windows.Window

Information about a browser window.

Type

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

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

Browser compatibility

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.

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, wbamberg
 Last updated by: chrisdavidmills,