tabs.onZoomChange

Envoyé lorsqu'un onglet est agrandi.

Syntaxe

browser.tabs.onZoomChange.addListener(listener)
browser.tabs.onZoomChange.removeListener(listener)
browser.tabs.onZoomChange.hasListener(listener)

Les événements ont trois fonctions :

addListener(callback): Ajoute un écouteur à cet événement.
removeListener(listener): Arrêtez d'écouter cet événement. L'argument listener de l'écouteur est l'écouteur à supprimer.
hasListener(listener): Vérifiez si listener est enregistré pour cet événement. Renvoie true s'il écoute, sinon false.

Syntaxe addListener

Paramètres

callback

Function that will be called when this event occurs. The function will be passed the following arguments:

ZoomChangeInfo: object. Information about the zoom event.

Additional objects

ZoomChangeInfo

tabId: integer. ID of the tab that was zoomed.
oldZoomFactor: number. The previous zoom factor.
newZoomFactor: number. The new zoom factor.
zoomSettings: tabs.ZoomSettings. Zoom settings for the tab.

Compatibilité du navigateur

	Chrome	Edge	Firefox	Firefox for Android	Opera
Support simple	Oui	Non	45	Non	Oui

	Ordinateur				Mobile
	Chrome	Edge	Firefox	Opera	Firefox pour Android
Support simple	Support complet Oui	Aucun support Non	Support complet 45	Support complet Oui	Aucun support Non

Légende

Support complet: Support complet
Aucun support: Aucun support

Exemples

Ecoutez les événements de zoom et consignez les informations :

function handleZoomed(zoomChangeInfo) {
  console.log("Tab: " + zoomChangeInfo.tabId + " zoomed");
  console.log("Old zoom: " + zoomChangeInfo.oldZoomFactor);
  console.log("New zoom: " + zoomChangeInfo.newZoomFactor);
}

browser.tabs.onZoomChange.addListener(handleZoomed);

Remerciements :

Cette API est basée sur l'API Chromium chrome.tabs. Cette documentation est dérivée de tabs.json dans le code de Chromium code.

Les données de compatibilité relatives à Microsoft Edge sont fournies par Microsoft Corporation et incluses ici sous la licence Creative Commons Attribution 3.0 pour les États-Unis.

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