4 * Copyright(c) 2006-2007, Ext JS, LLC.
6 * Originally Released Under LGPL - original licence link has changed is not relivant.
9 * <script type="text/javascript">
13 * @class Roo.menu.Menu
14 * @extends Roo.util.Observable
15 * A menu object. This is the container to which you add all other menu items. Menu can also serve a as a base class
16 * when you want a specialzed menu based off of another component (like {@link Roo.menu.DateMenu} for example).
19 * @param {Object} config Configuration options
21 Roo.menu.Menu = function(config){
22 Roo.apply(this, config);
23 this.id = this.id || Roo.id();
27 * Fires before this menu is displayed
28 * @param {Roo.menu.Menu} this
33 * Fires before this menu is hidden
34 * @param {Roo.menu.Menu} this
39 * Fires after this menu is displayed
40 * @param {Roo.menu.Menu} this
45 * Fires after this menu is hidden
46 * @param {Roo.menu.Menu} this
51 * Fires when this menu is clicked (or when the enter key is pressed while it is active)
52 * @param {Roo.menu.Menu} this
53 * @param {Roo.menu.Item} menuItem The menu item that was clicked
54 * @param {Roo.EventObject} e
59 * Fires when the mouse is hovering over this menu
60 * @param {Roo.menu.Menu} this
61 * @param {Roo.EventObject} e
62 * @param {Roo.menu.Item} menuItem The menu item that was clicked
67 * Fires when the mouse exits this menu
68 * @param {Roo.menu.Menu} this
69 * @param {Roo.EventObject} e
70 * @param {Roo.menu.Item} menuItem The menu item that was clicked
75 * Fires when a menu item contained in this menu is clicked
76 * @param {Roo.menu.BaseItem} baseItem The BaseItem that was clicked
77 * @param {Roo.EventObject} e
81 if (this.registerMenu) {
82 Roo.menu.MenuMgr.register(this);
86 this.items = new Roo.util.MixedCollection();
88 this.add.apply(this, mis);
92 Roo.extend(Roo.menu.Menu, Roo.util.Observable, {
94 * @cfg {Number} minWidth The minimum width of the menu in pixels (defaults to 120)
98 * @cfg {Boolean/String} shadow True or "sides" for the default effect, "frame" for 4-way shadow, and "drop"
99 * for bottom-right shadow (defaults to "sides")
103 * @cfg {String} subMenuAlign The {@link Roo.Element#alignTo} anchor position value to use for submenus of
104 * this menu (defaults to "tl-tr?")
106 subMenuAlign : "tl-tr?",
108 * @cfg {String} defaultAlign The default {@link Roo.Element#alignTo) anchor position value for this menu
109 * relative to its element of origin (defaults to "tl-bl?")
111 defaultAlign : "tl-bl?",
113 * @cfg {Boolean} allowOtherMenus True to allow multiple menus to be displayed at the same time (defaults to false)
115 allowOtherMenus : false,
117 * @cfg {Boolean} registerMenu True (default) - means that clicking on screen etc. hides it.
128 var el = this.el = new Roo.Layer({
132 parentEl: this.parentEl || document.body,
136 this.keyNav = new Roo.menu.MenuNav(this);
139 el.addClass("x-menu-plain");
142 el.addClass(this.cls);
144 // generic focus element
145 this.focusEl = el.createChild({
146 tag: "a", cls: "x-menu-focus", href: "#", onclick: "return false;", tabIndex:"-1"
148 var ul = el.createChild({tag: "ul", cls: "x-menu-list"});
149 //disabling touch- as it's causing issues ..
150 //ul.on(Roo.isTouch ? 'touchstart' : 'click' , this.onClick, this);
152 ul.on("mouseover", this.onMouseOver, this);
153 ul.on("mouseout", this.onMouseOut, this);
154 this.items.each(function(item){
159 var li = document.createElement("li");
160 li.className = "x-menu-list-item";
161 ul.dom.appendChild(li);
162 item.render(li, this);
169 autoWidth : function(){
170 var el = this.el, ul = this.ul;
178 el.setWidth(this.minWidth);
179 var t = el.dom.offsetWidth; // force recalc
180 el.setWidth(ul.getWidth()+el.getFrameWidth("lr"));
185 delayAutoWidth : function(){
188 this.awTask = new Roo.util.DelayedTask(this.autoWidth, this);
190 this.awTask.delay(20);
195 findTargetItem : function(e){
196 var t = e.getTarget(".x-menu-list-item", this.ul, true);
197 if(t && t.menuItemId){
198 return this.items.get(t.menuItemId);
203 onClick : function(e){
204 Roo.log("menu.onClick");
205 var t = this.findTargetItem(e);
210 if (Roo.isTouch && e.type == 'touchstart' && t.menu && !t.disabled) {
211 if(t == this.activeItem && t.shouldDeactivate(e)){
212 this.activeItem.deactivate();
213 delete this.activeItem;
217 this.setActiveItem(t, true);
225 this.fireEvent("click", this, t, e);
229 setActiveItem : function(item, autoExpand){
230 if(item != this.activeItem){
232 this.activeItem.deactivate();
234 this.activeItem = item;
235 item.activate(autoExpand);
236 }else if(autoExpand){
242 tryActivate : function(start, step){
243 var items = this.items;
244 for(var i = start, len = items.length; i >= 0 && i < len; i+= step){
245 var item = items.get(i);
246 if(!item.disabled && item.canActivate){
247 this.setActiveItem(item, false);
255 onMouseOver : function(e){
257 if(t = this.findTargetItem(e)){
258 if(t.canActivate && !t.disabled){
259 this.setActiveItem(t, true);
262 this.fireEvent("mouseover", this, e, t);
266 onMouseOut : function(e){
268 if(t = this.findTargetItem(e)){
269 if(t == this.activeItem && t.shouldDeactivate(e)){
270 this.activeItem.deactivate();
271 delete this.activeItem;
274 this.fireEvent("mouseout", this, e, t);
278 * Read-only. Returns true if the menu is currently displayed, else false.
281 isVisible : function(){
282 return this.el && !this.hidden;
286 * Displays this menu relative to another element
287 * @param {String/HTMLElement/Roo.Element} element The element to align to
288 * @param {String} position (optional) The {@link Roo.Element#alignTo} anchor position to use in aligning to
289 * the element (defaults to this.defaultAlign)
290 * @param {Roo.menu.Menu} parentMenu (optional) This menu's parent menu, if applicable (defaults to undefined)
292 show : function(el, pos, parentMenu){
293 this.parentMenu = parentMenu;
297 this.fireEvent("beforeshow", this);
298 this.showAt(this.el.getAlignToXY(el, pos || this.defaultAlign), parentMenu, false);
302 * Displays this menu at a specific xy position
303 * @param {Array} xyPosition Contains X & Y [x, y] values for the position at which to show the menu (coordinates are page-based)
304 * @param {Roo.menu.Menu} parentMenu (optional) This menu's parent menu, if applicable (defaults to undefined)
306 showAt : function(xy, parentMenu, /* private: */_e){
307 this.parentMenu = parentMenu;
312 this.fireEvent("beforeshow", this);
313 xy = this.el.adjustForConstraints(xy);
319 this.fireEvent("show", this);
324 this.doFocus.defer(50, this);
328 doFocus : function(){
330 this.focusEl.focus();
335 * Hides this menu and optionally all parent menus
336 * @param {Boolean} deep (optional) True to hide all parent menus recursively, if any (defaults to false)
338 hide : function(deep){
339 if(this.el && this.isVisible()){
340 this.fireEvent("beforehide", this);
342 this.activeItem.deactivate();
343 this.activeItem = null;
347 this.fireEvent("hide", this);
349 if(deep === true && this.parentMenu){
350 this.parentMenu.hide(true);
355 * Addds one or more items of any type supported by the Menu class, or that can be converted into menu items.
356 * Any of the following are valid:
358 * <li>Any menu item object based on {@link Roo.menu.Item}</li>
359 * <li>An HTMLElement object which will be converted to a menu item</li>
360 * <li>A menu item config object that will be created as a new menu item</li>
361 * <li>A string, which can either be '-' or 'separator' to add a menu separator, otherwise
362 * it will be converted into a {@link Roo.menu.TextItem} and added</li>
367 var menu = new Roo.menu.Menu();
369 // Create a menu item to add by reference
370 var menuItem = new Roo.menu.Item({ text: 'New Item!' });
372 // Add a bunch of items at once using different methods.
373 // Only the last item added will be returned.
375 menuItem, // add existing item by ref
376 'Dynamic Item', // new TextItem
377 '-', // new separator
378 { text: 'Config Item' } // new item by config
381 * @param {Mixed} args One or more menu items, menu item configs or other objects that can be converted to menu items
382 * @return {Roo.menu.Item} The menu item that was added, or the last one if multiple items were added
385 var a = arguments, l = a.length, item;
386 for(var i = 0; i < l; i++){
388 if ((typeof(el) == "object") && el.xtype && el.xns) {
389 el = Roo.factory(el, Roo.menu);
392 if(el.render){ // some kind of Item
393 item = this.addItem(el);
394 }else if(typeof el == "string"){ // string
395 if(el == "separator" || el == "-"){
396 item = this.addSeparator();
398 item = this.addText(el);
400 }else if(el.tagName || el.el){ // element
401 item = this.addElement(el);
402 }else if(typeof el == "object"){ // must be menu item config?
403 item = this.addMenuItem(el);
410 * Returns this menu's underlying {@link Roo.Element} object
411 * @return {Roo.Element} The element
421 * Adds a separator bar to the menu
422 * @return {Roo.menu.Item} The menu item that was added
424 addSeparator : function(){
425 return this.addItem(new Roo.menu.Separator());
429 * Adds an {@link Roo.Element} object to the menu
430 * @param {String/HTMLElement/Roo.Element} el The element or DOM node to add, or its id
431 * @return {Roo.menu.Item} The menu item that was added
433 addElement : function(el){
434 return this.addItem(new Roo.menu.BaseItem(el));
438 * Adds an existing object based on {@link Roo.menu.Item} to the menu
439 * @param {Roo.menu.Item} item The menu item to add
440 * @return {Roo.menu.Item} The menu item that was added
442 addItem : function(item){
443 this.items.add(item);
445 var li = document.createElement("li");
446 li.className = "x-menu-list-item";
447 this.ul.dom.appendChild(li);
448 item.render(li, this);
449 this.delayAutoWidth();
455 * Creates a new {@link Roo.menu.Item} based an the supplied config object and adds it to the menu
456 * @param {Object} config A MenuItem config object
457 * @return {Roo.menu.Item} The menu item that was added
459 addMenuItem : function(config){
460 if(!(config instanceof Roo.menu.Item)){
461 if(typeof config.checked == "boolean"){ // must be check menu item config?
462 config = new Roo.menu.CheckItem(config);
464 config = new Roo.menu.Item(config);
467 return this.addItem(config);
471 * Creates a new {@link Roo.menu.TextItem} with the supplied text and adds it to the menu
472 * @param {String} text The text to display in the menu item
473 * @return {Roo.menu.Item} The menu item that was added
475 addText : function(text){
476 return this.addItem(new Roo.menu.TextItem({ text : text }));
480 * Inserts an existing object based on {@link Roo.menu.Item} to the menu at a specified index
481 * @param {Number} index The index in the menu's list of current items where the new item should be inserted
482 * @param {Roo.menu.Item} item The menu item to add
483 * @return {Roo.menu.Item} The menu item that was added
485 insert : function(index, item){
486 this.items.insert(index, item);
488 var li = document.createElement("li");
489 li.className = "x-menu-list-item";
490 this.ul.dom.insertBefore(li, this.ul.dom.childNodes[index]);
491 item.render(li, this);
492 this.delayAutoWidth();
498 * Removes an {@link Roo.menu.Item} from the menu and destroys the object
499 * @param {Roo.menu.Item} item The menu item to remove
501 remove : function(item){
502 this.items.removeKey(item.id);
507 * Removes and destroys all items in the menu
509 removeAll : function(){
511 while(f = this.items.first()){
517 // MenuNav is a private utility class used internally by the Menu
518 Roo.menu.MenuNav = function(menu){
519 Roo.menu.MenuNav.superclass.constructor.call(this, menu.el);
520 this.scope = this.menu = menu;
523 Roo.extend(Roo.menu.MenuNav, Roo.KeyNav, {
524 doRelay : function(e, h){
526 if(!this.menu.activeItem && e.isNavKeyPress() && k != e.SPACE && k != e.RETURN){
527 this.menu.tryActivate(0, 1);
530 return h.call(this.scope || this, e, this.menu);
534 if(!m.tryActivate(m.items.indexOf(m.activeItem)-1, -1)){
535 m.tryActivate(m.items.length-1, -1);
539 down : function(e, m){
540 if(!m.tryActivate(m.items.indexOf(m.activeItem)+1, 1)){
545 right : function(e, m){
547 m.activeItem.expandMenu(true);
551 left : function(e, m){
553 if(m.parentMenu && m.parentMenu.activeItem){
554 m.parentMenu.activeItem.activate();
558 enter : function(e, m){
561 m.activeItem.onClick(e);
562 m.fireEvent("click", this, m.activeItem);