2017-08-09 22:40:01 +00:00
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<!DOCTYPE html>
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<!-- xlsx.js (C) 2013-present SheetJS http://sheetjs.com -->
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<!-- vim: set ts=2: -->
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
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<title>SheetJS + canvas-datagrid Live Demo</title>
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<style>
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#drop{
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border:2px dashed #bbb;
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-moz-border-radius:5px;
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-webkit-border-radius:5px;
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border-radius:5px;
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padding:25px;
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text-align:center;
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font:20pt bold,"Vollkorn";color:#bbb
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}
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#b64data{
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width:100%;
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}
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a { text-decoration: none }
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</style>
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</head>
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<body>
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<pre>
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<b><a href="http://sheetjs.com">SheetJS Data Preview Live Demo</a></b>
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<a href="https://github.com/TonyGermaneri/canvas-datagrid">canvas-datagrid component library</a>
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<a href="https://github.com/SheetJS/js-xlsx">Source Code Repo</a>
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<a href="https://github.com/SheetJS/js-xlsx/issues">Issues? Something look weird? Click here and report an issue</a>
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<div id="drop">Drop a spreadsheet file here to see sheet data</div>
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<input type="file" name="xlfile" id="xlf" /> ... or click here to select a file
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<textarea id="b64data">... or paste a base64-encoding here</textarea>
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<input type="button" id="dotext" value="Click here to process the base64 text" onclick="b64it();"/><br />
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<b>Advanced Demo Options:</b>
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Use readAsBinaryString: (when available) <input type="checkbox" name="userabs" checked>
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</pre>
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<p><input type="submit" value="Export to XLSX!" id="xport" onclick="doit();" disabled="true"></p>
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<div id="htmlout"></div>
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<br />
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<script src="https://unpkg.com/canvas-datagrid/dist/canvas-datagrid.js"></script>
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<script type="text/javascript" src="https://rawgit.com/eligrey/Blob.js/master/Blob.js"></script>
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<script type="text/javascript" src="https://rawgit.com/eligrey/FileSaver.js/master/FileSaver.js"></script>
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<script src="xlsx.full.min.js"></script>
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<script>
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/*jshint browser:true */
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/* eslint-env browser */
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/* eslint no-use-before-define:0 */
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/*global Uint8Array, Uint16Array, ArrayBuffer */
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/*global XLSX */
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var X = XLSX;
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var rABS = typeof FileReader !== "undefined" && typeof FileReader.prototype !== "undefined" && typeof FileReader.prototype.readAsBinaryString !== "undefined";
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if(!rABS) {
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document.getElementsByName("userabs")[0].disabled = true;
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document.getElementsByName("userabs")[0].checked = false;
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}
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var wtf_mode = false;
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function fixdata(data) {
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var o = "", l = 0, w = 10240;
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for(; l<data.byteLength/w; ++l) o+=String.fromCharCode.apply(null,new Uint8Array(data.slice(l*w,l*w+w)));
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o+=String.fromCharCode.apply(null, new Uint8Array(data.slice(l*w)));
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return o;
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}
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function ab2str(data) {
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var o = "", l = 0, w = 10240;
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for(; l<data.byteLength/w; ++l) o+=String.fromCharCode.apply(null,new Uint16Array(data.slice(l*w,l*w+w)));
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o+=String.fromCharCode.apply(null, new Uint16Array(data.slice(l*w)));
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return o;
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}
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function s2ab(s) {
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var b = new ArrayBuffer(s.length), v = new Uint8Array(b);
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for (var i=0; i != s.length; ++i) v[i] = s.charCodeAt(i) & 0xFF;
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return b;
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}
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function get_radio_value( radioName ) {
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var radios = document.getElementsByName( radioName );
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for( var i = 0; i < radios.length; i++ ) {
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if( radios[i].checked || radios.length === 1 ) {
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return radios[i].value;
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}
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}
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}
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var tarea = document.getElementById('b64data');
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function b64it() {
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if(typeof console !== 'undefined') console.log("onload", new Date());
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var wb = X.read(tarea.value, {type: 'base64',WTF:wtf_mode});
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process_wb(wb);
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}
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window.b64it = b64it;
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var global_wb;
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var cDg;
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function process_wb(wb) {
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global_wb = wb;
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var ws = wb.Sheets[wb.SheetNames[0]];
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var data = XLSX.utils.sheet_to_json(ws, {header:1});
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if(!cDg) cDg = canvasDatagrid({ parentNode:document.getElementById('htmlout'), data:data });
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else cDg.data = data;
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2017-08-10 23:55:45 +00:00
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var range = XLSX.utils.decode_range(ws['!ref']);
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for(var i = range.s.c; i <= range.e.c; ++i) cDg.schema[i - range.s.c].title = XLSX.utils.encode_col(i);
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2017-08-09 22:40:01 +00:00
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document.getElementById('xport').disabled = false;
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if(typeof console !== 'undefined') console.log("output", new Date());
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}
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function doit() {
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var new_wb = XLSX.utils.book_new();
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var new_ws = XLSX.utils.aoa_to_sheet(cDg.data);
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XLSX.utils.book_append_sheet(new_wb, new_ws, 'SheetJS');
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var wbout = XLSX.write(new_wb, {bookType:'xlsx', bookSST:true, type:'binary'});
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var fname = 'sheetjs.xlsx';
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try {
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saveAs(new Blob([s2ab(wbout)],{type:"application/octet-stream"}), fname);
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} catch(e) { if(typeof console != 'undefined') console.log(e, wbout); }
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}
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var drop = document.getElementById('drop');
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function handleDrop(e) {
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e.stopPropagation();
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e.preventDefault();
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rABS = document.getElementsByName("userabs")[0].checked;
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var files = e.dataTransfer.files;
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var f = files[0];
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{
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var reader = new FileReader();
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//var name = f.name;
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reader.onload = function(e) {
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if(typeof console !== 'undefined') console.log("onload", new Date(), rABS);
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var data = e.target.result;
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{
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var wb;
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if(rABS) {
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wb = X.read(data, {type: 'binary'});
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} else {
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var arr = fixdata(data);
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wb = X.read(btoa(arr), {type: 'base64'});
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}
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process_wb(wb);
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}
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};
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if(rABS) reader.readAsBinaryString(f);
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else reader.readAsArrayBuffer(f);
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}
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}
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function handleDragover(e) {
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e.stopPropagation();
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e.preventDefault();
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e.dataTransfer.dropEffect = 'copy';
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}
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if(drop.addEventListener) {
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drop.addEventListener('dragenter', handleDragover, false);
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drop.addEventListener('dragover', handleDragover, false);
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drop.addEventListener('drop', handleDrop, false);
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}
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var xlf = document.getElementById('xlf');
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function handleFile(e) {
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rABS = document.getElementsByName("userabs")[0].checked;
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var files = e.target.files;
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var f = files[0];
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{
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var reader = new FileReader();
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//var name = f.name;
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reader.onload = function(e) {
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if(typeof console !== 'undefined') console.log("onload", new Date(), rABS);
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var data = e.target.result;
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{
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var wb;
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if(rABS) {
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wb = X.read(data, {type: 'binary'});
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} else {
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var arr = fixdata(data);
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wb = X.read(btoa(arr), {type: 'base64'});
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}
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process_wb(wb);
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}
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};
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if(rABS) reader.readAsBinaryString(f);
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else reader.readAsArrayBuffer(f);
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}
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}
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if(xlf.addEventListener) xlf.addEventListener('change', handleFile, false);
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</script>
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<script type="text/javascript">
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var _gaq = _gaq || [];
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_gaq.push(['_setAccount', 'UA-36810333-1']);
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_gaq.push(['_trackPageview']);
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(function() {
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var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
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ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
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var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
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})();
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</script>
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</body>
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</html>
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