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#ifndef CONTAINERWIDGER_TASKMENU_H

#define CONTAINERWIDGER_TASKMENU_H

#include <qdesigner_taskmenu_p.h>

#include <shared_enums_p.h>

#include <extensionfactory_p.h>

#include <QtCore/QPointer>

QT_BEGIN_NAMESPACE

class QDesignerFormWindowInterface;

class QDesignerFormEditorInterface;

class QDesignerContainerExtension;

class QAction;

class QMdiArea;

class QWorkspace;

class QMenu;

class QWizard;

namespace qdesigner_internal {

class PromotionTaskMenu;

// ContainerWidgetTaskMenu: Task menu for containers with extension

class ContainerWidgetTaskMenu: public QDesignerTaskMenu

{

    Q_OBJECT

public:

    explicit ContainerWidgetTaskMenu(QWidget *widget, ContainerType type, QObject *parent = 0);

    virtual ~ContainerWidgetTaskMenu();

    virtual QAction *preferredEditAction() const;

    virtual QList<QAction*> taskActions() const;

private slots:

    void removeCurrentPage();

    void addPage();

    void addPageAfter();

protected:

    QDesignerContainerExtension *containerExtension() const;

    QList<QAction*> &containerActions() { return m_taskActions; }

    int pageCount() const;

private:

    QDesignerFormWindowInterface *formWindow() const;

private:

    static QString pageMenuText(ContainerType ct, int index, int count);

    bool canDeletePage() const;

    const ContainerType m_type;

    QWidget *m_containerWidget;

    QDesignerFormEditorInterface *m_core;

    PromotionTaskMenu *m_pagePromotionTaskMenu;

    QAction *m_pageMenuAction;

    QMenu *m_pageMenu;

    QList<QAction*> m_taskActions;

    QAction *m_actionDeletePage;

};

// WizardContainerWidgetTaskMenu: Provide next/back since QWizard

// has modes in which the "Back" button is not visible.

class WizardContainerWidgetTaskMenu : public ContainerWidgetTaskMenu {

    Q_OBJECT

public:

    explicit WizardContainerWidgetTaskMenu(QWizard *w, QObject *parent = 0);

    virtual QList<QAction*> taskActions() const;

private:

    QAction *m_nextAction;

    QAction *m_previousAction;

};

// MdiContainerWidgetTaskMenu: Provide tile/cascade for MDI containers in addition

class MdiContainerWidgetTaskMenu : public ContainerWidgetTaskMenu {

    Q_OBJECT

public:

    explicit MdiContainerWidgetTaskMenu(QMdiArea *m, QObject *parent = 0);

    explicit MdiContainerWidgetTaskMenu(QWorkspace *m, QObject *parent = 0);

    virtual QList<QAction*> taskActions() const;

private:

    void initializeActions();

    QAction *m_nextAction;

    QAction *m_previousAction;

    QAction *m_tileAction;

    QAction *m_cascadeAction;

};

class ContainerWidgetTaskMenuFactory: public QExtensionFactory

{

    Q_OBJECT

public:

    explicit ContainerWidgetTaskMenuFactory(QDesignerFormEditorInterface *core, QExtensionManager *extensionManager = 0);

protected:

    virtual QObject *createExtension(QObject *object, const QString &iid, QObject *parent) const;

private:

    QDesignerFormEditorInterface *m_core;

};

}  // namespace qdesigner_internal

QT_END_NAMESPACE

#endif // CONTAINERWIDGER_TASKMENU_H