var DemoApp = angular.module('DemoApp', ['dx']);
DemoApp.controller('DemoController', function DemoController($scope) {
$scope.fileUploader = {
name: "file",
accept: "image/*",
uploadUrl: "https://js.devexpress.com/Demos/WidgetsGalleryDataService/api/ChunkUpload",
chunkSize: 200000,
onUploadStarted: onUploadStarted,
onProgress: onUploadProgress
};
});
function onUploadStarted(e) {
getChunkPanel().innerHTML = '';
}
function onUploadProgress(e) {
getChunkPanel().appendChild(addChunkInfo(e.segmentSize, e.bytesLoaded, e.bytesTotal));
}
function addChunkInfo(segmentSize, loaded, total) {
var result = document.createElement("DIV");
result.appendChild(createSpan("Chunk size:"));
result.appendChild(createSpan(getValueInKb(segmentSize), 'segment-size'));
result.appendChild(createSpan(", Uploaded:"));
result.appendChild(createSpan(getValueInKb(loaded), 'loaded-size'));
result.appendChild(createSpan("/"));
result.appendChild(createSpan(getValueInKb(total), 'total-size'));
return result;
}
function getValueInKb(value) {
return (value / 1024).toFixed(0) + "kb";
}
function createSpan(text, className) {
var result = document.createElement("SPAN");
if (className)
result.className = className + " dx-theme-accent-as-text-color";
result.innerText = text;
return result;
}
function getChunkPanel() {
return document.querySelector('.chunk-panel');
}
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>DevExtreme Demo</title>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script>
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.4/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.4/css/dx.light.css" />
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.3.16/angular.min.js"></script>
<script>window.angular || document.write(decodeURIComponent('%3Cscript src="js/angular.min.js"%3E%3C/script%3E'))</script>
<script src="https://cdn3.devexpress.com/jslib/20.2.4/js/dx.all.js"></script>
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="index.js"></script>
</head>
<body class="dx-viewport">
<div class="demo-container" ng-app="DemoApp" ng-controller="DemoController">
<div dx-file-uploader="fileUploader"></div>
<span class="note">Allowed file extensions: <span>.jpg, .jpeg, .gif, .png</span>.</span>
<span class="note">Maximum file size: <span>4 MB.</span></span>
<div class="chunk-panel">
</div>
</div>
</body>
</html>
.chunk-panel {
width: 505px;
height: 165px;
overflow-y: auto;
padding: 18px;
margin-top: 40px;
background-color: rgba(191, 191, 191, 0.15);
}
.segment-size,
.loaded-size {
margin-left: 3px;
}
.note {
display: block;
font-size: 10pt;
color: #484848;
margin-left: 9px;
}
.note > span {
font-weight: 700
}