New QmlDesigner plugin & Design mode

This adds a new "Design" mode that can be used to manipulate qml files
in a visual way. It will only get build if you have the declarativeui
module in Qt.

This is a squashed import from the Bauhaus project. Share & enjoy :)

src/plugins/qmldesigner/components/integration/componentview.h

@@ -0,0 +1,105 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+
+#ifndef COMPONENTVIEW_H
+#define COMPONENTVIEW_H
+
+#include <abstractview.h>
+#include <modelnode.h>
+
+#include <QStringList>
+
+class QStandardItemModel;
+
+namespace QmlDesigner {
+
+class ComponentView : public AbstractView
+{
+    Q_OBJECT
+
+public:
+    enum UserRoles
+    {
+        ModelNodeRole = Qt::UserRole
+    };
+
+    ComponentView(QObject *parent);
+
+    void modelAttached(Model *model);
+    void modelAboutToBeDetached(Model *model);
+
+    void nodeCreated(const ModelNode &createdNode);
+    void nodeAboutToBeRemoved(const ModelNode &removedNode);
+    void nodeRemoved(const ModelNode &removedNode, const NodeAbstractProperty &parentProperty, PropertyChangeFlags propertyChange);
+    void nodeReparented(const ModelNode &node, const NodeAbstractProperty &newPropertyParent, const NodeAbstractProperty &oldPropertyParent, AbstractView::PropertyChangeFlags propertyChange);
+    void nodeIdChanged(const ModelNode& node, const QString& newId, const QString& oldId);
+    void propertiesAboutToBeRemoved(const QList<AbstractProperty>& propertyList);
+    void propertiesRemoved(const QList<AbstractProperty>& propertyList);
+    void variantPropertiesChanged(const QList<VariantProperty>& propertyList, PropertyChangeFlags propertyChange);
+    void bindingPropertiesChanged(const QList<BindingProperty>& propertyList, PropertyChangeFlags propertyChange);
+    void nodeTypeChanged(const ModelNode &node,const QString &type, int majorVersion, int minorVersion);
+
+
+
+    void selectedNodesChanged(const QList<ModelNode> &selectedNodeList,
+                                      const QList<ModelNode> &lastSelectedNodeList);
+
+    void fileUrlChanged(const QUrl &oldUrl, const QUrl &newUrl);
+
+    void nodeSlidedToIndex(const NodeListProperty &listProperty, int newIndex, int oldIndex);
+
+    void importsChanged();
+
+    void auxiliaryDataChanged(const ModelNode &node, const QString &name, const QVariant &data);
+
+    void customNotification(const AbstractView *view, const QString &identifier, const QList<ModelNode> &nodeList, const QList<QVariant> &data);
+
+
+    QStandardItemModel *standardItemModel() const;
+
+    ModelNode modelNode(int index) const;
+
+signals:
+    void componentListChanged(const QStringList &componentList);
+
+private: //functions
+    void updateModel();
+    void searchForComponentAndAddToList(const ModelNode &node);
+//    void searchForComponentAndRemoveFromList(const ModelNode &node);
+    void appendWholeDocumentAsComponent();
+
+private:
+    QStringList m_componentList;
+    QStandardItemModel *m_standardItemModel;
+    bool m_listChanged;
+};
+
+} // namespace QmlDesigner
+
+#endif // COMPONENTVIEW_H