electron/docs/api/web-frame.md
2015-01-08 12:39:58 -08:00

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# web-frame
The `web-frame` module can custom the rendering of current web page.
An example of zooming current page to 200%.
```javascript
var webFrame = require('web-frame');
webFrame.setZoomFactor(2);
```
## webFrame.setZoomFactor(factor)
* `factor` Number - Zoom factor
Changes the zoom factor to the specified factor, zoom factor is
zoom percent / 100, so 300% = 3.0.
## webFrame.getZoomFactor()
Returns the current zoom factor.
## webFrame.setZoomLevel(level)
* `level` Number - Zoom level
Changes the zoom level to the specified level, 0 is "original size", and each
increment above or below represents zooming 20% larger or smaller to default
limits of 300% and 50% of original size, respectively.
## webFrame.getZoomLevel()
Returns the current zoom level.
## webFrame.setSpellCheckProvider(language, autoCorrectWord, provider)
* `language` String
* `autoCorrectWord` Boolean
* `provider` Object
Sets a provider for spell checking in input fields and text areas.
The `provider` must be an object that has a `spellCheck` method that returns
whether the word passed is correctly spelled.
An example of using [node-spellchecker][spellchecker] as provider:
```javascript
require('web-frame').setSpellCheckProvider("en-US", true, {
spellCheck: function(text) {
return !(require('spellchecker').isMisspelled(text));
}
});
```
## webFrame.registerUrlSchemeAsSecure(scheme)
* `scheme` String
Sets the `scheme` as secure scheme.
Secure schemes do not trigger mixed content warnings. For example, `https` and
`data` are secure schemes because they cannot be corrupted by active network
attackers.
[spellchecker]: https://github.com/atom/node-spellchecker