iOS 如何在键盘上方增加“收起“键盘按钮:

来源
- (void)viewDidLoad {
[super viewDidLoad];
......
[self addToolBar];
}
- (void)addToolBar {
UIToolbar *toolbar = [[UIToolbar alloc] initWithFrame:CGRectMake(0, 0, 375, 30)];//创建toolbar
UIBarButtonItem *item = [[UIBarButtonItem alloc]initWithBarButtonSystemItem:UIBarButtonSystemItemDone target:self action:@selector(hiddenKeyboard)];//创建系统item按钮,并绑定一个方法
[toolbar setItems:@[item]];//将item添加到toolbar上
[_pTextView setInputAccessoryView:toolbar];//将toolbar添加到InputAccessoryView上
}
- (void)hiddenKeyboard {
[_pTextView resignFirstResponder];
}
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