我使用以下代码修改框架大小以适应显示/消失的键盘:-(void)moveCodeViewForKeyboard:(NSNotification*)aNotificationup:(BOOL)up{NSDictionary*userInfo=[aNotificationuserInfo];NSTimeIntervalanimationDuration;UIViewAnimationCurveanimationCurve;CGRectkeyboardEndFrame;[[userInfoobjectForKey:UIKeyboardAnimationCurveUserInfoKey]get