//向左滑动的时候的手势

UISwipeGestureRecognizer *leftSwipeGestureRecognizer = [[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(presentRightMenuViewController:)];

[leftSwipeGestureRecognizer setDirection:UISwipeGestureRecognizerDirectionLeft];

[self.view addGestureRecognizer:leftSwipeGestureRecognizer ];


//向右滑动时候的手势

UISwipeGestureRecognizer *rithSwipeGestureRecognizer = [[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(presentRightMenuViewController:)];

[rithSwipeGestureRecognizer setDirection:UISwipeGestureRecognizerDirectionRight];

[self.view addGestureRecognizer:rithSwipeGestureRecognizer ];


- (void)presentRightMenuViewController:(UISwipeGestureRecognizer *)dddd

{

[self.navigationController popViewControllerAnimated:YES];

}

那么问题来咯，现在返回上一个页面后，会崩溃，错误原因， -------待结果

2014-11-11 21:33:18.907 LYF_video[7979:258930] *** -[UIImageView superview]: message sent to deallocated instance 0x7fb2f3ea8870






UITapGestureRecognizer * tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapClick)];

tap.numberOfTapsRequired = 1;

[self.view addGestureRecognizer:tap];



//点击一次的手势

- (void)tapClick

{

static BOOL flag = YES;

if (flag == YES) {

self.viewTitle.hidden = NO;

flag = NO;

}else{

self.viewTitle.hidden = YES;

flag = YES;

}

}