#鸿蒙通关秘籍#如何在鸿蒙中托管网页中的媒体播放?

HarmonyOS
2024-12-13 11:34:29
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HTTPS风吟浅唱

鸿蒙Web组件支持应用接管网页中的媒体播放,以增强网页媒体播放能力。可以通过enableNativeMediaPlayer()方法开启这一功能,并在应用中实现本地播放器,以下是方案示例:

  1. 开启接管网页媒体播放功能:

typescript import { webview } from '@kit.ArkWeb';

@Entry @Component struct WebComponent { controller: webview.WebviewController = new webview.WebviewController();

build() { Column() { Web({ src: 'www.example.com', controller: this.controller }) .enableNativeMediaPlayer({ enable: true, shouldOverlay: false }) } } }

  1. 实现本地播放器逻辑:

typescript import { webview } from '@kit.ArkWeb';

// Implement the webview.NativeMediaPlayerBridge class NativeMediaPlayerImpl implements webview.NativeMediaPlayerBridge { constructor(handler: webview.NativeMediaPlayerHandler, mediaInfo: webview.MediaInfo) {} play() {} pause() {} seek(targetTime: number) {} release() {} setVolume(volume: number) {} setMuted(muted: boolean) {} setPlaybackRate(playbackRate: number) {} enterFullscreen() {} exitFullscreen() {} }

@Entry @Component struct WebComponent { controller: webview.WebviewController = new webview.WebviewController();

build() { Column() { Web({ src: 'www.example.com', controller: this.controller }) .enableNativeMediaPlayer({ enable: true, shouldOverlay: false }) .onPageBegin((event) => { this.controller.onCreateNativeMediaPlayer((handler: webview.NativeMediaPlayerHandler, mediaInfo: webview.MediaInfo) => { // Implement custom logic to decide if the media needs to be taken over or not let nativePlayer: webview.NativeMediaPlayerBridge = new NativeMediaPlayerImpl(handler, mediaInfo); return nativePlayer; }); }) } } }

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2024-12-13 12:24:52
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