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Information about a browser window.
Type
Values of this type are objects. They contain the following properties:
idOptionalinteger. The ID of the window. Window IDs are unique within a browser session.focusedboolean. Whether the window is currently the focused window.topOptionalinteger. The offset of the window from the top edge of the screen in pixels.leftOptionalinteger. The offset of the window from the left edge of the screen in pixels.widthOptionalinteger. The width of the window, including the frame, in pixels.heightOptionalinteger. The height of the window, including the frame, in pixels.tabsOptional- Array of
tabs.Tabobjects representing the current tabs in the window. incognitoboolean. Whether the window is incognito.typeOptional- A
windows.WindowTypevalue representing the type of browser window this is — normal browser window, popup, etc. stateOptional- A
windows.WindowStatevalue representing the state of this browser window — maximized, minimized, etc. alwaysOnTopboolean. Whether the window is set to be always on top.sessionIdOptionalstring. The session ID used to uniquely identify a Window obtained from thesessionsAPI.
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Chrome | Edge | Firefox | Firefox for Android | Opera | |
|---|---|---|---|---|---|
| Basic Support | Yes | Yes | 45.0 | No | 33 |
Compatibility notes
Edge
- 'alwaysOnTop' is not supported
Acknowledgements
This API is based on Chromium's chrome.windows API. This documentation is derived from windows.json in the Chromium code.
Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.
// Copyright 2015 The Chromium Authors. All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following disclaimer // in the documentation and/or other materials provided with the // distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived from // this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.