ubsection saving_state Saving the state of different observer widgets

The ObserverWidget class provides the Qtilities::CoreGui::ObserverWidget::writeSettings() and Qtilities::CoreGui::ObserverWidget::readSettings() functions which can be used to store information about an observer widget.

Qtilities::CoreGui::ObserverWidget::globalMetaType() is used as the \p Widget_Name field in the group where the settings are stored. Observer widget classes are connected to the Qtilities::Core::QtilitiesCoreApplication: