hitTest:withEvent:截获子视图消息

@implementation TempView
{
    BOOL isSelfTouche;
}

- (void)touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event
{
    if(isSelfTouche)
       [self removeFromSuperview];
}

#pragma mark - hitTest
- (UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event
{
    UIView *touchedView = [super hitTest:point withEvent:event];
    if(!touchedView)
    {
        NSLog(@"hitTest:touchedView == nil");
        return nil;
    }
    //NSLog(@"%@ tag:%d",[touchedView class], [touchedView tag]);
    //if(touchedView.tag == 1234)return self;
    isSelfTouche = NO;
    //if([touchedView isMemberOfClass:[TempView class]])
    if(touchedView == self)isSelfTouche = YES;
    return touchedView;
}
@end