(other) {}
+
+    QmlList<QObject *> *children() { return &_children; }
+
+private:
+    class Children : public QmlConcreteList<QObject *>
+    {
+    public:
+        Children(QObject *scene) : q(scene) {}
+        virtual void append(QObject *o)
+        {
+            insert(-1, o);
+        }
+        virtual void clear()
+        {
+            for (int i = 0; i < count(); ++i)
+                if(QGraphicsWidget *w = qobject_cast<QGraphicsWidget *>(at(i)))
+                    static_cast<QGraphicsScene *>(q)->removeItem(w);
+            QmlConcreteList<QObject *>::clear();
+        }
+        virtual void removeAt(int i)
+        {
+            if(QGraphicsWidget *w = qobject_cast<QGraphicsWidget *>(at(i)))
+                static_cast<QGraphicsScene *>(q)->removeItem(w);
+            QmlConcreteList<QObject *>::removeAt(i);
+        }
+        virtual void insert(int i, QObject *o)
+        {
+            QmlConcreteList<QObject *>::insert(i, o);
+
+            //XXX are there any cases when insertion should be different from appension?
+            if(QGraphicsWidget *w = qobject_cast<QGraphicsWidget *>(o))
+                static_cast<QGraphicsScene *>(q)->addItem(w);
+            //else if (QWidget *w = qobject_cast<QWidget *>(o))
+            //    static_cast<QGraphicsScene *>(q)->addWidget(w);
+            //else
+            //    qWarning() << "Can't add" << o << "to a QGraphicsScene";
+        }
+    private:
+        QObject *q;
+    };
+    Children _children;
+};
+QML_DEFINE_EXTENDED_TYPE(QGraphicsScene,QGraphicsScene,QGraphicsSceneDeclarativeUI);
+
+class QGraphicsWidgetDeclarativeUI : public QObject
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QmlList<QObject *> *data READ data)
+    Q_PROPERTY(QmlList<QGraphicsItem *> *children READ children)
+    Q_PROPERTY(QGraphicsLayout *layout READ layout WRITE setLayout)
+    Q_CLASSINFO("DefaultProperty", "children")
+public:
+    QGraphicsWidgetDeclarativeUI(QObject *other) : QObject(other), _widgets(this) {}
+
+    QmlList<QObject *> *data() { return &_data; }
+
+    QmlList<QGraphicsItem *> *children() { return &_widgets; }
+
+    QGraphicsLayout *layout() const { return static_cast<QGraphicsWidget *>(parent())->layout(); }
+    void setLayout(QGraphicsLayout *lo)
+    {
+        static_cast<QGraphicsWidget *>(parent())->setLayout(lo);
+    }
+
+private:
+    friend class WidgetList;
+    void setItemParent(QGraphicsItem *wid)
+    {
+        wid->setParentItem(static_cast<QGraphicsWidget *>(parent()));
+    }
+
+    //###
+    void clearWidget()
+    {
+    }
+
+    class WidgetList : public QmlConcreteList<QGraphicsItem *>
+    {
+    public:
+        WidgetList(QGraphicsWidgetDeclarativeUI *o)
+            : obj(o) {}
+
+        virtual void append(QGraphicsItem *w)  { QmlConcreteList<QGraphicsItem *>::append(w); obj->setItemParent(w); }
+        virtual void clear() { QmlConcreteList<QGraphicsItem *>::clear(); obj->clearWidget(); }
+        virtual void removeAt(int i) { QmlConcreteList<QGraphicsItem *>::removeAt(i); }     //XXX
+        virtual void insert(int i, QGraphicsItem *item) { QmlConcreteList<QGraphicsItem *>::insert(i, item); obj->setItemParent(item); }
+
+    private:
+        QGraphicsWidgetDeclarativeUI *obj;
+    };
+    WidgetList _widgets;
+    QmlConcreteList<QObject *> _data;
+};
+
+QML_DEFINE_EXTENDED_TYPE(QGraphicsWidget,QGraphicsWidget,QGraphicsWidgetDeclarativeUI);
+
+QML_DEFINE_INTERFACE(QGraphicsItem);
+
+#include "graphicswidgets.moc"
+
+QT_END_NAMESPACE