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** GNU Lesser General Public License Usage
**
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** 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
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#ifndef SETTINGSDIALOG_H
#define SETTINGSDIALOG_H

#include <QtCore/QList>
#include <QtCore/QSet>
#include <QtGui/QDialog>

#include "coreplugin/dialogs/ioptionspage.h"

QT_BEGIN_NAMESPACE
class QModelIndex;
class QStandardItemModel;
class QStandardItem;
class QSortFilterProxyModel;
class QStackedLayout;
class QAbstractButton;
class QLineEdit;
class QLabel;
class QTreeView;
QT_END_NAMESPACE

namespace Utils {
    class FilterLineEdit;
}

namespace Core {
namespace Internal {

class SettingsDialog : public QDialog
{
    Q_OBJECT

public:
    SettingsDialog(QWidget *parent,
                   const QString &initialCategory = QString(),
                   const QString &initialPage = QString());
    ~SettingsDialog();

    // Run the dialog and return true if 'Ok' was chosen or 'Apply' was invoked
    // at least once
    bool execDialog();

    virtual QSize sizeHint() const;

public slots:
    void done(int);

private slots:
    void accept();
    void reject();
    void apply();
    void currentChanged(const QModelIndex &current, const QModelIndex &previous);
    void filter(const QString &text);

private:
    void createGui();
    void showPage(const QStandardItem *item);

    const QList<Core::IOptionsPage*> m_pages;

    QSet<Core::IOptionsPage*> m_visitedPages;
    QSortFilterProxyModel *m_proxyModel;
    QStandardItemModel *m_model;
    bool m_applied;
    QString m_currentCategory;
    QString m_currentPage;
    QStackedLayout *m_stackedLayout;
    Utils::FilterLineEdit *m_filterLineEdit;
    QTreeView *m_pageTree;
    QLabel *m_headerLabel;
};

} // namespace Internal
} // namespace Core

#endif // SETTINGSDIALOG_H
