ui_utils.py 文件源码

def get_string_from_user(window, message, title="Input required", max_length=None):
        dialog = Gtk.MessageDialog(window,
                                   Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT,
                                   Gtk.MessageType.QUESTION,
                                   Gtk.ButtonsType.OK_CANCEL,
                                   message)
        dialog.set_title(title)

        dialog.set_default_response(Gtk.ResponseType.OK)

        dialog_box = dialog.get_content_area()

        input_entry = Gtk.Entry()
        input_entry.set_size_request(350,0)

        if max_length != None:
            print("Setting max length to", max_length)
            input_entry.set_max_length(max_length)

        input_entry_holder = Gtk.Box()
        input_entry_holder.pack_end(input_entry, True, False, 0)

        dialog_box.pack_end(input_entry_holder, False, False, 0)
        dialog.show_all()

        def input_entry_activate(*args):
            print("Enter pressed")
            dialog.response(Gtk.ResponseType.OK)

        input_entry.connect('activate', input_entry_activate)

        response = dialog.run()
        text = input_entry.get_text()

        dialog.destroy()

        if (response != Gtk.ResponseType.OK) or len(text) == 0:
            return None

        return text