{"id":37238,"date":"2024-04-02T17:24:31","date_gmt":"2024-04-02T09:24:31","guid":{"rendered":"https:\/\/app.applebyme.cn\/cloud\/?p=37238"},"modified":"2024-04-02T17:24:31","modified_gmt":"2024-04-02T09:24:31","slug":"flutter-%e6%b7%b7%e5%90%88%e5%bc%80%e5%8f%91h5%e9%9c%80%e8%a6%81%e6%b3%a8%e6%84%8f%e5%93%aa%e4%ba%9b%e4%ba%8b%e9%a1%b9","status":"publish","type":"post","link":"https:\/\/app.applebyme.cn\/cloud\/appkaifa\/37238.html","title":{"rendered":"flutter \u6df7\u5408\u5f00\u53d1h5\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u4e8b\u9879?"},"content":{"rendered":"

Flutter\u6df7\u5408\u5f00\u53d1H5\u6307\u7684\u662f\u5728Flutter\u5e94\u7528\u4e2d\u5d4c\u5165Webview\uff0c\u901a\u8fc7Webview\u52a0\u8f7dH5\u9875\u9762\uff0c\u4ee5\u5b9e\u73b0\u5728Flutter\u5e94\u7528\u4e2d\u5c55\u793aH5\u9875\u9762\u7684\u6548\u679c\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u5728Flutter\u5e94\u7528\u4e2d\u901a\u8fc7JavaScript\u4e0eH5\u9875\u9762\u8fdb\u884c\u4ea4\u4e92\u3002\u672c\u6587\u5c06\u4ecb\u7ecdFlutter\u6df7\u5408\u5f00\u53d1H5\u7684\u539f\u7406\u548c\u5b9e\u73b0\u65b9\u6cd5\u3002<\/p>\n

\u4e00\u3001Flutter\u6df7\u5408\u5f00\u53d1H5\u7684\u539f\u7406<\/p>\n

Flutter\u6df7\u5408\u5f00\u53d1H5\u7684\u539f\u7406\u5176\u5b9e\u5c31\u662f\u5728Flutter\u5e94\u7528\u4e2d\u5d4c\u5165\u4e00\u4e2aWebview\u7ec4\u4ef6\uff0c\u901a\u8fc7Webview\u52a0\u8f7dH5\u9875\u9762\u3002Webview\u662f\u4e00\u4e2a\u5185\u7f6e\u6d4f\u89c8\u5668\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u5728Flutter\u5e94\u7528\u4e2d\u6e32\u67d3H5\u9875\u9762\uff0c\u540c\u65f6\u8fd8\u53ef\u4ee5\u901a\u8fc7JavaScript\u4e0eH5\u9875\u9762\u8fdb\u884c\u4ea4\u4e92\u3002<\/p>\n

Flutter\u4e2d\u63d0\u4f9b\u4e86\u4e00\u4e2a\u540d\u4e3awebview_flutter\u7684\u63d2\u4ef6\uff0c\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u5728Flutter\u5e94\u7528\u4e2d\u5d4c\u5165Webview\u7ec4\u4ef6\u3002\u8be5\u63d2\u4ef6\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684API\uff0c\u53ef\u4ee5\u7528\u6765\u63a7\u5236Webview\u7684\u52a0\u8f7d\u3001\u9875\u9762\u8df3\u8f6c\u3001JavaScript\u4ea4\u4e92\u7b49\u7b49\u3002<\/p>\n

\u4e8c\u3001Flutter\u6df7\u5408\u5f00\u53d1H5\u7684\u5b9e\u73b0\u65b9\u6cd5<\/p>\n

\u4ee5\u4e0b\u662fFlutter\u6df7\u5408\u5f00\u53d1H5\u7684\u5b9e\u73b0\u65b9\u6cd5\uff1a<\/p>\n

1. \u5f15\u5165webview_flutter\u63d2\u4ef6<\/p>\n

\u5728pubspec.yaml\u6587\u4ef6\u4e2d\u6dfb\u52a0webview_flutter\u63d2\u4ef6\u7684\u4f9d\u8d56\uff1a<\/p>\n

“`<\/p>\n

dependencies:<\/p>\n

flutter:<\/p>\n

sdk: flutter<\/p>\n

webview_flutter: ^2.0.13<\/p>\n

“`<\/p>\n

\u7136\u540e\u8fd0\u884cflutter packages get\u547d\u4ee4\uff0c\u5c06\u63d2\u4ef6\u5f15\u5165\u5230\u9879\u76ee\u4e2d\u3002<\/p>\n

2. \u5728Flutter\u5e94\u7528\u4e2d\u5d4c\u5165Webview\u7ec4\u4ef6<\/p>\n

\u5728Flutter\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7WebView\u7ec4\u4ef6\u6765\u5d4c\u5165Webview\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n

“`<\/p>\n

import ‘package:flutter\/material.dart’;<\/p>\n

import ‘package:webview_flutter\/webview_flutter.dart’;<\/p>\n

class WebViewPage extends StatefulWidget {<\/p>\n

final String url;<\/p>\n

WebViewPage({this.url});<\/p>\n

@override<\/p>\n

_WebViewPageState createState() => _WebViewPageState();<\/p>\n

}<\/p>\n

class _WebViewPageState extends State {<\/p>\n

@override<\/p>\n

Widget build(BuildContext context) {<\/p>\n

return Scaffold(<\/p>\n

appBar: AppBar(<\/p>\n

title: Text(‘WebView’),<\/p>\n

),<\/p>\n

body: WebView(<\/p>\n

initialUrl: widget.url,<\/p>\n

),<\/p>\n

);<\/p>\n

}<\/p>\n

}<\/p>\n

“`<\/p>\n

\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7WebView\u7ec4\u4ef6\u6765\u5d4c\u5165Webview\uff0c\u5e76\u8bbe\u7f6e\u4e86initialUrl\u5c5e\u6027\u6765\u6307\u5b9a\u8981\u52a0\u8f7d\u7684H5\u9875\u9762\u7684URL\u3002<\/p>\n

3. \u5b9e\u73b0JavaScript\u4ea4\u4e92<\/p>\n

\u5728Flutter\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7WebViewController\u6765\u83b7\u53d6Webview\u7684\u63a7\u5236\u5668\uff0c\u7136\u540e\u901a\u8fc7\u8be5\u63a7\u5236\u5668\u6765\u6267\u884cJavaScript\u4ee3\u7801\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n

“`<\/p>\n

class _WebViewPageState extends State {<\/p>\n

WebViewController _webViewController;<\/p>\n

@override<\/p>\n

Widget build(BuildContext context) {<\/p>\n

return Scaffold(<\/p>\n

appBar: AppBar(<\/p>\n

title: Text(‘WebView’),<\/p>\n

),<\/p>\n

body: WebView(<\/p>\n

initialUrl: widget.uh5 +app\u6587\u6863<\/a>rl,<\/p>\n

onWebViewCreated: (WebViewController webViewController) {<\/p>\n

_webViewController = webViewController;<\/p>\n

},<\/p>\n

),<\/p>\n

floatingActionButton: FloatingActionButton(<\/p>\n

child: Icon(Icons.add),<\/p>\n

onPressed: () {<\/p>\n

_webViewController.evaluateJavascript(‘alert(“Hello, world!”)’);<\/p>\n

},<\/p>\n

),<\/p>\n

);<\/p>\n

}<\/p>\n

}<\/p>\n

“`<\/p>\n

\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7onWebViewCreated\u56de\u8c03\u51fd\u6570\u6765\u83b7vue\u8d2d\u7269\u8f66\u624b\u673a\u7aef\u5f00\u53d1<\/a>\u53d6WebViewController\uff0c\u7136\u540e\u901a\u8fc7\u8be5\u63a7\u5236\u5668\u7684evaluateJavascript\u65b9\u6cd5\u6765\u6267\u884cJavaScript\u4ee3\u7801\u3002\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u6267\u884c\u4e86\u4e00\u4e2a\u7b80\u5355\u7684alert\u8bed\u53e5\uff0c\u5f39\u51fa\u4e86\u4e00\u4e2aHello, world!\u7684\u63d0\u793a\u6846\u3002<\/p>\n

\u4e09\u3001\u603b\u7ed3<\/p>\n

Flutter\u6df7\u5408\u5f00\u53d1H5\u53ef\u4ee5\u8ba9\u6211\u4eec\u5728Flutter\u5e94\u7528\u4e2d\u5c55\u793aH5\u9875\u9762\uff0c\u540c\u65f6\u8fd8\u53ef\u4ee5\u901a\u8fc7JavaScript\u4e0eH5\u9875\u9762\u8fdb\u884c\u4ea4\u4e92\u3002\u5728Flutt<\/p>\n

<\/figure>\n<\/p>\n

er\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7webview_flutter\u63d2\u4ef6\u6765\u5b9e\u73b0\u8fd9\u4e2a\u529f\u80fd\u3002\u5728\u4f7f\u7528\u8be5\u63d2\u4ef6\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4e00\u4e9b\u5b89\u5168\u95ee\u9898\uff0c\u4f8b\u5982\u4e0d\u8981\u52a0\u8f7d\u4e0d\u53ef\u4fe1\u7684H5\u9875\u9762\uff0c\u4ee5\u907f\u514d\u53ef\u80fd\u7684\u5b89\u5168\u6f0f\u6d1e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Flutter\u6df7\u5408\u5f00\u53d1H5\u6307\u7684\u662f\u5728Flutter\u5e94\u7528\u4e2d\u5d4c\u5165Webview\uff0c\u901a\u8fc7Webview\u52a0\u8f7dH5\u9875\u9762\uff0c\u4ee5\u5b9e\u73b0\u5728Flutter\u5e94\u7528\u4e2d\u5c55\u793aH5\u9875\u9762\u7684\u6548\u679c\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u5728Flutter\u5e94\u7528\u4e2d\u901a\u8fc7Jav<\/p>\n","protected":false},"author":14,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[2643,35273,1097,35272,959],"class_list":{"0":"post-37238","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-appkaifa","7":"tag-2643","8":"tag-app","9":"tag-1097","11":"tag-959"},"_links":{"self":[{"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/posts\/37238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/comments?post=37238"}],"version-history":[{"count":1,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/posts\/37238\/revisions"}],"predecessor-version":[{"id":37493,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/posts\/37238\/revisions\/37493"}],"wp:attachment":[{"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/media?parent=37238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/categories?post=37238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/app.applebyme.cn\/cloud\/wp-json\/wp\/v2\/tags?post=37238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}