当部件(我使用 setThemitoffice () ) 被 关闭() ?
现在,我通过行号 并信号返回主窗口, 这将逐行删除项目, 但听起来很愚蠢。
您是否想要删除 QListWidact. close () 上的所有项目? 让我们试试这个
list = MyListWidget.items();
qDeleteAll(list.begin(), list.end());
list.clear();
关闭 Event () 。 必须从 QListParty 创建您自己的部件以重新执行\\\ use protected 方法 。
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