594 lines
13 KiB
Vue
594 lines
13 KiB
Vue
<template>
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<view class="content">
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<view class="header">
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123
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</view>
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<!-- iframe 容器 -->
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<view class="iframe-container" :class="'iframe-' + iframeSize">
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<web-view
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ref="webviewRef"
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:src="iframeUrl"
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@message="handleMessage"
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:fullscreen="false"
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:webview-styles="{
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width:'100%',
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height:'260px'
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}"
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></web-view>
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</view>
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<!-- 控制按钮 -->
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<view class="controls">
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<button @click="sendMessageToIframe" class="btn">发送消息到iframe</button>
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<button @click="toggleIframeSize" class="btn btn-secondary">切换iframe大小</button>
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<button @click="refreshIframe" class="btn btn-refresh">刷新iframe</button>
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</view>
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<!-- URL 参数控制区域 -->
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<view class="url-controls">
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<text class="url-title">URL 参数控制：</text>
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<view class="param-buttons">
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<button @click="addUrlParam('testParam', 'testValue')" class="btn-param">添加测试参数</button>
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<button @click="updateUrlParams({theme: 'light', userId: '67890'})" class="btn-param">更新主题和用户ID</button>
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<button @click="removeUrlParam('token')" class="btn-param btn-danger">移除token</button>
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<button @click="demoUrlParams()" class="btn-param btn-demo">演示参数传递</button>
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</view>
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<view class="current-url">
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<text class="url-label">当前URL：</text>
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<text class="url-text">{{iframeUrl}}</text>
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</view>
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</view>
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<!-- 消息显示区域 -->
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<view class="message-area">
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<text class="message-title">接收到的消息：</text>
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<view class="message-list">
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<view v-for="(msg, index) in receivedMessages" :key="index" class="message-item">
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<text class="message-text">{{msg}}</text>
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</view>
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</view>
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</view>
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</view>
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</template>
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<script>
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export default {
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data() {
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return {
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title: 'iframe 通信示例',
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// iframeUrl: 'http://localhost:3000/iframe',
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baseUrl: 'https://kr-op.quwanzhi.com/iframe',
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iframeUrl: '', // 动态构建的 URL
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receivedMessages: [],
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messageId: 0,
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iframeSize: 'medium', // 控制 iframe 大小：small, medium, large
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// URL 参数配置
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urlParams: {
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userId: '12345',
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token: 'abc123',
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theme: 'dark',
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language: 'zh-CN',
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timestamp: Date.now()
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}
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}
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},
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onLoad() {
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// 页面加载时的初始化
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console.log('页面加载完成');
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this.buildIframeUrl();
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},
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methods: {
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// 构建 iframe URL，包含参数
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buildIframeUrl() {
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// 使用兼容的方式构建 URL 参数
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const params = [];
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// 添加所有参数
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Object.keys(this.urlParams).forEach(key => {
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const value = this.urlParams[key];
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if (value !== null && value !== undefined) {
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// 对参数进行 URL 编码
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const encodedKey = encodeURIComponent(key);
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const encodedValue = encodeURIComponent(String(value));
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params.push(`${encodedKey}=${encodedValue}`);
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}
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});
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// 构建完整 URL
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const queryString = params.join('&');
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this.iframeUrl = queryString ? `${this.baseUrl}?${queryString}` : this.baseUrl;
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console.log('构建的 iframe URL:', this.iframeUrl);
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},
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// 更新 URL 参数
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updateUrlParams(newParams) {
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this.urlParams = { ...this.urlParams, ...newParams };
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this.buildIframeUrl();
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console.log('URL 参数已更新:', this.urlParams);
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},
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// 添加新的 URL 参数
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addUrlParam(key, value) {
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this.urlParams[key] = value;
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this.buildIframeUrl();
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console.log(`添加参数: ${key} = ${value}`);
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},
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// 移除 URL 参数
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removeUrlParam(key) {
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if (this.urlParams.hasOwnProperty(key)) {
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delete this.urlParams[key];
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this.buildIframeUrl();
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console.log(`移除参数: ${key}`);
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}
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},
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// 刷新 iframe（重新加载页面）
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refreshIframe() {
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this.buildIframeUrl();
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console.log('iframe 已刷新，新 URL:', this.iframeUrl);
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},
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// 演示 URL 参数传递
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demoUrlParams() {
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// 模拟不同的参数组合
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const demos = [
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{
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name: '用户登录',
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params: {
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userId: 'user123',
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token: 'auth_token_456',
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theme: 'light',
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language: 'zh-CN'
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}
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},
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{
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name: '管理员模式',
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params: {
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userId: 'admin001',
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token: 'admin_token_789',
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theme: 'dark',
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language: 'en-US',
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role: 'admin',
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permissions: 'all'
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}
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},
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{
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name: '测试模式',
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params: {
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userId: 'test_user',
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token: 'test_token',
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theme: 'blue',
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language: 'zh-CN',
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debug: 'true',
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version: '1.0.0'
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}
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}
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];
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// 随机选择一个演示
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const demo = demos[Math.floor(Math.random() * demos.length)];
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this.updateUrlParams(demo.params);
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uni.showToast({
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title: `已切换到${demo.name}`,
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icon: 'success'
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});
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},
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// 接收 web-view 发送的消息
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handleMessage(event) {
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// 消息在 event.detail.data 中（是一个数组，取最后一条）
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const webData = event.detail.data[0];
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console.log('App 收到 web-view 消息：', webData);
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// 将消息添加到显示列表
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this.receivedMessages.push(`[${new Date().toLocaleTimeString()}] ${JSON.stringify(webData)}`);
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// 根据消息类型处理逻辑
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if (webData.type === 'ready') {
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console.log('web-view 已准备就绪');
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uni.showToast({
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title: 'web-view 连接成功',
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icon: 'success'
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});
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} else if (webData.type === 'toApp') {
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uni.showToast({
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title: `收到：${webData.content}`,
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icon: 'none'
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});
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} else if (webData.type === 'data') {
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console.log('收到数据:', webData.data);
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}
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},
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// App 发送消息到 web-view
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sendMessageToIframe() {
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this.messageId++;
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const message = {
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id: this.messageId,
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type: 'fromApp',
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content: `Hello，我是 App 发送的消息 ${this.messageId}`,
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timestamp: Date.now()
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};
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// 通过 evalJS 发送消息到 web-view
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this.sendMessageToWebView(message);
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},
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// App 向 web-view 发送消息
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sendMessageToWebView(message) {
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// 通过 ref 获取 web-view 实例，调用 evalJS 执行 web-view 中的函数
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// 验证 message 参数
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if (!message) {
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console.error('message 参数为空');
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return;
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}
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// 安全地序列化消息
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let safeMessage;
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try {
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safeMessage = JSON.parse(JSON.stringify(message));
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} catch (e) {
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console.error('消息序列化失败:', e);
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// 如果序列化失败，创建一个简单的消息对象
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safeMessage = {
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id: message.id || 0,
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type: message.type || 'fromApp',
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content: String(message.content || ''),
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timestamp: message.timestamp || Date.now()
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};
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}
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console.log('webviewRef:', this.$refs.webviewRef);
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if (this.$refs.webviewRef && this.$refs.webviewRef.evalJS) {
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try {
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const jsCode = `receiveFromApp(${JSON.stringify(safeMessage)})`;
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console.log('要执行的 JS 代码:', jsCode);
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this.$refs.webviewRef.evalJS(jsCode);
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console.log('App 发送消息到 web-view：', safeMessage);
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} catch (e) {
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console.error('evalJS 执行失败:', e);
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}
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} else {
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console.error('web-view ref 不存在或 evalJS 方法不可用');
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}
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},
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// 移除 localStorage 相关代码，使用 postMessage 通信
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// 切换 iframe 大小
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toggleIframeSize() {
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const sizes = ['small', 'medium', 'large'];
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const currentIndex = sizes.indexOf(this.iframeSize);
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const nextIndex = (currentIndex + 1) % sizes.length;
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this.iframeSize = sizes[nextIndex];
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console.log('iframe 大小切换为:', this.iframeSize);
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}
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},
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// 移除 mounted 生命周期，因为 uni-app 中可能不支持
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// 移除 onUnload，因为不再需要清理定时器
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}
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</script>
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<style lang="scss" scoped>
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// 主容器
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.content {
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display: flex;
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flex-direction: column;
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height: 100vh;
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background-color: #f8f9fa;
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}
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// 头部区域
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.header {
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height: 46rpx;
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background: #fff;
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}
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// iframe 容器
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.iframe-container {
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overflow: hidden;
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background: white;
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position: relative;
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margin: 20rpx;
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border-radius: 20rpx;
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box-shadow: 0 4rpx 20rpx rgba(0, 0, 0, 0.1);
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// 针对 web-view 的特殊样式
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:deep(web-view) {
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width: 100% !important;
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height: 100% !important;
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border: none !important;
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outline: none !important;
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box-shadow: none !important;
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}
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// 兼容不同平台的 web-view 样式
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:deep(iframe) {
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border: none !important;
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outline: none !important;
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box-shadow: none !important;
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}
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// 不同大小的样式
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&.iframe-small {
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height: 300rpx;
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min-height: 300rpx;
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}
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&.iframe-medium {
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height: 500rpx;
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min-height: 500rpx;
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}
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&.iframe-large {
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height: 700rpx;
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min-height: 700rpx;
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}
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}
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// 控制按钮区域
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.controls {
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display: flex;
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gap: 20rpx;
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padding: 20rpx;
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background: white;
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border-bottom: 2rpx solid #f0f0f0;
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flex-wrap: wrap;
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}
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.btn {
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flex: 1;
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background: linear-gradient(135deg, #188eee 0%, #096dd9 100%);
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color: white;
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border: none;
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border-radius: 20rpx;
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padding: 24rpx 20rpx;
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font-size: 28rpx;
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font-weight: 600;
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cursor: pointer;
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transition: all 0.3s ease;
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box-shadow: 0 4rpx 12rpx rgba(24, 142, 238, 0.3);
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&:active {
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transform: translateY(2rpx);
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box-shadow: 0 2rpx 8rpx rgba(24, 142, 238, 0.4);
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}
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&:hover {
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background: linear-gradient(135deg, #096dd9 0%, #0050b3 100%);
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}
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}
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.btn-secondary {
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background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
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box-shadow: 0 4rpx 12rpx rgba(108, 117, 125, 0.3);
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&:active {
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transform: translateY(2rpx);
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box-shadow: 0 2rpx 8rpx rgba(108, 117, 125, 0.4);
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}
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&:hover {
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background: linear-gradient(135deg, #5a6268 0%, #495057 100%);
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}
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}
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.btn-refresh {
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background: linear-gradient(135deg, #ff9800 0%, #f57c00 100%);
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box-shadow: 0 4rpx 12rpx rgba(255, 152, 0, 0.3);
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&:hover {
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background: linear-gradient(135deg, #f57c00 0%, #ef6c00 100%);
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}
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}
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// URL 参数控制区域
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.url-controls {
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padding: 20rpx;
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background: #f0f0f0;
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border-bottom: 2rpx solid #e0e0e0;
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display: flex;
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flex-direction: column;
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gap: 16rpx;
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}
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.url-title {
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font-size: 28rpx;
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color: #333;
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font-weight: 600;
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margin-bottom: 16rpx;
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padding-bottom: 16rpx;
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border-bottom: 2rpx solid #d0d0d0;
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}
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.param-buttons {
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display: flex;
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gap: 16rpx;
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flex-wrap: wrap;
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}
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.btn-param {
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flex: 1;
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background: linear-gradient(135deg, #4caf50 0%, #388e3c 100%);
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color: white;
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border: none;
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border-radius: 20rpx;
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padding: 20rpx 16rpx;
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font-size: 26rpx;
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font-weight: 600;
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cursor: pointer;
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transition: all 0.3s ease;
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box-shadow: 0 4rpx 12rpx rgba(76, 175, 80, 0.3);
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&:active {
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transform: translateY(2rpx);
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box-shadow: 0 2rpx 8rpx rgba(76, 175, 80, 0.4);
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}
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&:hover {
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background: linear-gradient(135deg, #388e3c 0%, #2e7d32 100%);
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}
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}
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.btn-danger {
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background: linear-gradient(135deg, #f44336 0%, #d32f2f 100%);
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box-shadow: 0 4rpx 12rpx rgba(244, 67, 54, 0.3);
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&:active {
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transform: translateY(2rpx);
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box-shadow: 0 2rpx 8rpx rgba(244, 67, 54, 0.4);
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}
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&:hover {
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background: linear-gradient(135deg, #d32f2f 0%, #c62828 100%);
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}
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}
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.btn-demo {
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background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
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box-shadow: 0 4rpx 12rpx rgba(0, 123, 255, 0.3);
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&:active {
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transform: translateY(2rpx);
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box-shadow: 0 2rpx 8rpx rgba(0, 123, 255, 0.4);
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}
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&:hover {
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background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
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}
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}
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.current-url {
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display: flex;
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align-items: center;
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gap: 16rpx;
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font-size: 24rpx;
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color: #555;
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}
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.url-label {
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font-weight: 600;
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}
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.url-text {
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font-family: "Courier New", monospace;
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word-break: break-all;
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line-height: 1.5;
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}
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// 消息显示区域
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.message-area {
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flex: 1;
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padding: 20rpx;
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background: white;
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overflow: hidden;
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display: flex;
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flex-direction: column;
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}
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.message-title {
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font-size: 28rpx;
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color: #333;
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margin-bottom: 20rpx;
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display: block;
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font-weight: 600;
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border-bottom: 2rpx solid #f0f0f0;
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padding-bottom: 16rpx;
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}
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.message-list {
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flex: 1;
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overflow-y: auto;
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border: 2rpx solid #f0f0f0;
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border-radius: 16rpx;
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padding: 16rpx;
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background: #fafafa;
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// 自定义滚动条
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&::-webkit-scrollbar {
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width: 8rpx;
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}
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&::-webkit-scrollbar-track {
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background: #f1f1f1;
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border-radius: 4rpx;
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}
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&::-webkit-scrollbar-thumb {
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background: #c1c1c1;
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border-radius: 4rpx;
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&:hover {
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background: #a8a8a8;
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}
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}
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}
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.message-item {
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background: white;
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padding: 20rpx;
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margin-bottom: 16rpx;
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border-radius: 12rpx;
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border-left: 6rpx solid #188eee;
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box-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.08);
|
||
transition: all 0.3s ease;
|
||
|
||
&:last-child {
|
||
margin-bottom: 0;
|
||
}
|
||
|
||
&:hover {
|
||
transform: translateX(4rpx);
|
||
box-shadow: 0 4rpx 16rpx rgba(0, 0, 0, 0.12);
|
||
}
|
||
}
|
||
|
||
.message-text {
|
||
font-size: 24rpx;
|
||
color: #333;
|
||
word-break: break-all;
|
||
line-height: 1.5;
|
||
font-family: "Courier New", monospace;
|
||
}
|
||
|
||
// 响应式设计
|
||
@media (max-width: 768rpx) {
|
||
.content {
|
||
padding: 0;
|
||
}
|
||
|
||
.iframe-container {
|
||
margin: 16rpx;
|
||
border-radius: 16rpx;
|
||
}
|
||
|
||
.controls {
|
||
padding: 16rpx;
|
||
gap: 16rpx;
|
||
}
|
||
|
||
.btn {
|
||
padding: 20rpx 16rpx;
|
||
font-size: 26rpx;
|
||
}
|
||
|
||
.message-area {
|
||
padding: 16rpx;
|
||
}
|
||
|
||
.message-item {
|
||
padding: 16rpx;
|
||
margin-bottom: 12rpx;
|
||
}
|
||
}
|
||
</style>
|