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fm3/ff57-tabs-mousewheel.js

Forked from benoitryder/ff57-tabs-mousewheel.js
Last active June 13, 2018 07:13
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Change tabs with mousewheel in Firefox 58
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ff57-tabs-mousewheel.js
/* To enable changing tabs by using the mouse wheel,
* enter this code into the browser console (Ctrl+Shift+J) */
var onTabWheel = function(ev) {
if (ev.deltaMode == 1 /* DOM_DELTA_LINE */) {
var idx = gBrowser.tabContainer.getIndexOfItem(gBrowser.selectedTab);
var direction = ev.deltaY > 0 ? 1 : -1;
gBrowser.selectTabAtIndex((idx + direction) % gBrowser.tabs.length);
}
}
gBrowser.tabContainer.arrowScrollbox.addEventListener("wheel", onTabWheel);
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fm3 commented Jan 27, 2018

updated for Firefox 58, using renamed field arrowScrollbox

@muesli
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muesli commented Apr 4, 2018

Thanks, what a lifesaver! Could this be wrapped as a simple Firefox extension, by chance?

@fm3
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fm3 commented Apr 19, 2018

@muesli if you find out how, let me know! There are some discussions about that general feature here and here

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fm3 commented Jun 13, 2018

@muesli someone in the manjaro forums figured out a way to enable this on startup

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