57 lines
1.6 KiB
JavaScript
57 lines
1.6 KiB
JavaScript
'use strict';
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/*@
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Ox.GarbageCollection <f> GarbageCollection
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() -> <o> run garbage collection
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debug() -> {} output debug information
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@*/
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Ox.GarbageCollection = (function() {
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var that = function() {
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collect();
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},
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timeout;
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collect();
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function collect() {
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var len = Ox.len(Ox.UI.elements);
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Object.keys(Ox.UI.elements).forEach(function(id) {
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var $element = Ox.UI.elements[id];
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if ($element && Ox.isUndefined($element.$element.data('oxid'))) {
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//Chrome does not properly release resources, reset manually
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//http://code.google.com/p/chromium/issues/detail?id=31014
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$element.find('video').attr({src: ''});
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$element.remove();
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delete Ox.UI.elements[id];
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}
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});
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timeout && clearTimeout(timeout);
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timeout = setTimeout(collect, 60000);
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Ox.Log('GC', len, '-->', Ox.len(Ox.UI.elements));
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}
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/*@
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debug <f> debug info
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() -> <s>
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@*/
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that.debug = function() {
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var classNames = {}, sorted = [];
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Ox.forEach(Ox.UI.elements, function($element, id) {
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var className = $element[0].className;
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classNames[className] = (classNames[className] || 0) + 1;
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});
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Ox.forEach(classNames, function(count, className) {
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sorted.push({className: className, count: count});
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})
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return sorted.sort(function(a, b) {
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return a.count - b.count;
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}).map(function(v) {
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return v.count + ' ' + v.className
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}).join('\n');
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};
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return that;
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}());
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