--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/OrthancServer/OrthancExplorer/file-upload.js	Wed Jun 10 20:30:34 2020 +0200
@@ -0,0 +1,116 @@
+var pendingUploads = [];
+var currentUpload = 0;
+var totalUpload = 0;
+var alreadyInitialized = false; // trying to debug Orthanc issue #1
+
+$(document).ready(function() {
+  if (alreadyInitialized) {
+    console.log("Orthanc issue #1: the fileupload has been initialized twice !");
+  } else {
+    alreadyInitialized = true;
+  }
+  
+  // Initialize the jQuery File Upload widget:
+  $('#fileupload').fileupload({
+    //dataType: 'json',
+    //maxChunkSize: 500,
+    //sequentialUploads: true,
+    limitConcurrentUploads: 3,
+    add: function (e, data) {
+      pendingUploads.push(data);
+    }
+  })
+    .bind('fileuploadstop', function(e, data) {
+      $('#upload-button').removeClass('ui-disabled');
+      //$('#upload-abort').addClass('ui-disabled');
+      $('#progress .bar').css('width', '100%');
+      if ($('#progress .label').text() != 'Failure')
+        $('#progress .label').text('Done');
+    })
+    .bind('fileuploadfail', function(e, data) {
+      $('#progress .bar')
+        .css('width', '100%')
+        .css('background-color', 'red');
+      $('#progress .label').text('Failure');
+    })
+    .bind('fileuploaddrop', function (e, data) {
+      console.log("dropped " + data.files.length + " files: ", data);
+      appendFilesToUploadList(data.files);
+    })
+    .bind('fileuploadsend', function (e, data) {
+      // Update the progress bar. Note: for some weird reason, the
+      // "fileuploadprogressall" does not work under Firefox.
+      var progress = parseInt(currentUpload / totalUploads * 100, 10);
+      currentUpload += 1;
+      $('#progress .label').text('Uploading: ' + progress + '%');
+      $('#progress .bar')
+        .css('width', progress + '%')
+        .css('background-color', 'green');
+    });
+});
+
+function appendFilesToUploadList(files) {
+  var target = $('#upload-list');
+  $.each(files, function (index, file) {
+    target.append('<li class="pending-file">' + file.name + '</li>');
+  });
+  target.listview('refresh');
+}
+
+$('#fileupload').live('change', function (e) {
+  appendFilesToUploadList(e.target.files);
+})
+
+
+function ClearUploadProgress()
+{
+  $('#progress .label').text('');
+  $('#progress .bar').css('width', '0%').css('background-color', '#333');
+}
+
+$('#upload').live('pagebeforeshow', function() {
+  if (navigator.userAgent.toLowerCase().indexOf('firefox') == -1) {
+    $("#issue-21-warning").css('display', 'none');
+  }
+
+  ClearUploadProgress();
+});
+
+$('#upload').live('pageshow', function() {
+  $('#fileupload').fileupload('enable');
+});
+
+$('#upload').live('pagehide', function() {
+  $('#fileupload').fileupload('disable');
+});
+
+
+$('#upload-button').live('click', function() {
+  var pu = pendingUploads;
+  pendingUploads = [];
+
+  $('.pending-file').remove();
+  $('#upload-list').listview('refresh');
+  ClearUploadProgress();
+
+  currentUpload = 1;
+  totalUploads = pu.length + 1;
+  if (pu.length > 0) {
+    $('#upload-button').addClass('ui-disabled');
+    //$('#upload-abort').removeClass('ui-disabled');
+  }
+
+  for (var i = 0; i < pu.length; i++) {
+    pu[i].submit();
+  }
+});
+
+$('#upload-clear').live('click', function() {
+  pendingUploads = [];
+  $('.pending-file').remove();
+  $('#upload-list').listview('refresh');
+});
+
+/*$('#upload-abort').live('click', function() {
+  $('#fileupload').fileupload().abort();
+  });*/