ios5 中文键盘高度变高覆盖现有ui问题的解决方案（获取键盘高度的方法）
?
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil]; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil]; // 键盘高度变化通知，ios5.0新增的 #ifdef __IPHONE_5_0 float version = [[[UIDevice currentDevice] systemVersion] floatValue]; if (version >= 5.0) { [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillChangeFrameNotification object:nil]; }#endif
#pragma mark -#pragma mark Responding to keyboard events- (void)keyboardWillShow:(NSNotification *)notification { /* Reduce the size of the text view so that it's not obscured by the keyboard. Animate the resize so that it's in sync with the appearance of the keyboard. */ NSDictionary *userInfo = [notification userInfo]; // Get the origin of the keyboard when it's displayed. NSValue* aValue = [userInfo objectForKey:UIKeyboardFrameEndUserInfoKey]; // Get the top of the keyboard as the y coordinate of its origin in self's view's coordinate system. The bottom of the text view's frame should align with the top of the keyboard's final position. CGRect keyboardRect = [aValue CGRectValue]; // Get the duration of the animation. NSValue *animationDurationValue = [userInfo objectForKey:UIKeyboardAnimationDurationUserInfoKey]; NSTimeInterval animationDuration; [animationDurationValue getValue:&animationDuration]; // Animate the resize of the text view's frame in sync with the keyboard's appearance. [self moveInputBarWithKeyboardHeight:keyboardRect.size.height withDuration:animationDuration];}- (void)keyboardWillHide:(NSNotification *)notification { NSDictionary* userInfo = [notification userInfo]; /* Restore the size of the text view (fill self's view). Animate the resize so that it's in sync with the disappearance of the keyboard. */ NSValue *animationDurationValue = [userInfo objectForKey:UIKeyboardAnimationDurationUserInfoKey]; NSTimeInterval animationDuration; [animationDurationValue getValue:&animationDuration]; [self moveInputBarWithKeyboardHeight:0.0 withDuration:animationDuration];}
[[NSNotificationCenter defaultCenter] removeObserver:self];
?
?
?
ps:
ios5隐藏功能分享——“字典”功能（英英字典）：
在任何输入框中选中一个英文单词，此时会有选择项“复制”，“删除”...等，还有一个向右的箭头，点击这个向右的箭头后，就会出现“定义”选项，点击这个“定义”按钮即会弹出这个英语单词的英文解释。
?
?
