X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/ee06f37b0f6f6d94cd05a6ffae556660f7c4a2bc..c930e9176a5a85509c5b0230e2bff5c22a591432:/docs/source/MenuMgr.html diff --git a/docs/source/MenuMgr.html b/docs/source/MenuMgr.html new file mode 100644 index 00000000..faab37e1 --- /dev/null +++ b/docs/source/MenuMgr.html @@ -0,0 +1,215 @@ + + + The source code + + + + +
/** + * @class Ext.menu.MenuMgr + * Provides a common registry of all menu items on a page so that they can be easily accessed by id. + * @singleton + */ +Ext.menu.MenuMgr = function(){ + var menus, active, groups = {}, attached = false, lastShow = new Date(); + + // private - called when first menu is created + function init(){ + menus = {}; + active = new Ext.util.MixedCollection(); + Ext.getDoc().addKeyListener(27, function(){ + if(active.length > 0){ + hideAll(); + } + }); + } + + // private + function hideAll(){ + if(active && active.length > 0){ + var c = active.clone(); + c.each(function(m){ + m.hide(); + }); + } + } + + // private + function onHide(m){ + active.remove(m); + if(active.length < 1){ + Ext.getDoc().un("mousedown", onMouseDown); + attached = false; + } + } + + // private + function onShow(m){ + var last = active.last(); + lastShow = new Date(); + active.add(m); + if(!attached){ + Ext.getDoc().on("mousedown", onMouseDown); + attached = true; + } + if(m.parentMenu){ + m.getEl().setZIndex(parseInt(m.parentMenu.getEl().getStyle("z-index"), 10) + 3); + m.parentMenu.activeChild = m; + }else if(last && last.isVisible()){ + m.getEl().setZIndex(parseInt(last.getEl().getStyle("z-index"), 10) + 3); + } + } + + // private + function onBeforeHide(m){ + if(m.activeChild){ + m.activeChild.hide(); + } + if(m.autoHideTimer){ + clearTimeout(m.autoHideTimer); + delete m.autoHideTimer; + } + } + + // private + function onBeforeShow(m){ + var pm = m.parentMenu; + if(!pm && !m.allowOtherMenus){ + hideAll(); + }else if(pm && pm.activeChild){ + pm.activeChild.hide(); + } + } + + // private + function onMouseDown(e){ + if(lastShow.getElapsed() > 50 && active.length > 0 && !e.getTarget(".x-menu")){ + hideAll(); + } + } + + // private + function onBeforeCheck(mi, state){ + if(state){ + var g = groups[mi.group]; + for(var i = 0, l = g.length; i < l; i++){ + if(g[i] != mi){ + g[i].setChecked(false); + } + } + } + } + + return { + +
/** + * Hides all menus that are currently visible + */ + hideAll : function(){ + hideAll(); + }, + + // private + register : function(menu){ + if(!menus){ + init(); + } + menus[menu.id] = menu; + menu.on("beforehide", onBeforeHide); + menu.on("hide", onHide); + menu.on("beforeshow", onBeforeShow); + menu.on("show", onShow); + var g = menu.group; + if(g && menu.events["checkchange"]){ + if(!groups[g]){ + groups[g] = []; + } + groups[g].push(menu); + menu.on("checkchange", onCheck); + } + }, + +
/** + * Returns a {@link Ext.menu.Menu} object + * @param {String/Object} menu The string menu id, an existing menu object reference, or a Menu config that will + * be used to generate and return a new Menu instance. + * @return {Ext.menu.Menu} The specified menu, or null if none are found + */ + get : function(menu){ + if(typeof menu == "string"){ // menu id + if(!menus){ // not initialized, no menus to return + return null; + } + return menus[menu]; + }else if(menu.events){ // menu instance + return menu; + }else if(typeof menu.length == 'number'){ // array of menu items? + return new Ext.menu.Menu({items:menu}); + }else{ // otherwise, must be a config + return Ext.create(menu, 'menu'); + } + }, + + // private + unregister : function(menu){ + delete menus[menu.id]; + menu.un("beforehide", onBeforeHide); + menu.un("hide", onHide); + menu.un("beforeshow", onBeforeShow); + menu.un("show", onShow); + var g = menu.group; + if(g && menu.events["checkchange"]){ + groups[g].remove(menu); + menu.un("checkchange", onCheck); + } + }, + + // private + registerCheckable : function(menuItem){ + var g = menuItem.group; + if(g){ + if(!groups[g]){ + groups[g] = []; + } + groups[g].push(menuItem); + menuItem.on("beforecheckchange", onBeforeCheck); + } + }, + + // private + unregisterCheckable : function(menuItem){ + var g = menuItem.group; + if(g){ + groups[g].remove(menuItem); + menuItem.un("beforecheckchange", onBeforeCheck); + } + }, + + getCheckedItem : function(groupId){ + var g = groups[groupId]; + if(g){ + for(var i = 0, l = g.length; i < l; i++){ + if(g[i].checked){ + return g[i]; + } + } + } + return null; + }, + + setCheckedItem : function(groupId, itemId){ + var g = groups[groupId]; + if(g){ + for(var i = 0, l = g.length; i < l; i++){ + if(g[i].id == itemId){ + g[i].setChecked(true); + } + } + } + return null; + } + }; +}(); +
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