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feat: add removeInsertedCSS (#16579)

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Heilig Benedek 2019-06-17 17:39:36 +02:00 • committed by John Kleinschmidt
parent deebde66f9
commit 5a08522b98
8 changed files with 88 additions and 9 deletions
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23
docs/api/web-contents.md
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@ -987,9 +987,12 @@ Returns `String` - The user agent for this web page.
* `css` String
Returns `Promise<void>`
Returns `Promise<String>` - A promise that resolves with a key for the inserted
CSS that can later be used to remove the CSS via
`contents.removeInsertedCSS(key)`.
Injects CSS into the current web page.
Injects CSS into the current web page and returns a unique key for the inserted
stylesheet.
```js
contents.on('did-finish-load', function () {
@ -997,6 +1000,22 @@ contents.on('did-finish-load', function () {
})
```
#### `contents.removeInsertedCSS(key)`
* `key` String
Returns `Promise<void>` - Resolves if the removal was successful.
Removes the inserted CSS from the current web page. The stylesheet is identified
by its key, which is returned from `contents.insertCSS(css)`.
```js
contents.on('did-finish-load', async function () {
const key = await contents.insertCSS('html, body { background-color: #f00; }')
contents.removeInsertedCSS(key)
})
```
#### `contents.executeJavaScript(code[, userGesture])`
* `code` String