It begins by creating a request object and then popping up an informational message box.
它先是创建一个请求对象，然后再弹出一个信息消息框。
You should see an informational message box telling you that the pattern was applied successfully.
您将会看到一个信息性消息框，告诉您已成功应用模式。
While the informational message is a very simple widget - it does not use events or expose new methods - it should give you enough of an idea of how widgets operate.
由于信息消息是一种非常简单的小部件—它不使用事件，也不触及新方法—它应该能展示出小部件是如何运作的。
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