前后段支持互发消息并支持调试

.vscode/launch.json

@@ -0,0 +1,16 @@
+{
+    // 使用 IntelliSense 了解相关属性。 
+    // 悬停以查看现有属性的描述。
+    // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+    
+        {
+            "type": "msedge",
+            "request": "launch",
+            "name": "Launch Edge against localhost",
+            "url": "http://localhost:8080",
+            "webRoot": "${workspaceFolder}"
+        }
+    ]
+}

WebView2Demo/MainWindow.xaml

@@ -1,4 +1,4 @@
-<Window x:Class="WebView2Demo.MainWindow"
+<Window x:Class="WebView2Demo.MainWindow"
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
@@ -7,7 +7,12 @@
         xmlns:local="clr-namespace:WebView2Demo"
         mc:Ignorable="d"
         Title="MainWindow" Height="450" Width="800">
-    <Grid>
-        <wv2:WebView2 Name="webView" Source="https://www.bing.com" />
-    </Grid>
+    <DockPanel>
+        <StackPanel DockPanel.Dock="Top" Orientation="Horizontal" Margin="5">
+            <TextBox x:Name="msgInput" Width="200" Margin="0,0,5,0" />
+            <Button Content="发送到 Vue" Click="SendMessage_Click" Padding="10,2" />
+        </StackPanel>
+        <wv2:WebView2 Name="webView" />
+    </DockPanel>
 </Window>
+    

WebView2Demo/MainWindow.xaml.cs

@@ -1,4 +1,4 @@
-using System.Text;
+using System.Text;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Data;
@@ -8,6 +8,7 @@ using System.Windows.Media;
 using System.Windows.Media.Imaging;
 using System.Windows.Navigation;
 using System.Windows.Shapes;
+using Microsoft.Web.WebView2.Core;
 
 namespace WebView2Demo
 {
@@ -19,6 +20,53 @@ namespace WebView2Demo
         public MainWindow()
         {
             InitializeComponent();
+            InitializeWebView();
+        }
+
+        private async void InitializeWebView()
+        {
+            try
+            {
+                // 1. 显式初始化
+                await webView.EnsureCoreWebView2Async(null);
+
+                // 2. 注入调试开启指令 (可选)
+                webView.CoreWebView2.Settings.AreDevToolsEnabled = true;
+
+                // 3. 监听消息
+                webView.WebMessageReceived += WebView_WebMessageReceived;
+
+                // 4. 初始化完成后再导航，确保 window.chrome.webview 注入成功
+                webView.Source = new Uri("http://localhost:5173");
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show($"WebView2 初始化失败: {ex.Message}");
+            }
+        }
+
+        private void WebView_WebMessageReceived(object? sender, CoreWebView2WebMessageReceivedEventArgs e)
+        {
+            // 获取来自前端的消息
+            string message = e.TryGetWebMessageAsString();
+            MessageBox.Show($"来自 Vue 的消息: {message}", "WPF 消息中心");
+        }
+
+        private void SendMessage_Click(object sender, RoutedEventArgs e)
+        {
+            if (webView.CoreWebView2 != null)
+            {
+                string text = msgInput.Text;
+                if (!string.IsNullOrWhiteSpace(text))
+                {
+                    // 向前端发送消息
+                    webView.CoreWebView2.PostWebMessageAsString(text);
+                }
+            }
+            else
+            {
+                MessageBox.Show("WebView2 尚未就绪，请稍后...");
+            }
         }
     }
 }

web-app/.gitignore

@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?

web-app/.vscode/extensions.json

@@ -0,0 +1,3 @@
+{
+  "recommendations": ["Vue.volar"]
+}

web-app/README.md

@@ -0,0 +1,5 @@
+# Vue 3 + Vite
+
+This template should help get you started developing with Vue 3 in Vite. The template uses Vue 3 `<script setup>` SFCs, check out the [script setup docs](https://v3.vuejs.org/api/sfc-script-setup.html#sfc-script-setup) to learn more.
+
+Learn more about IDE Support for Vue in the [Vue Docs Scaling up Guide](https://vuejs.org/guide/scaling-up/tooling.html#ide-support).

web-app/index.html

@@ -0,0 +1,13 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <link rel="icon" type="image/svg+xml" href="/vite.svg" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>web-app</title>
+  </head>
+  <body>
+    <div id="app"></div>
+    <script type="module" src="/src/main.js"></script>
+  </body>
+</html>

web-app/package.json

@@ -0,0 +1,21 @@
+{
+  "name": "web-app",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "vue": "^3.5.25"
+  },
+  "devDependencies": {
+    "@vitejs/plugin-vue": "^6.0.2",
+    "vite": "^8.0.0-beta.13"
+  },
+  "overrides": {
+    "vite": "^8.0.0-beta.13"
+  }
+}

web-app/public/vite.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="31.88" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 257"><defs><linearGradient id="IconifyId1813088fe1fbc01fb466" x1="-.828%" x2="57.636%" y1="7.652%" y2="78.411%"><stop offset="0%" stop-color="#41D1FF"></stop><stop offset="100%" stop-color="#BD34FE"></stop></linearGradient><linearGradient id="IconifyId1813088fe1fbc01fb467" x1="43.376%" x2="50.316%" y1="2.242%" y2="89.03%"><stop offset="0%" stop-color="#FFEA83"></stop><stop offset="8.333%" stop-color="#FFDD35"></stop><stop offset="100%" stop-color="#FFA800"></stop></linearGradient></defs><path fill="url(#IconifyId1813088fe1fbc01fb466)" d="M255.153 37.938L134.897 252.976c-2.483 4.44-8.862 4.466-11.382.048L.875 37.958c-2.746-4.814 1.371-10.646 6.827-9.67l120.385 21.517a6.537 6.537 0 0 0 2.322-.004l117.867-21.483c5.438-.991 9.574 4.796 6.877 9.62Z"></path><path fill="url(#IconifyId1813088fe1fbc01fb467)" d="M185.432.063L96.44 17.501a3.268 3.268 0 0 0-2.634 3.014l-5.474 92.456a3.268 3.268 0 0 0 3.997 3.378l24.777-5.718c2.318-.535 4.413 1.507 3.936 3.838l-7.361 36.047c-.495 2.426 1.782 4.5 4.151 3.78l15.304-4.649c2.372-.72 4.652 1.36 4.15 3.788l-11.698 56.621c-.732 3.542 3.979 5.473 5.943 2.437l1.313-2.028l72.516-144.72c1.215-2.423-.88-5.186-3.54-4.672l-25.505 4.922c-2.396.462-4.435-1.77-3.759-4.114l16.646-57.705c.677-2.35-1.37-4.583-3.769-4.113Z"></path></svg>

web-app/src/App.vue

@@ -0,0 +1,84 @@
+<script setup>
+import { ref, onMounted, onUnmounted } from 'vue'
+
+const receivedMsg = ref('等待消息...')
+const inputMsg = ref('')
+
+const handleMessage = (event) => {
+  console.log("收到来自 WPF 的消息:", event.data);
+  receivedMsg.value = event.data
+}
+
+onMounted(() => {
+  if (window.chrome && window.chrome.webview) {
+    window.chrome.webview.addEventListener('message', handleMessage)
+  }
+})
+
+onUnmounted(() => {
+  if (window.chrome && window.chrome.webview) {
+    window.chrome.webview.removeEventListener('message', handleMessage)
+  }
+})
+
+const sendMessageToWPF = () => {
+  if (window.chrome && window.chrome.webview) {
+    window.chrome.webview.postMessage(inputMsg.value)
+  } else {
+    alert('未在 WebView2 环境中运行')
+  }
+}
+</script>
+
+<template>
+  <div class="container">
+    <h1>Vue 3 + WebView2 交互演示</h1>
+    
+    <div class="card">
+      <h3>接收来自 WPF 的消息:</h3>
+      <p class="msg-box">{{ receivedMsg }}</p>
+    </div>
+
+    <div class="card">
+      <h3>发送消息给 WPF:</h3>
+      <input v-model="inputMsg" placeholder="输入消息" />
+      <button @click="sendMessageToWPF">发送到 WPF</button>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.container {
+  font-family: Arial, sans-serif;
+  padding: 20px;
+  text-align: center;
+}
+.card {
+  border: 1px solid #ddd;
+  border-radius: 8px;
+  padding: 15px;
+  margin: 10px 0;
+  background: #f9f9f9;
+}
+.msg-box {
+  font-weight: bold;
+  color: #2c3e50;
+  font-size: 1.2em;
+}
+input {
+  padding: 8px;
+  width: 200px;
+  margin-right: 10px;
+}
+button {
+  padding: 8px 15px;
+  background-color: #42b883;
+  color: white;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+}
+button:hover {
+  background-color: #3aa876;
+}
+</style>

web-app/src/assets/vue.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="37.07" height="36" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 198"><path fill="#41B883" d="M204.8 0H256L128 220.8L0 0h97.92L128 51.2L157.44 0h47.36Z"></path><path fill="#41B883" d="m0 0l128 220.8L256 0h-51.2L128 132.48L50.56 0H0Z"></path><path fill="#35495E" d="M50.56 0L128 133.12L204.8 0h-47.36L128 51.2L97.92 0H50.56Z"></path></svg>

web-app/src/components/HelloWorld.vue

@@ -0,0 +1,43 @@
+<script setup>
+import { ref } from 'vue'
+
+defineProps({
+  msg: String,
+})
+
+const count = ref(0)
+</script>
+
+<template>
+  <h1>{{ msg }}</h1>
+
+  <div class="card">
+    <button type="button" @click="count++">count is {{ count }}</button>
+    <p>
+      Edit
+      <code>components/HelloWorld.vue</code> to test HMR
+    </p>
+  </div>
+
+  <p>
+    Check out
+    <a href="https://vuejs.org/guide/quick-start.html#local" target="_blank"
+      >create-vue</a
+    >, the official Vue + Vite starter
+  </p>
+  <p>
+    Learn more about IDE Support for Vue in the
+    <a
+      href="https://vuejs.org/guide/scaling-up/tooling.html#ide-support"
+      target="_blank"
+      >Vue Docs Scaling up Guide</a
+    >.
+  </p>
+  <p class="read-the-docs">Click on the Vite and Vue logos to learn more</p>
+</template>
+
+<style scoped>
+.read-the-docs {
+  color: #888;
+}
+</style>

web-app/src/main.js

@@ -0,0 +1,16 @@
+import { createApp } from 'vue'
+import './style.css'
+import App from './App.vue'
+
+// 创建 Vue 实例
+const app = createApp(App)
+
+// 核心：开发环境强制开启 Vue Devtools（WebView2 调试必备）
+if (import.meta.env.DEV) {
+  app.config.devtools = true
+  // 可选：开启性能调试（如需分析性能）
+  app.config.performance = true
+}
+
+// 挂载到 DOM
+app.mount('#app')

web-app/src/style.css

@@ -0,0 +1,79 @@
+:root {
+  font-family: system-ui, Avenir, Helvetica, Arial, sans-serif;
+  line-height: 1.5;
+  font-weight: 400;
+
+  color-scheme: light dark;
+  color: rgba(255, 255, 255, 0.87);
+  background-color: #242424;
+
+  font-synthesis: none;
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+a {
+  font-weight: 500;
+  color: #646cff;
+  text-decoration: inherit;
+}
+a:hover {
+  color: #535bf2;
+}
+
+body {
+  margin: 0;
+  display: flex;
+  place-items: center;
+  min-width: 320px;
+  min-height: 100vh;
+}
+
+h1 {
+  font-size: 3.2em;
+  line-height: 1.1;
+}
+
+button {
+  border-radius: 8px;
+  border: 1px solid transparent;
+  padding: 0.6em 1.2em;
+  font-size: 1em;
+  font-weight: 500;
+  font-family: inherit;
+  background-color: #1a1a1a;
+  cursor: pointer;
+  transition: border-color 0.25s;
+}
+button:hover {
+  border-color: #646cff;
+}
+button:focus,
+button:focus-visible {
+  outline: 4px auto -webkit-focus-ring-color;
+}
+
+.card {
+  padding: 2em;
+}
+
+#app {
+  max-width: 1280px;
+  margin: 0 auto;
+  padding: 2rem;
+  text-align: center;
+}
+
+@media (prefers-color-scheme: light) {
+  :root {
+    color: #213547;
+    background-color: #ffffff;
+  }
+  a:hover {
+    color: #747bff;
+  }
+  button {
+    background-color: #f9f9f9;
+  }
+}

web-app/vite.config.js

@@ -0,0 +1,7 @@
+import { defineConfig } from 'vite'
+import vue from '@vitejs/plugin-vue'
+
+// https://vite.dev/config/
+export default defineConfig({
+  plugins: [vue()],
+})