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33 lines
740 B
JavaScript
33 lines
740 B
JavaScript
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/**
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* @provides javelin-behavior-differential-user-select
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* @requires javelin-behavior
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* javelin-dom
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* javelin-stratcom
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*/
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JX.behavior('differential-user-select', function() {
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var unselectable;
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function isOnRight(node) {
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return node.parentNode.firstChild != node.previousSibling;
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}
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JX.Stratcom.listen(
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'mousedown',
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null,
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function(e) {
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var key = 'differential-unselectable';
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if (unselectable) {
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JX.DOM.alterClass(unselectable, key, false);
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}
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var diff = e.getNode('differential-diff');
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var td = e.getNode('tag:td');
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if (diff && td && isOnRight(td)) {
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unselectable = diff;
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JX.DOM.alterClass(diff, key, true);
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}
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});
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});
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