Bug 1568563 Comment 0 Edit History

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The onViewShowing event will be fired when the urlbar's popup panel is showing/opening. Mozilla-signed web extensions will be able to listen to this event.

This is useful for extensions that want to show a contextual tip (https://bugzilla.mozilla.org/show_bug.cgi?id=1559495) when the urlbar's popup panel is opening.
The onViewShowing event will be fired when the urlbar's popup panel is showing/opening. Mozilla-signed web extensions will be able to listen to this event.

This is useful for extensions that want to show a contextual tip (https://bugzilla.mozilla.org/show_bug.cgi?id=1559495) when the urlbar's popup panel is opening and to be able to count the number of times a contextual tip has been shown to a user.

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