1.
-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event { [[self nextResponder] touchesBegan:touches withEvent:event]; [super touchesBegan:touches withEvent:event]; } -(void)touchesMoved:(NSSet *)touches withEvent:(UIEvent *)event { [[self nextResponder] touchesMoved:touches withEvent:event]; [super touchesMoved:touches withEvent:event]; } -(void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event { [[self nextResponder] touchesEnded:touches withEvent:event]; [super touchesEnded:touches withEvent:event]; }
2.hittest
- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event { UIView *hitView = [super hitTest:point withEvent:event]; if (hitView == self) { return nil; } else { return hitView; } }
http://blog.csdn.net/reylen/article/details/45093037
转载于:https://www.cnblogs.com/javastart/p/7251664.html
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