Method bind

PySimpleGUI/PySimpleGUI.py:1452–1472

Used to add tkinter events to an Element. The tkinter specific data is in the Element's member variable user_bind_event :param bind_string: The string tkinter expected in its bind function :type bind_string: (str) :param key_modifier: Additional data to be

(self, bind_string, key_modifier, propagate=True)

        return 'break' if propagate is not True else None

    def bind(self, bind_string, key_modifier, propagate=True):
        """
        Used to add tkinter events to an Element.
        The tkinter specific data is in the Element's member variable user_bind_event
        :param bind_string:  The string tkinter expected in its bind function
        :type bind_string:   (str)
        :param key_modifier: Additional data to be added to the element's key when event is returned
        :type key_modifier:  (str)
        :param propagate:    If True then tkinter will be told to propagate the event to the element
        :type propagate:     (bool)
        """
        if not self._widget_was_created():  # if widget hasn't been created yet, then don't allow
            return

        try:
            self.Widget.bind(bind_string, lambda evt: self._user_bind_callback(bind_string, evt, propagate))
        except Exception as e:
            self.Widget.unbind_all(bind_string)
            return

        self.user_bind_dict[bind_string] = key_modifier

    def unbind(self, bind_string):
        """