Make sure that special remove and teardown events get called when .die() is used...
[jquery.git] / src / event.js
index 6fe8a5b..173bab1 100644 (file)
@@ -25,6 +25,10 @@ jQuery.event = {
                        elem = window;
                }
 
+               if ( handler === false ) {
+                       handler = returnFalse;
+               }
+
                var handleObjIn, handleObj;
 
                if ( handler.handler ) {
@@ -47,7 +51,7 @@ jQuery.event = {
                }
 
                var events = elemData.events = elemData.events || {},
-                       eventHandle = elemData.handle, eventHandle;
+                       eventHandle = elemData.handle;
 
                if ( !eventHandle ) {
                        elemData.handle = eventHandle = function() {
@@ -86,7 +90,9 @@ jQuery.event = {
                        }
 
                        handleObj.type = type;
-                       handleObj.guid = handler.guid;
+                       if ( !handleObj.guid ) {
+                               handleObj.guid = handler.guid;
+                       }
 
                        // Get the current list of functions bound to this event
                        var handlers = events[ type ],
@@ -112,6 +118,10 @@ jQuery.event = {
                        
                        if ( special.add ) { 
                                special.add.call( elem, handleObj ); 
+
+                               if ( !handleObj.handler.guid ) {
+                                       handleObj.handler.guid = handler.guid;
+                               }
                        }
 
                        // Add the function to the element's handler list
@@ -134,7 +144,11 @@ jQuery.event = {
                        return;
                }
 
-               var ret, type, fn, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType,
+               if ( handler === false ) {
+                       handler = returnFalse;
+               }
+
+               var ret, type, fn, j, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType,
                        elemData = jQuery.data( elem ),
                        events = elemData && elemData.events;
 
@@ -175,7 +189,7 @@ jQuery.event = {
                                type = namespaces.shift();
 
                                namespace = new RegExp("(^|\\.)" + 
-                                       jQuery.map( namespaces.slice(0).sort(), fcleanup ).join("\\.(?:.*\\.)?") + "(\\.|$)")
+                                       jQuery.map( namespaces.slice(0).sort(), fcleanup ).join("\\.(?:.*\\.)?") + "(\\.|$)");
                        }
 
                        eventType = events[ type ];
@@ -185,7 +199,7 @@ jQuery.event = {
                        }
 
                        if ( !handler ) {
-                               for ( var j = 0; j < eventType.length; j++ ) {
+                               for ( j = 0; j < eventType.length; j++ ) {
                                        handleObj = eventType[ j ];
 
                                        if ( all || namespace.test( handleObj.namespace ) ) {
@@ -199,7 +213,7 @@ jQuery.event = {
 
                        special = jQuery.event.special[ type ] || {};
 
-                       for ( var j = pos || 0; j < eventType.length; j++ ) {
+                       for ( j = pos || 0; j < eventType.length; j++ ) {
                                handleObj = eventType[ j ];
 
                                if ( handler.guid === handleObj.guid ) {
@@ -221,7 +235,7 @@ jQuery.event = {
                        }
 
                        // remove generic event handler if no more handlers exist
-                       if ( jQuery.isEmptyObject( events[ type ] ) ) {
+                       if ( eventType.length === 0 || pos != null && eventType.length === 1 ) {
                                if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) {
                                        removeEvent( elem, type, elemData.handle );
                                }
@@ -317,37 +331,37 @@ jQuery.event = {
                        }
 
                // prevent IE from throwing an error for some elements with some event types, see #3533
-               } catch (e) {}
+               } catch (inlineError) {}
 
                if ( !event.isPropagationStopped() && parent ) {
                        jQuery.event.trigger( event, data, parent, true );
 
                } else if ( !event.isDefaultPrevented() ) {
-                       var target = event.target, old,
-                               isClick = jQuery.nodeName(target, "a") && type === "click",
-                               special = jQuery.event.special[ type ] || {};
+                       var target = event.target, old, targetType = type.replace(/\..*$/, ""),
+                               isClick = jQuery.nodeName(target, "a") && targetType === "click",
+                               special = jQuery.event.special[ targetType ] || {};
 
                        if ( (!special._default || special._default.call( elem, event ) === false) && 
                                !isClick && !(target && target.nodeName && jQuery.noData[target.nodeName.toLowerCase()]) ) {
 
                                try {
-                                       if ( target[ type ] ) {
+                                       if ( target[ targetType ] ) {
                                                // Make sure that we don't accidentally re-trigger the onFOO events
-                                               old = target[ "on" + type ];
+                                               old = target[ "on" + targetType ];
 
                                                if ( old ) {
-                                                       target[ "on" + type ] = null;
+                                                       target[ "on" + targetType ] = null;
                                                }
 
                                                jQuery.event.triggered = true;
-                                               target[ type ]();
+                                               target[ targetType ]();
                                        }
 
                                // prevent IE from throwing an error for some elements with some event types, see #3533
-                               } catch (e) {}
+                               } catch (triggerError) {}
 
                                if ( old ) {
-                                       target[ "on" + type ] = old;
+                                       target[ "on" + targetType ] = old;
                                }
 
                                jQuery.event.triggered = false;
@@ -356,9 +370,9 @@ jQuery.event = {
        },
 
        handle: function( event ) {
-               var all, handlers, namespaces, namespace, events;
+               var all, handlers, namespaces, namespace_sort = [], namespace_re, events, args = jQuery.makeArray( arguments );
 
-               event = arguments[0] = jQuery.event.fix( event || window.event );
+               event = args[0] = jQuery.event.fix( event || window.event );
                event.currentTarget = this;
 
                // Namespaced event handlers
@@ -367,10 +381,14 @@ jQuery.event = {
                if ( !all ) {
                        namespaces = event.type.split(".");
                        event.type = namespaces.shift();
-                       namespace = new RegExp("(^|\\.)" + namespaces.slice(0).sort().join("\\.(?:.*\\.)?") + "(\\.|$)");
+                       namespace_sort = namespaces.slice(0).sort();
+                       namespace_re = new RegExp("(^|\\.)" + namespace_sort.join("\\.(?:.*\\.)?") + "(\\.|$)");
                }
 
-               var events = jQuery.data(this, "events"), handlers = events[ event.type ];
+               event.namespace = event.namespace || namespace_sort.join(".");
+
+               events = jQuery.data(this, "events");
+               handlers = (events || {})[ event.type ];
 
                if ( events && handlers ) {
                        // Clone the handlers to prevent manipulation
@@ -380,14 +398,14 @@ jQuery.event = {
                                var handleObj = handlers[ j ];
 
                                // Filter the functions by class
-                               if ( all || namespace.test( handleObj.namespace ) ) {
+                               if ( all || namespace_re.test( handleObj.namespace ) ) {
                                        // Pass in a reference to the handler function itself
                                        // So that we can later remove it
                                        event.handler = handleObj.handler;
                                        event.data = handleObj.data;
                                        event.handleObj = handleObj;
        
-                                       var ret = handleObj.handler.apply( this, arguments );
+                                       var ret = handleObj.handler.apply( this, args );
 
                                        if ( ret !== undefined ) {
                                                event.result = ret;
@@ -480,25 +498,14 @@ jQuery.event = {
 
                live: {
                        add: function( handleObj ) {
-                               jQuery.event.add( this, handleObj.origType, jQuery.extend({}, handleObj, {handler: liveHandler}) ); 
+                               jQuery.event.add( this,
+                                       liveConvert( handleObj.origType, handleObj.selector ),
+                                       jQuery.extend({}, handleObj, {handler: liveHandler, guid: handleObj.handler.guid}) ); 
                        },
 
                        remove: function( handleObj ) {
-                               var remove = true,
-                                       type = handleObj.origType.replace(rnamespaces, "");
-                               
-                               jQuery.each( jQuery.data(this, "events").live || [], function() {
-                                       if ( type === this.origType.replace(rnamespaces, "") ) {
-                                               remove = false;
-                                               return false;
-                                       }
-                               });
-
-                               if ( remove ) {
-                                       jQuery.event.remove( this, handleObj.origType, liveHandler );
-                               }
+                               jQuery.event.remove( this, liveConvert( handleObj.origType, handleObj.selector ), handleObj );
                        }
-
                },
 
                beforeunload: {
@@ -507,9 +514,8 @@ jQuery.event = {
                                if ( this.setInterval ) {
                                        this.onbeforeunload = eventHandle;
                                }
-
-                               return false;
                        },
+
                        teardown: function( namespaces, eventHandle ) {
                                if ( this.onbeforeunload === eventHandle ) {
                                        this.onbeforeunload = null;
@@ -521,10 +527,14 @@ jQuery.event = {
 
 var removeEvent = document.removeEventListener ?
        function( elem, type, handle ) {
-               elem.removeEventListener( type, handle, false );
+               if ( elem.removeEventListener ) {
+                       elem.removeEventListener( type, handle, false );
+               }
        } : 
        function( elem, type, handle ) {
-               elem.detachEvent( "on" + type, handle );
+               if ( elem.detachEvent ) {
+                       elem.detachEvent( "on" + type, handle );
+               }
        };
 
 jQuery.Event = function( src ) {
@@ -604,27 +614,24 @@ var withinElement = function( event ) {
        // Check if mouse(over|out) are still within the same parent element
        var parent = event.relatedTarget;
 
-       // Traverse up the tree
-       while ( parent && parent !== this ) {
-               // Firefox sometimes assigns relatedTarget a XUL element
-               // which we cannot access the parentNode property of
-               try {
+       // Firefox sometimes assigns relatedTarget a XUL element
+       // which we cannot access the parentNode property of
+       try {
+               // Traverse up the tree
+               while ( parent && parent !== this ) {
                        parent = parent.parentNode;
-
-               // assuming we've left the element since we most likely mousedover a xul element
-               } catch(e) {
-                       break;
                }
-       }
 
-       if ( parent !== this ) {
-               // set the correct event type
-               event.type = event.data;
+               if ( parent !== this ) {
+                       // set the correct event type
+                       event.type = event.data;
 
-               // handle event if we actually just moused on to a non sub-element
-               jQuery.event.handle.apply( this, arguments );
-       }
+                       // handle event if we actually just moused on to a non sub-element
+                       jQuery.event.handle.apply( this, arguments );
+               }
 
+       // assuming we've left the element since we most likely mousedover a xul element
+       } catch(e) { }
 },
 
 // In case of event delegation, we only need to rename the event.type,
@@ -677,8 +684,7 @@ if ( !jQuery.support.submitBubbles ) {
                },
 
                teardown: function( namespaces ) {
-                       jQuery.event.remove( this, "click.specialSubmit" );
-                       jQuery.event.remove( this, "keypress.specialSubmit" );
+                       jQuery.event.remove( this, ".specialSubmit" );
                }
        };
 
@@ -770,6 +776,10 @@ if ( !jQuery.support.changeBubbles ) {
                },
 
                setup: function( data, namespaces ) {
+                       if ( this.type === "file" ) {
+                               return false;
+                       }
+
                        for ( var type in changeFilters ) {
                                jQuery.event.add( this, type + ".specialChange", changeFilters[type] );
                        }
@@ -778,9 +788,7 @@ if ( !jQuery.support.changeBubbles ) {
                },
 
                teardown: function( namespaces ) {
-                       for ( var type in changeFilters ) {
-                               jQuery.event.remove( this, type + ".specialChange", changeFilters[type] );
-                       }
+                       jQuery.event.remove( this, ".specialChange" );
 
                        return formElems.test( this.nodeName );
                }
@@ -824,7 +832,7 @@ jQuery.each(["bind", "one"], function( i, name ) {
                        return this;
                }
                
-               if ( jQuery.isFunction( data ) ) {
+               if ( jQuery.isFunction( data ) || data === false ) {
                        fn = data;
                        data = undefined;
                }
@@ -920,9 +928,16 @@ jQuery.fn.extend({
        }
 });
 
+var liveMap = {
+       focus: "focusin",
+       blur: "focusout",
+       mouseenter: "mouseover",
+       mouseleave: "mouseout"
+};
+
 jQuery.each(["live", "die"], function( i, name ) {
        jQuery.fn[ name ] = function( types, data, fn, origSelector /* Internal Use Only */ ) {
-               var type, i = 0, match, namespaces,
+               var type, i = 0, match, namespaces, preType,
                        selector = origSelector || this.selector,
                        context = origSelector ? this : jQuery( this.context );
 
@@ -942,40 +957,52 @@ jQuery.each(["live", "die"], function( i, name ) {
                                type = type.replace( rnamespaces, "" );
                        }
 
-                       type = type === "focus" ? "focusin" : // focus --> focusin
-                                       type === "blur" ? "focusout" : // blur --> focusout
-                                       type === "hover" ? types.push("mouseleave" + namespaces) && "mouseenter" : // hover support
-                                       type;
+                       if ( type === "hover" ) {
+                               types.push( "mouseenter" + namespaces, "mouseleave" + namespaces );
+                               continue;
+                       }
+
+                       preType = type;
 
-                       type += namespaces;
+                       if ( type === "focus" || type === "blur" ) {
+                               types.push( liveMap[ type ] + namespaces );
+                               type = type + namespaces;
+
+                       } else {
+                               type = (liveMap[ type ] || type) + namespaces;
+                       }
 
                        if ( name === "live" ) {
                                // bind live handler
-                               context.each(function(){
-                                       jQuery.event.add( this, liveConvert( type, selector ),
-                                               { data: data, selector: selector, handler: fn, origType: type, origHandler: fn } );
-                               });
+                               for ( var j = 0, l = context.length; j < l; j++ ) {
+                                       jQuery.event.add( context[j], "live." + liveConvert( type, selector ),
+                                               { data: data, selector: selector, handler: fn, origType: type, origHandler: fn, preType: preType } );
+                               }
 
                        } else {
                                // unbind live handler
-                               context.unbind( liveConvert( type, selector ), fn );
+                               context.unbind( "live." + liveConvert( type, selector ), fn );
                        }
                }
                
                return this;
-       }
+       };
 });
 
 function liveHandler( event ) {
-       var stop, elems = [], selectors = [], args = arguments,
-               related, match, handleObj, elem, j, i, l, data,
+       var stop, maxLevel, elems = [], selectors = [],
+               related, match, handleObj, elem, j, i, l, data, close, namespace,
                events = jQuery.data( this, "events" );
 
        // Make sure we avoid non-left-click bubbling in Firefox (#3861)
-       if ( event.liveFired === this || !events || event.button && event.type === "click" ) {
+       if ( event.liveFired === this || !events || !events.live || event.button && event.type === "click" ) {
                return;
        }
 
+       if ( event.namespace ) {
+               namespace = new RegExp("(^|\\.)" + event.namespace.split(".").join("\\.(?:.*\\.)?") + "(\\.|$)");
+       }
+
        event.liveFired = this;
 
        var live = events.live.slice(0);
@@ -994,20 +1021,23 @@ function liveHandler( event ) {
        match = jQuery( event.target ).closest( selectors, event.currentTarget );
 
        for ( i = 0, l = match.length; i < l; i++ ) {
+               close = match[i];
+
                for ( j = 0; j < live.length; j++ ) {
                        handleObj = live[j];
 
-                       if ( match[i].selector === handleObj.selector ) {
-                               elem = match[i].elem;
+                       if ( close.selector === handleObj.selector && (!namespace || namespace.test( handleObj.namespace )) ) {
+                               elem = close.elem;
                                related = null;
 
                                // Those two events require additional checking
-                               if ( handleObj.origType === "mouseenter" || handleObj.origType === "mouseleave" ) {
+                               if ( handleObj.preType === "mouseenter" || handleObj.preType === "mouseleave" ) {
+                                       event.type = handleObj.preType;
                                        related = jQuery( event.relatedTarget ).closest( handleObj.selector )[0];
                                }
 
                                if ( !related || related !== elem ) {
-                                       elems.push({ elem: elem, handleObj: handleObj });
+                                       elems.push({ elem: elem, handleObj: handleObj, level: close.level });
                                }
                        }
                }
@@ -1015,13 +1045,23 @@ function liveHandler( event ) {
 
        for ( i = 0, l = elems.length; i < l; i++ ) {
                match = elems[i];
+
+               if ( maxLevel && match.level > maxLevel ) {
+                       break;
+               }
+
                event.currentTarget = match.elem;
                event.data = match.handleObj.data;
                event.handleObj = match.handleObj;
 
-               if ( match.handleObj.origHandler.apply( match.elem, args ) === false ) {
-                       stop = false;
-                       break;
+               ret = match.handleObj.origHandler.apply( match.elem, arguments );
+
+               if ( ret === false || event.isPropagationStopped() ) {
+                       maxLevel = match.level;
+
+                       if ( ret === false ) {
+                               stop = false;
+                       }
                }
        }
 
@@ -1029,7 +1069,7 @@ function liveHandler( event ) {
 }
 
 function liveConvert( type, selector ) {
-       return "live." + (type && type !== "*" ? type + "." : "") + selector.replace(/\./g, "`").replace(/ /g, "&");
+       return (type && type !== "*" ? type + "." : "") + selector.replace(/\./g, "`").replace(/ /g, "&");
 }
 
 jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
@@ -1037,8 +1077,15 @@ jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblcl
        "change select submit keydown keypress keyup error").split(" "), function( i, name ) {
 
        // Handle event binding
-       jQuery.fn[ name ] = function( fn ) {
-               return fn ? this.bind( name, fn ) : this.trigger( name );
+       jQuery.fn[ name ] = function( data, fn ) {
+               if ( fn == null ) {
+                       fn = data;
+                       data = null;
+               }
+
+               return arguments.length > 0 ?
+                       this.bind( name, data, fn ) :
+                       this.trigger( name );
        };
 
        if ( jQuery.attrFn ) {