帮助密码箱输入 [英] help passwordbox enter

问题描述

任何人都可以解释为什么当我调试这个并按密码框输入时我没有收到任何消息框而我错过了什么？

can anyone explain as to why when i debug this and press enter with the passwordbox i dont get any messagebox and i missing something?

using System;
using System.Windows;
using System.Windows.Input;
using System.Windows.Threading;

namespace CodeTesting
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
            DispatcherTimer CurrentTimeTimer = new DispatcherTimer();
            CurrentTimeTimer.Interval = TimeSpan.FromSeconds(0.1);
            CurrentTimeTimer.Tick += CurrentTimeTimer_Tick;
            CurrentTimeTimer.Start();
        }
        public void CurrentTimeTimer_Tick(object sender, EventArgs e)
        {
            DateTimeLabel.Content = DateTime.Now.ToString("hh:mm:ss tt");
        }
        private void PasswordInput_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.Key == Key.Enter) 
            {
                MessageBox.Show("vaildating");
            }
        }
    }
}

推荐答案

根据文档 [ ^ ]， KeyEventArgs 不包含名为 Key 的属性。

According to the documentation[^], KeyEventArgs does not contain a property named Key.

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