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tjb0607 / ff57-tabs-mousewheel.js
Last active November 20, 2017 10:53 — forked from benoitryder/ff57-tabs-mousewheel.js
Change tabs with mousewheel in Firefox 57
// Change tabs with mousewheel
// Run into Browser Toolbox console
var onTabWheel = function(ev) {
if (ev.deltaMode == 1 /* DOM_DELTA_LINE */) {
var idx = gBrowser.tabContainer.getIndexOfItem(gBrowser.selectedTab);
if (ev.deltaY > 0) {
if (idx + 1 < gBrowser.tabs.length) {
gBrowser.selectTabAtIndex(idx + 1);
} else {