/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
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** 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.
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#ifndef FAKETOOLBAR_H
#define FAKETOOLBAR_H

#include "core_global.h"
#include <QWidget>
#include <QtCore/QPointer>

#include <utils/styledbar.h>

QT_BEGIN_NAMESPACE
class QComboBox;
class QToolButton;
class QToolBar;
QT_END_NAMESPACE

namespace Core {
    class IEditor;
    class OpenEditorsModel;

namespace Internal {
    class EditorView;
}


/**
  * Fakes an IEditor-like toolbar for design mode widgets such as Qt Designer and Bauhaus.
  * Creates a combobox for open files and lock and close buttons on the right.
  */
class CORE_EXPORT EditorToolBar : public Utils::StyledBar
{
    Q_OBJECT
    Q_DISABLE_COPY(EditorToolBar)
public:
    explicit EditorToolBar(QWidget *parent = 0);

    enum ToolbarCreationFlags { FlagsNone = 0, FlagsStandalone = 1 };

    /**
      * Adds an editor whose state is listened to, so that the toolbar can be kept up to date
      * with regards to locked status and tooltips.
      */
    void addEditor(IEditor *editor);

    /**
      * Sets the editor and adds its custom toolbar to the widget.
      */
    void setCurrentEditor(IEditor *editor);

    void setToolbarCreationFlags(ToolbarCreationFlags flags);

    /**
      * Adds a toolbar to the widget and sets invisible by default.
      */
    void addCenterToolBar(QWidget *toolBar);

    void setNavigationVisible(bool isVisible);
    void setCanGoBack(bool canGoBack);
    void setCanGoForward(bool canGoForward);
    void removeToolbarForEditor(IEditor *editor);

public slots:
    void updateEditorStatus(IEditor *editor);

signals:
    void closeClicked();
    void goBackClicked();
    void goForwardClicked();
    void listSelectionActivated(int row);

private slots:
    void updateEditorListSelection(Core::IEditor *newSelection);
    void changeActiveEditor(int row);
    void listContextMenu(QPoint);
    void makeEditorWritable();

    void checkEditorStatus();
    void closeView();
    void updateActionShortcuts();

private:
    void updateToolBar(QWidget *toolBar);
    IEditor *currentEditor() const;
    Core::OpenEditorsModel *m_editorsListModel;
    QComboBox *m_editorList;
    QToolButton *m_closeButton;
    QToolButton *m_lockButton;
    QAction *m_goBackAction;
    QAction *m_goForwardAction;
    QToolButton *m_backButton;
    QToolButton *m_forwardButton;

    QWidget *m_activeToolBar;
    QWidget *m_toolBarPlaceholder;
    QWidget *m_defaultToolBar;

    bool m_isStandalone;
};

}


#endif // FAKETOOLBAR_H