Items on canvas disappear after saving file with filechooser dialog

Hi all, I'm developing an app to create hierarchical finite state machines for a robot platform. For this app I need to save the automata designed in a xml file, so I launch a filechooser dialog when the user picks in the "save" button. Then, for saving the file, I iterate into the data structure

replacing main loop?

Do I need to replace gtk+ main loop, to create widget's outside it? namely gtk 2.24.20 and what about gtk 3.x? please give some advice regards Joël ___ gtk-app-devel-list mailing list gtk-app-devel-list@gnome.org https://mail.gnome.org/mailman/listinfo/