PreferencesDialog.h

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#ifndef PREFERENCESDIALOG_H
#define PREFERENCESDIALOG_H
 
#include <QDialog>
#include <QComboBox>
#include <QGridLayout>
#include <QLabel>
#include <QSettings>
 
class PreferencesDialog : public QDialog
{
Q_OBJECT
 
public:
    static PreferencesDialog *getInstance(QWidget *parent = nullptr);
 
    ~PreferencesDialog();
 
signals:
    void prefsChanged();
 
private slots:
    void updateSetting(int index);
 
private:
    PreferencesDialog(QWidget *parent = nullptr);
 
    QComboBox *gridSizeComboBox;
    QLabel *imageLabel;
    QGridLayout *layout;
 
    void loadSetting();
 
    bool eventFilter(QObject *obj, QEvent *event); // Event filter function
 
private slots:
    void loadDesktopPicture();
 
 
};
 
#endif // PREFERENCESDIALOG_H