change indicator

src/main/java/cz/kamma/kfmanager/model/FileItem.java

@@ -18,6 +18,7 @@ public class FileItem {
     private final boolean isDirectory;
     private final Icon icon;
     private boolean marked;
+    private boolean recentlyChanged;
     private String displayPath;
 
     public FileItem(File file) {
@@ -102,6 +103,14 @@ public class FileItem {
         this.marked = !this.marked;
     }
 
+    public boolean isRecentlyChanged() {
+        return recentlyChanged;
+    }
+
+    public void setRecentlyChanged(boolean recentlyChanged) {
+        this.recentlyChanged = recentlyChanged;
+    }
+    
     /**
      * Format file size into a human-readable string
      */

src/main/java/cz/kamma/kfmanager/ui/FilePanelTab.java

@@ -19,7 +19,9 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Comparator;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipInputStream;
 import java.io.InputStream;
@@ -524,6 +526,7 @@ public class FilePanelTab extends JPanel {
                     lastValidRow = row;
                     lastValidBriefColumn = briefCurrentColumn;
                 }
+                updateStatus();
             } else {
                 // Selection became empty. Attempt to restore it.
                 // We do this even if e.getValueIsAdjusting() is true to prevent temporary selection loss.
@@ -543,6 +546,7 @@ public class FilePanelTab extends JPanel {
                             try {
                                 fileTable.scrollRectToVisible(fileTable.getCellRect(finalRow, finalCol, true));
                             } catch (Exception ignore) {}
+                            updateStatus();
                         }
                     });
                 }
@@ -923,6 +927,7 @@ public class FilePanelTab extends JPanel {
                 if (requestFocus) {
                     fileTable.requestFocusInWindow();
                 }
+                updateStatus();
             });
         } else {
             if (autoSelectFirst && fileTable.getRowCount() > 0) {
@@ -946,9 +951,8 @@ public class FilePanelTab extends JPanel {
                     }
                 });
             }
-        }
-        
             updateStatus();
+        }
         
         // Notify directory change
         if (onDirectoryChanged != null) {
@@ -965,6 +969,20 @@ public class FilePanelTab extends JPanel {
             return;
         }
 
+        // Identify which items are new or have changed metadata (size/date)
+        final List<String> changedNames = new ArrayList<>();
+        Map<String, FileItem> oldItemsMap = new HashMap<>();
+        for (FileItem item : tableModel.items) {
+            oldItemsMap.put(item.getName(), item);
+        }
+        
+        for (FileItem newItem : newItems) {
+            FileItem oldItem = oldItemsMap.get(newItem.getName());
+            if (oldItem == null || !newItem.isSameAs(oldItem)) {
+                changedNames.add(newItem.getName());
+            }
+        }
+
         FileItem focused = getFocusedItem();
         final String focusedName = (focused != null) ? focused.getName() : null;
         
@@ -976,11 +994,14 @@ public class FilePanelTab extends JPanel {
         }
 
         loadDirectory(currentDirectory, false, requestFocus, () -> {
-            // Restore marks
+            // Restore marks and set recentlyChanged flag
             for (FileItem item : tableModel.items) {
                 if (markedNames.contains(item.getName())) {
                     item.setMarked(true);
                 }
+                if (changedNames.contains(item.getName())) {
+                    item.setRecentlyChanged(true);
+                }
             }
             
             // Restore focus
@@ -1004,7 +1025,24 @@ public class FilePanelTab extends JPanel {
                 }
             }
             fileTable.repaint();
-            updateStatus();
+
+            if (!changedNames.isEmpty()) {
+                // Clear the recentlyChanged flag after 2 seconds
+                javax.swing.Timer timer = new javax.swing.Timer(2000, e -> {
+                    boolean found = false;
+                    for (FileItem item : tableModel.items) {
+                        if (item.isRecentlyChanged()) {
+                            item.setRecentlyChanged(false);
+                            found = true;
+                        }
+                    }
+                    if (found) {
+                        fileTable.repaint();
+                    }
+                });
+                timer.setRepeats(false);
+                timer.start();
+            }
         });
     }
 
@@ -2176,6 +2214,10 @@ public class FilePanelTab extends JPanel {
                         int newStyle = baseStyle | Font.BOLD;
                         setFont(baseFont.deriveFont(newStyle));
                         setForeground(markedColor);
+                    } else if (item.isRecentlyChanged()) {
+                        // Highlight recently changed items with bold and a different color
+                        setFont(baseFont.deriveFont(baseStyle | Font.BOLD));
+                        setForeground(new Color(0, 128, 255)); // Bright blue
                     } else {
                         // Preserve whatever style the base font has (do not force plain)
                         setFont(baseFont.deriveFont(baseStyle));
@@ -2318,9 +2360,10 @@ public class FilePanelTab extends JPanel {
             }
         }
         
+        String newStatus;
         if (markedCount > 0) {
-            statusLabel.setText(String.format(" Selected: %d files, %d directories (%s)", 
-                    fileCount, dirCount, FileItem.formatSize(totalSize)));
+            newStatus = String.format(" Selected: %d files, %d directories (%s)", 
+                    fileCount, dirCount, FileItem.formatSize(totalSize));
         } else {
             int selectedRow = fileTable.getSelectedRow();
             if (selectedRow >= 0) {
@@ -2334,22 +2377,26 @@ public class FilePanelTab extends JPanel {
                 if (item != null && !item.getName().equals("..")) {
                     if (item.isDirectory()) {
                         // Always display directory names in square brackets
-                        statusLabel.setText(String.format(" [%s]  |  %s",
+                        newStatus = String.format(" [%s]  |  %s",
                                 item.getName(),
-                                item.getFormattedDate()));
+                                item.getFormattedDate());
                     } else {
-                        statusLabel.setText(String.format(" %s  |  %s  |  %s", 
+                        newStatus = String.format(" %s  |  %s  |  %s", 
                                 item.getName(), 
                                 FileItem.formatSize(item.getSize()),
-                                item.getFormattedDate()));
+                                item.getFormattedDate());
                     }
                 } else {
-                    statusLabel.setText(String.format(" Items: %d", tableModel.items.size()));
+                    newStatus = String.format(" Items: %d", tableModel.items.size());
                 }
             } else {
-                statusLabel.setText(String.format(" Items: %d", tableModel.items.size()));
+                newStatus = String.format(" Items: %d", tableModel.items.size());
             }
         }
+        
+        if (statusLabel != null && !newStatus.equals(statusLabel.getText())) {
+            statusLabel.setText(newStatus);
+        }
     }
 
     /**