X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;ds=sidebyside;f=src%2Fevent.js;h=e08a085c8043d9ddb22d3ef42c22d5ec9ec3de74;hb=e454e8305d7c159c3bcffafeb09ea98b342777ad;hp=89391d5dd179d556e3af833ddfcb035f0367c1ef;hpb=87d6bcec31046d84d1b4518d0888f1715e15e60b;p=jquery.git diff --git a/src/event.js b/src/event.js index 89391d5..e08a085 100644 --- a/src/event.js +++ b/src/event.js @@ -41,17 +41,10 @@ jQuery.event = { // Init the element's event structure var events = jQuery.data(elem, "events") || jQuery.data(elem, "events", {}), handle = jQuery.data(elem, "handle") || jQuery.data(elem, "handle", function(){ - // returned undefined or false - var val; - // Handle the second event of a trigger and when // an event is called after a page has unloaded - if ( typeof jQuery == "undefined" || jQuery.event.triggered ) - return val; - - val = jQuery.event.handle.apply(arguments.callee.elem, arguments); - - return val; + if ( typeof jQuery != "undefined" && !jQuery.event.triggered ) + return jQuery.event.handle.apply(arguments.callee.elem, arguments); }); // Add elem as a property of the handle function // This is to prevent a memory leak with non-native @@ -109,9 +102,9 @@ jQuery.event = { if ( events ) { // Unbind all events for the element - if ( types == undefined ) + if ( types == undefined || (typeof types == "string" && types.charAt(0) == ".") ) for ( var type in events ) - this.remove( elem, type ); + this.remove( elem, type + (types || "") ); else { // types is actually an event object here if ( types.type ) { @@ -169,6 +162,11 @@ jQuery.event = { // Clone the incoming data, if any data = jQuery.makeArray(data || []); + if ( type.indexOf("!") >= 0 ) { + type = type.slice(0, -1); + var exclusive = true; + } + // Handle a global trigger if ( !elem ) { // Only trigger if we've ever bound an event for it @@ -191,13 +189,16 @@ jQuery.event = { // Enforce the right trigger type data[0].type = type; + if ( exclusive ) + data[0].exclusive = true; - // Trigger the event - if ( jQuery.isFunction( jQuery.data(elem, "handle") ) ) - val = jQuery.data(elem, "handle").apply( elem, data ); + // Trigger the event, it is assumed that "handle" is a function + var handle = jQuery.data(elem, "handle"); + if ( handle ) + val = handle.apply( elem, data ); - // Handle triggering native .onfoo handlers - if ( !fn && elem["on"+type] && elem["on"+type].apply( elem, data ) === false ) + // Handle triggering native .onfoo handlers (and on links since we don't call .click() for links) + if ( (!fn || (jQuery.nodeName(elem, 'a') && type == "click")) && elem["on"+type] && elem["on"+type].apply( elem, data ) === false ) val = false; // Extra functions don't get the custom event object @@ -207,7 +208,7 @@ jQuery.event = { // Handle triggering of extra function if ( extra && jQuery.isFunction( extra ) ) { // call the extra function and tack the current return value on the end for possible inspection - ret = extra.apply( elem, data.concat( val ) ); + ret = extra.apply( elem, val == null ? data : data.concat( val ) ); // if anything is returned, give it precedence and have it overwrite the previous value if (ret !== undefined) val = ret; @@ -230,38 +231,36 @@ jQuery.event = { handle: function(event) { // returned undefined or false - var val; + var val, namespace, all, handlers; - // Empty object is for triggered events with no data - event = jQuery.event.fix( event || window.event || {} ); + event = arguments[0] = jQuery.event.fix( event || window.event ); // Namespaced event handlers - var parts = event.type.split("."); - event.type = parts[0]; + namespace = event.type.split("."); + event.type = namespace[0]; + namespace = namespace[1]; + all = !namespace && !event.exclusive; //cache this now, all = true means, any handler - var handlers = jQuery.data(this, "events") && jQuery.data(this, "events")[event.type], args = Array.prototype.slice.call( arguments, 1 ); - args.unshift( event ); + handlers = ( jQuery.data(this, "events") || {} )[event.type]; for ( var j in handlers ) { var handler = handlers[j]; - // Pass in a reference to the handler function itself - // So that we can later remove it - args[0].handler = handler; - args[0].data = handler.data; // Filter the functions by class - if ( !parts[1] || handler.type == parts[1] ) { - var ret = handler.apply( this, args ); - - if ( val !== false ) - val = ret; - - if ( ret === false ) { - event.preventDefault(); - event.stopPropagation(); - } + if ( all || handler.type == namespace ) { + // Pass in a reference to the handler function itself + // So that we can later remove it + event.handler = handler; + event.data = handler.data; + + val = handler.apply( this, arguments ); } } + + if ( val === false ) { + event.preventDefault(); + event.stopPropagation(); + } // Clean up added properties in IE to prevent memory leak if (jQuery.browser.msie) @@ -294,6 +293,9 @@ jQuery.event = { originalEvent.cancelBubble = true; }; + // Fix timeStamp + event.timeStamp = event.timeStamp || +new Date; + // Fix target property, if necessary if ( !event.target ) event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either