iOS获取系统键盘的高度

最新推荐文章于 2021-05-28 01:18:48 发布

中国iOS开发者协会

最新推荐文章于 2021-05-28 01:18:48 发布

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分类专栏：中国iOS开发者协会 OC 文章标签： ios

本文链接：https://blog.youkuaiyun.com/iosdevelopers/article/details/24665781

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NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
//UIKeyboardWillShowNotification键盘出现
[defaultCenter addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
//UIKeyboardWillHideNotification 键盘隐藏
[defaultCenter addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
- (void)keyboardWillShow:(NSNotification *)aNotification
{
//获取键盘的高度
NSDictionary *userInfo = [aNotification userInfo];
NSValue *aValue = [userInfo objectForKey:UIKeyboardFrameEndUserInfoKey];
CGRect keyboardRect = [aValue CGRectValue];
int height = keyboardRect.size.width;
}