-(void)keyboardWillShow : (NSNotification *)sender {
@try {
// NSLog(@"notification in first view");
for (UIWindow *keyboardWindow in [[UIApplication sharedApplication] windows]) {
for (UIView *keyboard in [keyboardWindow subviews]) {
if([[keyboard description] hasPrefix:@"<UIKeyboard"] == YES) {
NSValue *v = [[sender userInfo] valueForKey:UIKeyboardBoundsUserInfoKey];
CGRect kbBounds = [v CGRectValue];
if(keyboardToolbar == nil) {
keyboardToolbar = [[UIToolbar alloc] initWithFrame:CGRectZero];
keyboardToolbar.barStyle=UIBarStyleBlackOpaque;
keyboardToolbar.tintColor = [UIColor colorWithRed:0.6 green:0.2 blue:0.6039 alpha:1];
UIBarButtonItem *barButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"Done" style:UIBarButtonItemStyleBordered target:self action:@selector(dismissKeyboard)];
UIBarButtonItem *flex = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil];
NSArray *items = [[NSArray alloc] initWithObjects:flex, barButtonItem, nil];
[keyboardToolbar setItems:items];
[items release];
}
[keyboardToolbar removeFromSuperview];
keyboardToolbar.frame = CGRectMake(0, 0, kbBounds.size.width, 45);
[keyboard addSubview:keyboardToolbar];
keyboard.bounds = CGRectMake(kbBounds.origin.x, kbBounds.origin.y, kbBounds.size.width, kbBounds.size.height + 87);
for(UIView* subKeyboard in [keyboard subviews]) {
if([[subKeyboard description] hasPrefix:@"<UIKeyboardImpl"] == YES) {
subKeyboard.bounds = CGRectMake(kbBounds.origin.x, kbBounds.origin.y - 45, kbBounds.size.width, kbBounds.size.height);
}
}
}
}
}
} @catch (NSException * e) {
// NSLog(@"Problem in keyboardWillShow:%@",e);
}
}
, но этот код работает в iphone sdk 3.0, но этот код не работает в iphone SDK 4.0, он говорит, что пользовательская клавиша uikeyboard отказов не поддерживается в ОС iphone 4.0, он не создает панель инструментов с кнопкой «Готово».я делаю это