/*
+ * Based on:
+ * Ext JS Library 1.1.1
+ * Copyright(c) 2006-2007, Ext JS, LLC.
+ *
+ * Originally Released Under LGPL - original licence link has changed is not relivant.
+ *
+ * Fork - LGPL
+ * <script type="text/javascript">
+ */
+
+/**
+ * @class Roo.menu.Menu
+ * @extends Roo.util.Observable
+ * A menu object. This is the container to which you add all other menu items. Menu can also serve a as a base class
+ * when you want a specialzed menu based off of another component (like {@link Roo.menu.DateMenu} for example).
+ * @constructor
+ * Creates a new Menu
+ * @param {Object} config Configuration options
+ */
+Roo.menu.Menu = function(config){
+ Roo.apply(this, config);
+ this.id = this.id || Roo.id();
+ this.addEvents({
+ /**
+ * @event beforeshow
+ * Fires before this menu is displayed
+ * @param {Roo.menu.Menu} this
+ */
+ beforeshow : true,
+ /**
+ * @event beforehide
+ * Fires before this menu is hidden
+ * @param {Roo.menu.Menu} this
+ */
+ beforehide : true,
+ /**
+ * @event show
+ * Fires after this menu is displayed
+ * @param {Roo.menu.Menu} this
+ */
+ show : true,
+ /**
+ * @event hide
+ * Fires after this menu is hidden
+ * @param {Roo.menu.Menu} this
+ */
+ hide : true,
+ /**
+ * @event click
+ * Fires when this menu is clicked (or when the enter key is pressed while it is active)
+ * @param {Roo.menu.Menu} this
+ * @param {Roo.menu.Item} menuItem The menu item that was clicked
+ * @param {Roo.EventObject} e
+ */
+ click : true,
+ /**
+ * @event mouseover
+ * Fires when the mouse is hovering over this menu
+ * @param {Roo.menu.Menu} this
+ * @param {Roo.EventObject} e
+ * @param {Roo.menu.Item} menuItem The menu item that was clicked
+ */
+ mouseover : true,
+ /**
+ * @event mouseout
+ * Fires when the mouse exits this menu
+ * @param {Roo.menu.Menu} this
+ * @param {Roo.EventObject} e
+ * @param {Roo.menu.Item} menuItem The menu item that was clicked
+ */
+ mouseout : true,
+ /**
+ * @event itemclick
+ * Fires when a menu item contained in this menu is clicked
+ * @param {Roo.menu.BaseItem} baseItem The BaseItem that was clicked
+ * @param {Roo.EventObject} e
+ */
+ itemclick: true
+ });
+ if (this.registerMenu) {
+ Roo.menu.MenuMgr.register(this);
+ }
+
+ var mis = this.items;
+ this.items = new Roo.util.MixedCollection();
+ if(mis){
+ this.add.apply(this, mis);
+ }
+};
+
+Roo.extend(Roo.menu.Menu, Roo.util.Observable, {
+ /**
+ * @cfg {Number} minWidth The minimum width of the menu in pixels (defaults to 120)
+ */
+ minWidth : 120,
+ /**
+ * @cfg {Boolean/String} shadow True or "sides" for the default effect, "frame" for 4-way shadow, and "drop"
+ * for bottom-right shadow (defaults to "sides")
+ */
+ shadow : "sides",
+ /**
+ * @cfg {String} subMenuAlign The {@link Roo.Element#alignTo} anchor position value to use for submenus of
+ * this menu (defaults to "tl-tr?")
+ */
+ subMenuAlign : "tl-tr?",
+ /**
+ * @cfg {String} defaultAlign The default {@link Roo.Element#alignTo) anchor position value for this menu
+ * relative to its element of origin (defaults to "tl-bl?")
+ */
+ defaultAlign : "tl-bl?",
+ /**
+ * @cfg {Boolean} allowOtherMenus True to allow multiple menus to be displayed at the same time (defaults to false)
+ */
+ allowOtherMenus : false,
+ /**
+ * @cfg {Boolean} registerMenu True (default) - means that clicking on screen etc. hides it.
+ */
+ registerMenu : true,
+
+ hidden:true,
+
+ // private
+ render : function(){
+ if(this.el){
+ return;
+ }
+ var el = this.el = new Roo.Layer({
+ cls: "x-menu",
+ shadow:this.shadow,
+ constrain: false,
+ parentEl: this.parentEl || document.body,
+ zindex:15000
+ });
+
+ this.keyNav = new Roo.menu.MenuNav(this);
+
+ if(this.plain){
+ el.addClass("x-menu-plain");
+ }
+ if(this.cls){
+ el.addClass(this.cls);
+ }
+ // generic focus element
+ this.focusEl = el.createChild({
+ tag: "a", cls: "x-menu-focus", href: "#", onclick: "return false;", tabIndex:"-1"
+ });
+ var ul = el.createChild({tag: "ul", cls: "x-menu-list"});
+ //disabling touch- as it's causing issues ..
+ //ul.on(Roo.isTouch ? 'touchstart' : 'click' , this.onClick, this);
+ ul.on('click' , this.onClick, this);
+
+
+ ul.on("mouseover", this.onMouseOver, this);
+ ul.on("mouseout", this.onMouseOut, this);
+ this.items.each(function(item){
+ if (item.hidden) {
+ return;
+ }
+
+ var li = document.createElement("li");
+ li.className = "x-menu-list-item";
+ ul.dom.appendChild(li);
+ item.render(li, this);
+ }, this);
+ this.ul = ul;
+ this.autoWidth();
+ },
+
+ // private
+ autoWidth : function(){
+ var el = this.el, ul = this.ul;
+ if(!el){
+ return;
+ }
+ var w = this.width;
+ if(w){
+ el.setWidth(w);
+ }else if(Roo.isIE){
+ el.setWidth(this.minWidth);
+ var t = el.dom.offsetWidth; // force recalc
+ el.setWidth(ul.getWidth()+el.getFrameWidth("lr"));
+ }
+ },
+
+ // private
+ delayAutoWidth : function(){
+ if(this.rendered){
+ if(!this.awTask){
+ this.awTask = new Roo.util.DelayedTask(this.autoWidth, this);
+ }
+ this.awTask.delay(20);
+ }
+ },
+
+ // private
+ findTargetItem : function(e){
+ var t = e.getTarget(".x-menu-list-item", this.ul, true);
+ if(t && t.menuItemId){
+ return this.items.get(t.menuItemId);
+ }
+ },
+
+ // private
+ onClick : function(e){
+ Roo.log("menu.onClick");
+ var t = this.findTargetItem(e);
+ if(!t){
+ return;
+ }
+ Roo.log(e);
+ if (Roo.isTouch && e.type == 'touchstart' && t.menu && !t.disabled) {
+ if(t == this.activeItem && t.shouldDeactivate(e)){
+ this.activeItem.deactivate();
+ delete this.activeItem;
+ return;
+ }
+ if(t.canActivate){
+ this.setActiveItem(t, true);
+ }
+ return;
+
+
+ }
+
+ t.onClick(e);
+ this.fireEvent("click", this, t, e);
+ },
+
+ // private
+ setActiveItem : function(item, autoExpand){
+ if(item != this.activeItem){
+ if(this.activeItem){
+ this.activeItem.deactivate();
+ }
+ this.activeItem = item;
+ item.activate(autoExpand);
+ }else if(autoExpand){
+ item.expandMenu();
+ }
+ },
+
+ // private
+ tryActivate : function(start, step){
+ var items = this.items;
+ for(var i = start, len = items.length; i >= 0 && i < len; i+= step){
+ var item = items.get(i);
+ if(!item.disabled && item.canActivate){
+ this.setActiveItem(item, false);
+ return item;
+ }
+ }
+ return false;
+ },
+
+ // private
+ onMouseOver : function(e){
+ var t;
+ if(t = this.findTargetItem(e)){
+ if(t.canActivate && !t.disabled){
+ this.setActiveItem(t, true);
+ }
+ }
+ this.fireEvent("mouseover", this, e, t);
+ },
+
+ // private
+ onMouseOut : function(e){
+ var t;
+ if(t = this.findTargetItem(e)){
+ if(t == this.activeItem && t.shouldDeactivate(e)){
+ this.activeItem.deactivate();
+ delete this.activeItem;
+ }
+ }
+ this.fireEvent("mouseout", this, e, t);
+ },
+
+ /**
+ * Read-only. Returns true if the menu is currently displayed, else false.
+ * @type Boolean
+ */
+ isVisible : function(){
+ return this.el && !this.hidden;
+ },
+
+ /**
+ * Displays this menu relative to another element
+ * @param {String/HTMLElement/Roo.Element} element The element to align to
+ * @param {String} position (optional) The {@link Roo.Element#alignTo} anchor position to use in aligning to
+ * the element (defaults to this.defaultAlign)
+ * @param {Roo.menu.Menu} parentMenu (optional) This menu's parent menu, if applicable (defaults to undefined)
+ */
+ show : function(el, pos, parentMenu){
+ this.parentMenu = parentMenu;
+ if(!this.el){
+ this.render();
+ }
+ this.fireEvent("beforeshow", this);
+ this.showAt(this.el.getAlignToXY(el, pos || this.defaultAlign), parentMenu, false);
+ },
+
+ /**
+ * Displays this menu at a specific xy position
+ * @param {Array} xyPosition Contains X & Y [x, y] values for the position at which to show the menu (coordinates are page-based)
+ * @param {Roo.menu.Menu} parentMenu (optional) This menu's parent menu, if applicable (defaults to undefined)
+ */
+ showAt : function(xy, parentMenu, /* private: */_e){
+ this.parentMenu = parentMenu;
+ if(!this.el){
+ this.render();
+ }
+ if(_e !== false){
+ this.fireEvent("beforeshow", this);
+ xy = this.el.adjustForConstraints(xy);
+ }
+ this.el.setXY(xy);
+ this.el.show();
+ this.hidden = false;
+ this.focus();
+ this.fireEvent("show", this);
+ },
+
+ focus : function(){
+ if(!this.hidden){
+ this.doFocus.defer(50, this);
+ }
+ },
+
+ doFocus : function(){
+ if(!this.hidden){
+ this.focusEl.focus();
+ }
+ },
+
+ /**
+ * Hides this menu and optionally all parent menus
+ * @param {Boolean} deep (optional) True to hide all parent menus recursively, if any (defaults to false)
+ */
+ hide : function(deep){
+ if(this.el && this.isVisible()){
+ this.fireEvent("beforehide", this);
+ if(this.activeItem){
+ this.activeItem.deactivate();
+ this.activeItem = null;
+ }
+ this.el.hide();
+ this.hidden = true;
+ this.fireEvent("hide", this);
+ }
+ if(deep === true && this.parentMenu){
+ this.parentMenu.hide(true);
+ }
+ },
+
+ /**
+ * Addds one or more items of any type supported by the Menu class, or that can be converted into menu items.
+ * Any of the following are valid:
+ * <ul>
+ * <li>Any menu item object based on {@link Roo.menu.Item}</li>
+ * <li>An HTMLElement object which will be converted to a menu item</li>
+ * <li>A menu item config object that will be created as a new menu item</li>
+ * <li>A string, which can either be '-' or 'separator' to add a menu separator, otherwise
+ * it will be converted into a {@link Roo.menu.TextItem} and added</li>
+ * </ul>
+ * Usage:
+ * <pre><code>
+// Create the menu
+var menu = new Roo.menu.Menu();
+
+// Create a menu item to add by reference
+var menuItem = new Roo.menu.Item({ text: 'New Item!' });
+
+// Add a bunch of items at once using different methods.
+// Only the last item added will be returned.
+var item = menu.add(
+ menuItem, // add existing item by ref
+ 'Dynamic Item', // new TextItem
+ '-', // new separator
+ { text: 'Config Item' } // new item by config
+);
+</code></pre>
+ * @param {Mixed} args One or more menu items, menu item configs or other objects that can be converted to menu items
+ * @return {Roo.menu.Item} The menu item that was added, or the last one if multiple items were added
+ */
+ add : function(){
+ var a = arguments, l = a.length, item;
+ for(var i = 0; i < l; i++){
+ var el = a[i];
+ if ((typeof(el) == "object") && el.xtype && el.xns) {
+ el = Roo.factory(el, Roo.menu);
+ }
+
+ if(el.render){ // some kind of Item
+ item = this.addItem(el);
+ }else if(typeof el == "string"){ // string
+ if(el == "separator" || el == "-"){
+ item = this.addSeparator();
+ }else{
+ item = this.addText(el);
+ }
+ }else if(el.tagName || el.el){ // element
+ item = this.addElement(el);
+ }else if(typeof el == "object"){ // must be menu item config?
+ item = this.addMenuItem(el);
+ }
+ }
+ return item;
+ },
+
+ /**
+ * Returns this menu's underlying {@link Roo.Element} object
+ * @return {Roo.Element} The element
+ */
+ getEl : function(){
+ if(!this.el){
+ this.render();
+ }
+ return this.el;
+ },
+
+ /**
+ * Adds a separator bar to the menu
+ * @return {Roo.menu.Item} The menu item that was added
+ */
+ addSeparator : function(){
+ return this.addItem(new Roo.menu.Separator());
+ },
+
+ /**
+ * Adds an {@link Roo.Element} object to the menu
+ * @param {String/HTMLElement/Roo.Element} el The element or DOM node to add, or its id
+ * @return {Roo.menu.Item} The menu item that was added
+ */
+ addElement : function(el){
+ return this.addItem(new Roo.menu.BaseItem(el));
+ },
+
+ /**
+ * Adds an existing object based on {@link Roo.menu.Item} to the menu
+ * @param {Roo.menu.Item} item The menu item to add
+ * @return {Roo.menu.Item} The menu item that was added
+ */
+ addItem : function(item){
+ this.items.add(item);
+ if(this.ul){
+ var li = document.createElement("li");
+ li.className = "x-menu-list-item";
+ this.ul.dom.appendChild(li);
+ item.render(li, this);
+ this.delayAutoWidth();
+ }
+ return item;
+ },
+
+ /**
+ * Creates a new {@link Roo.menu.Item} based an the supplied config object and adds it to the menu
+ * @param {Object} config A MenuItem config object
+ * @return {Roo.menu.Item} The menu item that was added
+ */
+ addMenuItem : function(config){
+ if(!(config instanceof Roo.menu.Item)){
+ if(typeof config.checked == "boolean"){ // must be check menu item config?
+ config = new Roo.menu.CheckItem(config);
+ }else{
+ config = new Roo.menu.Item(config);
+ }
+ }
+ return this.addItem(config);
+ },
+
+ /**
+ * Creates a new {@link Roo.menu.TextItem} with the supplied text and adds it to the menu
+ * @param {String} text The text to display in the menu item
+ * @return {Roo.menu.Item} The menu item that was added
+ */
+ addText : function(text){
+ return this.addItem(new Roo.menu.TextItem({ text : text }));
+ },
+
+ /**
+ * Inserts an existing object based on {@link Roo.menu.Item} to the menu at a specified index
+ * @param {Number} index The index in the menu's list of current items where the new item should be inserted
+ * @param {Roo.menu.Item} item The menu item to add
+ * @return {Roo.menu.Item} The menu item that was added
+ */
+ insert : function(index, item){
+ this.items.insert(index, item);
+ if(this.ul){
+ var li = document.createElement("li");
+ li.className = "x-menu-list-item";
+ this.ul.dom.insertBefore(li, this.ul.dom.childNodes[index]);
+ item.render(li, this);
+ this.delayAutoWidth();
+ }
+ return item;
+ },
+
+ /**
+ * Removes an {@link Roo.menu.Item} from the menu and destroys the object
+ * @param {Roo.menu.Item} item The menu item to remove
+ */
+ remove : function(item){
+ this.items.removeKey(item.id);
+ item.destroy();
+ },
+
+ /**
+ * Removes and destroys all items in the menu
+ */
+ removeAll : function(){
+ var f;
+ while(f = this.items.first()){
+ this.remove(f);
+ }
+ }
+});
+
+// MenuNav is a private utility class used internally by the Menu
+Roo.menu.MenuNav = function(menu){
+ Roo.menu.MenuNav.superclass.constructor.call(this, menu.el);
+ this.scope = this.menu = menu;
+};
+
+Roo.extend(Roo.menu.MenuNav, Roo.KeyNav, {
+ doRelay : function(e, h){
+ var k = e.getKey();
+ if(!this.menu.activeItem && e.isNavKeyPress() && k != e.SPACE && k != e.RETURN){
+ this.menu.tryActivate(0, 1);
+ return false;
+ }
+ return h.call(this.scope || this, e, this.menu);
+ },
+
+ up : function(e, m){
+ if(!m.tryActivate(m.items.indexOf(m.activeItem)-1, -1)){
+ m.tryActivate(m.items.length-1, -1);
+ }
+ },
+
+ down : function(e, m){
+ if(!m.tryActivate(m.items.indexOf(m.activeItem)+1, 1)){
+ m.tryActivate(0, 1);
+ }
+ },
+
+ right : function(e, m){
+ if(m.activeItem){
+ m.activeItem.expandMenu(true);
+ }
+ },
+
+ left : function(e, m){
+ m.hide();
+ if(m.parentMenu && m.parentMenu.activeItem){
+ m.parentMenu.activeItem.activate();
+ }
+ },
+
+ enter : function(e, m){
+ if(m.activeItem){
+ e.stopPropagation();
+ m.activeItem.onClick(e);
+ m.fireEvent("click", this, m.activeItem);
+ return true;
+ }
+ }
+});
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