forkingdog / forkingdog/FDFullscreenPopGesture

如何实现监听返回事件

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Description

有个需求,在输入信息的页面,如果没有保存当前信息,返回的时候弹框提示用户,我看了这个框架的源码,似乎找不到相关的公共方法,实现监听,但有一处似乎可以【- (BOOL)gestureRecognizerShouldBegin:(UIPanGestureRecognizer *)gestureRecognizer
】,但这个_FDFullscreenPopGestureRecognizerDelegate是框架内私有的类,不能继承出去,该如何实现这个需求呢,我觉得这个需求在实际中比较常见,望大佬能增加个api

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