'#43 Adds a distinct tree icon for report folders (decoded data that has

children), as the Leapp Report.

iped-app/src/main/java/iped/app/ui/IconManager.java

@@ -61,6 +61,10 @@ public class IconManager {
 
     private static final String folderOpenedKey = "folder-opened";
     private static final String folderClosedKey = "folder-closed";
+
+    private static final String reportFolderIcon = "reportfolder";
+    private static final String reportFolderOpenedIcon = "reportfolder";
+
     private static final String diskKey = "drive";
     private static final String fileKey = "file";
 
@@ -114,6 +118,10 @@ public static Icon getFolderIcon(boolean isOpened) {
         return getTreeIcon(isOpened ? folderOpenedKey : folderClosedKey);
     }
 
+    public static Icon getReportFolderIcon(boolean isOpened) {
+        return getTreeIcon(isOpened ? reportFolderOpenedIcon : reportFolderIcon);
+    }
+
     public static Icon getFolderIconGallery() {
         return getFolderIconGallery(false);
     }

iped-app/src/main/java/iped/app/ui/TreeCellRenderer.java

@@ -29,6 +29,7 @@
 import iped.app.ui.TreeViewModel.Node;
 import iped.engine.task.index.IndexItem;
 import iped.properties.BasicProps;
+import iped.properties.ExtraProperties;
 
 public class TreeCellRenderer extends DefaultTreeCellRenderer {
 
@@ -43,10 +44,15 @@ public Component getTreeCellRendererComponent(JTree tree, Object value, boolean
         boolean isDir = Boolean.valueOf(node.getDoc().get(IndexItem.ISDIR)) || node.docId == -1;
         super.getTreeCellRendererComponent(tree, value, selected, expanded, !isDir, row, hasFocus);
 
+        boolean isDecodedReport = Boolean.valueOf(node.getDoc().get(ExtraProperties.DECODED_DATA));
+        isDecodedReport = isDecodedReport && Boolean.valueOf(node.getDoc().get(BasicProps.HASCHILD));
+
         if (row == 0) {
             setIcon(rootIcon);
         } else if (isDir) {
             setIcon(IconManager.getFolderIcon(expanded));
+        } else if (isDecodedReport) {
+            setIcon(IconManager.getReportFolderIcon(expanded));
         } else {
             Document doc = node.getDoc();
             String type = doc.get(BasicProps.TYPE);