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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("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>