PrintDocument (React)

The PrintDocument class lets you create and print documents.

You can add content using the PrintDocument.append method and print the document using the PrintDocument.print method.

This sample prints the radial gauges and the Grid as a table (spanning multiple pages).

Learn about FlexGrid | PrintDocument Documentation | PrintDocument API Reference

This example uses React.

import 'bootstrap.css'; import '@mescius/wijmo.styles/wijmo.css'; import ReactDOM from 'react-dom/client'; import React, { useRef } from 'react'; import useEvent from 'react-use-event-hook'; import * as wijmo from '@mescius/wijmo'; import * as grid from '@mescius/wijmo.grid'; import * as wjGrid from '@mescius/wijmo.react.grid'; import * as wjGauge from '@mescius/wijmo.react.gauge'; import './app.css'; import { data } from './data'; function App() { const controlRef = useRef(); const printDoc = () => { // create PrintDocument let doc = new wijmo.PrintDocument({ title: 'PrintDocument Test' }); // // add some simple text doc.append("<h1>Printing Example</h1>"); doc.append("<p>This document was created using the <b>PrintDocument</b> class.</p>"); // // add existing elements doc.append("<h2>Render Existing Elements</h2>"); doc.append("<p>Check out these gauges:</p>"); doc.append(document.querySelector("#tblGauge") || ''); // // add a printer-friendly version of a FlexGrid to the document doc.append("<h2>Printer-Friendly FlexGrid</h2>"); doc.append("<p>And here's a FlexGrid rendered as a table:</p>"); let tbl = renderTable(controlRef.current); doc.append(tbl); // // print the document doc.print(); }; const printDirect = () => { window.print(); }; const renderTable = (flex) => { // start table let tbl = "<table>"; // // headers if (flex.headersVisibility & grid.HeadersVisibility.Column) { tbl += "<thead>"; for (let r = 0; r < flex.columnHeaders.rows.length; r++) { tbl += renderRow(flex.columnHeaders, r); } tbl += "</thead>"; } // // body tbl += "<tbody>"; for (let r = 0; r < flex.rows.length; r++) { tbl += renderRow(flex.cells, r); } tbl += "</tbody>"; // // done tbl += "</table>"; return tbl; }; const renderRow = (panel, r) => { let tr = "", row = panel.rows[r]; // if (row.renderSize > 0) { tr += "<tr>"; // panel.columns.forEach((col, c) => { if (col.renderSize > 0) { // get cell style, content let style = `width:${col.renderSize}px; text-align:${col.getAlignment()}; padding-right: 6px`; let content = panel.getCellData(r, c, true); // if (!row.isContentHtml && !col.isContentHtml) { content = wijmo.escapeHtml(content); } // // add cell to row if (panel.cellType == grid.CellType.ColumnHeader) { tr += `<th style="${style}">${content}</th>`; } else { // show boolean values as checkboxes let raw = panel.getCellData(r, c, false); if (raw === true) { content = "&#9745;"; } else if (raw === false) { content = "&#9744;"; } // tr += `<td style="${style}">${content}</td>`; } } }); // tr += "</tr>"; } // return tr; }; const initialized = useEvent((control) => { controlRef.current = control; }); return (<div className="container-fluid"> <p> <button className="btn btn-default" onClick={printDoc}>Print with PrintDocument</button> <button className="btn btn-default" onClick={printDirect}>Print directly</button> </p> <p>Radial gauges:</p> <table id="tblGauge"> <tr> <td> <wjGauge.RadialGauge value={20} isReadOnly={false}> </wjGauge.RadialGauge> </td> <td> <wjGauge.RadialGauge value={80} isReadOnly={false}> </wjGauge.RadialGauge> </td> </tr> </table> <p>FlexGrid:</p> <wjGrid.FlexGrid initialized={initialized} itemsSource={data}/> </div>); } const container = document.getElementById('app'); if (container) { const root = ReactDOM.createRoot(container); root.render(<App />); }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>MESCIUS Wijmo PrintDocument</title> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <!-- SystemJS --> <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.40/system.src.js" integrity="sha512-G6mEj6h18+m3MvzdviSDfPle/TfH0//cXcB33AKlNR/Rha0yQsKefDZKRTkIZos97HEGq2JMV1RT5ybMoQ3WsQ==" crossorigin="anonymous"></script> <script src="systemjs.config.js"></script> <script> System.import('./src/app'); </script> </head> <body> <div id="app"></div> </body> </html>
.wj-flexgrid { height: 250px; } .wj-gauge { max-width: 250px; height: 150px; }
function getData() { let countries = ['US', 'Germany', 'UK', 'Japan', 'Italy', 'Greece'], data = []; // for (let i = 0; i < 100; i++) { data.push({ id: i, country: countries[i % countries.length], active: i % 5 != 0, downloads: Math.round(Math.random() * 20000), sales: Math.random() * 10000, expenses: Math.random() * 5000 }); } // return data; } export const data = getData();
(function (global) { System.config({ transpiler: 'plugin-babel', babelOptions: { es2015: true, react: 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', '@mescius/wijmo': 'npm:@mescius/wijmo/index.js', '@mescius/wijmo.input': 'npm:@mescius/wijmo.input/index.js', '@mescius/wijmo.styles': 'npm:@mescius/wijmo.styles', '@mescius/wijmo.cultures': 'npm:@mescius/wijmo.cultures', '@mescius/wijmo.chart': 'npm:@mescius/wijmo.chart/index.js', '@mescius/wijmo.chart.analytics': 'npm:@mescius/wijmo.chart.analytics/index.js', '@mescius/wijmo.chart.animation': 'npm:@mescius/wijmo.chart.animation/index.js', '@mescius/wijmo.chart.annotation': 'npm:@mescius/wijmo.chart.annotation/index.js', '@mescius/wijmo.chart.finance': 'npm:@mescius/wijmo.chart.finance/index.js', '@mescius/wijmo.chart.finance.analytics': 'npm:@mescius/wijmo.chart.finance.analytics/index.js', '@mescius/wijmo.chart.hierarchical': 'npm:@mescius/wijmo.chart.hierarchical/index.js', '@mescius/wijmo.chart.interaction': 'npm:@mescius/wijmo.chart.interaction/index.js', '@mescius/wijmo.chart.radar': 'npm:@mescius/wijmo.chart.radar/index.js', '@mescius/wijmo.chart.render': 'npm:@mescius/wijmo.chart.render/index.js', '@mescius/wijmo.chart.webgl': 'npm:@mescius/wijmo.chart.webgl/index.js', '@mescius/wijmo.chart.map': 'npm:@mescius/wijmo.chart.map/index.js', '@mescius/wijmo.gauge': 'npm:@mescius/wijmo.gauge/index.js', '@mescius/wijmo.grid': 'npm:@mescius/wijmo.grid/index.js', '@mescius/wijmo.grid.detail': 'npm:@mescius/wijmo.grid.detail/index.js', '@mescius/wijmo.grid.filter': 'npm:@mescius/wijmo.grid.filter/index.js', '@mescius/wijmo.grid.search': 'npm:@mescius/wijmo.grid.search/index.js', '@mescius/wijmo.grid.grouppanel': 'npm:@mescius/wijmo.grid.grouppanel/index.js', '@mescius/wijmo.grid.multirow': 'npm:@mescius/wijmo.grid.multirow/index.js', '@mescius/wijmo.grid.transposed': 'npm:@mescius/wijmo.grid.transposed/index.js', '@mescius/wijmo.grid.transposedmultirow': 'npm:@mescius/wijmo.grid.transposedmultirow/index.js', '@mescius/wijmo.grid.pdf': 'npm:@mescius/wijmo.grid.pdf/index.js', '@mescius/wijmo.grid.sheet': 'npm:@mescius/wijmo.grid.sheet/index.js', '@mescius/wijmo.grid.xlsx': 'npm:@mescius/wijmo.grid.xlsx/index.js', '@mescius/wijmo.grid.selector': 'npm:@mescius/wijmo.grid.selector/index.js', '@mescius/wijmo.grid.cellmaker': 'npm:@mescius/wijmo.grid.cellmaker/index.js', '@mescius/wijmo.grid.immutable': 'npm:@mescius/wijmo.grid.immutable/index.js', '@mescius/wijmo.touch': 'npm:@mescius/wijmo.touch/index.js', '@mescius/wijmo.cloud': 'npm:@mescius/wijmo.cloud/index.js', '@mescius/wijmo.nav': 'npm:@mescius/wijmo.nav/index.js', '@mescius/wijmo.odata': 'npm:@mescius/wijmo.odata/index.js', '@mescius/wijmo.olap': 'npm:@mescius/wijmo.olap/index.js', '@mescius/wijmo.rest': 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"npm:@mescius/wijmo.react.nav/index.js", "@mescius/wijmo.react.base": "npm:@mescius/wijmo.react.base/index.js", '@mescius/wijmo.react.barcode.common': 'npm:@mescius/wijmo.react.barcode.common/index.js', '@mescius/wijmo.react.barcode.composite': 'npm:@mescius/wijmo.react.barcode.composite/index.js', '@mescius/wijmo.react.barcode.specialized': 'npm:@mescius/wijmo.react.barcode.specialized/index.js', 'jszip': 'npm:jszip/dist/jszip.js', 'react': 'npm:react/umd/react.production.min.js', 'react-dom': 'npm:react-dom/umd/react-dom.production.min.js', 'react-dom/client': 'npm:react-dom/umd/react-dom.production.min.js', 'redux': 'npm:redux/dist/redux.min.js', 'react-redux': 'npm:react-redux/dist/react-redux.min.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', "react-use-event-hook": "npm:react-use-event-hook/dist/esm/useEvent.js", }, // packages tells the System loader how to load when no filename and/or no extension packages: { src: { defaultExtension: 'jsx' }, "node_modules": { defaultExtension: 'js' }, } }); })(this);