@buoge
2017-07-26T13:46:42.000000Z
字数 484
阅读 992
iOS
toolbar.tintColor = [UIColor redColor];
if (textFieldA.isFirstResponder) {
[textFieldB becomeFirstResponder];
} else if (textFieldB.isFirstResponder) {
[textFieldC becomeFirstResponder];
} else if (textFieldC.isFirstResponder) {
[textFieldA becomeFirstResponder];
}