複数行グリッド:集計

MultiRowコントロールは、FlexGridと同様にCollectionViewベースのグループ化をサポートします。

グループ化されたデータを表示する場合、コントロールは、グループを折りたたんだり展開したり、グループの集計統計を表示するために使用できるグループヘッダー行を追加します。

グループヘッダー行に集計が表示されるようにするには、multiRowGroupHeadersプロパティをtrueに設定します。

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import { MultiRow } from '@grapecity/wijmo.grid.multirow'; import { getGroupedData, getLayoutDefinition } from './data'; document.readyState === 'complete' ? init() : window.onload = init; function init() { // create the MultiRow let theMultiRow = new MultiRow('#theMultiRow', { itemsSource: getGroupedData(200), layoutDefinition: getLayoutDefinition(), multiRowGroupHeaders: true }); // start collapsed theMultiRow.collapseGroupsToLevel(1); // toggle multiRowGroupHeaders document.getElementById('cbMultiRowGroupHeaders').addEventListener('click', function (e) { theMultiRow.multiRowGroupHeaders = e.target.checked; }); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo MultiRow Aggregates</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"> <label> 複数行のグループヘッダー: <input id="cbMultiRowGroupHeaders" type="checkbox" checked/> </label> <div id="theMultiRow"></div> </div> </body> </html>
import { CollectionView, DateTime } from '@grapecity/wijmo'; // raw data export function getData(cnt = 20) { let countries = 'アメリカ,ドイツ,イギリス,日本,イタリア,ギリシャ,ポルトガル,スペイン'.split(','), names = '成宮 真紀,山本 雅治,加藤 泰江,川村 匡'.split(','), colors = '赤,緑,青,白,黒,黄,オレンジ'.split(','), today = new Date(), data = []; for (let i = 0; i < cnt; i++) { data.push({ id: i, date: DateTime.addDays(today, -i), name: names[i % names.length], country: countries[i % countries.length], color: colors[i % colors.length], active: i % 5 != 0, downloads: Math.round(Math.random() * 200000), sales: Math.round(Math.random() * 20000), expenses: Math.round(Math.random() * 10000) }); } return data; } // grouped data export function getGroupedData(cnt = 20) { return new CollectionView(getData(cnt), { groupDescriptions: ['country', 'color'] }); } // MultiRow layout definition export function getLayoutDefinition() { return [ { cells: [{ binding: 'id', header: 'ID' }] }, { cells: [{ binding: 'country', header: '国' }] }, { cells: [{ binding: 'color', header: '色' }] }, { cells: [ { binding: 'sales', header: '売上', cssClass: 'sales', aggregate: 'Sum' }, { binding: 'expenses', header: '費用', cssClass: 'expenses', aggregate: 'Sum' } ] } ]; }
.wj-multirow { height: 400px; margin: 6px 0; } .wj-cell.sales { color: darkgreen; font-weight: bold; font-style: italic; } .wj-cell.expenses { color: darkred; font-weight: bold; font-style: italic; }
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