How to pause a webview and its audio?

Nate Hill
Nate Hill

Currently, when you deactive a WebViewPrefab (or CanvasWebViewPrefab), it hides the webview, but the underlying browser continues running. So, if the web page is playing audio, the audio continues playing after the WebViewPrefab is deactivated. In order to pause the browser's media, here are some options:

  1. If you won't be returning to the web page, the simplest option is to clear the webview by loading a blank page.

  2. Most platforms don't have native APIs for pausing a webview or its media, but you can use ExecuteJavaScript() to run some JavaScript that pauses all of the media in the page:

    webViewPrefab.WebView.ExecuteJavaScript(
  "document.querySelectorAll('video, audio').forEach(mediaElement => mediaElement.pause())"
);

  3. Some 3D WebView packages support muting a webview's audio with the IWithMutableAudio interface.

  4. On Android, 3D WebView has platform-specific APIs that you can use to pause the browser engine: