1 YUI.add('widget-stdmod', function (Y, NAME) {

     2 

     3 /**

     4  * Provides standard module support for Widgets through an extension.

     5  *

     6  * @module widget-stdmod

     7  */

     8     var L = Y.Lang,

     9         Node = Y.Node,

    10         UA = Y.UA,

    11         Widget = Y.Widget,

    12 

    13         EMPTY = "",

    14         HD = "hd",

    15         BD = "bd",

    16         FT = "ft",

    17         HEADER = "header",

    18         BODY = "body",

    19         FOOTER = "footer",

    20         FILL_HEIGHT = "fillHeight",

    21         STDMOD = "stdmod",

    22 

    23         NODE_SUFFIX = "Node",

    24         CONTENT_SUFFIX = "Content",

    25 

    26         FIRST_CHILD = "firstChild",

    27         CHILD_NODES = "childNodes",

    28         OWNER_DOCUMENT = "ownerDocument",

    29 

    30         CONTENT_BOX = "contentBox",

    31 

    32         HEIGHT = "height",

    33         OFFSET_HEIGHT = "offsetHeight",

    34         AUTO = "auto",

    35 

    36         HeaderChange = "headerContentChange",

    37         BodyChange = "bodyContentChange",

    38         FooterChange = "footerContentChange",

    39         FillHeightChange = "fillHeightChange",

    40         HeightChange = "heightChange",

    41         ContentUpdate = "contentUpdate",

    42 

    43         RENDERUI = "renderUI",

    44         BINDUI = "bindUI",

    45         SYNCUI = "syncUI",

    46 

    47         APPLY_PARSED_CONFIG = "_applyParsedConfig",

    48 

    49         UI = Y.Widget.UI_SRC;

    50 

    51     /**

    52      * Widget extension, which can be used to add Standard Module support to the

    53      * base Widget class, through the <a href="Base.html#method_build">Base.build</a>

    54      * method.

    55      * <p>

    56      * The extension adds header, body and footer sections to the Widget's content box and

    57      * provides the corresponding methods and attributes to modify the contents of these sections.

    58      * </p>

    59      * @class WidgetStdMod

    60      * @param {Object} The user configuration object

    61      */

    62     function StdMod(config) {}

    63 

    64     /**

    65      * Constant used to refer the the standard module header, in methods which expect a section specifier

    66      *

    67      * @property HEADER

    68      * @static

    69      * @type String

    70      */

    71     StdMod.HEADER = HEADER;

    72 

    73     /**

    74      * Constant used to refer the the standard module body, in methods which expect a section specifier

    75      *

    76      * @property BODY

    77      * @static

    78      * @type String

    79      */

    80     StdMod.BODY = BODY;

    81 

    82     /**

    83      * Constant used to refer the the standard module footer, in methods which expect a section specifier

    84      *

    85      * @property FOOTER

    86      * @static

    87      * @type String

    88      */

    89     StdMod.FOOTER = FOOTER;

    90 

    91     /**

    92      * Constant used to specify insertion position, when adding content to sections of the standard module in

    93      * methods which expect a "where" argument.

    94      * <p>

    95      * Inserts new content <em>before</em> the sections existing content.

    96      * </p>

    97      * @property AFTER

    98      * @static

    99      * @type String

   100      */

   101     StdMod.AFTER = "after";

   102 

   103     /**

   104      * Constant used to specify insertion position, when adding content to sections of the standard module in

   105      * methods which expect a "where" argument.

   106      * <p>

   107      * Inserts new content <em>before</em> the sections existing content.

   108      * </p>

   109      * @property BEFORE

   110      * @static

   111      * @type String

   112      */

   113     StdMod.BEFORE = "before";

   114     /**

   115      * Constant used to specify insertion position, when adding content to sections of the standard module in

   116      * methods which expect a "where" argument.

   117      * <p>

   118      * <em>Replaces</em> the sections existing content, with new content.

   119      * </p>

   120      * @property REPLACE

   121      * @static

   122      * @type String

   123      */

   124     StdMod.REPLACE = "replace";

   125 

   126     var STD_HEADER = StdMod.HEADER,

   127         STD_BODY = StdMod.BODY,

   128         STD_FOOTER = StdMod.FOOTER,

   129 

   130         HEADER_CONTENT = STD_HEADER + CONTENT_SUFFIX,

   131         FOOTER_CONTENT = STD_FOOTER + CONTENT_SUFFIX,

   132         BODY_CONTENT = STD_BODY + CONTENT_SUFFIX;

   133 

   134     /**

   135      * Static property used to define the default attribute

   136      * configuration introduced by WidgetStdMod.

   137      *

   138      * @property ATTRS

   139      * @type Object

   140      * @static

   141      */

   142     StdMod.ATTRS = {

   143 

   144         /**

   145          * @attribute headerContent

   146          * @type HTML

   147          * @default undefined

   148          * @description The content to be added to the header section. This will replace any existing content

   149          * in the header. If you want to append, or insert new content, use the <a href="#method_setStdModContent">setStdModContent</a> method.

   150          */

   151         headerContent: {

   152             value:null

   153         },

   154 

   155         /**

   156          * @attribute footerContent

   157          * @type HTML

   158          * @default undefined

   159          * @description The content to be added to the footer section. This will replace any existing content

   160          * in the footer. If you want to append, or insert new content, use the <a href="#method_setStdModContent">setStdModContent</a> method.

   161          */

   162         footerContent: {

   163             value:null

   164         },

   165 

   166         /**

   167          * @attribute bodyContent

   168          * @type HTML

   169          * @default undefined

   170          * @description The content to be added to the body section. This will replace any existing content

   171          * in the body. If you want to append, or insert new content, use the <a href="#method_setStdModContent">setStdModContent</a> method.

   172          */

   173         bodyContent: {

   174             value:null

   175         },

   176 

   177         /**

   178          * @attribute fillHeight

   179          * @type {String}

   180          * @default WidgetStdMod.BODY

   181          * @description The section (WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER) which should be resized to fill the height of the standard module, when a

   182          * height is set on the Widget. If a height is not set on the widget, then all sections are sized based on

   183          * their content.

   184          */

   185         fillHeight: {

   186             value: StdMod.BODY,

   187             validator: function(val) {

   188                  return this._validateFillHeight(val);

   189             }

   190         }

   191     };

   192 

   193     /**

   194      * The HTML parsing rules for the WidgetStdMod class.

   195      *

   196      * @property HTML_PARSER

   197      * @static

   198      * @type Object

   199      */

   200     StdMod.HTML_PARSER = {

   201         headerContent: function(contentBox) {

   202             return this._parseStdModHTML(STD_HEADER);

   203         },

   204 

   205         bodyContent: function(contentBox) {

   206             return this._parseStdModHTML(STD_BODY);

   207         },

   208 

   209         footerContent : function(contentBox) {

   210             return this._parseStdModHTML(STD_FOOTER);

   211         }

   212     };

   213 

   214     /**

   215      * Static hash of default class names used for the header,

   216      * body and footer sections of the standard module, keyed by

   217      * the section identifier (WidgetStdMod.STD_HEADER, WidgetStdMod.STD_BODY, WidgetStdMod.STD_FOOTER)

   218      *

   219      * @property SECTION_CLASS_NAMES

   220      * @static

   221      * @type Object

   222      */

   223     StdMod.SECTION_CLASS_NAMES = {

   224         header: Widget.getClassName(HD),

   225         body: Widget.getClassName(BD),

   226         footer: Widget.getClassName(FT)

   227     };

   228 

   229     /**

   230      * The template HTML strings for each of the standard module sections. Section entries are keyed by the section constants,

   231      * WidgetStdMod.HEADER, WidgetStdMod.BODY, WidgetStdMod.FOOTER, and contain the HTML to be added for each section.

   232      * e.g.

   233      * <pre>

   234      *    {

   235      *       header : '<div class="yui-widget-hd"></div>',

   236      *       body : '<div class="yui-widget-bd"></div>',

   237      *       footer : '<div class="yui-widget-ft"></div>'

   238      *    }

   239      * </pre>

   240      * @property TEMPLATES

   241      * @type Object

   242      * @static

   243      */

   244     StdMod.TEMPLATES = {

   245         header : '<div class="' + StdMod.SECTION_CLASS_NAMES[STD_HEADER] + '"></div>',

   246         body : '<div class="' + StdMod.SECTION_CLASS_NAMES[STD_BODY] + '"></div>',

   247         footer : '<div class="' + StdMod.SECTION_CLASS_NAMES[STD_FOOTER] + '"></div>'

   248     };

   249 

   250     StdMod.prototype = {

   251 

   252         initializer : function() {

   253             this._stdModNode = this.get(CONTENT_BOX);

   254 

   255             Y.before(this._renderUIStdMod, this, RENDERUI);

   256             Y.before(this._bindUIStdMod, this, BINDUI);

   257             Y.before(this._syncUIStdMod, this, SYNCUI);

   258         },

   259 

   260         /**

   261          * Synchronizes the UI to match the Widgets standard module state.

   262          * <p>

   263          * This method is invoked after syncUI is invoked for the Widget class

   264          * using YUI's aop infrastructure.

   265          * </p>

   266          * @method _syncUIStdMod

   267          * @protected

   268          */

   269         _syncUIStdMod : function() {

   270             var stdModParsed = this._stdModParsed;

   271 

   272             if (!stdModParsed || !stdModParsed[HEADER_CONTENT]) {

   273                 this._uiSetStdMod(STD_HEADER, this.get(HEADER_CONTENT));

   274             }

   275 

   276             if (!stdModParsed || !stdModParsed[BODY_CONTENT]) {

   277                 this._uiSetStdMod(STD_BODY, this.get(BODY_CONTENT));

   278             }

   279 

   280             if (!stdModParsed || !stdModParsed[FOOTER_CONTENT]) {

   281                 this._uiSetStdMod(STD_FOOTER, this.get(FOOTER_CONTENT));

   282             }

   283 

   284             this._uiSetFillHeight(this.get(FILL_HEIGHT));

   285         },

   286 

   287         /**

   288          * Creates/Initializes the DOM for standard module support.

   289          * <p>

   290          * This method is invoked after renderUI is invoked for the Widget class

   291          * using YUI's aop infrastructure.

   292          * </p>

   293          * @method _renderUIStdMod

   294          * @protected

   295          */

   296         _renderUIStdMod : function() {

   297             this._stdModNode.addClass(Widget.getClassName(STDMOD));

   298             this._renderStdModSections();

   299 

   300             //This normally goes in bindUI but in order to allow setStdModContent() to work before renderUI

   301             //stage, these listeners should be set up at the earliest possible time.

   302             this.after(HeaderChange, this._afterHeaderChange);

   303             this.after(BodyChange, this._afterBodyChange);

   304             this.after(FooterChange, this._afterFooterChange);

   305         },

   306 

   307         _renderStdModSections : function() {

   308             if (L.isValue(this.get(HEADER_CONTENT))) { this._renderStdMod(STD_HEADER); }

   309             if (L.isValue(this.get(BODY_CONTENT))) { this._renderStdMod(STD_BODY); }

   310             if (L.isValue(this.get(FOOTER_CONTENT))) { this._renderStdMod(STD_FOOTER); }

   311         },

   312 

   313         /**

   314          * Binds event listeners responsible for updating the UI state in response to

   315          * Widget standard module related state changes.

   316          * <p>

   317          * This method is invoked after bindUI is invoked for the Widget class

   318          * using YUI's aop infrastructure.

   319          * </p>

   320          * @method _bindUIStdMod

   321          * @protected

   322          */

   323         _bindUIStdMod : function() {

   324             // this.after(HeaderChange, this._afterHeaderChange);

   325             // this.after(BodyChange, this._afterBodyChange);

   326             // this.after(FooterChange, this._afterFooterChange);

   327 

   328             this.after(FillHeightChange, this._afterFillHeightChange);

   329             this.after(HeightChange, this._fillHeight);

   330             this.after(ContentUpdate, this._fillHeight);

   331         },

   332 

   333         /**

   334          * Default attribute change listener for the headerContent attribute, responsible

   335          * for updating the UI, in response to attribute changes.

   336          *

   337          * @method _afterHeaderChange

   338          * @protected

   339          * @param {EventFacade} e The event facade for the attribute change

   340          */

   341         _afterHeaderChange : function(e) {

   342             if (e.src !== UI) {

   343                 this._uiSetStdMod(STD_HEADER, e.newVal, e.stdModPosition);

   344             }

   345         },

   346 

   347         /**

   348          * Default attribute change listener for the bodyContent attribute, responsible

   349          * for updating the UI, in response to attribute changes.

   350          *

   351          * @method _afterBodyChange

   352          * @protected

   353          * @param {EventFacade} e The event facade for the attribute change

   354          */

   355         _afterBodyChange : function(e) {

   356             if (e.src !== UI) {

   357                 this._uiSetStdMod(STD_BODY, e.newVal, e.stdModPosition);

   358             }

   359         },

   360 

   361         /**

   362          * Default attribute change listener for the footerContent attribute, responsible

   363          * for updating the UI, in response to attribute changes.

   364          *

   365          * @method _afterFooterChange

   366          * @protected

   367          * @param {EventFacade} e The event facade for the attribute change

   368          */

   369         _afterFooterChange : function(e) {

   370             if (e.src !== UI) {

   371                 this._uiSetStdMod(STD_FOOTER, e.newVal, e.stdModPosition);

   372             }

   373         },

   374 

   375         /**

   376          * Default attribute change listener for the fillHeight attribute, responsible

   377          * for updating the UI, in response to attribute changes.

   378          *

   379          * @method _afterFillHeightChange

   380          * @protected

   381          * @param {EventFacade} e The event facade for the attribute change

   382          */

   383         _afterFillHeightChange: function (e) {

   384             this._uiSetFillHeight(e.newVal);

   385         },

   386 

   387         /**

   388          * Default validator for the fillHeight attribute. Verifies that the

   389          * value set is a valid section specifier - one of WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER,

   390          * or a falsey value if fillHeight is to be disabled.

   391          *

   392          * @method _validateFillHeight

   393          * @protected

   394          * @param {String} val The section which should be setup to fill height, or false/null to disable fillHeight

   395          * @return true if valid, false if not

   396          */

   397         _validateFillHeight : function(val) {

   398             return !val || val == StdMod.BODY || val == StdMod.HEADER || val == StdMod.FOOTER;

   399         },

   400 

   401         /**

   402          * Updates the rendered UI, to resize the provided section so that the standard module fills out

   403          * the specified widget height. Note: This method does not check whether or not a height is set

   404          * on the Widget.

   405          *

   406          * @method _uiSetFillHeight

   407          * @protected

   408          * @param {String} fillSection A valid section specifier - one of WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER

   409          */

   410         _uiSetFillHeight : function(fillSection) {

   411             var fillNode = this.getStdModNode(fillSection);

   412             var currNode = this._currFillNode;

   413 

   414             if (currNode && fillNode !== currNode){

   415                 currNode.setStyle(HEIGHT, EMPTY);

   416             }

   417 

   418             if (fillNode) {

   419                 this._currFillNode = fillNode;

   420             }

   421 

   422             this._fillHeight();

   423         },

   424 

   425         /**

   426          * Updates the rendered UI, to resize the current section specified by the fillHeight attribute, so

   427          * that the standard module fills out the Widget height. If a height has not been set on Widget,

   428          * the section is not resized (height is set to "auto").

   429          *

   430          * @method _fillHeight

   431          * @private

   432          */

   433         _fillHeight : function() {

   434             if (this.get(FILL_HEIGHT)) {

   435                 var height = this.get(HEIGHT);

   436                 if (height != EMPTY && height != AUTO) {

   437                     this.fillHeight(this.getStdModNode(this.get(FILL_HEIGHT)));

   438                 }

   439             }

   440         },

   441 

   442         /**

   443          * Updates the rendered UI, adding the provided content (either an HTML string, or node reference),

   444          * to the specified section. The content is either added before, after or replaces existing content

   445          * in the section, based on the value of the <code>where</code> argument.

   446          *

   447          * @method _uiSetStdMod

   448          * @protected

   449          *

   450          * @param {String} section The section to be updated. Either WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER.

   451          * @param {String | Node} content The new content (either as an HTML string, or Node reference) to add to the section

   452          * @param {String} where Optional. Either WidgetStdMod.AFTER, WidgetStdMod.BEFORE or WidgetStdMod.REPLACE.

   453          * If not provided, the content will replace existing content in the section.

   454          */

   455         _uiSetStdMod : function(section, content, where) {

   456             // Using isValue, so that "" is valid content

   457             if (L.isValue(content)) {

   458                 var node = this.getStdModNode(section, true);

   459 

   460                 this._addStdModContent(node, content, where);

   461 

   462                 this.set(section + CONTENT_SUFFIX, this._getStdModContent(section), {src:UI});

   463             } else {

   464                 this._eraseStdMod(section);

   465             }

   466             this.fire(ContentUpdate);

   467         },

   468 

   469         /**

   470          * Creates the DOM node for the given section, and inserts it into the correct location in the contentBox.

   471          *

   472          * @method _renderStdMod

   473          * @protected

   474          * @param {String} section The section to create/render. Either WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER.

   475          * @return {Node} A reference to the added section node

   476          */

   477         _renderStdMod : function(section) {

   478 

   479             var contentBox = this.get(CONTENT_BOX),

   480                 sectionNode = this._findStdModSection(section);

   481 

   482             if (!sectionNode) {

   483                 sectionNode = this._getStdModTemplate(section);

   484             }

   485 

   486             this._insertStdModSection(contentBox, section, sectionNode);

   487 

   488             this[section + NODE_SUFFIX] = sectionNode;

   489             return this[section + NODE_SUFFIX];

   490         },

   491 

   492         /**

   493          * Removes the DOM node for the given section.

   494          *

   495          * @method _eraseStdMod

   496          * @protected

   497          * @param {String} section The section to remove. Either WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER.

   498          */

   499         _eraseStdMod : function(section) {

   500             var sectionNode = this.getStdModNode(section);

   501             if (sectionNode) {

   502                 sectionNode.remove(true);

   503                 delete this[section + NODE_SUFFIX];

   504             }

   505         },

   506 

   507         /**

   508          * Helper method to insert the Node for the given section into the correct location in the contentBox.

   509          *

   510          * @method _insertStdModSection

   511          * @private

   512          * @param {Node} contentBox A reference to the Widgets content box.

   513          * @param {String} section The section to create/render. Either WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER.

   514          * @param {Node} sectionNode The Node for the section.

   515          */

   516         _insertStdModSection : function(contentBox, section, sectionNode) {

   517             var fc = contentBox.get(FIRST_CHILD);

   518 

   519             if (section === STD_FOOTER || !fc) {

   520                 contentBox.appendChild(sectionNode);

   521             } else {

   522                 if (section === STD_HEADER) {

   523                     contentBox.insertBefore(sectionNode, fc);

   524                 } else {

   525                     var footer = this[STD_FOOTER + NODE_SUFFIX];

   526                     if (footer) {

   527                         contentBox.insertBefore(sectionNode, footer);

   528                     } else {

   529                         contentBox.appendChild(sectionNode);

   530                     }

   531                 }

   532             }

   533         },

   534 

   535         /**

   536          * Gets a new Node reference for the given standard module section, by cloning

   537          * the stored template node.

   538          *

   539          * @method _getStdModTemplate

   540          * @protected

   541          * @param {String} section The section to create a new node for. Either WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER.

   542          * @return {Node} The new Node instance for the section

   543          */

   544         _getStdModTemplate : function(section) {

   545             return Node.create(StdMod.TEMPLATES[section], this._stdModNode.get(OWNER_DOCUMENT));

   546         },

   547 

   548         /**

   549          * Helper method to add content to a StdMod section node.

   550          * The content is added either before, after or replaces the existing node content

   551          * based on the value of the <code>where</code> argument.

   552          *

   553          * @method _addStdModContent

   554          * @private

   555          *

   556          * @param {Node} node The section Node to be updated.

   557          * @param {Node|NodeList|String} children The new content Node, NodeList or String to be added to section Node provided.

   558          * @param {String} where Optional. Either WidgetStdMod.AFTER, WidgetStdMod.BEFORE or WidgetStdMod.REPLACE.

   559          * If not provided, the content will replace existing content in the Node.

   560          */

   561         _addStdModContent : function(node, children, where) {

   562 

   563             // StdMod where to Node where

   564             switch (where) {

   565                 case StdMod.BEFORE:  // 0 is before fistChild

   566                     where = 0;

   567                     break;

   568                 case StdMod.AFTER:   // undefined is appendChild

   569                     where = undefined;

   570                     break;

   571                 default:            // replace is replace, not specified is replace

   572                     where = StdMod.REPLACE;

   573             }

   574 

   575             node.insert(children, where);

   576         },

   577 

   578         /**

   579          * Helper method to obtain the precise height of the node provided, including padding and border.

   580          * The height could be a sub-pixel value for certain browsers, such as Firefox 3.

   581          *

   582          * @method _getPreciseHeight

   583          * @private

   584          * @param {Node} node The node for which the precise height is required.

   585          * @return {Number} The height of the Node including borders and padding, possibly a float.

   586          */

   587         _getPreciseHeight : function(node) {

   588             var height = (node) ? node.get(OFFSET_HEIGHT) : 0,

   589                 getBCR = "getBoundingClientRect";

   590 

   591             if (node && node.hasMethod(getBCR)) {

   592                 var preciseRegion = node.invoke(getBCR);

   593                 if (preciseRegion) {

   594                     height = preciseRegion.bottom - preciseRegion.top;

   595                 }

   596             }

   597 

   598             return height;

   599         },

   600 

   601         /**

   602          * Helper method to to find the rendered node for the given section,

   603          * if it exists.

   604          *

   605          * @method _findStdModSection

   606          * @private

   607          * @param {String} section The section for which the render Node is to be found. Either WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER.

   608          * @return {Node} The rendered node for the given section, or null if not found.

   609          */

   610         _findStdModSection: function(section) {

   611             return this.get(CONTENT_BOX).one("> ." + StdMod.SECTION_CLASS_NAMES[section]);

   612         },

   613 

   614         /**

   615          * Utility method, used by WidgetStdMods HTML_PARSER implementation

   616          * to extract data for each section from markup.

   617          *

   618          * @method _parseStdModHTML

   619          * @private

   620          * @param {String} section

   621          * @return {String} Inner HTML string with the contents of the section

   622          */

   623         _parseStdModHTML : function(section) {

   624 

   625             var node = this._findStdModSection(section);

   626 

   627             if (node) {

   628                 if (!this._stdModParsed) {

   629                     this._stdModParsed = {};

   630                     Y.before(this._applyStdModParsedConfig, this, APPLY_PARSED_CONFIG);

   631                 }

   632                 this._stdModParsed[section + CONTENT_SUFFIX] = 1;

   633 

   634                 return node.get("innerHTML");

   635             }

   636 

   637             return null;

   638         },

   639 

   640         /**

   641          * This method is injected before the _applyParsedConfig step in

   642          * the application of HTML_PARSER, and sets up the state to

   643          * identify whether or not we should remove the current DOM content

   644          * or not, based on whether or not the current content attribute value

   645          * was extracted from the DOM, or provided by the user configuration

   646          *

   647          * @method _applyStdModParsedConfig

   648          * @private

   649          */

   650         _applyStdModParsedConfig : function(node, cfg, parsedCfg) {

   651             var parsed = this._stdModParsed;

   652             if (parsed) {

   653                 parsed[HEADER_CONTENT] = !(HEADER_CONTENT in cfg) && (HEADER_CONTENT in parsed);

   654                 parsed[BODY_CONTENT] = !(BODY_CONTENT in cfg) && (BODY_CONTENT in parsed);

   655                 parsed[FOOTER_CONTENT] = !(FOOTER_CONTENT in cfg) && (FOOTER_CONTENT in parsed);

   656             }

   657         },

   658 

   659         /**

   660          * Retrieves the child nodes (content) of a standard module section

   661          *

   662          * @method _getStdModContent

   663          * @private

   664          * @param {String} section The standard module section whose child nodes are to be retrieved. Either WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER.

   665          * @return {Node} The child node collection of the standard module section.

   666          */

   667         _getStdModContent : function(section) {

   668             return (this[section + NODE_SUFFIX]) ? this[section + NODE_SUFFIX].get(CHILD_NODES) : null;

   669         },

   670 

   671         /**

   672          * Updates the body section of the standard module with the content provided (either an HTML string, or node reference).

   673          * <p>

   674          * This method can be used instead of the corresponding section content attribute if you'd like to retain the current content of the section,

   675          * and insert content before or after it, by specifying the <code>where</code> argument.

   676          * </p>

   677          * @method setStdModContent

   678          * @param {String} section The standard module section whose content is to be updated. Either WidgetStdMod.HEADER, WidgetStdMod.BODY or WidgetStdMod.FOOTER.

   679          * @param {String | Node} content The content to be added, either an HTML string or a Node reference.

   680          * @param {String} where Optional. Either WidgetStdMod.AFTER, WidgetStdMod.BEFORE or WidgetStdMod.REPLACE.

   681          * If not provided, the content will replace existing content in the section.

   682          */

   683         setStdModContent : function(section, content, where) {

   684             //var node = this.getStdModNode(section) || this._renderStdMod(section);

   685             this.set(section + CONTENT_SUFFIX, content, {stdModPosition:where});

   686             //this._addStdModContent(node, content, where);

   687         },

   688 

   689         /**

   690         Returns the node reference for the specified `section`.

   691 

   692         **Note:** The DOM is not queried for the node reference. The reference

   693         stored by the widget instance is returned if it was set. Passing a

   694         truthy for `forceCreate` will create the section node if it does not

   695         already exist.

   696 

   697         @method getStdModNode

   698         @param {String} section The section whose node reference is required.

   699             Either `WidgetStdMod.HEADER`, `WidgetStdMod.BODY`, or

   700             `WidgetStdMod.FOOTER`.

   701         @param {Boolean} forceCreate Whether the section node should be created

   702             if it does not already exist.

   703         @return {Node} The node reference for the `section`, or null if not set.

   704         **/

   705         getStdModNode : function(section, forceCreate) {

   706             var node = this[section + NODE_SUFFIX] || null;

   707 

   708             if (!node && forceCreate) {

   709                 node = this._renderStdMod(section);

   710             }

   711 

   712             return node;

   713         },

   714 

   715         /**

   716          * Sets the height on the provided header, body or footer element to

   717          * fill out the height of the Widget. It determines the height of the

   718          * widgets bounding box, based on it's configured height value, and

   719          * sets the height of the provided section to fill out any

   720          * space remaining after the other standard module section heights

   721          * have been accounted for.

   722          *

   723          * <p><strong>NOTE:</strong> This method is not designed to work if an explicit

   724          * height has not been set on the Widget, since for an "auto" height Widget,

   725          * the heights of the header/body/footer will drive the height of the Widget.</p>

   726          *

   727          * @method fillHeight

   728          * @param {Node} node The node which should be resized to fill out the height

   729          * of the Widget bounding box. Should be a standard module section node which belongs

   730          * to the widget.

   731          */

   732         fillHeight : function(node) {

   733             if (node) {

   734                 var contentBox = this.get(CONTENT_BOX),

   735                     stdModNodes = [this.headerNode, this.bodyNode, this.footerNode],

   736                     stdModNode,

   737                     cbContentHeight,

   738                     filled = 0,

   739                     remaining = 0,

   740 

   741                     validNode = false;

   742 

   743                 for (var i = 0, l = stdModNodes.length; i < l; i++) {

   744                     stdModNode = stdModNodes[i];

   745                     if (stdModNode) {

   746                         if (stdModNode !== node) {

   747                             filled += this._getPreciseHeight(stdModNode);

   748                         } else {

   749                             validNode = true;

   750                         }

   751                     }

   752                 }

   753 

   754                 if (validNode) {

   755                     if (UA.ie || UA.opera) {

   756                         // Need to set height to 0, to allow height to be reduced

   757                         node.set(OFFSET_HEIGHT, 0);

   758                     }

   759 

   760                     cbContentHeight = contentBox.get(OFFSET_HEIGHT) -

   761                             parseInt(contentBox.getComputedStyle("paddingTop"), 10) -

   762                             parseInt(contentBox.getComputedStyle("paddingBottom"), 10) -

   763                             parseInt(contentBox.getComputedStyle("borderBottomWidth"), 10) -

   764                             parseInt(contentBox.getComputedStyle("borderTopWidth"), 10);

   765 

   766                     if (L.isNumber(cbContentHeight)) {

   767                         remaining = cbContentHeight - filled;

   768                         if (remaining >= 0) {

   769                             node.set(OFFSET_HEIGHT, remaining);

   770                         }

   771                     }

   772                 }

   773             }

   774         }

   775     };

   776 

   777     Y.WidgetStdMod = StdMod;

   778 

   779 

   780 }, '@VERSION@', {"requires": ["base-build", "widget"]});