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iOS Programming Touch Events and UIResponder

发布时间:2015-05-14 16:00:40
iOS Programming Touch Events and UIResponder 1 Touch Events  As a subclass of UIResponder, a UIView can override four methods to ...

iOS Programming Touch Events and UIResponder

iOS Programming Touch Events and UIResponder 

1 Touch Events 

As a subclass of UIResponder, a UIView can override four methods to handle the four distinct touch events:

作为UIResponder的一个子类,UIView可以重写四个方法来处理touch events。

(1)

a finger or fingers touches the screen 开始触摸

 

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原标题:iOS Programming Touch Events and UIResponder

关键词:IOS

IOS
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