oops, forgot drag and drop implementation

1 files changed, 25 insertions, 0 deletions

diff --git a/scripts/drag_n_drop.js b/scripts/drag_n_drop.js
new file mode 100644
index 00000000..b5396447
--- /dev/null
+++ b/scripts/drag_n_drop.js
@@ -0,0 +1,25 @@
+$(function() {
+$(document).on('drop', function(e) {
+        e.stopPropagation();
+        e.preventDefault();
+        console.log('document drop');
+        var files = e.originalEvent.dataTransfer.files;
+        var file = files[files.length - 1];
+        var fr = new FileReader();
+        fr.onload = function() {
+            if (fr.readyState != 2) {
+                console.log('error reading from file');
+            } else {
+                console.log(fr.result);
+                graph.load_from_json(fr.result);
+            }
+        }
+        fr.readAsText(file);
+});
+$(document).on('dragover', function (e) 
+{
+      e.stopPropagation();
+      e.preventDefault();
+});
+document.bloated = true;
+});