using MaterialDesignThemes.Wpf; using System.Windows; using System.Windows.Controls; using System.Windows.Input; namespace TeamAAS_VP.Views.User { /// /// Interaction logic for LoginView /// public partial class LoginView : UserControl { public LoginView() { InitializeComponent(); } private void PwdBox_GotFocus(object sender, RoutedEventArgs e) { PwdBox.SetValue( HintAssist.HelperTextProperty, Keyboard.IsKeyToggled(Key.CapsLock) ? "⚠ 大写锁定已开启" : "请输入用户登录密码"); } private void PwdBox_KeyUp(object sender, KeyEventArgs e) { PwdBox.SetValue( HintAssist.HelperTextProperty, Keyboard.IsKeyToggled(Key.CapsLock) ? "⚠ 大写锁定已开启" : "请输入用户登录密码"); } } }