windows.Window

Information about a browser window.

Type

Values of this type are objects. They contain the following properties:

alwaysOnTop
boolean. Whether the window is set to be always on top.
focused
boolean. Whether the window is currently the focused window.
heightOptional
integer. The height of the window, including the frame, in pixels.
idOptional
integer. The ID of the window. Window IDs are unique within a browser session.
incognito
boolean. Whether the window is incognito (private).
leftOptional
integer. The offset of the window from the left edge of the screen in pixels.
sessionIdOptional
string. The session ID used to uniquely identify a Window obtained from the sessions API.
stateOptional
A windows.WindowState value representing the state of this browser window — maximized, minimized, etc.
tabsOptional
Array of tabs.Tab objects representing the current tabs in the window.
titleOptional
The title of the browser window. Requires "tabs" permission. Read only.
topOptional
integer. The offset of the window from the top edge of the screen in pixels.
typeOptional
A windows.WindowType value representing the type of browser window this is — normal browser window, popup, etc.
widthOptional
integer. The width of the window, including the frame, in pixels.

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxOperaFirefox for Android
Basic supportChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
alwaysOnTopChrome Full support 19Edge No support NoFirefox Full support 45Opera Full support 15Firefox Android No support No
focusedChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
heightChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
idChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
incognitoChrome Full support YesEdge Full support 14
Alternate Name
Full support 14
Alternate Name
Alternate Name Uses the non-standard name: inPrivate
Firefox Full support 45Opera Full support YesFirefox Android No support No
leftChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
sessionIdChrome Full support 31Edge No support NoFirefox No support NoOpera Full support 18Firefox Android No support No
stateChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
tabsChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
titleChrome No support NoEdge No support NoFirefox Full support 56Opera No support NoFirefox Android No support No
topChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
typeChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No
widthChrome Full support YesEdge Full support 14Firefox Full support 45Opera Full support YesFirefox Android No support No

Legend

Full support  
Full support
No support  
No support
Uses a non-standard name.
Uses a non-standard name.

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.

Document Tags and Contributors

Contributors to this page: Alien426, kernp, kestrel, wbamberg, chrisdavidmills
Last updated by: Alien426,