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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>dojox.Grid Subgrid Test</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</meta>
<style>
                @import "../../../dojo/resources/dojo.css";
                @import "../_grid/tundraGrid.css";
                
                body { font-size: 1.0em; }
                #grid {
                        height: 400px;
                        border: 1px solid silver;
                }
                .text-oneline {
                        white-space: nowrap;
                        overflow: hidden;
                        text-overflow: ellipsis;
                }
                .text-scrolling {
                        height: 4em;
                        overflow: auto;
                }
                .text-scrolling {
                        width: 21.5em;
                }
        </style>
        
        <script type="text/javascript" src="../../../dojo/dojo.js" 
                djConfig="isDebug:true, debugAtAllCosts: false, parseOnLoad: true"></script>
        <script type="text/javascript">
                dojo.require("dojox.grid.Grid");
                dojo.require("dojox.grid._data.model");
                dojo.require("dojo.parser");
        </script>
        <script type="text/javascript">
                data = [ 
                        [ '3 stars', 'Averagia', 'Averagia', 8.99, 'An authentic experience defined by the intense layer of frothy, real facts. This combination package includes special T DISCS that work with your system to produce a perfectly serene experience. $8.99 per package. Please choose Regular (#NS1) or Decaffeinated (#NS4).' ],
                        [ '2 stars', 'Cheapy', 'Cheapy', 6.29, 'Power and subtlety intersect for an experience with real character. Imported from Europe just for you. 16 T DISCS per package. $6.29 per package. #NJ4.' ],
                        [ '4 stars', 'Luxuria', 'Luxuria', 6.49, 'A bold statement from the respected European brand Luxuria, topped with delicate zanthum. Imported exclusively for you. 18 T DISCS per package. $6.49 per package. #N42.</div>' ],
                        [ '5 stars', 'Ultimo', 'Ultimo', 4.59, "A rich sensation of delicious experience, brought to you by one of Europe's oldest brands. A pure indulgence. 8 T DISCS per package. $4.59 per package. #NJ0." ]
                ];               

                getDetailData = function(inRowIndex) {
                        var row = data[this.grid.dataRow % data.length];
                        switch (this.index) {
                                case 0:
                                        return row[0]; //'<img src="images/sample/' + row[0] + '" width="109" height="75">';
                                case 1:
                                        return (100000000 + this.grid.dataRow).toString().slice(1);
                                case 2:
                                        return row[3];
                                case 3:
                                        return row[1];
                                case 4:
                                        return row[2];
                                case 5:
                                        return row[4];
                                default: 
                                        return row[this.index];
                        }
                }                
                
                getName = function(inRowIndex) {
                        var row = data[inRowIndex % data.length];
                        return row[2];
                }                
                
                // Main grid structure 
                var gridCells = [
                        { type: 'dojox.GridRowView', width: '20px' }, 
                        { 
                                onBeforeRow: function(inDataIndex, inSubRows) {
                                        inSubRows[1].hidden = !detailRows[inDataIndex];
                                },
                                cells: [[
                                        { name: '', width: 3, get: getCheck, styles: 'text-align: center;' }, { name: 'Name', get: getName, width: 40 },
                                ], [
                                        { name: '', get: getDetail, colSpan: 2, styles: 'padding: 0; margin: 0;'}
                                ]]
                        }
                ];
                
                // html for the +/- cell
                function getCheck(inRowIndex) { 
                        var image = (detailRows[inRowIndex] ? 'open.gif' : 'closed.gif');
                        var show = (detailRows[inRowIndex] ? 'false' : 'true')
                        return '<img height="11" width="11" src="images/' + image + '" onclick="toggleDetail(' + inRowIndex + ', ' + show + ')">';
                }
                
                // provide html for the Detail cell in the master grid          
                function getDetail(inRowIndex) {
                        var cell = this;
                        // we can affect styles and content here, but we have to wait to access actual nodes
                        setTimeout(function() { buildSubgrid(inRowIndex, cell); }, 1);
                        // look for a subgrid
                        var subGrid = dijit.byId(makeSubgridId(inRowIndex));
                        var h = (subGrid ? subGrid.cacheHeight : "120") + "px";
                        // insert a placeholder
                        return '<div style="height: ' + h + '; background-color: white;"></div>';
                }
                
                // the Detail cell contains a subgrid which we set up below
                
                        var subGridCells = [{
                                noscroll: true,
                                cells: [
                                        [{ name: "Rating", rowSpan: 2, width: 10, noresize: true, styles: 'text-align:center;' }, 
                                                        { name: "Sku" }, 
                                                        { name: "Price" }, 
                                                        { name: "Vendor" }, 
                                                        { name: "Name", width: "auto" }], 
                                        [{ name: "Description", colSpan: 4 }]
                                ]}];

                        var subGridProps = {
                                structure: subGridCells, 
                                rowCount: 1, 
                                autoHeight: true, 
                                autoRender: false,
                                "get": getDetailData
                        };
        
                        // identify subgrids by their row indices
                        function makeSubgridId(inRowIndex) {
                                return grid.widgetId + "_subGrid_" + inRowIndex;
                        }
        
                        // if a subgrid exists at inRowIndex, detach it from the DOM
                        function detachSubgrid(inRowIndex) {
                                var subGrid = dijit.byId(makeSubgridId(inRowIndex));
                                if (subGrid)
                                        dojox.grid.removeNode(subGrid.domNode);
                        }
                        
                        // render a subgrid into inCell at inRowIndex
                        function buildSubgrid(inRowIndex, inCell) {
                                var n = inCell.getNode(inRowIndex).firstChild;
                                var id = makeSubgridId(inRowIndex);
                                var subGrid = dijit.byId(id);
                                if (subGrid) {
                                        n.appendChild(subGrid.domNode);
                                } else {
                                        subGridProps.dataRow = inRowIndex;
                                        subGridProps.widgetId = id;
                                        subGrid = new dojox.VirtualGrid(subGridProps, n);
                                }
                                if (subGrid) {
                                        subGrid.render();
                                        subGrid.cacheHeight = subGrid.domNode.offsetHeight;
                                        inCell.grid.rowHeightChanged(inRowIndex);
                                }       
                        }
                                        
                        // destroy subgrid at inRowIndex
                        function destroySubgrid(inRowIndex) {
                                var subGrid = dijit.byId(makeSubgridId(inRowIndex));
                                if (subGrid) subGrid.destroy();
                        }
                
                // when user clicks the +/-
                detailRows = [];
                function toggleDetail(inIndex, inShow) {
                        if (!inShow) detachSubgrid(inIndex);
                        detailRows[inIndex] = inShow;
                        grid.updateRow(inIndex);
                }
                
                dojo.addOnLoad(function() {
                        window["grid"] = dijit.byId("grid");
                        dojo.connect(grid, 'rowRemoved', destroySubgrid);
                });
        </script>
</head>
<body class="tundra">
        <div style="font-weight: bold; padding-bottom: 0.25em;">dojox.Grid showing sub-grid.</div>
        <div id="grid" dojoType="dojox.VirtualGrid" structure="gridCells" rowCount="100000" autoWidth="true"></div>
</body>
</html>