if (!element.$handle)
element.$handle = function() {
- jQuery.event.handle.apply(element, arguments);
+ // 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(element, arguments);
+
+ return val;
};
// Get the current list of functions bound to this event
// And bind the global event handler to the element
if (element.addEventListener)
element.addEventListener(type, element.$handle, false);
- else if (element.attachEvent)
+ else
element.attachEvent("on" + type, element.$handle);
}
// Add the function to the element's handler list
handlers[handler.guid] = handler;
- // Remember the function in a global list (for triggering)
- if (!this.global[type])
- this.global[type] = [];
- // Only add the element to the global list once
- if (jQuery.inArray(element, this.global[type]) == -1)
- this.global[type].push( element );
+ // Keep track of which events have been used, for global triggering
+ this.global[type] = true;
},
guid: 1,
if ( !ret ) {
if (element.removeEventListener)
element.removeEventListener(type, element.$handle, false);
- else if (element.detachEvent)
+ else
element.detachEvent("on" + type, element.$handle);
ret = null;
delete events[type];
-
- // Remove element from the global event type cache
- while ( this.global[type] && ( (index = jQuery.inArray(element, this.global[type])) >= 0 ) )
- delete this.global[type][index];
}
}
}
},
- trigger: function(type, data, element) {
+ trigger: function(type, data, element, native, extra) {
// Clone the incoming data, if any
data = jQuery.makeArray(data || []);
// Handle a global trigger
- if ( !element )
- jQuery.each( this.global[type] || [], function(){
- jQuery.event.trigger( type, data, this );
- });
+ if ( !element ) {
+ // Only trigger if we've ever bound an event for it
+ if ( this.global[type] )
+ jQuery("*").add([window, document]).trigger(type, data);
// Handle triggering a single element
- else {
- var val, ret, fn = jQuery.isFunction( element[ type ] || null );
+ } else {
+ var val, ret, fn = jQuery.isFunction( element[ type ] || null ),
+ // Check to see if we need to provide a fake event, or not
+ evt = !data[0] || !data[0].preventDefault;
// Pass along a fake event
- data.unshift( this.fix({ type: type, target: element }) );
+ if ( evt )
+ data.unshift( this.fix({ type: type, target: element }) );
// Trigger the event
- if ( (val = this.handle.apply( element, data )) !== false )
- this.triggered = true;
+ if ( jQuery.isFunction( element.$handle ) )
+ val = element.$handle.apply( element, data );
+
+ // Handle triggering native .onfoo handlers
+ if ( !fn && element["on"+type] && element["on"+type].apply( element, data ) === false )
+ val = false;
+
+ // Extra functions don't get the custom event object
+ if ( evt )
+ data.shift();
+
+ // Handle triggering of extra function
+ if ( extra && extra.apply( element, data ) === false )
+ val = false;
- if ( fn && val !== false && !jQuery.nodeName(element, 'a') )
+ // Trigger the native events (except for clicks on links)
+ if ( fn && native !== false && val !== false && !(jQuery.nodeName(element, 'a') && type == "click") ) {
+ this.triggered = true;
element[ type ]();
+ }
this.triggered = false;
}
+
+ return val;
},
handle: function(event) {
// 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;
// Empty object is for triggered events with no data
event = jQuery.event.fix( event || window.event || {} );
- var c = this.$events && this.$events[event.type], args = [].slice.call( arguments, 1 );
+ var c = this.$events && this.$events[event.type], args = Array.prototype.slice.call( arguments, 1 );
args.unshift( event );
for ( var j in c ) {
args[0].handler = c[j];
args[0].data = c[j].data;
- if ( c[j].apply( this, args ) === false ) {
+ var tmp = c[j].apply( this, args );
+
+ if ( val !== false )
+ val = tmp;
+
+ if ( tmp === false ) {
event.preventDefault();
event.stopPropagation();
- val = false;
}
}
event.preventDefault = function() {
// if preventDefault exists run it on the original event
if (originalEvent.preventDefault)
- return originalEvent.preventDefault();
+ originalEvent.preventDefault();
// otherwise set the returnValue property of the original event to false (IE)
originalEvent.returnValue = false;
};
event.stopPropagation = function() {
// if stopPropagation exists run it on the original event
if (originalEvent.stopPropagation)
- return originalEvent.stopPropagation();
+ originalEvent.stopPropagation();
// otherwise set the cancelBubble property of the original event to true (IE)
originalEvent.cancelBubble = true;
};
// Calculate pageX/Y if missing and clientX/Y available
if ( event.pageX == null && event.clientX != null ) {
- var e = document.documentElement || document.body;
- event.pageX = event.clientX + e.scrollLeft;
- event.pageY = event.clientY + e.scrollTop;
+ var e = document.documentElement, b = document.body;
+ event.pageX = event.clientX + (e && e.scrollLeft || b.scrollLeft || 0);
+ event.pageY = event.clientY + (e && e.scrollTop || b.scrollTop || 0);
}
// Add which for key events
* @param Array data (optional) Additional data to pass as arguments (after the event object) to the event handler
* @cat Events
*/
- trigger: function( type, data ) {
+ trigger: function( type, data, fn ) {
return this.each(function(){
- jQuery.event.trigger( type, data, this );
+ jQuery.event.trigger( type, data, this, true, fn );
});
},
+ triggerHandler: function( type, data, fn ) {
+ if ( this[0] )
+ return jQuery.event.trigger( type, data, this[0], false, fn );
+ },
+
/**
* Toggle between two function calls every other click.
* Whenever a matched element is clicked, the first specified function
var p = e.relatedTarget;
// Traverse up the tree
- while ( p && p != this ) try { p = p.parentNode } catch(e) { p = this; };
+ while ( p && p != this ) try { p = p.parentNode; } catch(e) { p = this; };
// If we actually just moused on to a sub-element, ignore it
if ( p == this ) return false;
* @see $(Function)
*/
ready: function(f) {
+ // Attach the listeners
+ bindReady();
+
// If the DOM is already ready
if ( jQuery.isReady )
// Execute the function immediately
f.apply( document, [jQuery] );
// Otherwise, remember the function for later
- else {
+ else
// Add the function to the wait list
- jQuery.readyList.push( function() { return f.apply(this, [jQuery]) } );
- }
+ jQuery.readyList.push( function() { return f.apply(this, [jQuery]); } );
return this;
}
document.removeEventListener( "DOMContentLoaded", jQuery.ready, false );
// Remove script element used by IE hack
- jQuery(window).load(function(){ jQuery("#__ie_init").remove(); });
+ if( !window.frames.length ) // don't remove if frames are present (#1187)
+ jQuery(window).load(function(){ jQuery("#__ie_init").remove(); });
}
}
});
-new function(){
-
/**
* Bind a function to the scroll event of each matched element.
*
};
});
-
+
+var readyBound = false;
+
+function bindReady(){
+ if ( readyBound ) return;
+ readyBound = true;
+
// If Mozilla is used
if ( jQuery.browser.mozilla || jQuery.browser.opera )
// Use the handy event callback
// A fallback to window.onload, that will always work
jQuery.event.add( window, "load", jQuery.ready );
-
-};
-
-// Clean up after IE to avoid memory leaks
-if (jQuery.browser.msie)
- jQuery(window).one("unload", function() {
- var global = jQuery.event.global;
- for ( var type in global ) {
- var els = global[type], i = els.length;
- if ( i && type != 'unload' )
- do
- jQuery.event.remove(els[i-1], type);
- while (--i);
- }
- });
+}