Created attachment 326765 [details] [review]
GladeGtkFlowBox: Fix "format not a string literal" warning

glade-gtk-flow-box.c: In function ‘glade_gtk_flowbox_child_insert_action’:
glade-gtk-flow-box.c:205:3: error: format not a string literal, argument types not checked [-Werror=format-nonliteral]
   glade_command_push_group (group_format, glade_widget_get_name (parent));
   ^~~~~~~~~~~~~~~~~~~~~~~~

Created attachment 326766 [details] [review]
GladeGtkGrid: Fix "format not a string literal" warning

glade-gtk-grid.c: In function ‘glade_gtk_grid_child_insert_remove_action’:
glade-gtk-grid.c:496:3: error: format not a string literal, argument types not checked [-Werror=format-nonliteral]
   glade_command_push_group (group_format, glade_widget_get_name (parent));
   ^~~~~~~~~~~~~~~~~~~~~~~~

Created attachment 326767 [details] [review]
GladeGtkListBox: Fix "format not a string literal" warning

glade-gtk-list-box.c: In function ‘glade_gtk_listbox_child_insert_action’:
glade-gtk-list-box.c:208:3: error: format not a string literal, argument types not checked [-Werror=format-nonliteral]
   glade_command_push_group (group_format, glade_widget_get_name (parent));
   ^~~~~~~~~~~~~~~~~~~~~~~~

Created attachment 326768 [details] [review]
GladeGtkNotebook: Fix "format not a string literal" warning

glade-gtk-notebook.c: In function ‘glade_gtk_box_notebook_child_insert_remove_action’:
glade-gtk-notebook.c:988:3: error: format not a string literal, argument types not checked [-Werror=format-nonliteral]
   glade_command_push_group (group_format, glade_widget_get_name (parent));
   ^~~~~~~~~~~~~~~~~~~~~~~~

Created attachment 326769 [details] [review]
GladeGtkTable: Fix "format not a string literal" warning

glade-gtk-table.c: In function ‘glade_gtk_table_child_insert_remove_action’:
glade-gtk-table.c:527:3: error: format not a string literal, argument types not checked [-Werror=format-nonliteral]
   glade_command_push_group (group_format, glade_widget_get_name (parent));
   ^~~~~~~~~~~~~~~~~~~~~~~~

Thanks for the patches Bastien

I pushed them to master and glade-3-20 except for the Notebook one because it changes a symbol which should probably be private but it is not :S