This property is only present if the opener tab still exists and is in the same window. The ID of the tab that opened this tab, if any. The current muted state for the tab and the reason for the last state change. Time at which the tab was last accessed, in milliseconds since the epoch. True if the tab is currently being rendered in Reader Mode, false otherwise. True if the tab can be rendered in Reader Mode, false otherwise. The zero-based index of the tab within its window. Whether the tab is in a private browsing window.
Chrome tabs plus windows#
The tab ID may also be set to tabs.TAB_ID_NONE for browser windows that don't host content tabs (for example, devtools windows). Tab IDs are unique within a browser session.
Chrome tabs plus for android#
An active tab is always highlighted, but some browsers may allow additional tabs to be highlighted, for example by clicking them while holding Ctrl, Shift or ⌘ Command keys.įirefox for Android doesn't support highlighting multiple tabs, and Firefox desktop requires the preference (enabled by default). It may also be undefined if the page has no favicon, or an empty string if the tab is loading. Only present if the extension has the "tabs" permission or host permissions. Its content gets reloaded the next time it's activated. A discarded tab is one whose content has been unloaded from memory, but is still visible in the tab strip. Only present if the extension has the "cookies" permission. If different tabs can have different cookie stores (for example, to support contextual identity), you can pass this as the storeId option into various methods of the cookies API, to set and get cookies associated with this tab's cookie store. Whether the tab can be discarded automatically by the browser when resources are low.
However, the user will not hear the sound if the tab is muted (see the mutedInfo property). Indicates whether the tab is producing sound. For example, when the tab displays a modal dialog, attention will be true. Indicates whether the tab is drawing attention.
When this popup tab is selected, the active tab will instead be the one in which the popup opened. However, on Firefox for Android, extension popups open in a new tab. The active tab is usually the selected one. This may be true even if the tab's window is not currently focused. They contain the following properties: activeīoolean.
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