Android realizes the bidirectional sliding effect of up and down menus
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Android
This is the up-down two-way sliding effect realized after studying the two-way left-right sliding of the online God. Interested friends can see the following code. The comments are very detailed. The principle is to display and hide the up-down two layouts according to the direction of finger sliding. The ontouch method is mainly used to obtain the sliding distance for offset.
The following is a usage example:
Layout file:
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