import 'bootstrap.css';
import '@mescius/wijmo.styles/wijmo.css';
import ReactDOM from 'react-dom/client';
import React, { useRef } from 'react';
import { glbz, isNumber, saveFile } from '@mescius/wijmo';
import { FlexGrid } from '@mescius/wijmo.react.grid';
import { CellRange } from '@mescius/wijmo.grid';
import './app.css';
import { data } from './data';
;
function App() {
const gridRef = useRef(null);
// update aggregates for a range, accounting for overlapping ranges
const aggregateRange = (tally, grid, ranges, index) => {
let rng = ranges[index];
for (let r = rng.topRow; r <= rng.bottomRow; r++) {
for (let c = rng.leftCol; c <= rng.rightCol; c++) {
// account for overlapping ranges
let overlapped = false;
for (let i = 0; i < index && !overlapped; i++) {
let rng = ranges[i];
if (rng.contains(r, c)) {
overlapped = true;
}
}
// tally non-overlapped cells
if (!overlapped) {
let data = grid.getCellData(r, c, false);
if (isNumber(data)) { // handle numbers
tally.cnt++;
tally.sum += data;
}
if (data !== '' && data !== null) { // handle non-empty cells
tally.cntAll++;
}
}
}
}
tally.avg = tally.cnt > 0 ? tally.sum / tally.cnt : 0;
};
// export the grid or selection to CSV
const exportGridToCsv = (grid, selection) => {
let rng = selection
? null // selection plus extended selection
: new CellRange(0, 0, grid.rows.length - 1, grid.columns.length - 1);
let csv = grid.getClipString(rng, true, true);
saveFile(csv, selection ? 'FlexGridSelection.csv' : 'FlexGrid.csv');
};
return (<div className="container-fluid">
<FlexGrid alternatingRowStep={0} showMarquee={true} anchorCursor={true} selectionMode="MultiRange" showSelectedHeaders="All" itemsSource={data} initialized={(s) => gridRef.current = s}
// update aggregate display when selection changes
selectionChanged={(s) => {
// calculate aggregates
let tally = { cnt: 0, cntAll: 0, sum: 0, avg: 0 }, ranges = gridRef.current.selectedRanges;
for (let i = 0; i < ranges.length; i++) {
aggregateRange(tally, gridRef.current, ranges, i);
}
// update the display using template literals
let msg = (tally.cnt > 1)
? glbz `Count: <b>${tally.cntAll}:n0</b>\tAverage: <b>${tally.avg}:g4\tSum: <b>${tally.sum}:g4</b>`
: (tally.cntAll > 1)
? glbz `Count: <b>${tally.cntAll}:n0</b>`
: 'Ready';
// update the display using wijmo.format
//let msg = (tally.cnt > 1)
// ? format('Count: <b>{cntAll:n0}</b>\tAverage: <b>{avg:g4}</b>\tSum: <b>{sum:g4}</b>', tally)
// : (tally.cntAll > 1)
// ? format('Count: <b>{cntAll:n0}</b>', tally)
// : 'Ready';
// show the result
const node = document.getElementById('mr-aggregates');
if (node) {
node.innerHTML = msg;
}
}}/>
<pre id="mr-aggregates">Ready</pre>
<button className="btn btn-primary" onClick={() => exportGridToCsv(gridRef.current, false)}>
Export Whole Grid
</button>
{' '}
<button id="btn-csv-sel" className="btn btn-primary" onClick={() => exportGridToCsv(gridRef.current, true)}>
Export Selection
</button>
</div>);
}
const container = document.getElementById('app');
if (container) {
const root = ReactDOM.createRoot(container);
root.render(<App />);
}
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>MESCIUS Wijmo Wijmo FlexGrid Multiple Selection</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<!-- SystemJS -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.40/system.src.js" integrity="sha512-G6mEj6h18+m3MvzdviSDfPle/TfH0//cXcB33AKlNR/Rha0yQsKefDZKRTkIZos97HEGq2JMV1RT5ybMoQ3WsQ==" crossorigin="anonymous"></script>
<script src="systemjs.config.js"></script>
<script>
System.import('./src/app');
</script>
</head>
<body>
<div id="app"></div>
</body>
</html>
.wj-flexgrid {
height: 300px;
}
function getData() {
let data = [];
let countries = 'Austria,Belgium,Chile,Denmark,Finland,Japan,UK'.split(',');
for (let i = 0; i < 300; i++) {
data.push({
id: i,
from: countries[i % countries.length],
to: countries[(i + 1) % countries.length],
sales: Math.random() * 10000,
expenses: Math.random() * 5000,
amount: Math.random() * 10000,
extra: Math.random() * 10000,
});
}
return data;
}
export const data = getData();
(function (global) {
System.config({
transpiler: 'plugin-babel',
babelOptions: {
es2015: true,
react: 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',
'@mescius/wijmo': 'npm:@mescius/wijmo/index.js',
'@mescius/wijmo.input': 'npm:@mescius/wijmo.input/index.js',
'@mescius/wijmo.styles': 'npm:@mescius/wijmo.styles',
'@mescius/wijmo.cultures': 'npm:@mescius/wijmo.cultures',
'@mescius/wijmo.chart': 'npm:@mescius/wijmo.chart/index.js',
'@mescius/wijmo.chart.analytics': 'npm:@mescius/wijmo.chart.analytics/index.js',
'@mescius/wijmo.chart.animation': 'npm:@mescius/wijmo.chart.animation/index.js',
'@mescius/wijmo.chart.annotation': 'npm:@mescius/wijmo.chart.annotation/index.js',
'@mescius/wijmo.chart.finance': 'npm:@mescius/wijmo.chart.finance/index.js',
'@mescius/wijmo.chart.finance.analytics': 'npm:@mescius/wijmo.chart.finance.analytics/index.js',
'@mescius/wijmo.chart.hierarchical': 'npm:@mescius/wijmo.chart.hierarchical/index.js',
'@mescius/wijmo.chart.interaction': 'npm:@mescius/wijmo.chart.interaction/index.js',
'@mescius/wijmo.chart.radar': 'npm:@mescius/wijmo.chart.radar/index.js',
'@mescius/wijmo.chart.render': 'npm:@mescius/wijmo.chart.render/index.js',
'@mescius/wijmo.chart.webgl': 'npm:@mescius/wijmo.chart.webgl/index.js',
'@mescius/wijmo.chart.map': 'npm:@mescius/wijmo.chart.map/index.js',
'@mescius/wijmo.gauge': 'npm:@mescius/wijmo.gauge/index.js',
'@mescius/wijmo.grid': 'npm:@mescius/wijmo.grid/index.js',
'@mescius/wijmo.grid.detail': 'npm:@mescius/wijmo.grid.detail/index.js',
'@mescius/wijmo.grid.filter': 'npm:@mescius/wijmo.grid.filter/index.js',
'@mescius/wijmo.grid.search': 'npm:@mescius/wijmo.grid.search/index.js',
'@mescius/wijmo.grid.grouppanel': 'npm:@mescius/wijmo.grid.grouppanel/index.js',
'@mescius/wijmo.grid.multirow': 'npm:@mescius/wijmo.grid.multirow/index.js',
'@mescius/wijmo.grid.transposed': 'npm:@mescius/wijmo.grid.transposed/index.js',
'@mescius/wijmo.grid.transposedmultirow': 'npm:@mescius/wijmo.grid.transposedmultirow/index.js',
'@mescius/wijmo.grid.pdf': 'npm:@mescius/wijmo.grid.pdf/index.js',
'@mescius/wijmo.grid.sheet': 'npm:@mescius/wijmo.grid.sheet/index.js',
'@mescius/wijmo.grid.xlsx': 'npm:@mescius/wijmo.grid.xlsx/index.js',
'@mescius/wijmo.grid.selector': 'npm:@mescius/wijmo.grid.selector/index.js',
'@mescius/wijmo.grid.cellmaker': 'npm:@mescius/wijmo.grid.cellmaker/index.js',
'@mescius/wijmo.grid.immutable': 'npm:@mescius/wijmo.grid.immutable/index.js',
'@mescius/wijmo.touch': 'npm:@mescius/wijmo.touch/index.js',
'@mescius/wijmo.cloud': 'npm:@mescius/wijmo.cloud/index.js',
'@mescius/wijmo.nav': 'npm:@mescius/wijmo.nav/index.js',
'@mescius/wijmo.odata': 'npm:@mescius/wijmo.odata/index.js',
'@mescius/wijmo.olap': 'npm:@mescius/wijmo.olap/index.js',
'@mescius/wijmo.rest': 'npm:@mescius/wijmo.rest/index.js',
'@mescius/wijmo.pdf': 'npm:@mescius/wijmo.pdf/index.js',
'@mescius/wijmo.pdf.security': 'npm:@mescius/wijmo.pdf.security/index.js',
'@mescius/wijmo.viewer': 'npm:@mescius/wijmo.viewer/index.js',
'@mescius/wijmo.xlsx': 'npm:@mescius/wijmo.xlsx/index.js',
'@mescius/wijmo.undo': 'npm:@mescius/wijmo.undo/index.js',
'@mescius/wijmo.interop.grid': 'npm:@mescius/wijmo.interop.grid/index.js',
'@mescius/wijmo.barcode': 'npm:@mescius/wijmo.barcode/index.js',
'@mescius/wijmo.barcode.common': 'npm:@mescius/wijmo.barcode.common/index.js',
'@mescius/wijmo.barcode.composite': 'npm:@mescius/wijmo.barcode.composite/index.js',
'@mescius/wijmo.barcode.specialized': 'npm:@mescius/wijmo.barcode.specialized/index.js',
"@mescius/wijmo.react.chart.analytics": "npm:@mescius/wijmo.react.chart.analytics/index.js",
"@mescius/wijmo.react.chart.animation": "npm:@mescius/wijmo.react.chart.animation/index.js",
"@mescius/wijmo.react.chart.annotation": "npm:@mescius/wijmo.react.chart.annotation/index.js",
"@mescius/wijmo.react.chart.finance.analytics": "npm:@mescius/wijmo.react.chart.finance.analytics/index.js",
"@mescius/wijmo.react.chart.finance": "npm:@mescius/wijmo.react.chart.finance/index.js",
"@mescius/wijmo.react.chart.hierarchical": "npm:@mescius/wijmo.react.chart.hierarchical/index.js",
"@mescius/wijmo.react.chart.interaction": "npm:@mescius/wijmo.react.chart.interaction/index.js",
"@mescius/wijmo.react.chart.radar": "npm:@mescius/wijmo.react.chart.radar/index.js",
"@mescius/wijmo.react.chart": "npm:@mescius/wijmo.react.chart/index.js",
"@mescius/wijmo.react.core": "npm:@mescius/wijmo.react.core/index.js",
'@mescius/wijmo.react.chart.map': 'npm:@mescius/wijmo.react.chart.map/index.js',
"@mescius/wijmo.react.gauge": "npm:@mescius/wijmo.react.gauge/index.js",
"@mescius/wijmo.react.grid.detail": "npm:@mescius/wijmo.react.grid.detail/index.js",
"@mescius/wijmo.react.grid.filter": "npm:@mescius/wijmo.react.grid.filter/index.js",
"@mescius/wijmo.react.grid.grouppanel": "npm:@mescius/wijmo.react.grid.grouppanel/index.js",
'@mescius/wijmo.react.grid.search': 'npm:@mescius/wijmo.react.grid.search/index.js',
"@mescius/wijmo.react.grid.multirow": "npm:@mescius/wijmo.react.grid.multirow/index.js",
"@mescius/wijmo.react.grid.sheet": "npm:@mescius/wijmo.react.grid.sheet/index.js",
'@mescius/wijmo.react.grid.transposed': 'npm:@mescius/wijmo.react.grid.transposed/index.js',
'@mescius/wijmo.react.grid.transposedmultirow': 'npm:@mescius/wijmo.react.grid.transposedmultirow/index.js',
'@mescius/wijmo.react.grid.immutable': 'npm:@mescius/wijmo.react.grid.immutable/index.js',
"@mescius/wijmo.react.grid": "npm:@mescius/wijmo.react.grid/index.js",
"@mescius/wijmo.react.input": "npm:@mescius/wijmo.react.input/index.js",
"@mescius/wijmo.react.olap": "npm:@mescius/wijmo.react.olap/index.js",
"@mescius/wijmo.react.viewer": "npm:@mescius/wijmo.react.viewer/index.js",
"@mescius/wijmo.react.nav": "npm:@mescius/wijmo.react.nav/index.js",
"@mescius/wijmo.react.base": "npm:@mescius/wijmo.react.base/index.js",
'@mescius/wijmo.react.barcode.common': 'npm:@mescius/wijmo.react.barcode.common/index.js',
'@mescius/wijmo.react.barcode.composite': 'npm:@mescius/wijmo.react.barcode.composite/index.js',
'@mescius/wijmo.react.barcode.specialized': 'npm:@mescius/wijmo.react.barcode.specialized/index.js',
'jszip': 'npm:jszip/dist/jszip.js',
'react': 'npm:react/umd/react.production.min.js',
'react-dom': 'npm:react-dom/umd/react-dom.production.min.js',
'react-dom/client': 'npm:react-dom/umd/react-dom.production.min.js',
'redux': 'npm:redux/dist/redux.min.js',
'react-redux': 'npm:react-redux/dist/react-redux.min.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',
"react-use-event-hook": "npm:react-use-event-hook/dist/esm/useEvent.js",
},
// packages tells the System loader how to load when no filename and/or no extension
packages: {
src: {
defaultExtension: 'jsx'
},
"node_modules": {
defaultExtension: 'js'
},
}
});
})(this);
