keybinding.py 文件源码

def on_key_release(self, widget, event):
        self.disconnect(self.event_id)
        self.ungrab(widget.get_display())
        self.event_id = None
        if event.keyval == Gdk.KEY_Escape:
            self.set_button_text()
            self.teaching = False
            return True
        if event.keyval == Gdk.KEY_BackSpace:
            self.teaching = False
            self.value = ""
            self.set_button_text()
            self.emit("accel-edited")
            return True
        accel_string = Gtk.accelerator_name( event.keyval, event.state )
        accel_string = self.sanitize(accel_string)
        self.value = accel_string
        self.set_button_text()
        self.teaching = False
        self.emit("accel-edited")
        return True