X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/25ef3491bd9ae007ff1fc2b0d7943e6eaaccf775..HEAD:/docs/source/Item.html
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+
The source code
-
-
+
+
+
+
-
- /*!
- * Ext JS Library 3.0.3
- * Copyright(c) 2006-2009 Ext JS, LLC
- * licensing@extjs.com
- * http://www.extjs.com/license
+
+ * A base class for all menu items that require menu-related functionality such as click handling,
+ * sub-menus, icons, etc.
+ *
+ * @example
+ * Ext.create('Ext.menu.Menu', {
+ * width: 100,
+ * height: 100,
+ * floating: false, // usually you want this set to True (default)
+ * renderTo: Ext.getBody(), // usually rendered by it's containing component
+ * items: [{
+ * text: 'icon item',
+ * iconCls: 'add16'
+ * },{
+ * text: 'text item'
+ * },{
+ * text: 'plain item',
+ * plain: true
+ * }]
+ * });
*/
-/**
- * @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}"',
- '',
- '>',
- '',
- '',
- ''
- );
- }
- 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);
+Ext.define('Ext.menu.Item', {
+ extend: 'Ext.Component',
+ alias: 'widget.menuitem',
+ alternateClassName: 'Ext.menu.TextItem',
+
+ * @property {Boolean} activated
+ * Whether or not this item is currently activated
+ */
+
+ * @property {Ext.menu.Menu} parentMenu
+ * The parent Menu of this item.
+ */
+
+ * @cfg {String} activeCls
+ * The CSS class added to the menu item when the item is activated (focused/mouseover).
+ * Defaults to `Ext.baseCSSPrefix + 'menu-item-active'`.
+ */
+ activeCls: Ext.baseCSSPrefix + 'menu-item-active',
+
+ * @cfg {String} ariaRole @hide
+ */
+ ariaRole: 'menuitem',
+
+ * @cfg {Boolean} canActivate
+ * Whether or not this menu item can be activated when focused/mouseovered. Defaults to `true`.
+ */
+ canActivate: true,
+
+ * @cfg {Number} clickHideDelay
+ * The delay in milliseconds to wait before hiding the menu after clicking the menu item.
+ * This only has an effect when `hideOnClick: true`. Defaults to `1`.
+ */
+ clickHideDelay: 1,
+
+ * @cfg {Boolean} destroyMenu
+ * Whether or not to destroy any associated sub-menu when this item is destroyed. Defaults to `true`.
+ */
+ destroyMenu: true,
+
+ * @cfg {String} disabledCls
+ * The CSS class added to the menu item when the item is disabled.
+ * Defaults to `Ext.baseCSSPrefix + 'menu-item-disabled'`.
+ */
+ disabledCls: Ext.baseCSSPrefix + 'menu-item-disabled',
+
+ * @cfg {String} href
+ * The href attribute to use for the underlying anchor link. Defaults to `#`.
+ * @markdown
+ */
+
+ * @cfg {String} hrefTarget
+ * The target attribute to use for the underlying anchor link. Defaults to `undefined`.
+ * @markdown
+ */
+
+ * @cfg {Boolean} hideOnClick
+ * Whether to not to hide the owning menu when this item is clicked. Defaults to `true`.
+ * @markdown
+ */
+ hideOnClick: true,
+
+ * @cfg {String} icon
+ * The path to an icon to display in this item. Defaults to `Ext.BLANK_IMAGE_URL`.
+ * @markdown
+ */
+
+ * @cfg {String} iconCls
+ * A CSS class that specifies a `background-image` to use as the icon for this item. Defaults to `undefined`.
+ * @markdown
+ */
+
+ isMenuItem: true,
+
+ * @cfg {Mixed} menu
+ * Either an instance of {@link Ext.menu.Menu} or a config object for an {@link Ext.menu.Menu}
+ * which will act as a sub-menu to this item.
+ * @markdown
+ * @property {Ext.menu.Menu} menu The sub-menu associated with this item, if one was configured.
+ */
+
+ * @cfg {String} menuAlign
+ * The default {@link Ext.Element#getAlignToXY Ext.Element.getAlignToXY} anchor position value for this
+ * item's sub-menu relative to this item's position. Defaults to `'tl-tr?'`.
+ * @markdown
+ */
+ menuAlign: 'tl-tr?',
+
+ /**
+ * @cfg {Number} menuExpandDelay
+ * The delay in milliseconds before this item's sub-menu expands after this item is moused over. Defaults to `200`.
+ * @markdown
+ */
+ menuExpandDelay: 200,
+
+ * @cfg {Number} menuHideDelay
+ * The delay in milliseconds before this item's sub-menu hides after this item is moused out. Defaults to `200`.
+ * @markdown
+ */
+ menuHideDelay: 200,
+
+ * @cfg {Boolean} plain
+ * Whether or not this item is plain text/html with no icon or visual activation. Defaults to `false`.
+ * @markdown
+ */
+
+ renderTpl: [
+ '<tpl if="plain">',
+ '{text}',
+ '</tpl>',
+ '<tpl if="!plain">',
+ '<a id="{id}-itemEl" class="' + Ext.baseCSSPrefix + 'menu-item-link" href="{href}" <tpl if="hrefTarget">target="{hrefTarget}"</tpl> hidefocus="true" unselectable="on">',
+ '<img id="{id}-iconEl" src="{icon}" class="' + Ext.baseCSSPrefix + 'menu-item-icon {iconCls}" />',
+ '<span id="{id}-textEl" class="' + Ext.baseCSSPrefix + 'menu-item-text" <tpl if="menu">style="margin-right: 17px;"</tpl> >{text}</span>',
+ '<tpl if="menu">',
+ '<img id="{id}-arrowEl" src="{blank}" class="' + Ext.baseCSSPrefix + 'menu-item-arrow" />',
+ '</tpl>',
+ '</a>',
+ '</tpl>'
+ ],
+
+ maskOnDisable: false,
+
+ * @cfg {String} text
+ * The text/html to display in this item. Defaults to `undefined`.
+ * @markdown
+ */
+
+ activate: function() {
+ var me = this;
+
+ if (!me.activated && me.canActivate && me.rendered && !me.isDisabled() && me.isVisible()) {
+ me.el.addCls(me.activeCls);
+ me.focus();
+ me.activated = true;
+ me.fireEvent('activate', me);
+ }
+ },
+
+ blur: function() {
+ this.$focused = false;
+ this.callParent(arguments);
+ },
+
+ deactivate: function() {
+ var me = this;
+
+ if (me.activated) {
+ me.el.removeCls(me.activeCls);
+ me.blur();
+ me.hideMenu();
+ me.activated = false;
+ me.fireEvent('deactivate', me);
+ }
+ },
+
+ deferExpandMenu: function() {
+ var me = this;
+
+ if (!me.menu.rendered || !me.menu.isVisible()) {
+ me.parentMenu.activeChild = me.menu;
+ me.menu.parentItem = me;
+ me.menu.parentMenu = me.menu.ownerCt = me.parentMenu;
+ me.menu.showBy(me, me.menuAlign);
+ }
+ },
+
+ deferHideMenu: function() {
+ if (this.menu.isVisible()) {
+ this.menu.hide();
+ }
+ },
+
+ deferHideParentMenus: function() {
+ Ext.menu.Manager.hideAll();
+ },
+
+ expandMenu: function(delay) {
+ var me = this;
+
+ if (me.menu) {
+ clearTimeout(me.hideMenuTimer);
+ if (delay === 0) {
+ me.deferExpandMenu();
+ } else {
+ me.expandMenuTimer = Ext.defer(me.deferExpandMenu, Ext.isNumber(delay) ? delay : me.menuExpandDelay, me);
+ }
+ }
+ },
+
+ focus: function() {
+ this.$focused = true;
+ this.callParent(arguments);
+ },
+
+ getRefItems: function(deep){
+ var menu = this.menu,
+ items;
+
+ if (menu) {
+ items = menu.getRefItems(deep);
+ items.unshift(menu);
+ }
+ return items || [];
+ },
+
+ hideMenu: function(delay) {
+ var me = this;
+
+ if (me.menu) {
+ clearTimeout(me.expandMenuTimer);
+ me.hideMenuTimer = Ext.defer(me.deferHideMenu, Ext.isNumber(delay) ? delay : me.menuHideDelay, me);
+ }
+ },
+
+ initComponent: function() {
+ var me = this,
+ prefix = Ext.baseCSSPrefix,
+ cls = [prefix + 'menu-item'];
+
+ me.addEvents(
+ * @event activate
+ * Fires when this item is activated
+ * @param {Ext.menu.Item} item The activated item
+ */
+ 'activate',
+
+ * @event click
+ * Fires when this item is clicked
+ * @param {Ext.menu.Item} item The item that was clicked
+ * @param {Ext.EventObject} e The underyling {@link Ext.EventObject}.
+ */
+ 'click',
+
+ * @event deactivate
+ * Fires when this tiem is deactivated
+ * @param {Ext.menu.Item} item The deactivated item
+ */
+ 'deactivate'
+ );
+
+ if (me.plain) {
+ cls.push(prefix + 'menu-item-plain');
+ }
+
+ if (me.cls) {
+ cls.push(me.cls);
+ }
+
+ me.cls = cls.join(' ');
+
+ if (me.menu) {
+ me.menu = Ext.menu.Manager.get(me.menu);
+ }
+
+ me.callParent(arguments);
+ },
+
+ onClick: function(e) {
+ var me = this;
+
+ if (!me.href) {
+ e.stopEvent();
+ }
+
+ if (me.disabled) {
+ return;
+ }
+
+ if (me.hideOnClick) {
+ me.deferHideParentMenusTimer = Ext.defer(me.deferHideParentMenus, me.clickHideDelay, me);
+ }
+
+ Ext.callback(me.handler, me.scope || me, [me, e]);
+ me.fireEvent('click', me, e);
+
+ if (!me.hideOnClick) {
+ me.focus();
+ }
+ },
+
+ onDestroy: function() {
+ var me = this;
+
+ clearTimeout(me.expandMenuTimer);
+ clearTimeout(me.hideMenuTimer);
+ clearTimeout(me.deferHideParentMenusTimer);
+
+ if (me.menu) {
+ delete me.menu.parentItem;
+ delete me.menu.parentMenu;
+ delete me.menu.ownerCt;
+ if (me.destroyMenu !== false) {
+ me.menu.destroy();
+ }
+ }
+ me.callParent(arguments);
+ },
+
+ onRender: function(ct, pos) {
+ var me = this,
+ blank = Ext.BLANK_IMAGE_URL;
+
+ Ext.applyIf(me.renderData, {
+ href: me.href || '#',
+ hrefTarget: me.hrefTarget,
+ icon: me.icon || blank,
+ iconCls: me.iconCls + (me.checkChangeDisabled ? ' ' + me.disabledCls : ''),
+ menu: Ext.isDefined(me.menu),
+ plain: me.plain,
+ text: me.text,
+ blank: blank
+ });
+
+ me.addChildEls('itemEl', 'iconEl', 'textEl', 'arrowEl');
+
+ me.callParent(arguments);
+ },
+
+ /**
+ * Sets the {@link #click} handler of this item
+ * @param {Function} fn The handler function
+ * @param {Object} scope (optional) The scope of the handler function
+ */
+ setHandler: function(fn, scope) {
+ this.handler = fn || null;
+ this.scope = scope;
+ },
+
+ * Sets the {@link #iconCls} of this item
+ * @param {String} iconCls The CSS class to set to {@link #iconCls}
+ */
+ setIconCls: function(iconCls) {
+ var me = this;
+
+ if (me.iconEl) {
+ if (me.iconCls) {
+ me.iconEl.removeCls(me.iconCls);
+ }
+
+ if (iconCls) {
+ me.iconEl.addCls(iconCls);
+ }
+ }
+
+ me.iconCls = iconCls;
+ },
+
+ * Sets the {@link #text} of this item
+ * @param {String} text The {@link #text}
+ */
+ setText: function(text) {
+ var me = this,
+ el = me.textEl || me.el;
+
+ me.text = text;
+
+ if (me.rendered) {
+ el.update(text || '');
+ // cannot just call doComponentLayout due to stretchmax
+ me.ownerCt.redoComponentLayout();
+ }
+ }
+});
+
-
\ No newline at end of file
+
', - '', - '' - ); - } - 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);