グリッド:進捗インジケータ(PDF)

このサンプルは、FlexGridコンテンツを非同期的にPDFファイルにエクスポートする方法、および進行状況インジケーターを表示してエクスポートをキャンセルする方法を示しています。

PdfWebWorkerClient.exportGridメソッドのprogress引数は、エクスポートの進行状況を追跡するために使用されます。 Web Workerのterminateメソッドは、エクスポートをキャンセルするために使用されます。

import 'bootstrap.css'; import '@grapecity/wijmo.styles/wijmo.css'; import './style.css'; // import * as wjGrid from '@grapecity/wijmo.grid'; import * as wjGridPdf from '@grapecity/wijmo.grid.pdf'; import * as wjGauge from '@grapecity/wijmo.gauge'; import { getData } from './data'; // document.readyState === 'complete' ? init() : window.onload = init; // function init() { let data = getData(3000); // let grid = new wjGrid.FlexGrid('#flexgrid', { autoGenerateColumns: false, itemsSource: data, columns: [ { binding: 'id', header: 'ID' }, { binding: 'country', header: '国' }, { binding: 'product', header: '商品' }, { binding: 'amount', header: '金額', format: 'c' }, { binding: 'amount2', header: '保留', format: 'c' }, { binding: 'discount', header: '値引', format: 'p1' }, { binding: 'active', header: '有効', width: 185 } ] }); // let progressBar = new wjGauge.LinearGauge('#progressBar', { isReadOnly: true, min: 0, max: 100, value: 0, showText: 'Value' }), worker; // document.querySelector('#export').addEventListener('click', () => { cancel(); // worker = loadWorker('./export-grid', () => { wjGridPdf.PdfWebWorkerClient.exportGrid(worker, grid, 'FlexGrid.pdf', { embeddedFonts: [{ source: 'https://demo.grapecity.com/wijmo/sample/fonts/ipaexg.ttf', name: 'ipaexg' }], scaleMode: wjGridPdf.ScaleMode.PageWidth, styles: { cellStyle: { font: { family: 'ipaexg' }, backgroundColor: '#ffffff', borderColor: '#c6c6c6' }, altCellStyle: { backgroundColor: '#f9f9f9' }, groupCellStyle: { backgroundColor: '#dddddd' }, headerCellStyle: { backgroundColor: '#eaeaea' } } }, null, progress => progressBar.value = progress * 100); }); }); // document.querySelector('#cancel').addEventListener('click', () => cancel()); // function cancel() { if (worker) worker.terminate(); worker = null; progressBar.value = 0; } // // Creates a web worker that executes a module from the specified URL. function loadWorker(url, ready) { let worker = new Worker('src/workers/worker-loader.js'); // worker.addEventListener('message', (e) => { if (e.data === '#ready#') { ready(); } }); // worker.postMessage({ url: url }); // return worker; } // window.addEventListener('unload', () => { if (worker) { worker.terminate(); } }); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>Progress Indicator</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"> <div id="flexgrid"></div> <div class="row "> <div class="col-md-6 col-xs-12 well well-sm"> <div id="progressBar"></div> <button class="btn btn-default" id="export">エクスポート</button> <button class="btn btn-default" id="cancel">キャンセル</button> </div> </div> </div> </body> </html>
export function getData(count) { let countries = ['アメリカ', 'ドイツ', 'イギリス', '日本', 'イタリア', 'ギリシャ'], products = ['ウィジェット', 'ガジェット', 'ツール'], data = []; // for (let i = 0; i < count; i++) { let countryId = Math.floor(Math.random() * countries.length), productId = Math.floor(Math.random() * products.length); // let item = { id: i, country: countries[countryId], product: products[productId], amount: Math.random() * 10000, amount2: Math.random() * 10000, discount: Math.random() / 4, active: i % 4 == 0 }; // data.push(item); } // return data; }
import { PdfWebWorker } from '@grapecity/wijmo.grid.pdf'; // PdfWebWorker.initExportGrid();
(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.chart.webgl': 'npm:@grapecity/wijmo.chart.webgl/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', '@grapecity/wijmo.touch': 'npm:@grapecity/wijmo.touch/index.js', '@grapecity/wijmo.cloud': 'npm:@grapecity/wijmo.cloud/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);