main_window.py 文件源码

def create_header_menu_action(self, header):
        actions = self.menu_headers.actions()
        headers = [act.text() for act in actions]

        if header in headers:
            return
        idx = bisect.bisect(headers, header)

        action = QtWidgets.QAction(self)
        action.setText(header)
        action.setCheckable(True)
        action.setChecked(True)

        def set_visibility(visible):
            self.view_keys.show_header(header, visible)
            self.view_head.show_header(header, visible)

        action.triggered.connect(set_visibility)

        def visibility_set(header_, visible):
            if header_ == header:
                action.setChecked(visible)

        for view in (self.view_keys, self.view_head):
            view.header_visibility_changed.connect(visibility_set)

        if idx < len(actions):
            before_action = actions[idx]
            self.menu_headers.insertAction(before_action, action)
        else:
            self.menu_headers.addAction(action)

        empty = len(self.menu_headers.actions()) == 0
        self.menu_headers.setDisabled(empty)