错误的具体内容是WebViewPlatform.instance为null,这通常意味着没有为webview_flutter设置平台实现。 2. 检查webview_flutter_platform_interface包的版本和兼容性 你遇到的错误很可能是由于webview_flutter版本不兼容导致的。在HarmonyOS上,Flutter插件可能需要特定的适配版本才能正常
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name: webview_flutter_platform_interface sha256: d937581d6e558908d7ae3dc1989c4f87b786891ab47bb9df7de548a151779d8d url: "https://pub.dev" source: hosted version: "2.10.0" webview_flutter_wkwebview: dependency: "direct main" description: name: webview_flutter_wkwebview sha256: "8e0...
报错如下: 'package:webview_flutter_platform_interface/src/platform_webview_controller.dart': Failed assertion: line 26 pos 7: 'WebViewPlatform.instance != null': A platform implementation for `webview_flutter` has not been set. Please ensure that an implementation of `WebViewPlatform` has been...
flutter使用webView_flutter这个库,版本是4.4.2,看报错内容是需要设置平台,应该如何设置? 报错如下: 'package:webview_flutter_platform_interface/src/platform_webview_controller.dart': Failed assertion: line 26 pos 7: 'WebViewPlatform.instance != null': A platform implementation for `webview_flutter` ...
webview_flutter: #webview git: url: https://gitee.com/openharmony-sig/flutter_packages.git path: "packages/webview_flutter/webview_flutter" ref: master 1. 2. 3. 4. 5. 另外,path更换为: packages/webview_flutter-v4.4.4/webview_flutter packages/webview_flutter_platform_interface-v2.10.0...
name: plugin_platform_interface sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02" url: "https://pub.dev" source: hosted version: "2.1.8" sky_engine: dependency: transitive description: flutter source: sdk
接下来我们在 H5中尝试调用,因为 flutter 接受到的消息是字符串类型,所以我们将要传输的数据转换成 JSON 字符串后再传递给 flutter,然后在 flutter 端再解析出来。 interfaceIMessage{type:string;// 消息类型params?:Record<string,any>;}// 定义BridgeclassBridge{asyncsendWithResult(message:IMessage):Promise<any...
1 创建 Flutter 插件 使用Flutter 命令行工具可以轻松创建一个插件项目: flutter create --template=plugin my_plugin 1. 默认语言是swift和Kotlin 如果你想指定 iOS 的语言为 Objective-C 和 Android 的语言为 Java: flutter create --template=plugin --platforms=ios,android --ios-language=objc --android-la...
flutter_inappwebview_macos fix #2197, Added useOnAjaxReadyStateChange and useOnAjaxProgress prope… 5个月前 flutter_inappwebview_platform_interface android: Implemented onShowFileChooser WebView event, platform-interfa… 5个月前 flutter_inappwebview_web ...