tox.py 文件源码

def callback_friend_name(self, callback, user_data):
        """
        Set the callback for the `friend_name` event. Pass None to unset.

        This event is triggered when a friend changes their name.

        :param callback: Python function. Should take pointer (c_void_p) to Tox object,
        The friend number (c_uint32) of the friend whose name changed,
        A byte array (c_char_p) containing the same data as tox_friend_get_name would write to its `name` parameter,
        A value (c_size_t) equal to the return value of tox_friend_get_name_size,
        pointer (c_void_p) to user_data
        :param user_data: pointer (c_void_p) to user data
        """
        c_callback = CFUNCTYPE(None, c_void_p, c_uint32, c_char_p, c_size_t, c_void_p)
        self.friend_name_cb = c_callback(callback)
        Tox.libtoxcore.tox_callback_friend_name(self._tox_pointer, self.friend_name_cb, user_data)