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/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
**
** Non-Open Source Usage
**
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
** agreement between you and Nokia.
**
** GNU General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU General
** Public License versions 2.0 or 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 GNU
** General Public Licensing requirements will be met:
**
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt GPL Exception
** version 1.2, included in the file GPL_EXCEPTION.txt in this package.
**
***************************************************************************/

#ifndef OUTPUTPANE_H
#define OUTPUTPANE_H

#include "core_global.h"

#include <QtCore/QMap>
#include <QtGui/QWidget>

QT_BEGIN_NAMESPACE
class QAction;
class QComboBox;
class QToolButton;
class QStackedWidget;
class QPushButton;
QT_END_NAMESPACE

namespace ExtensionSystem { class PluginManager; }

namespace Core {

class ICore;
class IMode;
class IOutputPane;

namespace Internal {
class OutputPane;
}


class CORE_EXPORT OutputPanePlaceHolder : public QWidget
{
    friend class Core::Internal::OutputPane; // needs to set m_visible and thus access m_current
    Q_OBJECT
public:
    OutputPanePlaceHolder(Core::IMode *mode, QWidget *parent = 0);
    ~OutputPanePlaceHolder();
    void setCloseable(bool b);
    bool closeable();
    static OutputPanePlaceHolder *getCurrent() { return m_current; }

private slots:
    void currentModeChanged(Core::IMode *);
private:
    Core::IMode *m_mode;
    bool m_closeable;
    static OutputPanePlaceHolder* m_current;
};

namespace Internal {

class OutputPane
  : public QWidget
{
    Q_OBJECT

public:
    OutputPane(const QList<int> &context, QWidget *parent = 0);
    ~OutputPane();
    void init(Core::ICore *core, ExtensionSystem::PluginManager *pm);
    static OutputPane *instance();
    const QList<int> &context() const { return m_context; }
    void setCloseable(bool b);
    bool closeable();
    QWidget *buttonsWidget();
    void updateStatusButtons(bool visible);

public slots:
    void slotHide();
    void shortcutTriggered();

protected:
    void focusInEvent(QFocusEvent *e);

private slots:;
    void changePage();
    void showPage(bool focus);
    void togglePage(bool focus);
    void clearPage();
    void updateToolTip();
    void buttonTriggered();

private:
    void showPage(int idx, bool focus);
    void ensurePageVisible(int idx);
    int findIndexForPage(IOutputPane *out);
    const QList<int> m_context;
    QComboBox *m_widgetComboBox;
    QToolButton *m_clearButton;
    QToolButton *m_closeButton;
    QAction *m_closeAction;

    ExtensionSystem::PluginManager *m_pluginManager;
    Core::ICore *m_core;

    QMap<int, Core::IOutputPane*> m_pageMap;
    int m_lastIndex;

    QStackedWidget *m_outputWidgetPane;
    QStackedWidget *m_opToolBarWidgets;
    QWidget *m_buttonsWidget;
    QMap<int, QPushButton *> m_buttons;
    QMap<QAction *, int> m_actions;

    static OutputPane *m_instance;
};

} // namespace Internal
} // namespace Core

#endif // OUTPUTPANE_H