forked from sheetjs/docs.sheetjs.com
163 lines
4.8 KiB
HTML
163 lines
4.8 KiB
HTML
<!DOCTYPE html>
|
|
<!-- sheetjs (C) 2013-present SheetJS https://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="https://sheetjs.com">SheetJS + canvas-datagrid Demo</a></b>
|
|
|
|
<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="https://cdn.sheetjs.com/xlsx-latest/package/dist/shim.min.js"></script>
|
|
<script src="https://cdn.sheetjs.com/xlsx-latest/package/dist/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, 'SheetJSCanvasDataGridExport.xlsx', {bookSST:true});
|
|
};
|
|
})();
|
|
|
|
(async() => {
|
|
const ab = await(await fetch("https://sheetjs.com/pres.numbers")).arrayBuffer();
|
|
process_wb(XLSX.read(ab));
|
|
})();
|
|
</script>
|
|
<script type="text/javascript">
|
|
/* eslint no-use-before-define:0 */
|
|
var _gaq = _gaq || [];
|
|
_gaq.push(['_setAccount', 'UA-36810333-1']);
|
|
_gaq.push(['_trackPageview']);
|
|
|
|
(function() {
|
|
var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
|
|
ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
|
|
var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
|
|
})();
|
|
</script>
|
|
</body>
|
|
</html>
|