X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/c930e9176a5a85509c5b0230e2bff5c22a591432..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/docs/source/Item.html diff --git a/docs/source/Item.html b/docs/source/Item.html index 0f2f4eb6..3625bc3a 100644 --- a/docs/source/Item.html +++ b/docs/source/Item.html @@ -1,214 +1,428 @@ - -
-/**
- * @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}"',
- '',
- '>',
- '',
- '
-
-
\ 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);\ No newline at end of file* @class Ext.menu.Item + * @extends Ext.Component + + * A base class for all menu items that require menu-related functionality such as click handling, + * sub-menus, icons, etc. + * {@img Ext.menu.Menu/Ext.menu.Menu.png Ext.menu.Menu component} +__Example Usage:__ + 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 + }] + }); + + * @xtype menuitem + * @markdown + * @constructor + * @param {Object} config The config object + */ +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 + */ + + * @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'`. + * @markdown + */ + 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`. + * @markdown + */ + 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`. + * @markdown + */ + 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'`. + * @markdown + */ + 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.core.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 class="' + Ext.baseCSSPrefix + 'menu-item-link" href="{href}" <tpl if="hrefTarget">target="{hrefTarget}"</tpl> hidefocus="true" unselectable="on">', + '<img src="{icon}" class="' + Ext.baseCSSPrefix + 'menu-item-icon {iconCls}" />', + '<span class="' + Ext.baseCSSPrefix + 'menu-item-text" <tpl if="menu">style="margin-right: 17px;"</tpl> >{text}</span>', + '<tpl if="menu">', + '<img src="' + Ext.BLANK_IMAGE_URL + '" 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, + prefix = '.' + Ext.baseCSSPrefix; + + Ext.applyIf(me.renderData, { + href: me.href || '#', + hrefTarget: me.hrefTarget, + icon: me.icon || Ext.BLANK_IMAGE_URL, + iconCls: me.iconCls, + menu: Ext.isDefined(me.menu), + plain: me.plain, + text: me.text + }); + + Ext.applyIf(me.renderSelectors, { + itemEl: prefix + 'menu-item-link', + iconEl: prefix + 'menu-item-icon', + textEl: prefix + 'menu-item-text', + arrowEl: prefix + 'menu-item-arrow' + }); + + 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, + newWidth; + + if (text && el) { + el.update(text); + + if (me.textEl) { + // Resize the menu to fit the text + newWidth = me.textEl.getWidth() + me.iconEl.getWidth() + 25 + (me.arrowEl ? me.arrowEl.getWidth() : 0); + if (newWidth > me.itemEl.getWidth()) { + me.parentMenu.setWidth(newWidth); + } + } + } else if (el) { + el.update(''); + } + + me.text = text; + } +}); +