feature request: PanelPaned add method to get the focused frame
PanelPaned has many frame children, how could I get the active frame's visible child?
please consider to add method panel_paned_get_focused_frame
or panel_paned_get_active_frame
PANEL_AVAILABLE_IN_ALL
GtkWidget *panel_paned_get_focused_frame (PanelPaned *self);
PANEL_AVAILABLE_IN_ALL
GtkWidget *panel_paned_get_active_frame (PanelPaned *self);