행 세부 정보

일반 그리드에 쉽게 들어가는 것보다 많은 정보를 포함하는 데이터 객체에 행이 바인딩된 경우도 있습니다. 이러한 시나리오에서는 wijmo.grid.detail 모듈에 포함된 FlexGridDetailProvider 클래스를 사용하는 것이 좋습니다. FlexGridDetailProvider는 행 헤더에 축소/확장 버튼을 추가하고, 항목에 대한 추가 정보를 제공하는 데 사용할 수 있는 createDetailCell 메서드를 추가하여 FlexGrid를 확장합니다.

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 var url = 'https://services.odata.org/Northwind/Northwind.svc'; var categories = new wjOdata.ODataCollectionView(url, 'Categories', { fields: ['CategoryID', 'CategoryName', 'Description'] }); var products = new wjOdata.ODataCollectionView(url, 'Products'); // // shared column definitions var categoryColumns = [ { binding: 'CategoryName', header: 'Category Name', width: '*' }, { binding: 'Description', header: 'Description', width: '2*' } ]; // // get products for a given category function getProducts(categoryID) { var arr = []; products.items.forEach(function (product) { if (product.CategoryID == categoryID) { arr.push(product); } }); return arr; } // // grid with HTML detail var htmlDetail = new wjGrid.FlexGrid('#htmlDetail', { autoGenerateColumns: false, columns: categoryColumns, itemsSource: categories, isReadOnly: true }); // // html detail provider var dpHtml = new wjGridDetail.FlexGridDetailProvider(htmlDetail, { // // use animation when showing details isAnimated: true, // // create detail cells for a given row createDetailCell: function (row) { // // build detail content for the current category var cat = row.dataItem; var prods = getProducts(cat.CategoryID); var html = 'ID: <b>' + cat.CategoryID + '</b><br/>'; html += 'Name: <b>' + cat.CategoryName + '</b><br/>'; html += 'Description: <b>' + cat.Description + '</b><br/>'; html += 'Products: <b>' + prods.length + ' items</b><br/>'; html += '<ol>'; prods.forEach(function (product) { html += '<li>' + product.ProductName + '</li>'; }); html += '</ol>'; // // create and return detail cell var cell = document.createElement('div'); cell.innerHTML = html; return cell; } }); // // grid with grid detail var gridDetail = new wjGrid.FlexGrid('#gridDetail', { autoGenerateColumns: false, columns: categoryColumns, itemsSource: categories, isReadOnly: true }); // // grid detail provider var dpGrid = new wjGridDetail.FlexGridDetailProvider(gridDetail, { // // use animation when showing details isAnimated: true, // // limit height of detail rows maxHeight: 150, // // create detail cells for a given row createDetailCell: function (row) { var cell = document.createElement('div'); var detailGrid = new wjGrid.FlexGrid(cell, { headersVisibility: wjGrid.HeadersVisibility.Column, isReadOnly: true, autoGenerateColumns: false, itemsSource: getProducts(row.dataItem.CategoryID), columns: [ { header: 'ID', binding: 'ProductID' }, { header: 'Name', binding: 'ProductName' }, { header: 'Qty/Unit', binding: 'QuantityPerUnit' }, { header: 'Unit Price', binding: 'UnitPrice' }, { header: 'Discontinued', binding: 'Discontinued' } ] }); 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 Nested 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"> <h3> HTML in Row Details</h3> <p> This grid shows product categories on each row. Expanding the rows shows an HTML element with information about the products in that category:</p> <div id="htmlDetail"></div> <h3> Grids in Row Details</h3> <p> You can add anything you want to the detail rows, including other grids. This example shows the same categories, but the detail row uses another grid to show the products:</p> <div id="gridDetail"></div> </div> </body> </html>
.wj-flexgrid { max-height: 350px; } body { margin-bottom: 20pt; }
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