import 'bootstrap.css';
import '@grapecity/wijmo.styles/wijmo.css';
import './styles.css';
import { FlexGrid } from '@grapecity/wijmo.grid';
import { getData } from './data';
//
document.readyState === 'complete' ? init() : window.onload = init;
//
function init() {
//
// create tree-style grid
var theGrid = new FlexGrid('#theGrid', {
childItemsPath: 'cities',
headersVisibility: 'Column',
itemsSource: getData(),
sortedColumn: applyHierarchicalFilter
});
//
// update filter
document.getElementById('filter').addEventListener('input', function (e) {
applyHierarchicalFilter();
});
//
// update row visibility
function applyHierarchicalFilter() {
let input = document.getElementById('filter'), filter = input.value.toLowerCase(), grid = theGrid, rows = grid.rows;
for (let i = 0; i < rows.length; i++) {
let row = rows[i], state = row.dataItem, rng = row.getCellRange();
//
// handle states (level 0)
if (row.level == 0) {
//
// check if the state name matches the filter
var stateVisible = state.name.toLowerCase().indexOf(filter) >= 0;
if (stateVisible) {
//
// it does, so show the state and all its cities
for (var j = rng.topRow; j <= rng.bottomRow; j++) {
rows[j].visible = true;
}
//
}
else {
//
// it does not, so check the cities
for (var j = rng.topRow + 1; j <= rng.bottomRow; j++) {
var city = rows[j].dataItem, cityVisible = city.name.toLowerCase().indexOf(filter) >= 0;
rows[j].visible = cityVisible;
stateVisible = stateVisible || cityVisible;
}
//
// if at least one city is visible, the state is visible
rows[i].visible = stateVisible;
}
//
// move on to the next group
i = rng.bottomRow;
}
}
}
}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>MESCIUS Wijmo FlexGrid Filtering Hierarchical Data</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- SystemJS -->
<script src="node_modules/systemjs/dist/system.src.js"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('./src/app');
</script>
</head>
<body>
<div class="container-fluid">
<div class="input-group">
<div class="input-group-addon"><span class="glyphicon glyphicon-search"></span></div>
<input id="filter" class="form-control" placeholder="Filter" />
</div>
<div id="theGrid">
</div>
<p>
For more details in hierarchical filtering, please see our
<a href="/blogs/filter-hierarchical-data-flexgrid/" target="_blank">How to Filter Hierarchical Data in FlexGrid and Angular</a>
blog.</p>
</div>
</body>
</html>
// some hierarchical data
export function getData() {
return [
{ name: 'Washington', type: 'state', population: 6971, cities: [
{ name: 'Seattle', type: 'city', population: 652 },
{ name: 'Spokane', type: 'city', population: 210 }
]
},
{ name: 'Oregon', type: 'state', population: 3930, cities: [
{ name: 'Portland', type: 'city', population: 609 },
{ name: 'Eugene', type: 'city', population: 159 }
]
},
{ name: 'California', type: 'state', population: 38330, cities: [
{ name: 'Los Angeles', type: 'city', population: 3884 },
{ name: 'San Diego', type: 'city', population: 1356 },
{ name: 'San Francisco', type: 'city', population: 837 }
]
}
];
}
.wj-flexgrid {
max-height: 250px;
margin: 10px 0;
}
.wj-cell.wj-group {
border: none;
}
.wj-cell.wj-group:not(.wj-state-selected):not(.wj-state-multi-selected) {
background-color: white;
}
body {
margin-bottom: 20px;
}
(function (global) {
System.config({
transpiler: 'plugin-babel',
babelOptions: {
es2015: true
},
meta: {
'*.css': { loader: 'css' }
},
paths: {
// paths serve as alias
'npm:': 'node_modules/'
},
// map tells the System loader where to look for things
map: {
'jszip': 'npm:jszip/dist/jszip.js',
'@grapecity/wijmo': 'npm:@grapecity/wijmo/index.js',
'@grapecity/wijmo.input': 'npm:@grapecity/wijmo.input/index.js',
'@grapecity/wijmo.styles': 'npm:@grapecity/wijmo.styles',
'@grapecity/wijmo.cultures': 'npm:@grapecity/wijmo.cultures',
'@grapecity/wijmo.chart': 'npm:@grapecity/wijmo.chart/index.js',
'@grapecity/wijmo.chart.analytics': 'npm:@grapecity/wijmo.chart.analytics/index.js',
'@grapecity/wijmo.chart.animation': 'npm:@grapecity/wijmo.chart.animation/index.js',
'@grapecity/wijmo.chart.annotation': 'npm:@grapecity/wijmo.chart.annotation/index.js',
'@grapecity/wijmo.chart.finance': 'npm:@grapecity/wijmo.chart.finance/index.js',
'@grapecity/wijmo.chart.finance.analytics': 'npm:@grapecity/wijmo.chart.finance.analytics/index.js',
'@grapecity/wijmo.chart.hierarchical': 'npm:@grapecity/wijmo.chart.hierarchical/index.js',
'@grapecity/wijmo.chart.interaction': 'npm:@grapecity/wijmo.chart.interaction/index.js',
'@grapecity/wijmo.chart.radar': 'npm:@grapecity/wijmo.chart.radar/index.js',
'@grapecity/wijmo.chart.render': 'npm:@grapecity/wijmo.chart.render/index.js',
'@grapecity/wijmo.chart.webgl': 'npm:@grapecity/wijmo.chart.webgl/index.js',
'@grapecity/wijmo.chart.map': 'npm:@grapecity/wijmo.chart.map/index.js',
'@grapecity/wijmo.gauge': 'npm:@grapecity/wijmo.gauge/index.js',
'@grapecity/wijmo.grid': 'npm:@grapecity/wijmo.grid/index.js',
'@grapecity/wijmo.grid.detail': 'npm:@grapecity/wijmo.grid.detail/index.js',
'@grapecity/wijmo.grid.filter': 'npm:@grapecity/wijmo.grid.filter/index.js',
'@grapecity/wijmo.grid.search': 'npm:@grapecity/wijmo.grid.search/index.js',
'@grapecity/wijmo.grid.grouppanel': 'npm:@grapecity/wijmo.grid.grouppanel/index.js',
'@grapecity/wijmo.grid.multirow': 'npm:@grapecity/wijmo.grid.multirow/index.js',
'@grapecity/wijmo.grid.transposed': 'npm:@grapecity/wijmo.grid.transposed/index.js',
'@grapecity/wijmo.grid.transposedmultirow': 'npm:@grapecity/wijmo.grid.transposedmultirow/index.js',
'@grapecity/wijmo.grid.pdf': 'npm:@grapecity/wijmo.grid.pdf/index.js',
'@grapecity/wijmo.grid.sheet': 'npm:@grapecity/wijmo.grid.sheet/index.js',
'@grapecity/wijmo.grid.xlsx': 'npm:@grapecity/wijmo.grid.xlsx/index.js',
'@grapecity/wijmo.grid.selector': 'npm:@grapecity/wijmo.grid.selector/index.js',
'@grapecity/wijmo.grid.cellmaker': 'npm:@grapecity/wijmo.grid.cellmaker/index.js',
'@grapecity/wijmo.nav': 'npm:@grapecity/wijmo.nav/index.js',
'@grapecity/wijmo.odata': 'npm:@grapecity/wijmo.odata/index.js',
'@grapecity/wijmo.olap': 'npm:@grapecity/wijmo.olap/index.js',
'@grapecity/wijmo.rest': 'npm:@grapecity/wijmo.rest/index.js',
'@grapecity/wijmo.pdf': 'npm:@grapecity/wijmo.pdf/index.js',
'@grapecity/wijmo.pdf.security': 'npm:@grapecity/wijmo.pdf.security/index.js',
'@grapecity/wijmo.viewer': 'npm:@grapecity/wijmo.viewer/index.js',
'@grapecity/wijmo.xlsx': 'npm:@grapecity/wijmo.xlsx/index.js',
'@grapecity/wijmo.undo': 'npm:@grapecity/wijmo.undo/index.js',
'@grapecity/wijmo.interop.grid': 'npm:@grapecity/wijmo.interop.grid/index.js',
'@grapecity/wijmo.touch': 'npm:@grapecity/wijmo.touch/index.js',
'@grapecity/wijmo.cloud': 'npm:@grapecity/wijmo.cloud/index.js',
'@grapecity/wijmo.barcode': 'npm:@grapecity/wijmo.barcode/index.js',
'@grapecity/wijmo.barcode.common': 'npm:@grapecity/wijmo.barcode.common/index.js',
'@grapecity/wijmo.barcode.composite': 'npm:@grapecity/wijmo.barcode.composite/index.js',
'@grapecity/wijmo.barcode.specialized': 'npm:@grapecity/wijmo.barcode.specialized/index.js',
'jszip': 'npm:jszip/dist/jszip.js',
'bootstrap.css': 'npm:bootstrap/dist/css/bootstrap.min.css',
'css': 'npm:systemjs-plugin-css/css.js',
'plugin-babel': 'npm:systemjs-plugin-babel/plugin-babel.js',
'systemjs-babel-build':'npm:systemjs-plugin-babel/systemjs-babel-browser.js'
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
src: {
defaultExtension: 'js'
},
"node_modules": {
defaultExtension: 'js'
},
}
});
})(this);
