グリッド:ツリーグリッド

データ項目に子項目のコレクションが含まれている場合、FlexGridのchildItemsPathを使用してデータをツリーとして表示できます。例えば、「children」プロパティを持つ「person」オブジェクトのリストを考えてみましょう。「children」プロパティには、さらに多くのpersonオブジェクトの配列が含まれます。これは、均一な階層とも呼ばれます。下のグリッドは、グリッドをトップレベルの人物リストに連結し、childItemsPathプロパティを「children」に設定することで構築されています。

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; import * as wjGrid from '@grapecity/wijmo.grid'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { // // family tree data (homogeneous collection) var family = [ { name: 'ワシントン', children: [ { name: 'シアトル' }, { name: 'スポケーン' }, ] }, { name: 'オレゴン', children: [ { name: 'ポートランド' }, { name: 'ユージーン' }, ] }, { name: 'カリフォルニア', children: [ { name: 'ロサンゼルス' }, { name: 'サンディエゴ' }, { name: 'サンフランシスコ' } ] }, ]; // // family tree var familyGrid = new wjGrid.FlexGrid('#familyGrid', { headersVisibility: 'None', childItemsPath: 'children', autoGenerateColumns: false, columns: [ { binding: 'name', header: '名前', width: '*' } ], itemsSource: family }); // // toggle family tree document.getElementById('asTree').addEventListener('click', function (e) { familyGrid.childItemsPath = e.target.checked ? 'children' : ''; }); // // workers tree data (heterogeneous collection) var workers = [{ name: '成宮 真紀', checks: [{ name: '1月', earnings: [ { name: '通常勤務', hours: 30.0, rate: 15.0 }, { name: '残業手当', hours: 10.0, rate: 20.0 }, { name: 'ボーナス', hours: 5.0, rate: 30.0 } ] }, { name: '2月', earnings: [ { name: '通常勤務', hours: 20.0, rate: 18.0 }, { name: '残業手当', hours: 20.0, rate: 24.0 } ] }] }, { name: '山本 雅治', checks: [{ name: '1月', earnings: [ { name: '通常勤務', hours: 30.0, rate: 15.0 }, { name: '残業手当', hours: 10.0, rate: 20.0 }, { name: 'ボーナス', hours: 5.0, rate: 30.0 } ] }, { name: '2月', earnings: [ { name: '通常勤務', hours: 20.0, rate: 18.0 }, { name: '残業手当', hours: 20.0, rate: 24.0 } ] }] }, { name: '加藤 泰江', checks: [{ name: '1月', earnings: [ { name: '通常勤務', hours: 30.0, rate: 15.0 }, { name: '残業手当', hours: 10.0, rate: 20.0 }, { name: 'ボーナス', hours: 5.0, rate: 30.0 } ] }, { name: '2月', earnings: [ { name: '通常勤務', hours: 20.0, rate: 18.0 }, { name: '残業手当', hours: 20.0, rate: 24.0 } ] }] }]; // // workers tree var workersGrid = new wjGrid.FlexGrid('#workersGrid', { headersVisibility: 'Column', childItemsPath: ['checks', 'earnings'], autoGenerateColumns: false, columns: [ { binding: 'name', header: '名前' }, { binding: 'hours', header: '勤務時間', dataType: 'Number', allowSorting: false }, { binding: 'rate', header: '時給', dataType: 'Number', allowSorting: false } ], itemsSource: workers }); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo FlexGrid Tree Grids</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 for="asTree">ツリーとして表示: </label> <input id="asTree" type="checkbox" checked="checked"> <div id="familyGrid"></div> <p> また、各レベルに異なる種類の子項目のプロパティが設定されている、<em>不均一な</em>階層もあります。</p> <p> たとえば、以下のグリッドは'worker'オブジェクトのコレクションに連結されており、'worker'には'checks'リストが含まれ、'checks'には'earnings'リストが含まれます。</p> <div id="workersGrid"></div> </div> </body> </html>
.wj-flexgrid { max-height: 220px; margin: 6px 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: 24px; }
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