X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/ee06f37b0f6f6d94cd05a6ffae556660f7c4a2bc..c930e9176a5a85509c5b0230e2bff5c22a591432:/docs/source/Item.html diff --git a/docs/source/Item.html b/docs/source/Item.html new file mode 100644 index 00000000..0f2f4eb6 --- /dev/null +++ b/docs/source/Item.html @@ -0,0 +1,214 @@ + + + The source code + + + + + 
/**
+ * @class Ext.menu.Item
+ * @extends Ext.menu.BaseItem
+ * A base class for all menu items that require menu-related functionality (like sub-menus) and are not static
+ * display items.  Item extends the base functionality of {@link Ext.menu.BaseItem} by adding menu-specific
+ * activation and click handling.
+ * @constructor
+ * Creates a new Item
+ * @param {Object} config Configuration options
+ * @xtype menuitem
+ */
+Ext.menu.Item = function(config){
+    Ext.menu.Item.superclass.constructor.call(this, config);
+    if(this.menu){
+        this.menu = Ext.menu.MenuMgr.get(this.menu);
+    }
+};
+Ext.extend(Ext.menu.Item, Ext.menu.BaseItem, {
+    
/**
+     * @property menu
+     * @type Ext.menu.Menu
+     * The submenu associated with this Item if one was configured.
+     */
+    
/**
+     * @cfg {Mixed} menu (optional) Either an instance of {@link Ext.menu.Menu} or the config object for an
+     * {@link Ext.menu.Menu} which acts as the submenu when this item is activated.
+     */
+    
/**
+     * @cfg {String} icon The path to an icon to display in this item (defaults to Ext.BLANK_IMAGE_URL).  If
+     * icon is specified {@link #iconCls} should not be.
+     */
+    
/**
+     * @cfg {String} iconCls A CSS class that specifies a background image that will be used as the icon for
+     * this item (defaults to '').  If iconCls is specified {@link #icon} should not be.
+     */
+    
/**
+     * @cfg {String} text The text to display in this item (defaults to '').
+     */
+    
/**
+     * @cfg {String} href The href attribute to use for the underlying anchor link (defaults to '#').
+     */
+    
/**
+     * @cfg {String} hrefTarget The target attribute to use for the underlying anchor link (defaults to '').
+     */
+    
/**
+     * @cfg {String} itemCls The default CSS class to use for menu items (defaults to 'x-menu-item')
+     */
+    itemCls : 'x-menu-item',
+    
/**
+     * @cfg {Boolean} canActivate True if this item can be visually activated (defaults to true)
+     */
+    canActivate : true,
+    
/**
+     * @cfg {Number} showDelay Length of time in milliseconds to wait before showing this item (defaults to 200)
+     */
+    showDelay: 200,
+    // doc'd in BaseItem
+    hideDelay: 200,
+
+    // private
+    ctype: 'Ext.menu.Item',
+
+    // private
+    onRender : function(container, position){
+        if (!this.itemTpl) {
+            this.itemTpl = Ext.menu.Item.prototype.itemTpl = new Ext.XTemplate(
+                '',
+                        ' target="{hrefTarget}"',
+                    '',
+                 '>',
+                     '',
+                     '{text}',
+                 ''
+             );
+        }
+        var a = this.getTemplateArgs();
+        this.el = position ? this.itemTpl.insertBefore(position, a, true) : this.itemTpl.append(container, a, true);
+        this.iconEl = this.el.child('img.x-menu-item-icon');
+        this.textEl = this.el.child('.x-menu-item-text');
+        Ext.menu.Item.superclass.onRender.call(this, container, position);
+    },
+
+    getTemplateArgs: function() {
+        return {
+            id: this.id,
+            cls: this.itemCls + (this.menu ?  ' x-menu-item-arrow' : '') + (this.cls ?  ' ' + this.cls : ''),
+            href: this.href || '#',
+            hrefTarget: this.hrefTarget,
+            icon: this.icon || Ext.BLANK_IMAGE_URL,
+            iconCls: this.iconCls || '',
+            text: this.itemText||this.text||' '
+        };
+    },
+
+    
/**
+     * Sets the text to display in this menu item
+     * @param {String} text The text to display
+     */
+    setText : function(text){
+        this.text = text||' ';
+        if(this.rendered){
+            this.textEl.update(this.text);
+            this.parentMenu.layout.doAutoSize();
+        }
+    },
+
+    
/**
+     * Sets the CSS class to apply to the item's icon element
+     * @param {String} cls The CSS class to apply
+     */
+    setIconClass : function(cls){
+        var oldCls = this.iconCls;
+        this.iconCls = cls;
+        if(this.rendered){
+            this.iconEl.replaceClass(oldCls, this.iconCls);
+        }
+    },
+    
+    //private
+    beforeDestroy: function(){
+        if (this.menu){
+            this.menu.destroy();
+        }
+        Ext.menu.Item.superclass.beforeDestroy.call(this);
+    },
+
+    // private
+    handleClick : function(e){
+        if(!this.href){ // if no link defined, stop the event automatically
+            e.stopEvent();
+        }
+        Ext.menu.Item.superclass.handleClick.apply(this, arguments);
+    },
+
+    // private
+    activate : function(autoExpand){
+        if(Ext.menu.Item.superclass.activate.apply(this, arguments)){
+            this.focus();
+            if(autoExpand){
+                this.expandMenu();
+            }
+        }
+        return true;
+    },
+
+    // private
+    shouldDeactivate : function(e){
+        if(Ext.menu.Item.superclass.shouldDeactivate.call(this, e)){
+            if(this.menu && this.menu.isVisible()){
+                return !this.menu.getEl().getRegion().contains(e.getPoint());
+            }
+            return true;
+        }
+        return false;
+    },
+
+    // private
+    deactivate : function(){
+        Ext.menu.Item.superclass.deactivate.apply(this, arguments);
+        this.hideMenu();
+    },
+
+    // private
+    expandMenu : function(autoActivate){
+        if(!this.disabled && this.menu){
+            clearTimeout(this.hideTimer);
+            delete this.hideTimer;
+            if(!this.menu.isVisible() && !this.showTimer){
+                this.showTimer = this.deferExpand.defer(this.showDelay, this, [autoActivate]);
+            }else if (this.menu.isVisible() && autoActivate){
+                this.menu.tryActivate(0, 1);
+            }
+        }
+    },
+
+    // private
+    deferExpand : function(autoActivate){
+        delete this.showTimer;
+        this.menu.show(this.container, this.parentMenu.subMenuAlign || 'tl-tr?', this.parentMenu);
+        if(autoActivate){
+            this.menu.tryActivate(0, 1);
+        }
+    },
+
+    // private
+    hideMenu : function(){
+        clearTimeout(this.showTimer);
+        delete this.showTimer;
+        if(!this.hideTimer && this.menu && this.menu.isVisible()){
+            this.hideTimer = this.deferHide.defer(this.hideDelay, this);
+        }
+    },
+
+    // private
+    deferHide : function(){
+        delete this.hideTimer;
+        if(this.menu.over){
+            this.parentMenu.setActiveItem(this, false);
+        }else{
+            this.menu.hide();
+        }
+    }
+});
+Ext.reg('menuitem', Ext.menu.Item);
+ + \ No newline at end of file