グリッド:カスタム詳細行

通常のグリッドに簡単に収まりきらない多くの情報を含むデータオブジェクトに行が連結される場合があります。

これらのシナリオでは、要素の表示と非表示をカスタマイズできます。

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './styles.css'; // import * as wjOdata from '@grapecity/wijmo.odata'; import * as wjGrid from '@grapecity/wijmo.grid'; import * as wjGridDetail from '@grapecity/wijmo.grid.detail'; // // document.readyState === 'complete' ? init() : window.onload = init; // function init() { // // get OData categories and products const url = 'https://services.odata.org/Northwind/Northwind.svc'; const categories = new wjOdata.ODataCollectionView(url, 'Categories', { fields: ['CategoryID', 'CategoryName', 'Description'] }); const products = new wjOdata.ODataCollectionView(url, 'Products'); // // shared column definitions const categoryColumns = [ { binding: 'CategoryName', header: '分類名', width: '*' }, { binding: 'Description', header: '説明', width: '2*' } ]; // // get products for a given category const _catToProductMap = new Map(); function getProducts(categoryID) { let categoryProducts = _catToProductMap.get(categoryID); if (!categoryProducts) { categoryProducts = products.items.filter(product => (product.CategoryID === categoryID)); _catToProductMap.set(categoryID, categoryProducts); } return categoryProducts; } // // // grid with HTML detail const customDetail = new wjGrid.FlexGrid('#customDetail', { autoGenerateColumns: false, itemsSource: categories, isReadOnly: true, headersVisibility: 'Column', selectionMode: 'Row', columns: categoryColumns, itemFormatter: (panel, rowIdx, columnIdx, cell) => { if ((panel.cellType == wjGrid.CellType.Cell) && (columnIdx == 0)) { const cat = panel.rows[rowIdx].dataItem; if (cat) { cell.innerHTML = `${cat.CategoryName} (ID: ${cat.CategoryID})`; const control = document.createElement('span'); control.className = 'glyphicon'; if (dpCustom.isDetailAvailable(rowIdx)) { if (dpCustom.isDetailVisible(rowIdx)) { control.className = 'glyphicon glyphicon-chevron-up'; control.addEventListener('click', () => dpCustom.hideDetail(rowIdx)); } else { control.className = 'glyphicon glyphicon-chevron-down'; control.addEventListener('click', () => dpCustom.showDetail(rowIdx, true)); } } cell.insertBefore(control, cell.firstChild); } } }, }); // //custom show/hide detail provider const dpCustom = new wjGridDetail.FlexGridDetailProvider(customDetail, { detailVisibilityMode: 'Code', rowHasDetail: row => !(row.dataItem.CategoryID % 2), createDetailCell: function (row) { // build detail content for the current category const cat = row.dataItem; const prods = getProducts(cat.CategoryID); let html = `ID: <b>${cat.CategoryID}</b><br/>`; html += `分類名: <b>${cat.CategoryName}</b><br/>`; html += `説明: <b>${cat.Description}</b><br/>`; html += `<button class="btn btn-default btn-xs">詳細行を閉じる</button>`; // // create and return detail cell const cell = document.createElement('div'); cell.innerHTML = html; // // bind button click cell.querySelector('button').addEventListener('click', e => { dpCustom.hideDetail(row); }); return cell; }, }); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>GrapeCity Wijmo FlexGrid Row Details</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"> <p> このグリッドには、カスタム表示/非表示要素を使用して各行に製品カテゴリが表示されます。行を展開すると、そのカテゴリの製品に関する情報を含むHTML要素が表示されます。 </p> <div id="customDetail"></div> </div> </body> </html>
.wj-flexgrid { max-height: 350px; } body { margin-bottom: 20pt; } #customDetail .glyphicon { font-size: 1.25em; margin-right: 0.5em; cursor: pointer; color: gray; width: 1em; }
(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.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.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.pdf': 'npm:@grapecity/wijmo.pdf/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', '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);