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| [http://en.wikipedia.org/wiki/Ajax_%28programming%29 Ajax]-driven or JavaScript-heavy sites often require | | #REDIRECT [[Capturing and Bubbling]] |
| different strategies than when scripting a regular site: elements appear, disappear and change at any time. This page contains some tips for scripting such sites.
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| == Catch bubbling events ==
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| This code will tell you what element you click, unless it or some ancestor element does <code>event.stopPropagation()</code>:
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| document.addEventListener('click',function(event) {
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| GM_log("Clicked " + event.target);
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| }, true);
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| This is useful since elements you want to attach listeners to might not be in the [[DOM]] yet when the page/script loads.
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| === Example scripts ===
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| * [http://userscripts.org/scripts/show/2419 Gmail attachment reminder]
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| {{stub}}
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| [[Category:Site-specific tips]]
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Latest revision as of 01:32, 4 February 2010
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