/******************************************************************************* µBlock - a Chromium browser extension to block requests. Copyright (C) 2015 The µBlock authors This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see {http://www.gnu.org/licenses/}. Home: https://github.com/gorhill/uBlock */ (function() { 'use strict'; var whenSizeChanges = function(elm, callback) { var reset = function() { k.style.width = grow.offsetWidth + 10 + "px"; k.style.height = grow.offsetHeight + 10 + "px"; grow.scrollLeft = grow.scrollWidth; grow.scrollTop = grow.scrollHeight; shrink.scrollLeft = shrink.scrollWidth; shrink.scrollTop = shrink.scrollHeight; w = elm.offsetWidth; h = elm.offsetHeight; } var aux = document.createElement("div"); aux.style.cssText = "position:absolute;left:0;top:0;right:0;bottom:0;overflow:scroll;z-index:-1;visibility:hidden"; aux.innerHTML = '
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'; elm.appendChild(aux); var grow = aux.childNodes[0], k = grow.childNodes[0], shrink = aux.childNodes[1]; var w, h; reset(); grow.addEventListener("scroll", function() { (elm.offsetWidth > w || elm.offsetHeight > h) && callback(); reset(); }); shrink.addEventListener("scroll", function() { (elm.offsetWidth < w || elm.offsetHeight < h) && callback(); reset(); }); }; var onLoaded = function() { var body = document.body, popover = safari.self; var updateSize = function() { popover.width = body.clientWidth; popover.height = body.clientHeight; }; body.style.position = "relative"; // Necessary for size change detection whenSizeChanges(body, updateSize); }; window.addEventListener('load', onLoaded); })();