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feat: add new imageAnimationPolicy webpref and webContents setter (#29095)

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Samuel Attard 2021-06-07 19:00:22 -07:00 • committed by GitHub
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1
docs/api/browser-window.md
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@ -294,6 +294,7 @@ It creates a new `BrowserWindow` with native properties as set by the `options`.
* `allowRunningInsecureContent` Boolean (optional) - Allow an https page to run
JavaScript, CSS or plugins from http URLs. Default is `false`.
* `images` Boolean (optional) - Enables image support. Default is `true`.
* `imageAnimationPolicy` String (optional) - Specifies how to run image animations (E.g. GIFs). Can be `animate`, `animateOnce` or `noAnimation`. Default is `animate`.
* `textAreasAreResizable` Boolean (optional) - Make TextArea elements resizable. Default
is `true`.
* `webgl` Boolean (optional) - Enables WebGL support. Default is `true`.

14
docs/api/web-contents.md
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@ -1923,6 +1923,20 @@ when the page becomes backgrounded. This also affects the Page Visibility API.
Returns `String` - the type of the webContent. Can be `backgroundPage`, `window`, `browserView`, `remote`, `webview` or `offscreen`.
#### `contents.setImageAnimationPolicy(policy)`
* `policy` String - Can be `animate`, `animateOnce` or `noAnimation`.
Sets the image animation policy for this webContents. The policy only affects
_new_ images, existing images that are currently being animated are unaffected.
This is a known limitation in Chromium, you can force image animation to be
recalculated with `img.src = img.src` which will result in no network traffic
but will update the animation policy.
This corresponds to the [animationPolicy][] accessibility feature in Chromium.
[animationPolicy]: https://developer.chrome.com/docs/extensions/reference/accessibilityFeatures/#property-animationPolicy
### Instance Properties
#### `contents.audioMuted`