refactoring

Author: JavaSaBr

src/com/ss/editor/ui/component/editor/impl/scene/AbstractSceneFileEditor.java

@@ -890,9 +890,11 @@ protected void dragDropped(@NotNull final DragEvent dragEvent) {
 
         for (final File file : files) {
 
-            if (file.getName().endsWith(FileExtensions.JME_OBJECT)) {
+            final String name = file.getName();
+
+            if (name.endsWith(FileExtensions.JME_OBJECT)) {
                 addNewModel(dragEvent, file.toPath());
-            } else if (file.getName().endsWith(FileExtensions.JME_MATERIAL)) {
+            } else if (name.endsWith(FileExtensions.JME_MATERIAL)) {
                 applyMaterial(dragEvent, file.toPath());
             }
         }
@@ -910,6 +912,21 @@ protected void dragOver(@NotNull final DragEvent dragEvent) {
             return;
         }
 
+        int count = 0;
+
+        for (final File file : files) {
+
+            final String name = file.getName();
+
+            if (name.endsWith(FileExtensions.JME_OBJECT)) {
+                count++;
+            } else if (name.endsWith(FileExtensions.JME_MATERIAL)) {
+                count++;
+            }
+        }
+
+        if (count < 1) return;
+
         final Set<TransferMode> transferModes = dragboard.getTransferModes();
         final boolean isCopy = transferModes.contains(TransferMode.COPY);