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 ul.on(Roo.isTouch ? 'touchstart' : 'click' , this.onClick, this);
151 ul.on("mouseover", this.onMouseOver, this);
152 ul.on("mouseout", this.onMouseOut, this);
153 this.items.each(function(item){
158 var li = document.createElement("li");
159 li.className = "x-menu-list-item";
160 ul.dom.appendChild(li);
161 item.render(li, this);
168 autoWidth : function(){
169 var el = this.el, ul = this.ul;
177 el.setWidth(this.minWidth);
178 var t = el.dom.offsetWidth; // force recalc
179 el.setWidth(ul.getWidth()+el.getFrameWidth("lr"));
184 delayAutoWidth : function(){
187 this.awTask = new Roo.util.DelayedTask(this.autoWidth, this);
189 this.awTask.delay(20);
194 findTargetItem : function(e){
195 var t = e.getTarget(".x-menu-list-item", this.ul, true);
196 if(t && t.menuItemId){
197 return this.items.get(t.menuItemId);
202 onClick : function(e){
203 Roo.log("menu.onClick");
204 var t = this.findTargetItem(e);
209 if (Roo.isTouch && e.type == 'touchstart' && t.menu && !t.disabled) {
210 if(t == this.activeItem && t.shouldDeactivate(e)){
211 this.activeItem.deactivate();
212 delete this.activeItem;
216 this.setActiveItem(t, true);
224 this.fireEvent("click", this, t, e);
228 setActiveItem : function(item, autoExpand){
229 if(item != this.activeItem){
231 this.activeItem.deactivate();
233 this.activeItem = item;
234 item.activate(autoExpand);
235 }else if(autoExpand){
241 tryActivate : function(start, step){
242 var items = this.items;
243 for(var i = start, len = items.length; i >= 0 && i < len; i+= step){
244 var item = items.get(i);
245 if(!item.disabled && item.canActivate){
246 this.setActiveItem(item, false);
254 onMouseOver : function(e){
256 if(t = this.findTargetItem(e)){
257 if(t.canActivate && !t.disabled){
258 this.setActiveItem(t, true);
261 this.fireEvent("mouseover", this, e, t);
265 onMouseOut : function(e){
267 if(t = this.findTargetItem(e)){
268 if(t == this.activeItem && t.shouldDeactivate(e)){
269 this.activeItem.deactivate();
270 delete this.activeItem;
273 this.fireEvent("mouseout", this, e, t);
277 * Read-only. Returns true if the menu is currently displayed, else false.
280 isVisible : function(){
281 return this.el && !this.hidden;
285 * Displays this menu relative to another element
286 * @param {String/HTMLElement/Roo.Element} element The element to align to
287 * @param {String} position (optional) The {@link Roo.Element#alignTo} anchor position to use in aligning to
288 * the element (defaults to this.defaultAlign)
289 * @param {Roo.menu.Menu} parentMenu (optional) This menu's parent menu, if applicable (defaults to undefined)
291 show : function(el, pos, parentMenu){
292 this.parentMenu = parentMenu;
296 this.fireEvent("beforeshow", this);
297 this.showAt(this.el.getAlignToXY(el, pos || this.defaultAlign), parentMenu, false);
301 * Displays this menu at a specific xy position
302 * @param {Array} xyPosition Contains X & Y [x, y] values for the position at which to show the menu (coordinates are page-based)
303 * @param {Roo.menu.Menu} parentMenu (optional) This menu's parent menu, if applicable (defaults to undefined)
305 showAt : function(xy, parentMenu, /* private: */_e){
306 this.parentMenu = parentMenu;
311 this.fireEvent("beforeshow", this);
312 xy = this.el.adjustForConstraints(xy);
318 this.fireEvent("show", this);
323 this.doFocus.defer(50, this);
327 doFocus : function(){
329 this.focusEl.focus();
334 * Hides this menu and optionally all parent menus
335 * @param {Boolean} deep (optional) True to hide all parent menus recursively, if any (defaults to false)
337 hide : function(deep){
338 if(this.el && this.isVisible()){
339 this.fireEvent("beforehide", this);
341 this.activeItem.deactivate();
342 this.activeItem = null;
346 this.fireEvent("hide", this);
348 if(deep === true && this.parentMenu){
349 this.parentMenu.hide(true);
354 * Addds one or more items of any type supported by the Menu class, or that can be converted into menu items.
355 * Any of the following are valid:
357 * <li>Any menu item object based on {@link Roo.menu.Item}</li>
358 * <li>An HTMLElement object which will be converted to a menu item</li>
359 * <li>A menu item config object that will be created as a new menu item</li>
360 * <li>A string, which can either be '-' or 'separator' to add a menu separator, otherwise
361 * it will be converted into a {@link Roo.menu.TextItem} and added</li>
366 var menu = new Roo.menu.Menu();
368 // Create a menu item to add by reference
369 var menuItem = new Roo.menu.Item({ text: 'New Item!' });
371 // Add a bunch of items at once using different methods.
372 // Only the last item added will be returned.
374 menuItem, // add existing item by ref
375 'Dynamic Item', // new TextItem
376 '-', // new separator
377 { text: 'Config Item' } // new item by config
380 * @param {Mixed} args One or more menu items, menu item configs or other objects that can be converted to menu items
381 * @return {Roo.menu.Item} The menu item that was added, or the last one if multiple items were added
384 var a = arguments, l = a.length, item;
385 for(var i = 0; i < l; i++){
387 if ((typeof(el) == "object") && el.xtype && el.xns) {
388 el = Roo.factory(el, Roo.menu);
391 if(el.render){ // some kind of Item
392 item = this.addItem(el);
393 }else if(typeof el == "string"){ // string
394 if(el == "separator" || el == "-"){
395 item = this.addSeparator();
397 item = this.addText(el);
399 }else if(el.tagName || el.el){ // element
400 item = this.addElement(el);
401 }else if(typeof el == "object"){ // must be menu item config?
402 item = this.addMenuItem(el);
409 * Returns this menu's underlying {@link Roo.Element} object
410 * @return {Roo.Element} The element
420 * Adds a separator bar to the menu
421 * @return {Roo.menu.Item} The menu item that was added
423 addSeparator : function(){
424 return this.addItem(new Roo.menu.Separator());
428 * Adds an {@link Roo.Element} object to the menu
429 * @param {String/HTMLElement/Roo.Element} el The element or DOM node to add, or its id
430 * @return {Roo.menu.Item} The menu item that was added
432 addElement : function(el){
433 return this.addItem(new Roo.menu.BaseItem(el));
437 * Adds an existing object based on {@link Roo.menu.Item} to the menu
438 * @param {Roo.menu.Item} item The menu item to add
439 * @return {Roo.menu.Item} The menu item that was added
441 addItem : function(item){
442 this.items.add(item);
444 var li = document.createElement("li");
445 li.className = "x-menu-list-item";
446 this.ul.dom.appendChild(li);
447 item.render(li, this);
448 this.delayAutoWidth();
454 * Creates a new {@link Roo.menu.Item} based an the supplied config object and adds it to the menu
455 * @param {Object} config A MenuItem config object
456 * @return {Roo.menu.Item} The menu item that was added
458 addMenuItem : function(config){
459 if(!(config instanceof Roo.menu.Item)){
460 if(typeof config.checked == "boolean"){ // must be check menu item config?
461 config = new Roo.menu.CheckItem(config);
463 config = new Roo.menu.Item(config);
466 return this.addItem(config);
470 * Creates a new {@link Roo.menu.TextItem} with the supplied text and adds it to the menu
471 * @param {String} text The text to display in the menu item
472 * @return {Roo.menu.Item} The menu item that was added
474 addText : function(text){
475 return this.addItem(new Roo.menu.TextItem({ text : text }));
479 * Inserts an existing object based on {@link Roo.menu.Item} to the menu at a specified index
480 * @param {Number} index The index in the menu's list of current items where the new item should be inserted
481 * @param {Roo.menu.Item} item The menu item to add
482 * @return {Roo.menu.Item} The menu item that was added
484 insert : function(index, item){
485 this.items.insert(index, item);
487 var li = document.createElement("li");
488 li.className = "x-menu-list-item";
489 this.ul.dom.insertBefore(li, this.ul.dom.childNodes[index]);
490 item.render(li, this);
491 this.delayAutoWidth();
497 * Removes an {@link Roo.menu.Item} from the menu and destroys the object
498 * @param {Roo.menu.Item} item The menu item to remove
500 remove : function(item){
501 this.items.removeKey(item.id);
506 * Removes and destroys all items in the menu
508 removeAll : function(){
510 while(f = this.items.first()){
516 // MenuNav is a private utility class used internally by the Menu
517 Roo.menu.MenuNav = function(menu){
518 Roo.menu.MenuNav.superclass.constructor.call(this, menu.el);
519 this.scope = this.menu = menu;
522 Roo.extend(Roo.menu.MenuNav, Roo.KeyNav, {
523 doRelay : function(e, h){
525 if(!this.menu.activeItem && e.isNavKeyPress() && k != e.SPACE && k != e.RETURN){
526 this.menu.tryActivate(0, 1);
529 return h.call(this.scope || this, e, this.menu);
533 if(!m.tryActivate(m.items.indexOf(m.activeItem)-1, -1)){
534 m.tryActivate(m.items.length-1, -1);
538 down : function(e, m){
539 if(!m.tryActivate(m.items.indexOf(m.activeItem)+1, 1)){
544 right : function(e, m){
546 m.activeItem.expandMenu(true);
550 left : function(e, m){
552 if(m.parentMenu && m.parentMenu.activeItem){
553 m.parentMenu.activeItem.activate();
557 enter : function(e, m){
560 m.activeItem.onClick(e);
561 m.fireEvent("click", this, m.activeItem);