/*!
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* Ext JS Library 3.1.0
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* Copyright(c) 2006-2009 Ext JS, LLC
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* licensing@extjs.com
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* http://www.extjs.com/license
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*/
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/**
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* @class Ext.layout.MenuLayout
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* @extends Ext.layout.ContainerLayout
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* <p>Layout manager used by {@link Ext.menu.Menu}. Generally this class should not need to be used directly.</p>
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*/
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Ext.layout.MenuLayout = Ext.extend(Ext.layout.ContainerLayout, {
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monitorResize : true,
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setContainer : function(ct){
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this.monitorResize = !ct.floating;
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// This event is only fired by the menu in IE, used so we don't couple
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// the menu with the layout.
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ct.on('autosize', this.doAutoSize, this);
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Ext.layout.MenuLayout.superclass.setContainer.call(this, ct);
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},
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renderItem : function(c, position, target){
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if (!this.itemTpl) {
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this.itemTpl = Ext.layout.MenuLayout.prototype.itemTpl = new Ext.XTemplate(
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'<li id="{itemId}" class="{itemCls}">',
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'<tpl if="needsIcon">',
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'<img src="{icon}" class="{iconCls}"/>',
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'</tpl>',
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'</li>'
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);
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}
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if(c && !c.rendered){
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if(Ext.isNumber(position)){
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position = target.dom.childNodes[position];
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}
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var a = this.getItemArgs(c);
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// The Component's positionEl is the <li> it is rendered into
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c.render(c.positionEl = position ?
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this.itemTpl.insertBefore(position, a, true) :
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this.itemTpl.append(target, a, true));
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// Link the containing <li> to the item.
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c.positionEl.menuItemId = c.getItemId();
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// If rendering a regular Component, and it needs an icon,
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// move the Component rightwards.
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if (!a.isMenuItem && a.needsIcon) {
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c.positionEl.addClass('x-menu-list-item-indent');
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}
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this.configureItem(c, position);
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}else if(c && !this.isValidParent(c, target)){
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if(Ext.isNumber(position)){
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position = target.dom.childNodes[position];
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}
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target.dom.insertBefore(c.getActionEl().dom, position || null);
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}
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},
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getItemArgs : function(c) {
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var isMenuItem = c instanceof Ext.menu.Item;
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return {
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isMenuItem: isMenuItem,
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needsIcon: !isMenuItem && (c.icon || c.iconCls),
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icon: c.icon || Ext.BLANK_IMAGE_URL,
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iconCls: 'x-menu-item-icon ' + (c.iconCls || ''),
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itemId: 'x-menu-el-' + c.id,
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itemCls: 'x-menu-list-item '
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};
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},
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// Valid if the Component is in a <li> which is part of our target <ul>
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isValidParent : function(c, target) {
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return c.el.up('li.x-menu-list-item', 5).dom.parentNode === (target.dom || target);
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},
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onLayout : function(ct, target){
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this.renderAll(ct, target);
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this.doAutoSize();
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},
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doAutoSize : function(){
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var ct = this.container, w = ct.width;
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if(ct.floating){
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if(w){
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ct.setWidth(w);
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}else if(Ext.isIE){
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ct.setWidth(Ext.isStrict && (Ext.isIE7 || Ext.isIE8) ? 'auto' : ct.minWidth);
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var el = ct.getEl(), t = el.dom.offsetWidth; // force recalc
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ct.setWidth(ct.getLayoutTarget().getWidth() + el.getFrameWidth('lr'));
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}
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}
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}
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});
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Ext.Container.LAYOUTS['menu'] = Ext.layout.MenuLayout;
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/**
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* @class Ext.menu.Menu
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* @extends Ext.Container
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* <p>A menu object. This is the container to which you may add menu items. Menu can also serve as a base class
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* when you want a specialized menu based off of another component (like {@link Ext.menu.DateMenu} for example).</p>
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* <p>Menus may contain either {@link Ext.menu.Item menu items}, or general {@link Ext.Component Component}s.</p>
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* <p>To make a contained general {@link Ext.Component Component} line up with other {@link Ext.menu.Item menu items}
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* specify <tt>iconCls: 'no-icon'</tt>. This reserves a space for an icon, and indents the Component in line
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* with the other menu items. See {@link Ext.form.ComboBox}.{@link Ext.form.ComboBox#getListParent getListParent}
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* for an example.</p>
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* <p>By default, Menus are absolutely positioned, floating Components. By configuring a Menu with
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* <b><tt>{@link #floating}:false</tt></b>, a Menu may be used as child of a Container.</p>
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*
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* @xtype menu
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*/
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Ext.menu.Menu = Ext.extend(Ext.Container, {
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/**
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* @cfg {Object} defaults
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* A config object that will be applied to all items added to this container either via the {@link #items}
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* config or via the {@link #add} method. The defaults config can contain any number of
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* name/value property pairs to be added to each item, and should be valid for the types of items
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* being added to the menu.
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*/
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/**
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* @cfg {Mixed} items
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* An array of items to be added to this menu. Menus may contain either {@link Ext.menu.Item menu items},
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* or general {@link Ext.Component Component}s.
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*/
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/**
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* @cfg {Number} minWidth The minimum width of the menu in pixels (defaults to 120)
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*/
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minWidth : 120,
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/**
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* @cfg {Boolean/String} shadow True or 'sides' for the default effect, 'frame' for 4-way shadow, and 'drop'
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* for bottom-right shadow (defaults to 'sides')
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*/
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shadow : 'sides',
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/**
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* @cfg {String} subMenuAlign The {@link Ext.Element#alignTo} anchor position value to use for submenus of
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* this menu (defaults to 'tl-tr?')
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*/
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subMenuAlign : 'tl-tr?',
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/**
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* @cfg {String} defaultAlign The default {@link Ext.Element#alignTo} anchor position value for this menu
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* relative to its element of origin (defaults to 'tl-bl?')
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*/
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defaultAlign : 'tl-bl?',
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/**
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* @cfg {Boolean} allowOtherMenus True to allow multiple menus to be displayed at the same time (defaults to false)
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*/
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allowOtherMenus : false,
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/**
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* @cfg {Boolean} ignoreParentClicks True to ignore clicks on any item in this menu that is a parent item (displays
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* a submenu) so that the submenu is not dismissed when clicking the parent item (defaults to false).
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*/
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ignoreParentClicks : false,
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/**
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* @cfg {Boolean} enableScrolling True to allow the menu container to have scroller controls if the menu is too long (defaults to true).
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*/
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enableScrolling : true,
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/**
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* @cfg {Number} maxHeight The maximum height of the menu. Only applies when enableScrolling is set to True (defaults to null).
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*/
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maxHeight : null,
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/**
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* @cfg {Number} scrollIncrement The amount to scroll the menu. Only applies when enableScrolling is set to True (defaults to 24).
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*/
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scrollIncrement : 24,
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/**
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* @cfg {Boolean} showSeparator True to show the icon separator. (defaults to true).
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*/
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showSeparator : true,
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/**
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* @cfg {Array} defaultOffsets An array specifying the [x, y] offset in pixels by which to
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* change the default Menu popup position after aligning according to the {@link #defaultAlign}
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* configuration. Defaults to <tt>[0, 0]</tt>.
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*/
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defaultOffsets : [0, 0],
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/**
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* @cfg {Boolean} plain
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* True to remove the incised line down the left side of the menu. Defaults to <tt>false</tt>.
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*/
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plain : false,
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/**
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* @cfg {Boolean} floating
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* <p>By default, a Menu configured as <b><code>floating:true</code></b>
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* will be rendered as an {@link Ext.Layer} (an absolutely positioned,
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* floating Component with zindex=15000).
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* If configured as <b><code>floating:false</code></b>, the Menu may be
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* used as child item of another Container instead of a free-floating
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* {@link Ext.Layer Layer}.
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*/
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floating : true,
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// private
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hidden : true,
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/**
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* @cfg {String/Object} layout
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* This class assigns a default layout (<code>layout:'<b>menu</b>'</code>).
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* Developers <i>may</i> override this configuration option if another layout is required.
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* See {@link Ext.Container#layout} for additional information.
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*/
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layout : 'menu',
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hideMode : 'offsets', // Important for laying out Components
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scrollerHeight : 8,
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autoLayout : true, // Provided for backwards compat
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defaultType : 'menuitem',
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bufferResize : false,
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initComponent : function(){
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if(Ext.isArray(this.initialConfig)){
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Ext.apply(this, {items:this.initialConfig});
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}
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this.addEvents(
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/**
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* @event click
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* Fires when this menu is clicked (or when the enter key is pressed while it is active)
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* @param {Ext.menu.Menu} this
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* @param {Ext.menu.Item} menuItem The menu item that was clicked
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* @param {Ext.EventObject} e
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*/
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'click',
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/**
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* @event mouseover
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* Fires when the mouse is hovering over this menu
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* @param {Ext.menu.Menu} this
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* @param {Ext.EventObject} e
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* @param {Ext.menu.Item} menuItem The menu item that was clicked
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*/
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'mouseover',
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/**
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* @event mouseout
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* Fires when the mouse exits this menu
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* @param {Ext.menu.Menu} this
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* @param {Ext.EventObject} e
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* @param {Ext.menu.Item} menuItem The menu item that was clicked
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*/
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'mouseout',
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/**
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* @event itemclick
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* Fires when a menu item contained in this menu is clicked
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* @param {Ext.menu.BaseItem} baseItem The BaseItem that was clicked
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* @param {Ext.EventObject} e
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*/
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'itemclick'
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);
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Ext.menu.MenuMgr.register(this);
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if(this.floating){
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Ext.EventManager.onWindowResize(this.hide, this);
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}else{
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if(this.initialConfig.hidden !== false){
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this.hidden = false;
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}
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this.internalDefaults = {hideOnClick: false};
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}
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Ext.menu.Menu.superclass.initComponent.call(this);
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if(this.autoLayout){
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this.on({
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add: this.doLayout,
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remove: this.doLayout,
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scope: this
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});
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}
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},
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//private
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getLayoutTarget : function() {
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return this.ul;
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},
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// private
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onRender : function(ct, position){
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if(!ct){
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ct = Ext.getBody();
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}
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var dh = {
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id: this.getId(),
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cls: 'x-menu ' + ((this.floating) ? 'x-menu-floating x-layer ' : '') + (this.cls || '') + (this.plain ? ' x-menu-plain' : '') + (this.showSeparator ? '' : ' x-menu-nosep'),
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style: this.style,
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cn: [
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{tag: 'a', cls: 'x-menu-focus', href: '#', onclick: 'return false;', tabIndex: '-1'},
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{tag: 'ul', cls: 'x-menu-list'}
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]
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};
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if(this.floating){
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this.el = new Ext.Layer({
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shadow: this.shadow,
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dh: dh,
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constrain: false,
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parentEl: ct,
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zindex:15000
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});
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}else{
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this.el = ct.createChild(dh);
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}
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Ext.menu.Menu.superclass.onRender.call(this, ct, position);
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if(!this.keyNav){
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this.keyNav = new Ext.menu.MenuNav(this);
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}
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// generic focus element
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this.focusEl = this.el.child('a.x-menu-focus');
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this.ul = this.el.child('ul.x-menu-list');
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this.mon(this.ul, {
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scope: this,
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click: this.onClick,
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mouseover: this.onMouseOver,
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mouseout: this.onMouseOut
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});
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if(this.enableScrolling){
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this.mon(this.el, {
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scope: this,
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delegate: '.x-menu-scroller',
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click: this.onScroll,
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mouseover: this.deactivateActive
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});
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}
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},
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// private
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findTargetItem : function(e){
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var t = e.getTarget('.x-menu-list-item', this.ul, true);
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if(t && t.menuItemId){
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return this.items.get(t.menuItemId);
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}
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},
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// private
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onClick : function(e){
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var t = this.findTargetItem(e);
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if(t){
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if(t.isFormField){
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this.setActiveItem(t);
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}else if(t instanceof Ext.menu.BaseItem){
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if(t.menu && this.ignoreParentClicks){
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t.expandMenu();
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e.preventDefault();
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}else if(t.onClick){
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t.onClick(e);
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this.fireEvent('click', this, t, e);
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}
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}
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}
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},
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// private
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setActiveItem : function(item, autoExpand){
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if(item != this.activeItem){
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this.deactivateActive();
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if((this.activeItem = item).isFormField){
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item.focus();
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}else{
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item.activate(autoExpand);
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}
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}else if(autoExpand){
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item.expandMenu();
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}
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},
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deactivateActive : function(){
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var a = this.activeItem;
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if(a){
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if(a.isFormField){
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//Fields cannot deactivate, but Combos must collapse
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if(a.collapse){
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a.collapse();
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}
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}else{
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a.deactivate();
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}
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delete this.activeItem;
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}
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},
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// private
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tryActivate : function(start, step){
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var items = this.items;
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for(var i = start, len = items.length; i >= 0 && i < len; i+= step){
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var item = items.get(i);
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if(!item.disabled && (item.canActivate || item.isFormField)){
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this.setActiveItem(item, false);
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return item;
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}
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}
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return false;
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},
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// private
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onMouseOver : function(e){
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var t = this.findTargetItem(e);
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if(t){
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if(t.canActivate && !t.disabled){
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this.setActiveItem(t, true);
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}
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}
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this.over = true;
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this.fireEvent('mouseover', this, e, t);
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},
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// private
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onMouseOut : function(e){
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var t = this.findTargetItem(e);
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if(t){
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if(t == this.activeItem && t.shouldDeactivate && t.shouldDeactivate(e)){
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this.activeItem.deactivate();
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delete this.activeItem;
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}
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}
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this.over = false;
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this.fireEvent('mouseout', this, e, t);
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},
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// private
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onScroll : function(e, t){
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if(e){
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e.stopEvent();
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}
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var ul = this.ul.dom, top = Ext.fly(t).is('.x-menu-scroller-top');
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ul.scrollTop += this.scrollIncrement * (top ? -1 : 1);
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if(top ? ul.scrollTop <= 0 : ul.scrollTop + this.activeMax >= ul.scrollHeight){
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this.onScrollerOut(null, t);
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}
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},
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// private
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onScrollerIn : function(e, t){
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var ul = this.ul.dom, top = Ext.fly(t).is('.x-menu-scroller-top');
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if(top ? ul.scrollTop > 0 : ul.scrollTop + this.activeMax < ul.scrollHeight){
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Ext.fly(t).addClass(['x-menu-item-active', 'x-menu-scroller-active']);
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}
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},
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// private
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onScrollerOut : function(e, t){
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Ext.fly(t).removeClass(['x-menu-item-active', 'x-menu-scroller-active']);
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},
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/**
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* If <code>{@link #floating}=true</code>, shows this menu relative to
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* another element using {@link #showat}, otherwise uses {@link Ext.Component#show}.
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* @param {Mixed} element The element to align to
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* @param {String} position (optional) The {@link Ext.Element#alignTo} anchor position to use in aligning to
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* the element (defaults to this.defaultAlign)
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* @param {Ext.menu.Menu} parentMenu (optional) This menu's parent menu, if applicable (defaults to undefined)
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*/
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show : function(el, pos, parentMenu){
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if(this.floating){
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this.parentMenu = parentMenu;
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if(!this.el){
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this.render();
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this.doLayout(false, true);
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}
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this.showAt(this.el.getAlignToXY(el, pos || this.defaultAlign, this.defaultOffsets), parentMenu);
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}else{
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Ext.menu.Menu.superclass.show.call(this);
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}
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},
|
|
/**
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* Displays this menu at a specific xy position and fires the 'show' event if a
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* handler for the 'beforeshow' event does not return false cancelling the operation.
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* @param {Array} xyPosition Contains X & Y [x, y] values for the position at which to show the menu (coordinates are page-based)
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* @param {Ext.menu.Menu} parentMenu (optional) This menu's parent menu, if applicable (defaults to undefined)
|
*/
|
showAt : function(xy, parentMenu){
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if(this.fireEvent('beforeshow', this) !== false){
|
this.parentMenu = parentMenu;
|
if(!this.el){
|
this.render();
|
}
|
if(this.enableScrolling){
|
// set the position so we can figure out the constrain value.
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this.el.setXY(xy);
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//constrain the value, keep the y coordinate the same
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this.constrainScroll(xy[1]);
|
xy = [this.el.adjustForConstraints(xy)[0], xy[1]];
|
}else{
|
//constrain to the viewport.
|
xy = this.el.adjustForConstraints(xy);
|
}
|
this.el.setXY(xy);
|
this.el.show();
|
Ext.menu.Menu.superclass.onShow.call(this);
|
if(Ext.isIE){
|
// internal event, used so we don't couple the layout to the menu
|
this.fireEvent('autosize', this);
|
if(!Ext.isIE8){
|
this.el.repaint();
|
}
|
}
|
this.hidden = false;
|
this.focus();
|
this.fireEvent('show', this);
|
}
|
},
|
|
constrainScroll : function(y){
|
var max, full = this.ul.setHeight('auto').getHeight();
|
if(this.floating){
|
max = this.maxHeight ? this.maxHeight : Ext.fly(this.el.dom.parentNode).getViewSize(false).height - y;
|
}else{
|
max = this.getHeight();
|
}
|
if(full > max && max > 0){
|
this.activeMax = max - this.scrollerHeight * 2 - this.el.getFrameWidth('tb') - Ext.num(this.el.shadowOffset, 0);
|
this.ul.setHeight(this.activeMax);
|
this.createScrollers();
|
this.el.select('.x-menu-scroller').setDisplayed('');
|
}else{
|
this.ul.setHeight(full);
|
this.el.select('.x-menu-scroller').setDisplayed('none');
|
}
|
this.ul.dom.scrollTop = 0;
|
},
|
|
createScrollers : function(){
|
if(!this.scroller){
|
this.scroller = {
|
pos: 0,
|
top: this.el.insertFirst({
|
tag: 'div',
|
cls: 'x-menu-scroller x-menu-scroller-top',
|
html: ' '
|
}),
|
bottom: this.el.createChild({
|
tag: 'div',
|
cls: 'x-menu-scroller x-menu-scroller-bottom',
|
html: ' '
|
})
|
};
|
this.scroller.top.hover(this.onScrollerIn, this.onScrollerOut, this);
|
this.scroller.topRepeater = new Ext.util.ClickRepeater(this.scroller.top, {
|
listeners: {
|
click: this.onScroll.createDelegate(this, [null, this.scroller.top], false)
|
}
|
});
|
this.scroller.bottom.hover(this.onScrollerIn, this.onScrollerOut, this);
|
this.scroller.bottomRepeater = new Ext.util.ClickRepeater(this.scroller.bottom, {
|
listeners: {
|
click: this.onScroll.createDelegate(this, [null, this.scroller.bottom], false)
|
}
|
});
|
}
|
},
|
|
onLayout : function(){
|
if(this.isVisible()){
|
if(this.enableScrolling){
|
this.constrainScroll(this.el.getTop());
|
}
|
if(this.floating){
|
this.el.sync();
|
}
|
}
|
},
|
|
focus : function(){
|
if(!this.hidden){
|
this.doFocus.defer(50, this);
|
}
|
},
|
|
doFocus : function(){
|
if(!this.hidden){
|
this.focusEl.focus();
|
}
|
},
|
|
/**
|
* Hides this menu and optionally all parent menus
|
* @param {Boolean} deep (optional) True to hide all parent menus recursively, if any (defaults to false)
|
*/
|
hide : function(deep){
|
this.deepHide = deep;
|
Ext.menu.Menu.superclass.hide.call(this);
|
delete this.deepHide;
|
},
|
|
// private
|
onHide : function(){
|
Ext.menu.Menu.superclass.onHide.call(this);
|
this.deactivateActive();
|
if(this.el && this.floating){
|
this.el.hide();
|
}
|
var pm = this.parentMenu;
|
if(this.deepHide === true && pm){
|
if(pm.floating){
|
pm.hide(true);
|
}else{
|
pm.deactivateActive();
|
}
|
}
|
},
|
|
// private
|
lookupComponent : function(c){
|
if(Ext.isString(c)){
|
c = (c == 'separator' || c == '-') ? new Ext.menu.Separator() : new Ext.menu.TextItem(c);
|
this.applyDefaults(c);
|
}else{
|
if(Ext.isObject(c)){
|
c = this.getMenuItem(c);
|
}else if(c.tagName || c.el){ // element. Wrap it.
|
c = new Ext.BoxComponent({
|
el: c
|
});
|
}
|
}
|
return c;
|
},
|
|
applyDefaults : function(c){
|
if(!Ext.isString(c)){
|
c = Ext.menu.Menu.superclass.applyDefaults.call(this, c);
|
var d = this.internalDefaults;
|
if(d){
|
if(c.events){
|
Ext.applyIf(c.initialConfig, d);
|
Ext.apply(c, d);
|
}else{
|
Ext.applyIf(c, d);
|
}
|
}
|
}
|
return c;
|
},
|
|
// private
|
getMenuItem : function(config){
|
if(!config.isXType){
|
if(!config.xtype && Ext.isBoolean(config.checked)){
|
return new Ext.menu.CheckItem(config)
|
}
|
return Ext.create(config, this.defaultType);
|
}
|
return config;
|
},
|
|
/**
|
* Adds a separator bar to the menu
|
* @return {Ext.menu.Item} The menu item that was added
|
*/
|
addSeparator : function(){
|
return this.add(new Ext.menu.Separator());
|
},
|
|
/**
|
* Adds an {@link Ext.Element} object to the menu
|
* @param {Mixed} el The element or DOM node to add, or its id
|
* @return {Ext.menu.Item} The menu item that was added
|
*/
|
addElement : function(el){
|
return this.add(new Ext.menu.BaseItem(el));
|
},
|
|
/**
|
* Adds an existing object based on {@link Ext.menu.BaseItem} to the menu
|
* @param {Ext.menu.Item} item The menu item to add
|
* @return {Ext.menu.Item} The menu item that was added
|
*/
|
addItem : function(item){
|
return this.add(item);
|
},
|
|
/**
|
* Creates a new {@link Ext.menu.Item} based an the supplied config object and adds it to the menu
|
* @param {Object} config A MenuItem config object
|
* @return {Ext.menu.Item} The menu item that was added
|
*/
|
addMenuItem : function(config){
|
return this.add(this.getMenuItem(config));
|
},
|
|
/**
|
* Creates a new {@link Ext.menu.TextItem} with the supplied text and adds it to the menu
|
* @param {String} text The text to display in the menu item
|
* @return {Ext.menu.Item} The menu item that was added
|
*/
|
addText : function(text){
|
return this.add(new Ext.menu.TextItem(text));
|
},
|
|
//private
|
onDestroy : function(){
|
var pm = this.parentMenu;
|
if(pm && pm.activeChild == this){
|
delete pm.activeChild;
|
}
|
delete this.parentMenu;
|
Ext.menu.Menu.superclass.onDestroy.call(this);
|
Ext.menu.MenuMgr.unregister(this);
|
Ext.EventManager.removeResizeListener(this.hide, this);
|
if(this.keyNav) {
|
this.keyNav.disable();
|
}
|
var s = this.scroller;
|
if(s){
|
Ext.destroy(s.topRepeater, s.bottomRepeater, s.top, s.bottom);
|
}
|
Ext.destroy(
|
this.el,
|
this.focusEl,
|
this.ul
|
);
|
}
|
});
|
|
Ext.reg('menu', Ext.menu.Menu);
|
|
// MenuNav is a private utility class used internally by the Menu
|
Ext.menu.MenuNav = Ext.extend(Ext.KeyNav, function(){
|
function up(e, m){
|
if(!m.tryActivate(m.items.indexOf(m.activeItem)-1, -1)){
|
m.tryActivate(m.items.length-1, -1);
|
}
|
}
|
function down(e, m){
|
if(!m.tryActivate(m.items.indexOf(m.activeItem)+1, 1)){
|
m.tryActivate(0, 1);
|
}
|
}
|
return {
|
constructor : function(menu){
|
Ext.menu.MenuNav.superclass.constructor.call(this, menu.el);
|
this.scope = this.menu = menu;
|
},
|
|
doRelay : function(e, h){
|
var k = e.getKey();
|
// Keystrokes within a form Field (e.g.: down in a Combo) do not navigate. Allow only TAB
|
if (this.menu.activeItem && this.menu.activeItem.isFormField && k != e.TAB) {
|
return false;
|
}
|
if(!this.menu.activeItem && e.isNavKeyPress() && k != e.SPACE && k != e.RETURN){
|
this.menu.tryActivate(0, 1);
|
return false;
|
}
|
return h.call(this.scope || this, e, this.menu);
|
},
|
|
tab: function(e, m) {
|
e.stopEvent();
|
if (e.shiftKey) {
|
up(e, m);
|
} else {
|
down(e, m);
|
}
|
},
|
|
up : up,
|
|
down : down,
|
|
right : function(e, m){
|
if(m.activeItem){
|
m.activeItem.expandMenu(true);
|
}
|
},
|
|
left : function(e, m){
|
m.hide();
|
if(m.parentMenu && m.parentMenu.activeItem){
|
m.parentMenu.activeItem.activate();
|
}
|
},
|
|
enter : function(e, m){
|
if(m.activeItem){
|
e.stopPropagation();
|
m.activeItem.onClick(e);
|
m.fireEvent('click', this, m.activeItem);
|
return true;
|
}
|
}
|
};
|
}());
|
