downloads.onErased
The onErased() event of the downloads API fires when a download is erased from the browser history.
The listener is passed the downloadId of the downloads.DownloadItem object in question as a parameter.
Syntax
js
browser.downloads.onErased.addListener(listener)
browser.downloads.onErased.removeListener(listener)
browser.downloads.onErased.hasListener(listener)
Events have three functions:
addListener(listener)-
Adds a listener to this event.
removeListener(listener)-
Stop listening to this event. The
listenerargument is the listener to remove. hasListener(listener)-
Check whether a given
listeneris registered for this event. Returnstrueif it is listening,falseotherwise.
addListener syntax
>Parameters
listener-
The function called when this event occurs. This function is passed this argument:
downloadId-
An
integerrepresenting theidof thedownloads.DownloadItemthat was erased.
Examples
Add a listener for onErased events, then erase the most recent download:
js
function handleErased(item) {
console.log(`Erased: ${item}`);
}
browser.downloads.onErased.addListener(handleErased);
let erasing = browser.downloads.erase({
limit: 1,
orderBy: ["-startTime"],
});
Browser compatibility
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Note:
This API is based on Chromium's chrome.downloads API.