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Bug 1536264 - Only reset color / background / text-shadow for active options. r=jaws

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Otherwise you see font changes when hovering, which is not really desirable.

Differential Revision: https://phabricator.services.mozilla.com/D24116

--HG--
extra : moz-landing-system : lando
This commit is contained in:
Emilio Cobos Álvarez 2019-03-21 02:28:24 +00:00
parent 8452fc14bc
commit cdd51a7d35
1 changed files with 12 additions and 1 deletions
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13
toolkit/modules/SelectParentHelper.jsm
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@ -17,6 +17,13 @@ const MAX_ROWS = 20;
// Minimum elements required to show select search
const SEARCH_MINIMUM_ELEMENTS = 40;
// The properties that we should respect only when the item is not active.
const PROPERTIES_RESET_WHEN_ACTIVE = [
"color",
"background-color",
"text-shadow",
];
// Make sure to clear these objects when the popup closes to avoid leaking.
var currentBrowser = null;
var currentMenulist = null;
@ -352,8 +359,12 @@ function populateChildren(menulist, options, uniqueOptionStyles, selectedIndex,
for (let property in style) {
if (property == "direction" || property == "font-size")
continue; // handled above
if (style[property] != selectStyle[property]) {
if (style[property] == selectStyle[property])
continue;
if (PROPERTIES_RESET_WHEN_ACTIVE.includes(property)) {
ruleBody += `${property}: ${style[property]};`;
} else {
item.style.setProperty(property, style[property]);
}
}