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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: http://www.qt-project.org/
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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 1.1, 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.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef ABSTRACTFORMWINDOWMANAGER_H
#define ABSTRACTFORMWINDOWMANAGER_H

#include <QtDesigner/sdk_global.h>
#include <QtDesigner/abstractformwindow.h>

#include <QtCore/QObject>
#include <QtCore/QScopedPointer>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

class QDesignerFormEditorInterface;
class QDesignerDnDItemInterface;

class QWidget;
class QPixmap;
class QAction;
class QActionGroup;

class QDESIGNER_SDK_EXPORT QDesignerFormWindowManagerInterface: public QObject
{
    Q_OBJECT
public:
    explicit QDesignerFormWindowManagerInterface(QObject *parent = 0);
    virtual ~QDesignerFormWindowManagerInterface();

    enum Action
    {
        CutAction = 100,
        CopyAction,
        PasteAction,
        DeleteAction,
        SelectAllAction,

        LowerAction = 200,
        RaiseAction,

        UndoAction =  300,
        RedoAction,

        HorizontalLayoutAction = 400,
        VerticalLayoutAction,
        SplitHorizontalAction,
        SplitVerticalAction,
        GridLayoutAction,
        FormLayoutAction,
        BreakLayoutAction,
        AdjustSizeAction,
        SimplifyLayoutAction,

        DefaultPreviewAction = 500,

        FormWindowSettingsDialogAction =  600
    };

    enum ActionGroup
    {
        StyledPreviewActionGroup = 100
    };

    virtual QAction *action(Action action) const = 0;
    virtual QActionGroup *actionGroup(ActionGroup actionGroup) const = 0;

    QAction *actionCut() const;
    QAction *actionCopy() const;
    QAction *actionPaste() const;
    QAction *actionDelete() const;
    QAction *actionSelectAll() const;
    QAction *actionLower() const;
    QAction *actionRaise() const;
    QAction *actionUndo() const;
    QAction *actionRedo() const;

    QAction *actionHorizontalLayout() const;
    QAction *actionVerticalLayout() const;
    QAction *actionSplitHorizontal() const;
    QAction *actionSplitVertical() const;
    QAction *actionGridLayout() const;
    QAction *actionFormLayout() const;
    QAction *actionBreakLayout() const;
    QAction *actionAdjustSize() const;
    QAction *actionSimplifyLayout() const;

    virtual QDesignerFormWindowInterface *activeFormWindow() const = 0;

    virtual int formWindowCount() const = 0;
    virtual QDesignerFormWindowInterface *formWindow(int index) const = 0;

    virtual QDesignerFormWindowInterface *createFormWindow(QWidget *parentWidget = 0, Qt::WindowFlags flags = 0) = 0;

    virtual QDesignerFormEditorInterface *core() const = 0;

    virtual void dragItems(const QList<QDesignerDnDItemInterface*> &item_list) = 0;

    virtual QPixmap createPreviewPixmap() const = 0;

Q_SIGNALS:
    void formWindowAdded(QDesignerFormWindowInterface *formWindow);
    void formWindowRemoved(QDesignerFormWindowInterface *formWindow);
    void activeFormWindowChanged(QDesignerFormWindowInterface *formWindow);
    void formWindowSettingsChanged(QDesignerFormWindowInterface *fw);

public Q_SLOTS:
    virtual void addFormWindow(QDesignerFormWindowInterface *formWindow) = 0;
    virtual void removeFormWindow(QDesignerFormWindowInterface *formWindow) = 0;
    virtual void setActiveFormWindow(QDesignerFormWindowInterface *formWindow) = 0;
    virtual void showPreview() = 0;
    virtual void closeAllPreviews() = 0;
    virtual void showPluginDialog() = 0;

private:
    QScopedPointer<int> d;
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // ABSTRACTFORMWINDOWMANAGER_H