4f68a0933c
fixed the resizable text area with IE problem fixed the ad space with IE problem merged the 7.2.0 and 7.1.4 change logs
138 lines
4.6 KiB
HTML
138 lines
4.6 KiB
HTML
<!doctype html public "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd">
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<html>
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<head>
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<title>
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Overview
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</title>
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<link rel ="stylesheet" type="text/css" href="stylesheet.css" title="Style">
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<script>
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function asd() {
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parent.document.title="JSONDataModel.js Overview";
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}
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</script>
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</head>
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<body bgcolor="white" onload="asd();" style="margin:15px;">
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<center>
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<h2>JSONDataModel.js</h2>
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</center>
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<h4>Summary</h4>
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<p>
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</p>
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<table border="1" cellpadding="3" cellspacing="0" width="100%">
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<tr bgcolor="#CCCCFF" class="TableHeadingColor">
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<td colspan="2" class="title-cell">
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<b>Class Summary</b>
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</td>
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</tr>
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<tr bgcolor="white" class="TableRowColor">
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<td width="15%"><b><a href="YAHOO.ext.grid.JSONDataModel.html">YAHOO.ext.grid.JSONDataModel</a></b></td>
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<td>This is an implementation of a DataModel used by the Grid.</td>
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</tr>
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</table>
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<hr/>
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<!-- ========== METHOD SUMMARY =========== -->
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<!-- ========== END METHOD SUMMARY =========== -->
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<pre class="sourceview">
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<span class="comment">/**
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* <span class="attrib">@class</span>
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* This is an implementation of a DataModel used by the Grid. It works
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* with JSON data.
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* <br>Example schema:
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* <pre><code>
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* var schema = {
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* root: 'Results.Result',
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* id: 'ASIN',
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* fields: ['Author', 'Title', 'Manufacturer', 'ProductGroup']
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* };
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* </code></pre>
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* <span class="attrib">@extends</span> YAHOO.ext.grid.LoadableDataModel
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* <span class="attrib">@constructor</span>
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*/</span>
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YAHOO.ext.grid.JSONDataModel = <span class="reserved">function</span>(schema){
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YAHOO.ext.grid.JSONDataModel.superclass.constructor.call(<span class="reserved">this</span>, YAHOO.ext.grid.LoadableDataModel.JSON);
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<span class="comment">/**<span class="attrib">@private</span>*/</span>
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<span class="reserved">this</span>.schema = schema;
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};
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YAHOO.extendX(YAHOO.ext.grid.JSONDataModel, YAHOO.ext.grid.LoadableDataModel);
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<span class="comment">/**
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* Overrides loadData in LoadableDataModel to process JSON data
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* <span class="attrib">@param</span> {Object} data The JSON object to load
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* <span class="attrib">@param</span> {Function} callback
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*/</span>
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YAHOO.ext.grid.JSONDataModel.<span class="reserved">prototype</span>.loadData = <span class="reserved">function</span>(data, callback, keepExisting){
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var idField = <span class="reserved">this</span>.schema.id;
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var fields = <span class="reserved">this</span>.schema.fields;
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var rowData = [];
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try{
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var root = eval(<span class="literal">'data.'</span> + <span class="reserved">this</span>.schema.root);
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<span class="reserved">for</span>(var i = 0; i < root.length; i++){
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var node = root[i];
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var colData = [];
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colData.node = node;
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colData.id = node[idField] || String(i);
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<span class="reserved">for</span>(var j = 0; j < fields.length; j++) {
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var val = node[fields[j]] || <span class="literal">""</span>;
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<span class="reserved">if</span>(<span class="reserved">this</span>.preprocessors[j]){
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val = <span class="reserved">this</span>.preprocessors[j](val);
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}
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colData.push(val);
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}
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rowData.push(colData);
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}
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<span class="reserved">if</span>(keepExisting !== true){
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<span class="reserved">this</span>.removeAll();
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}
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<span class="reserved">this</span>.addRows(rowData);
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<span class="reserved">if</span>(typeof callback == <span class="literal">'function'</span>){
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callback(<span class="reserved">this</span>, true);
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}
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<span class="reserved">this</span>.fireLoadEvent();
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}catch(e){
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<span class="reserved">this</span>.fireLoadException(e, null);
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<span class="reserved">if</span>(typeof callback == <span class="literal">'function'</span>){
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callback(<span class="reserved">this</span>, false);
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}
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}
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};
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<span class="comment">/**
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* Overrides getRowId in DefaultDataModel to return the ID value of the specified node.
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* <span class="attrib">@param</span> {Number} rowIndex
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* <span class="attrib">@return</span> {Number}
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*/</span>
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YAHOO.ext.grid.JSONDataModel.<span class="reserved">prototype</span>.getRowId = <span class="reserved">function</span>(rowIndex){
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<span class="reserved">return</span> <span class="reserved">this</span>.data[rowIndex].id;
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};</pre>
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<hr>
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<hr>
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<font size="-1">
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</font>
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<div class="jsdoc_ctime">Documentation generated by <a href="http://jsdoc.sourceforge.net/" target="_parent">JSDoc</a> on Sat Oct 14 06:07:10 2006</div>
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</body>
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</html>
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