Qt登录对话框
在添加用户名密码判断功能,登陆按钮的槽函数中如下写
void loginDlg::on_loginBtn_clicked()
{
if(m_ui->usrLineEdit->text()==tr(“qt”)&&m_ui->pwdLineEdit->text()==tr(“123456″))
//判断用户名和密码是否正确
accept();
else{
QMessageBox::warning(this,tr(“Warning”),tr(“user name or password error!”),QMessageBox::Yes);
//如果不正确,弹出警告对话框
}
}
运行时总是显示如下错误:'(QMessageBox::Icon)2u' cannot be used as a function
刚入门的菜鸟,求帮助。谢谢!