electron/docs/api/browser-view.md

Class: BrowserView

Create and control views.

Process: Main

A BrowserView can be used to embed additional web content into a BrowserWindow. It is like a child window, except that it is positioned relative to its owning window. It is meant to be an alternative to the webview tag.

Example

// In the main process.
const { BrowserView, BrowserWindow } = require('electron')

let win = new BrowserWindow({ width: 800, height: 600 })
win.on('closed', () => {
  win = null
})

let view = new BrowserView()
win.setBrowserView(view)
view.setBounds({ x: 0, y: 0, width: 300, height: 300 })
view.webContents.loadURL('https://electronjs.org')

new BrowserView([options]) Experimental

• options Object (optional)
  • webPreferences Object (optional) - See BrowserWindow.

Static Methods

BrowserView.getAllViews()

Returns BrowserView[] - An array of all opened BrowserViews.

BrowserView.fromWebContents(webContents)

• webContents WebContents

Returns BrowserView | null - The BrowserView that owns the given webContents or null if the contents are not owned by a BrowserView.

BrowserView.fromId(id)

• id Integer

Returns BrowserView - The view with the given id.

Instance Properties

Objects created with new BrowserView have the following properties:

view.webContents Experimental

A WebContents object owned by this view.

view.id Experimental

A Integer representing the unique ID of the view.

Instance Methods

Objects created with new BrowserView have the following instance methods:

view.destroy()

Force closing the view, the unload and beforeunload events won't be emitted for the web page. After you're done with a view, call this function in order to free memory and other resources as soon as possible.

view.isDestroyed()

Returns Boolean - Whether the view is destroyed.

view.setAutoResize(options) Experimental

• options Object
  • width Boolean (optional) - If true, the view's width will grow and shrink together with the window. false by default.
  • height Boolean (optional) - If true, the view's height will grow and shrink together with the window. false by default.
  • horizontal Boolean (optional) - If true, the view's x position and width will grow and shrink proportionally with the window. false by default.
  • vertical Boolean (optional) - If true, the view's y position and height will grow and shrink proportionally with the window. false by default.

view.setBounds(bounds) Experimental

• bounds Rectangle

Resizes and moves the view to the supplied bounds relative to the window.

view.setBackgroundColor(color) Experimental

• color String - Color in #aarrggbb or #argb form. The alpha channel is optional.