Created
September 14, 2012 08:27
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jQuery 1.8 + data events intercept
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| <!DOCTYPE HTML> | |
| <html lang="en-US"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title></title> | |
| <style type="text/css"> | |
| button { | |
| display: block; | |
| margin: 5px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <button id=":1">button</button> | |
| <button id=":2">button</button> | |
| <button id=":3">button</button> | |
| <button id=":4">button</button> | |
| <!-- | |
| http://blog.jquery.com/2012/06/22/jquery-1-8-beta-1-see-whats-coming-and-going/ | |
| #10589: Remove $.fn.data("events") | |
| --> | |
| <script src="http:////cdnjs.cloudflare.com/ajax/libs/jquery/1.8.1/jquery.min.js"></script> | |
| <!-- <script src="http:////cdnjs.cloudflare.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> --> | |
| <script> | |
| INTERCEPTED = '__intercepted_hidden_prop__' | |
| var intercept = function(fn, msg) { | |
| if (fn[INTERCEPTED]) return fn | |
| var intercepted = function() { | |
| if (confirm(msg)) { | |
| fn.apply(this, arguments) | |
| } | |
| } | |
| intercepted[INTERCEPTED] = true | |
| return intercepted | |
| } | |
| $buttons = $('button') | |
| $buttons.on('click.intercept', function(e) { | |
| $buttons.each(function() { | |
| // var evts = $.data(this, 'events') | |
| // jQuery 1.8 + | |
| var evts = $._data(this, 'events') | |
| evts.click | |
| .filter(function(e){ | |
| return e.namespace !== 'intercept' | |
| }) | |
| .forEach(function(e) { | |
| e.handler = intercept(e.handler, 'wtf') | |
| }) | |
| }) | |
| }) | |
| $buttons.on('click',function(e) { | |
| console.info(this.id, this, e) | |
| }) | |
| </script> | |
| </body> | |
| </html> |
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