From 6ee3bc8201bc6200b2777bd799eff3d37fad3b23 Mon Sep 17 00:00:00 2001
From: Radek Davidek <rdavidek@trask.cz>
Date: Wed, 21 Jan 2026 10:24:30 +0100
Subject: [PATCH] change indicator

---
 .../cz/kamma/kfmanager/model/FileItem.java    |  9 ++++
 .../cz/kamma/kfmanager/ui/FilePanelTab.java   | 43 ++++++++++++++++++-
 2 files changed, 51 insertions(+), 1 deletion(-)

diff --git a/src/main/java/cz/kamma/kfmanager/model/FileItem.java b/src/main/java/cz/kamma/kfmanager/model/FileItem.java
index a51025d..1de5794 100644
--- a/src/main/java/cz/kamma/kfmanager/model/FileItem.java
+++ b/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) {
@@ -101,6 +102,14 @@ public class FileItem {
     public void toggleMarked() {
         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
diff --git a/src/main/java/cz/kamma/kfmanager/ui/FilePanelTab.java b/src/main/java/cz/kamma/kfmanager/ui/FilePanelTab.java
index 0a5cad0..8ba63b9 100644
--- a/src/main/java/cz/kamma/kfmanager/ui/FilePanelTab.java
+++ b/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;
@@ -967,6 +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;
         
@@ -978,11 +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
@@ -1006,6 +1025,24 @@ public class FilePanelTab extends JPanel {
                 }
             }
             fileTable.repaint();
+
+            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();
+            }
         });
     }
 
@@ -2177,6 +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));