应用程序更新对话方块。
在资源更新对话框中回答Yes，以继续对Tomahawk的项目配置工作。
Answering Yes to the resource update dialog causes the project configuration steps for Tomahawk to be run again.
当用户鼠标指针经过条目上时，你想更新对话框内容(get行为)并且显示这个对话框(show行为)。
When the user moves a mouse pointer over an item, you want the content of the dialog to update (a get action) and the dialog to show (a show action).
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