获取键盘高度

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    //发送键盘消息    [[NSNotificationCenter defaultCenter] addObserver:self                                             selector:@selector(keyboardFrame:)                                                 name:UIKeyboardDidShowNotification                                               object:nil];

/** 获取键盘高度 @param  notification @return nil */- (void)keyboardFrame:(NSNotification *)notification{    //  if(!isDisplayFaceBox){#if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_3_2    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPhone) {#endif#if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_3_2        NSValue *keyboardBoundsValue = [[notification userInfo] objectForKey:UIKeyboardFrameEndUserInfoKey];#else        NSValue *keyboardBoundsValue = [[notification userInfo] objectForKey:UIKeyboardBoundsUserInfoKey];#endif        CGRect keyboardBounds;        [keyboardBoundsValue getValue:&keyboardBounds];                NSLog(@"%@",NSStringFromCGRect(keyboardBounds));        #if __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_3_2    }  #endif   }

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