Add callback to fileUploading drag-n-drop

resources/sys/wde/file-view.js

@@ -6,7 +6,7 @@ class FileView{
     * @param {Function} doubleClickCallback
     * @param {Function} rightClickCallback
     */
-    constructor(fileViewElem, doubleClickCallback, rightClickCallback){
+    constructor(fileViewElem, doubleClickCallback, rightClickCallback, fileUploadCallback){
         //TODO check all params
         this.parentElem = fileViewElem
 
@@ -33,6 +33,23 @@ class FileView{
             this.Select([event.target])
             rightClickCallback(event)
         })
+
+        if (fileUploadCallback !== undefined) {
+            fileViewElem.addEventListener('dragenter', function(event) {
+                // console.log("start")
+            })
+
+            fileViewElem.addEventListener('dragover', function(event) {
+                event.preventDefault();
+                // console.log("over")
+            })
+
+            fileViewElem.addEventListener("drop", (event) => {
+                event.preventDefault();
+                // console.log(event.dataTransfer.items[0])
+                fileUploadCallback(event.dataTransfer.items)
+            })
+        }
     }
 
     /**