135 lines
3.3 KiB
HTML
135 lines
3.3 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<link rel="stylesheet" href="../css/smoothness/jquery-ui-1.8.16.custom.css" type="text/css"/>
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<link rel="stylesheet" href="../slick.grid.css" type="text/css"/>
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<link rel="stylesheet" href="examples.css" type="text/css"/>
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<style>
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.totals {
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font-weight: bold;
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color: gray;
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font-style: italic;
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}
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</style>
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</head>
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<body>
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<div style="position:relative">
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<div style="width:600px;">
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<div id="myGrid" style="width:100%;height:500px;"></div>
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</div>
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<div class="options-panel">
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<h2>Demonstrates:</h2>
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<ul>
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<li>Implementing a data provider to create a totals row at the end of the grid.</li>
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<li>This is a simplification of what the DataView does. </li>
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</ul>
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</div>
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<h2>View Source:</h2>
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<ul>
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<li><A href="https://github.com/mleibman/SlickGrid/blob/gh-pages/examples/example-totals-via-data-provider.html" target="_sourcewindow"> View the source for this example on Github</a></li>
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</ul>
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</div>
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<script src="../lib/firebugx.js"></script>
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<script src="../lib/jquery-1.7.min.js"></script>
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<script src="../lib/jquery-ui-1.8.16.custom.min.js"></script>
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<script src="../lib/jquery.event.drag-2.2.js"></script>
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<script src="../slick.core.js"></script>
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<script src="../slick.editors.js"></script>
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<script src="../slick.grid.js"></script>
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<script>
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var grid;
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var data = [];
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var options = {
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enableCellNavigation: true,
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headerRowHeight: 30,
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editable: true
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};
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var columns = [];
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for (var i = 0; i < 10; i++) {
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columns.push({
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id: i,
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name: String.fromCharCode("A".charCodeAt(0) + i),
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field: i,
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width: 60,
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editor: Slick.Editors.Integer
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});
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}
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function TotalsDataProvider(data, columns) {
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var totals = {};
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var totalsMetadata = {
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// Style the totals row differently.
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cssClasses: "totals",
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columns: {}
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};
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// Make the totals not editable.
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for (var i = 0; i < columns.length; i++) {
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totalsMetadata.columns[i] = { editor: null };
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}
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this.getLength = function() {
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return data.length + 1;
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};
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this.getItem = function(index) {
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return (index < data.length) ? data[index] : totals;
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};
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this.updateTotals = function() {
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var columnIdx = columns.length;
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while (columnIdx--) {
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var columnId = columns[columnIdx].id;
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var total = 0;
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var i = data.length;
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while (i--) {
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total += (parseInt(data[i][columnId], 10) || 0);
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}
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totals[columnId] = "Sum: " + total;
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}
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};
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this.getItemMetadata = function(index) {
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return (index != data.length) ? null : totalsMetadata;
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};
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this.updateTotals();
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}
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$(function () {
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for (var i = 0; i < 10; i++) {
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var d = (data[i] = {});
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d["id"] = i;
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for (var j = 0; j < columns.length; j++) {
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d[j] = Math.round(Math.random() * 10);
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}
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}
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var dataProvider = new TotalsDataProvider(data, columns);
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grid = new Slick.Grid("#myGrid", dataProvider, columns, options);
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grid.onCellChange.subscribe(function(e, args) {
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// The data has changed - recalculate the totals.
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dataProvider.updateTotals();
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// Rerender the totals row (last row).
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grid.invalidateRow(dataProvider.getLength() - 1);
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grid.render();
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});
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})
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</script>
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</body>
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</html>
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