{

Q_OBJECT

explicit PreferencesDialog(QWidget* parent = 0);

~PreferencesDialog();

// Use these methods to access the application settings.

static QVariant getSettingsValue(const QString& group, const QString& name);

static void setSettingsValue(const QString& group, const QString& name, const QVariant& value, bool dont_save_to_disk = false);

private slots:

virtual void loadSettings();

virtual void saveSettings();

virtual void chooseLocation();

virtual void showColourDialog(QTreeWidgetItem* item, int column);

virtual void addExtension();

virtual void removeExtension();

Ui::PreferencesDialog *ui;

// This works similar to getSettingsValue but returns the default value instead of the value set by the user

static QVariant getSettingsDefaultValue(const QString& group, const QString& name);

// Cache for storing the settings to avoid repeatedly reading the settings file all the time

static QHash<QString, QVariant> m_hCache;

void fillLanguageBox();

void loadColorSetting(QFrame *frame, const QString &name);

void saveColorSetting(QFrame *frame, const QString &name);

bool eventFilter(QObject *obj, QEvent *event);