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#ifndef STATESEDITORVIEW_H
#define STATESEDITORVIEW_H

#include <abstractview.h>

#include <qmlstate.h>

namespace QmlDesigner {


class StatesEditorModel;
class StatesEditorWidget;

class StatesEditorView : public AbstractView {
    Q_OBJECT

public:
    explicit StatesEditorView(QObject *parent = 0);
    ~StatesEditorView();

    void renameState(int internalNodeId,const QString &newName);
    bool validStateName(const QString &name) const;
    QString currentStateName() const;
    void setCurrentState(const QmlModelState &state);
    QmlModelState baseState() const;
    QmlModelStateGroup rootStateGroup() const;

    // AbstractView
    void modelAttached(Model *model) override;
    void modelAboutToBeDetached(Model *model) override;
    void propertiesRemoved(const QList<AbstractProperty>& propertyList) override;
    void variantPropertiesChanged(const QList<VariantProperty>& propertyList,
                                  PropertyChangeFlags propertyChange) override;

    void nodeAboutToBeRemoved(const ModelNode &removedNode) override;
    void nodeRemoved(const ModelNode &removedNode,
                     const NodeAbstractProperty &parentProperty,
                     PropertyChangeFlags propertyChange) override;
    void nodeAboutToBeReparented(const ModelNode &node,
                                 const NodeAbstractProperty &newPropertyParent,
                                 const NodeAbstractProperty &oldPropertyParent,
                                 AbstractView::PropertyChangeFlags propertyChange) override;
    void nodeReparented(const ModelNode &node,
                        const NodeAbstractProperty &newPropertyParent,
                        const NodeAbstractProperty &oldPropertyParent,
                        AbstractView::PropertyChangeFlags propertyChange) override;
    void nodeOrderChanged(const NodeListProperty &listProperty, const ModelNode &movedNode, int oldIndex) override;


    // AbstractView
    void currentStateChanged(const ModelNode &node) override;

    void scriptFunctionsChanged(const ModelNode &node, const QStringList &scriptFunctionList) override;
    void nodeIdChanged(const ModelNode &node, const QString &newId, const QString &oldId) override;
    void bindingPropertiesChanged(const QList<BindingProperty> &propertyList, PropertyChangeFlags propertyChange) override;
    void signalHandlerPropertiesChanged(const QVector<SignalHandlerProperty>& propertyList,PropertyChangeFlags propertyChange) override;
    void selectedNodesChanged(const QList<ModelNode> &selectedNodeList, const QList<ModelNode> &lastSelectedNodeList) override;

    void instancesPreviewImageChanged(const QVector<ModelNode> &nodeList) override;

    WidgetInfo widgetInfo() override;

    void nodeCreated(const ModelNode &createdNode) override;
    void propertiesAboutToBeRemoved(const QList<AbstractProperty> &propertyList) override;
    void rootNodeTypeChanged(const QString &type, int majorVersion, int minorVersion) override;
    void instancePropertyChange(const QList<QPair<ModelNode, PropertyName> > &propertyList) override;
    void instancesCompleted(const QVector<ModelNode> &completedNodeList) override;
    void instanceInformationsChange(const QMultiHash<ModelNode, InformationName> &informationChangeHash) override;
    void instancesRenderImageChanged(const QVector<ModelNode> &nodeList) override;
    void instancesChildrenChanged(const QVector<ModelNode> &nodeList) override;
    void instancesToken(const QString &tokenName, int tokenNumber, const QVector<ModelNode> &nodeVector) override;
    void nodeSourceChanged(const ModelNode &modelNode, const QString &newNodeSource) override;
    void rewriterBeginTransaction() override;
    void rewriterEndTransaction() override;
    void importsChanged(const QList<Import> &addedImports, const QList<Import> &removedImports) override;

public slots:
    void synchonizeCurrentStateFromWidget();
    void createNewState();
    void removeState(int nodeId);

private:
    StatesEditorWidget *statesEditorWidget() const;
    void resetModel();
    void addState();
    void duplicateCurrentState();
    void checkForWindow();

private:
    QPointer<StatesEditorModel> m_statesEditorModel;
    QPointer<StatesEditorWidget> m_statesEditorWidget;
    int m_lastIndex;
};

} // namespace QmlDesigner

#endif // STATESEDITORVIEW_H
