//增加监听，当键盘出现或改变时收出消息
[[NSNotificationCenterdefaultCenter]addObserver:self
selector:@selector(keyboardWillShow:)
name:UIKeyboardWillShowNotification
object:nil];
//增加监听，当键盘退出时收出消息
[[NSNotificationCenterdefaultCenter]addObserver:self
selector:@selector(keyboardWillHide:)
name:UIKeyboardWillHideNotification
object:nil];
____________________________________________________________________
//当键盘出现或改变时调用
- (void)keyboardWillShow:(NSNotification*)aNotification
{
//获取键盘的高度
NSDictionary*userInfo = [aNotificationuserInfo];
NSValue*aValue = [userInfoobjectForKey:UIKeyboardFrameEndUserInfoKey];
CGRectkeyboardRect = [aValueCGRectValue];
intheight = keyboardRect.size.height;
if(self.ps.sureNumTF.isEditing) {
self.ps.frame=CGRectMake(0, -height, [[UIScreenmainScreen]bounds].size.width, [[UIScreenmainScreen]bounds].size.height);
}
}
//当键退出时调用
- (void)keyboardWillHide:(NSNotification*)aNotification
{
self.ps.frame=CGRectMake(0,0, [[UIScreenmainScreen]bounds].size.width, [[UIScreenmainScreen]bounds].size.height);
}
