tv->enable_coloured_bg(settings.value(GlobalSettings::Key_View_ColouredBG).toBool());
tv->enable_show_sampling_points(settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool());
tv->enable_coloured_bg(settings.value(GlobalSettings::Key_View_ColouredBG).toBool());
tv->enable_show_sampling_points(settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool());