Sets up the #GtkPrintOperation to wait for calling of gtk_print_operation_draw_page_finish() from application. It can be used for drawing page in another thread.
This function must be called in the callback of “draw-page” signal.
2.16
See Implementation
Sets up the #GtkPrintOperation to wait for calling of gtk_print_operation_draw_page_finish() from application. It can be used for drawing page in another thread.
This function must be called in the callback of “draw-page” signal.