Adding in .bind(name, false), .unbind(name, false) support - an easy way to just stop bubbling and the default action on an element. Fixes #6188.

Author: jeresig

src/ajax.js

@@ -13,8 +13,8 @@ var jsc = now(),
 
 jQuery.fn.extend({
 	load: function( url, params, callback ) {
-		if ( typeof url !== "string" ) {
-			return _load.call( this, url );
+		if ( typeof url !== "string" && _load ) {
+			return _load.apply( this, arguments );
 
 		// Don't do a request if no elements are being requested
 		} else if ( !this.length ) {

src/event.js

@@ -25,6 +25,10 @@ jQuery.event = {
 			elem = window;
 		}
 
+		if ( handler === false ) {
+			handler = returnFalse;
+		}
+
 		var handleObjIn, handleObj;
 
 		if ( handler.handler ) {
@@ -138,6 +142,10 @@ jQuery.event = {
 			return;
 		}
 
+		if ( handler === false ) {
+			handler = returnFalse;
+		}
+
 		var ret, type, fn, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType,
 			elemData = jQuery.data( elem ),
 			events = elemData && elemData.events;
@@ -830,7 +838,7 @@ jQuery.each(["bind", "one"], function( i, name ) {
 			return this;
 		}
 
-		if ( jQuery.isFunction( data ) ) {
+		if ( jQuery.isFunction( data ) || data === false ) {
 			fn = data;
 			data = undefined;
 		}
@@ -1072,8 +1080,13 @@ jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblcl
 
 	// Handle event binding
 	jQuery.fn[ name ] = function( data, fn ) {
-		return data || fn ?
-			this.bind( name, fn ? data : null, fn || data ) :
+		if ( fn == undefined ) {
+			fn = data;
+			data = null;
+		}
+
+		return arguments.length > 0 ?
+			this.bind( name, data, fn ) :
 			this.trigger( name );
 	};
 

test/unit/event.js

@@ -384,6 +384,25 @@ test("bind(), with different this object", function() {
 	ok( !jQuery.data(jQuery("#firstp")[0], "events"), "Event handler unbound when using different this object and data." );
 });
 
+test("bind(name, false), unbind(name, false)", function() {
+	expect(3);
+
+	var main = 0;
+	jQuery("#main").bind("click", function(e){ main++; });
+	jQuery("#ap").trigger("click");
+	equals( main, 1, "Verify that the trigger happened correctly." );
+
+	main = 0;
+	jQuery("#ap").bind("click", false);
+	jQuery("#ap").trigger("click");
+	equals( main, 0, "Verify that no bubble happened." );
+
+	main = 0;
+	jQuery("#ap").unbind("click", false);
+	jQuery("#ap").trigger("click");
+	equals( main, 1, "Verify that the trigger happened correctly." );
+});
+
 test("bind()/trigger()/unbind() on plain object", function() {
 	expect( 2 );