login 0 0 450 150 0 0 450 150 450 150 登录 100 100 105 105 true Qt::AlignmentFlag::AlignCenter 0 -1 0 40 Qt::AlignmentFlag::AlignCenter Qt::AlignmentFlag::AlignCenter 30 15 30 15 Consolas 12 true Username Consolas 12 Consolas 12 true Password Consolas 12 QLineEdit::EchoMode::Password 40 0 40 20 Consolas 12 true 登录 Consolas 12 true 取消