iOS點擊非輸入框時隱藏鍵盤

jopen 9年前發布 | 777 次閱讀 Objective-C IOS 

- (BOOL)textFieldShouldBeginEditing:(UITextField )textField
{
    UITapGestureRecognizer tapGestureRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(done:)];
    tapGestureRecognizer.numberOfTapsRequired = 1;
    [self.view addGestureRecognizer: tapGestureRecognizer];   //只需要點擊非文字輸入區域就會響應hideKeyBoard
    [tapGestureRecognizer release];
    return YES;
}


-(void)done:(id)sender
{
    for (UIView *view in self.view.subviews) {
        if ([view isKindOfClass:[UITextField class]]) {
            [view resignFirstResponder];
        }
    }
}</pre>
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