Created
March 16, 2012 13:04
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Maintaining an object and selector context with jQuery
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| var object = { | |
| handler : function(){ | |
| $("selector").on( "click", _.bind( this.doSomething, this )); | |
| }, | |
| doSomething : function(e){ | |
| // want this to be the object instead of the element we're acting on, | |
| // so this.doSomethingElse will properly evaluate. but now if I want to | |
| // access $(this), I'm hosed because the context is the object, not the element. | |
| this.doSomething( $(this) ); | |
| }, | |
| doSomethingElse : function( $trigger ){} | |
| }; | |
| var object = { | |
| handler : function(){ | |
| $("selector").on( "click", { context : this }, this.doSomething ); | |
| }, | |
| doSomething : function(e){ | |
| // it's a bit hacky, but now self contains the previous context, passed as | |
| // arbitrary data on the event handler, and `this` contains the element that | |
| // we're acting on, so we have access to both. | |
| var self = e.data.context; | |
| self.doSomething( $(this) ); | |
| }, | |
| doSomethingElse : function( $trigger ){} | |
| }; |
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