/// Emitted when error in applivation happens
void errorOccurred(const QString&);
+protected slots:
+ /// Updates Apply All button state of the feature to the state if the feature has the button
+ /// \param theFeatureId an index of the feature, the action is searched, which state is to be changed
+ /// \param theState an action enable state
+ void onNestedStateChanged(const std::string& theFeatureId, const bool theState);
+
protected:
/// Procedure to process postponed events
bool event(QEvent * theEvent);