gtk_ui.py 文件源码

def _gtk_key(self, widget, event, *args):
        # This function was adapted from pangoterm source code
        keyval = event.keyval
        state = event.state
        # GtkIMContext will eat a Shift-Space and not tell us about shift.
        # Also don't let IME eat any GDK_KEY_KP_ events
        done = (False if state & SHIFT and keyval == ord(' ') else
                False if Gdk.KEY_KP_Space <= keyval <= Gdk.KEY_KP_Divide else
                self._im_context.filter_keypress(event))
        if done:
            # input method handled keypress
            return True
        if event.is_modifier:
            # We don't need to track the state of modifier bits
            return
        # translate keyval to nvim key
        key_name = Gdk.keyval_name(keyval)
        if key_name.startswith('KP_'):
            key_name = key_name[3:]
        input_str = _stringify_key(KEY_TABLE.get(key_name, key_name), state)
        self._bridge.input(input_str)