jquery event: closes #5250. bind(), unbind() and one() support Object Literals...

jquery event: closes #5250. bind(), unbind() and one() support Object Literals (needs some refactor though)

src/event.js

@@ -564,7 +564,16 @@ jQuery.each({
 });
 
 jQuery.fn.extend({
+	// TODO: make bind(), unbind() and one() DRY!
 	bind: function( type, data, fn, thisObject ) {
+		// Handle object literals
+		if ( typeof type === "object" ) {
+			for ( var key in type ) {
+				this.bind(key, data, type[key], fn);
+			}
+			return this;
+		}
+		
 		if ( jQuery.isFunction( data ) ) {
 			thisObject = fn;
 			fn = data;
@@ -577,6 +586,14 @@ jQuery.fn.extend({
 	},
 
 	one: function( type, data, fn, thisObject ) {
+		// Handle object literals
+		if ( typeof type === "object" ) {
+			for ( var key in type ) {
+				this.one(key, data, type[key], fn);
+			}
+			return this;
+		}
+		
 		if ( jQuery.isFunction( data ) ) {
 			thisObject = fn;
 			fn = data;
@@ -593,6 +610,14 @@ jQuery.fn.extend({
 	},
 
 	unbind: function( type, fn ) {
+		// Handle object literals
+		if ( typeof type === "object" && !type.preventDefault ) {
+			for ( var key in type ) {
+				this.unbind(key, type[key]);
+			}
+			return this;
+		}
+		
 		return this.each(function() {
 			jQuery.event.remove( this, type, fn );
 		});

test/unit/event.js

@@ -45,6 +45,59 @@ test("bind(), no data", function() {
 	jQuery("#firstp").bind("click", handler).trigger("click");
 });
 
+test("bind/one/unbind(Object)", function(){
+	expect(6);
+	
+	var clickCounter = 0, mouseoverCounter = 0;
+	function handler(event) {
+		if (event.type == "click")
+			clickCounter++;
+		else if (event.type == "mouseover")
+			mouseoverCounter++;
+	};
+	
+	function handlerWithData(event) {
+		if (event.type == "click")
+			clickCounter += event.data;
+		else if (event.type == "mouseover")
+			mouseoverCounter += event.data;
+	};
+	
+	function trigger(){
+		$elem.trigger("click").trigger("mouseover");
+	}
+	
+	var $elem = jQuery("#firstp")
+		// Regular bind
+		.bind({
+			click:handler,
+			mouseover:handler
+		})
+		// Bind with data
+		.one({
+			click:handlerWithData,
+			mouseover:handlerWithData
+		}, 2 );
+	
+	trigger();
+	
+	equals( clickCounter, 3, "bind(Object)" );
+	equals( mouseoverCounter, 3, "bind(Object)" );
+	
+	trigger();
+	equals( clickCounter, 4, "bind(Object)" );
+	equals( mouseoverCounter, 4, "bind(Object)" );
+	
+	jQuery("#firstp").unbind({
+		click:handler,
+		mouseover:handler
+	});
+
+	trigger();
+	equals( clickCounter, 4, "bind(Object)" );
+	equals( mouseoverCounter, 4, "bind(Object)" );
+});
+
 test("bind(), iframes", function() {
 	// events don't work with iframes, see #939 - this test fails in IE because of contentDocument
 	var doc = jQuery("#loadediframe").contents();