In a WPF app, I am using a BackgroundWorker to periodically check for a condition on the server. While that works fine, I want to pop a MessageBox notifing the users if something fails during the check.In a WPF app, I am using a BackgroundWorker to
阅读背景：
使用WPF中的Backgroundworker为主应用程序弹出一个消息框
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