TextView TextField 上滑键盘

#pragma mark - 上滑键盘-(BOOL)textViewShouldBeginEditing:(UITextView *)textView{    CGFloat offset = self.view.frame.size.height-(sayTextView.frame.origin.y+sayTextView.frame.size.height+216);    if (offset<=0) {        [UIView animateWithDuration:0.3 animations:^{            CGRect frame = self.view.frame;            frame.origin.y=offset;            self.view.frame=frame;        }];    }    return YES;}-(BOOL)textViewShouldEndEditing:(UITextView *)textView{    [UIView animateWithDuration:0.3 animations:^{        CGRect frame = self.view.frame;        frame.origin.y=0.0;        self.view.frame=frame;    }];    return YES;