41 lines
1017 B
JavaScript
41 lines
1017 B
JavaScript
//copied from http://stackoverflow.com/questions/8407946/is-it-possible-to-use-iframes-in-ie-without-memory-leaks
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(function($) {
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$.fn.purgeFrame = function() {
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var deferred;
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var browser = bowser;
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if (browser.msie && parseFloat(browser.version, 10) < 9) {
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deferred = purge(this);
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} else {
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this.remove();
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deferred = $.Deferred();
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deferred.resolve();
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}
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return deferred;
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};
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function purge($frame) {
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var sem = $frame.length
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, deferred = $.Deferred();
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$frame.load(function() {
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var frame = this;
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frame.contentWindow.document.innerHTML = '';
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sem -= 1;
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if (sem <= 0) {
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$frame.remove();
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deferred.resolve();
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}
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});
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$frame.attr('src', 'about:blank');
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if ($frame.length === 0) {
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deferred.resolve();
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}
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return deferred.promise();
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}
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})(jQuery);
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