globalhotkey.py 文件源码

def grab(self, accelerator):
        keyVal, modifiers = Gtk.accelerator_parse(accelerator)
        if not accelerator or (not keyVal and not modifiers):
            return

        keyCode = self.keymap.get_entries_for_keyval(keyVal)[1][0].keycode
        modifiers = int(modifiers)

        catch = error.CatchError(error.BadAccess)
        for ignored_mask in self.ignored_masks:
            mod = modifiers | ignored_mask
            self.root.grab_key(keyCode, mod, True, X.GrabModeAsync, X.GrabModeSync, onerror=catch)
        self.display.sync()
        if catch.get_error():
            return False
        self.hotKeyList.append(HotKey().set(keyVal=keyVal, keyCode=keyCode, modifiers=modifiers))
        return True