Row Groups (React)

This sample shows how you can create row groups by initializing the grid's rowGroups collection with an array of hierarchical elements where rows may have a rows property containing child rows.

The row groups may be collapsible and configured to show any of the child rows when the group is collapsed.

You can use CSS to animate the row groups as they expand or collapse.

Learn about FlexGrid | TransposedGrid API Reference

This example uses React.

app.jsx
index.html
app.css
data.jsx
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import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import ReactDOM from 'react-dom/client'; import React, { useState } from 'react'; import '@mescius/wijmo.touch'; import { TransposedGrid } from '@mescius/wijmo.react.grid.transposed'; import './app.css'; import { data, rowGroups1, rowGroups2 } from './data'; function App() { const [animated, setAnimated] = useState(true); const [rowGroups, setRowGroups] = useState(rowGroups1); return (<div className="container-fluid"> <label> Collapse/Expand Animation{' '} <input type="checkbox" checked={animated} onChange={e => { setAnimated(!animated); }}/> </label> <button id="toggle" className="btn btn-primary" onClick={e => { setRowGroups(rowGroups == rowGroups1 ? rowGroups2 : rowGroups1); }}> Toggle Row Groups </button> <div className={animated ? 'animated' : undefined}> <TransposedGrid showSelectedHeaders="Row" alternatingRowStep={0} showMarquee={true} autoGenerateRows={false} rowGroups={rowGroups} itemsSource={data}/> </div> </div>); } const container = document.getElementById('app'); if (container) { const root = ReactDOM.createRoot(container); root.render(<App />); }
import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import ReactDOM from 'react-dom/client'; import React, { useState } from 'react'; import '@mescius/wijmo.touch'; import { TransposedGrid } from '@mescius/wijmo.react.grid.transposed'; import './app.css'; import { data, rowGroups1, rowGroups2 } from './data'; function App() { const [animated, setAnimated] = useState(true); const [rowGroups, setRowGroups] = useState(rowGroups1); return (<div className="container-fluid"> <label> Collapse/Expand Animation{' '} <input type="checkbox" checked={animated} onChange={e => { setAnimated(!animated); }}/> </label> <button id="toggle" className="btn btn-primary" onClick={e => { setRowGroups(rowGroups == rowGroups1 ? rowGroups2 : rowGroups1); }}> Toggle Row Groups </button> <div className={animated ? 'animated' : undefined}> <TransposedGrid showSelectedHeaders="Row" alternatingRowStep={0} showMarquee={true} autoGenerateRows={false} rowGroups={rowGroups} itemsSource={data}/> </div> </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 TransposedGrid Row Groups</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>
label { display: block; } .wj-transposed-grid { margin: 10px 0; } /* highlight the main row in the group */ .wj-flexgrid .wj-cells .wj-cell.main-row:not(.wj-state-selected):not(.wj-state-multi-selected) { background: #e3f4ff; } /* some conditional formatting */ .big-val { font-weight: bold; color: darkgreen; } .small-val { font-style: italic; color: rgb(202, 0, 0); } /* some animation when collapsing/expanding the groups */ .animated .wj-rowheaders .wj-header.wj-cell.wj-colgroup { transition: all .2s; }
// get an array with hierarchical row definitions the 'rows' property of the objects contain child rows the 'collapseTo' property specifies the binding of their child row that should remain visible when the group is collapsed. import * as wijmo from '@mescius/wijmo'; export function getRowGroups() { const allocTemplate = (ctx) => (`<span class=${ctx.value > .2 ? "big-val" : "small-val"}>${wijmo.Globalize.format(ctx.value, ctx.col.format)}</span>`); const amountTemplate = (ctx) => (`<span class=${ctx.value > 50000 ? "big-val" : "small-val"}>${wijmo.Globalize.format(ctx.value, ctx.col.format)}</span>`); return [ { binding: 'name', header: 'Name', height: 50 }, { binding: 'currency', header: 'Curr', height: 50, align: 'center' }, { header: 'Perf', width: 100, align: 'center', collapseTo: 'perf.ytd', rows: [ { binding: 'perf.ytd', header: 'YTD', format: 'p2', width: 80, cssClass: 'main-row' }, { binding: 'perf.m1', header: '1 M', format: 'p2', width: 60 }, { binding: 'perf.m6', header: '6 M', format: 'p2', width: 60 }, { binding: 'perf.m12', header: '12 M', format: 'p2', width: 60 }, ] }, { header: 'Allocation', width: 100, align: 'center', collapseTo: 'alloc.amount', rows: [ { binding: 'alloc.stock', header: 'Stocks', format: 'p0', width: 80, cellTemplate: allocTemplate }, { binding: 'alloc.bond', header: 'Bonds', format: 'p0', width: 80, cellTemplate: allocTemplate }, { binding: 'alloc.cash', header: 'Cash', format: 'p0', width: 80, cellTemplate: allocTemplate }, { binding: 'alloc.other', header: 'Other', format: 'p0', width: 80, cellTemplate: allocTemplate }, { binding: 'alloc.amount', header: 'Amount', format: 'c0', width: 80, cssClass: 'main-row', cellTemplate: amountTemplate } ] } ]; } export function getDeeperRowGroups() { return [ { binding: 'name', header: 'Name', height: 50 }, { binding: 'currency', header: 'Curr', height: 50, align: 'center' }, { header: 'Allocation', width: 100, align: 'center', collapseTo: 'alloc.amount', rows: [ { binding: 'alloc.stock', header: 'Stocks', format: 'p0' }, { binding: 'alloc.bond', header: 'Bonds', format: 'p0' }, { header: 'Detail', width: 80, align: 'center', rows: [ { binding: 'alloc.cash', header: 'Cash', format: 'p0', width: 60 }, { binding: 'alloc.other', header: 'Other', format: 'p0', width: 60 }, ] }, { binding: 'alloc.amount', header: 'Amount', format: 'c0', cssClassAll: 'main-row' }, ] }, { header: 'Perf', width: 100, align: 'center', rows: [ { header: 'Short', width: 80, align: 'center', collapseTo: 'perf.ytd', isCollapsed: true, rows: [ { binding: 'perf.ytd', header: 'YTD', format: 'p2', width: 60, cssClassAll: 'main-row' }, { binding: 'perf.m1', header: '1 M', format: 'p2', width: 60 }, ] }, { header: 'Long', width: 80, align: 'center', collapseTo: 'perf.m12', isCollapsed: true, rows: [ { binding: 'perf.m6', header: '6 M', format: 'p2', width: 60 }, { binding: 'perf.m12', header: '12 M', format: 'p2', width: 60, cssClassAll: 'main-row' } ] }, ] }, ]; } // get some sample data export function getData() { return [{ name: 'Constant Growth', currency: 'USD', perf: { ytd: .0523, m1: 0.0142, m6: 0.0443, m12: 0.0743 }, alloc: { stock: 0.17, bond: 0.32, cash: 0.36, other: 0.15, amount: 23432 } }, { name: 'Optimus Prime', currency: 'EUR', perf: { ytd: .0343, m1: 0.043, m6: 0.0244, m12: 0.0543 }, alloc: { stock: 0.61, bond: 0.8, cash: 0.9, other: 0.22, amount: 43223 } }, { name: 'Crypto Planet', currency: 'BTC', perf: { ytd: .0343, m1: 0.014, m6: 0.034, m12: 0.01243 }, alloc: { stock: 0.1, bond: 0, cash: 0, other: 0.9, amount: 2234 } }, { name: 'MegaZone', currency: 'EUR', perf: { ytd: .0443, m1: 0.034, m6: 0.0424, m12: 0.0343 }, alloc: { stock: 0.51, bond: 0.9, cash: 0.8, other: 0.12, amount: 32234 } }, { name: 'Serenity', currency: 'YEN', perf: { ytd: .0522, m1: 0.0143, m6: 0.0458, m12: 0.0732 }, alloc: { stock: 0.66, bond: 0.09, cash: 0.19, other: 0.06, amount: 65624 } }]; } export const data = getData(); export const rowGroups1 = getRowGroups(); export const rowGroups2 = getDeeperRowGroups();
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