/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
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**************************************************************************/

#ifndef RESOURCEDITORW_H
#define RESOURCEDITORW_H

#include <coreplugin/ifile.h>
#include <coreplugin/editormanager/ieditor.h>

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

namespace SharedTools {
    class QrcEditor;
}

namespace ResourceEditor {
namespace Internal {

class ResourceEditorPlugin;
class ResourceEditorW;

class ResourceEditorFile
  : public virtual Core::IFile
{
    Q_OBJECT

public:
    typedef QList<int> Context;

    ResourceEditorFile(ResourceEditorW *parent = 0);

    //IFile
    bool save(const QString &fileName = QString());
    QString fileName() const;
    bool isModified() const;
    bool isReadOnly() const;
    bool isSaveAsAllowed() const;
    void modified(Core::IFile::ReloadBehavior *behavior);
    QString defaultPath() const;
    QString suggestedFileName() const;
    virtual QString mimeType() const;

private:
    const QString m_mimeType;
    ResourceEditorW *m_parent;
};

class ResourceEditorW : public Core::IEditor
{
    Q_OBJECT

public:
    typedef QList<int> Context;

    ResourceEditorW(const Context &context,
                   ResourceEditorPlugin *plugin,
                   QWidget *parent = 0);
    ~ResourceEditorW();

    // IEditor
    bool createNew(const QString &contents);
    bool open(const QString &fileName = QString());
    bool duplicateSupported() const { return false; }
    Core::IEditor *duplicate(QWidget *) { return 0; }
    Core::IFile *file() { return m_resourceFile; }
    const char *kind() const;
    QString displayName() const { return m_displayName; }
    void setDisplayName(const QString &title) { m_displayName = title; }
    QWidget *toolBar() { return 0; }
    QByteArray saveState() const { return QByteArray(); }
    bool restoreState(const QByteArray &/*state*/) { return true; }

    // ContextInterface
    Context context() const { return m_context; }
    QWidget *widget();

    void setSuggestedFileName(const QString &fileName);
    bool isTemporary() const { return false; }

private slots:
    void dirtyChanged(bool);
    void onUndoStackChanged(bool canUndo, bool canRedo);

private:
    const QString m_extension;
    const QString m_fileFilter;
    QString m_displayName;
    QString m_suggestedName;
    const Context m_context;
    QPointer<SharedTools::QrcEditor> m_resourceEditor;
    ResourceEditorFile *m_resourceFile;
    ResourceEditorPlugin *m_plugin;

public:
    void onUndo();
    void onRedo();

    friend class ResourceEditorFile;
};

} // namespace Internal
} // namespace ResourceEditor

#endif // RESOURCEDITORW_H
