Fired when a profile that has this extension installed first starts up. This event is not fired when a private browsing/incognito profile is started, even if this extension is operating in 'split' incognito mode.
browser.runtime.onStartup.addListener(listener)
浏览器
.
runtime
.
onStartup
.
removeListener
(
listener
)
浏览器
.
runtime
.
onStartup
.
hasListener
(
listener
)
All events have three functions:
addListener(listener)
添加
listener
to the calling event.
removeListener(listener)
Stop listening to the calling event. The
listener
argument is the listener to remove.
hasListener(listener)
Checks whether a
listener
is registered for the calling event. Returns
true
if it is listening,
false
否则。
The only parameter is
listener
, used for any of the above functions.
listener
A function that will be called when this event occurs.
BCD tables only load in the browser
打开 https://giphy.com/explore/cat when the browser starts up:
function handleStartup() {
browser.tabs.create({
url: "https://giphy.com/explore/cat"
});
}
browser.runtime.onStartup.addListener(handleStartup);
注意：
This API is based on Chromium's
chrome.runtime
API. This documentation is derived from
runtime.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.
最后修改： , 由 MDN 贡献者