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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163<!DOCTYPE html><!-- xlsx.js (C) 2013-present SheetJS http://sheetjs.com --><!-- vim: set ts=2: --><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>SheetJS + canvas-datagrid Live Demo</title><style>#drop{ border:2px dashed #bbb; -moz-border-radius:5px; -webkit-border-radius:5px; border-radius:5px; padding:25px; text-align:center; font:20pt bold,"Vollkorn";color:#bbb}#b64data{ width:100%;}a { text-decoration: none }</style></head><body><pre><b><a href="http://sheetjs.com">SheetJS Data Preview Live Demo</a></b>
<a href="https://github.com/TonyGermaneri/canvas-datagrid">canvas-datagrid component library</a>
<a href="https://github.com/SheetJS/js-xlsx">Source Code Repo</a><a href="https://github.com/SheetJS/js-xlsx/issues">Issues? Something look weird? Click here and report an issue</a>
<div id="drop">Drop a spreadsheet file here to see sheet data</div><input type="file" name="xlfile" id="xlf" /> ... or click here to select a file<textarea id="b64data">... or paste a base64-encoding here</textarea><b>Advanced Demo Options:</b></pre><p><input type="submit" value="Export to XLSX!" id="xport" onclick="export_xlsx();" disabled="true"></p><div id="htmlout"></div><br /><script src="https://unpkg.com/canvas-datagrid/dist/canvas-datagrid.js"></script><script src="shim.js"></script><script src="xlsx.full.min.js"></script><script>/*jshint browser:true *//* eslint-env browser *//* eslint no-use-before-define:0 *//*global Uint8Array, Uint16Array, ArrayBuffer *//*global XLSX */
var cDg;
var process_wb = (function() { var XPORT = document.getElementById('xport'); var HTMLOUT = document.getElementById('htmlout');
return function process_wb(wb) { /* get data */ var ws = wb.Sheets[wb.SheetNames[0]]; var data = XLSX.utils.sheet_to_json(ws, {header:1});
/* update canvas-datagrid */ if(!cDg) cDg = canvasDatagrid({ parentNode:HTMLOUT, data:data }); cDg.style.height = '100%'; cDg.style.width = '100%'; cDg.data = data; XPORT.disabled = false;
/* create schema (for A,B,C column headings) */ var range = XLSX.utils.decode_range(ws['!ref']); for(var i = range.s.c; i <= range.e.c; ++i) cDg.schema[i - range.s.c].title = XLSX.utils.encode_col(i);
HTMLOUT.style.height = (window.innerHeight - 400) + "px"; HTMLOUT.style.width = (window.innerWidth - 50) + "px";
if(typeof console !== 'undefined') console.log("output", new Date()); };})();
var do_file = (function() { return function do_file(files) { var f = files[0]; var reader = new FileReader(); reader.onload = function(e) { if(typeof console !== 'undefined') console.log("onload", new Date()); var data = e.target.result; data = new Uint8Array(data); process_wb(XLSX.read(data, {type: 'array'})); }; reader.readAsArrayBuffer(f); };})();
(function() { var drop = document.getElementById('drop'); if(!drop.addEventListener) return;
function handleDrop(e) { e.stopPropagation(); e.preventDefault(); do_file(e.dataTransfer.files); }
function handleDragover(e) { e.stopPropagation(); e.preventDefault(); e.dataTransfer.dropEffect = 'copy'; }
drop.addEventListener('dragenter', handleDragover, false); drop.addEventListener('dragover', handleDragover, false); drop.addEventListener('drop', handleDrop, false);})();
(function() { var xlf = document.getElementById('xlf'); if(!xlf.addEventListener) return; function handleFile(e) { do_file(e.target.files); } xlf.addEventListener('change', handleFile, false);})();
var export_xlsx = (function() { function prep(arr) { var out = []; for(var i = 0; i < arr.length; ++i) { if(!arr[i]) continue; if(Array.isArray(arr[i])) { out[i] = arr[i]; continue }; var o = new Array(); Object.keys(arr[i]).forEach(function(k) { o[+k] = arr[i][k] }); out[i] = o; } return out; }
return function export_xlsx() { if(!cDg) return; /* convert canvas-datagrid data to worksheet */ var new_ws = XLSX.utils.aoa_to_sheet(prep(cDg.data));
/* build workbook */ var new_wb = XLSX.utils.book_new(); XLSX.utils.book_append_sheet(new_wb, new_ws, 'SheetJS');
/* write file and trigger a download */ XLSX.writeFile(new_wb, 'sheetjs.xlsx', {bookSST:true}); };})();</script><script type="text/javascript">/* eslint no-use-before-define:0 */ var _gaq = _gaq || []; _gaq.push(['_setAccount', 'UA-36810333-1']); _gaq.push(['_trackPageview']);
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