在页脚，添加了控件来处理搜查事件。
Added controls in the footer to handle the search operation.
找出您要怎样来处理这些控件，从而使它们来实现您想要实现的任务。
Figure out what you need to do to the controls to make them perform the actions that you want them to perform.
不同的情况可以用不同的方式来处理，而某些控件在处理特定情况的时候就比别的要好。
Different situations can be handled in different ways, and certain controls are better at their intended task than others.
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