refactor

src/main/java/cz/kamma/kfmanager/config/AppConfig.java

@@ -189,6 +189,7 @@ public class AppConfig {
     }
 
     public void saveLeftPanelTabs(java.util.List<String> paths, java.util.List<String> viewModes, java.util.List<String> focusedItems, int selectedIndex) {
+        int old = getLeftPanelTabCount();
         properties.setProperty("leftPanel.tabs.count", String.valueOf(paths.size()));
         for (int i = 0; i < paths.size(); i++) {
             properties.setProperty("leftPanel.tab." + i + ".path", paths.get(i));
@@ -199,6 +200,11 @@ public class AppConfig {
                 properties.remove("leftPanel.tab." + i + ".focusedItem");
             }
         }
+        for (int i = paths.size(); i < old; i++) {
+            properties.remove("leftPanel.tab." + i + ".path");
+            properties.remove("leftPanel.tab." + i + ".viewMode");
+            properties.remove("leftPanel.tab." + i + ".focusedItem");
+        }
         properties.setProperty("leftPanel.selectedIndex", String.valueOf(selectedIndex));
     }
 
@@ -223,6 +229,7 @@ public class AppConfig {
     }
 
     public void saveRightPanelTabs(java.util.List<String> paths, java.util.List<String> viewModes, java.util.List<String> focusedItems, int selectedIndex) {
+        int oldCount = getRightPanelTabCount();
         properties.setProperty("rightPanel.tabs.count", String.valueOf(paths.size()));
         for (int i = 0; i < paths.size(); i++) {
             properties.setProperty("rightPanel.tab." + i + ".path", paths.get(i));
@@ -233,6 +240,11 @@ public class AppConfig {
                 properties.remove("rightPanel.tab." + i + ".focusedItem");
             }
         }
+        for (int i = paths.size(); i < oldCount; i++) {
+            properties.remove("rightPanel.tab." + i + ".path");
+            properties.remove("rightPanel.tab." + i + ".viewMode");
+            properties.remove("rightPanel.tab." + i + ".focusedItem");
+        }
         properties.setProperty("rightPanel.selectedIndex", String.valueOf(selectedIndex));
     }
     

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

@@ -103,9 +103,9 @@ public class FileItem {
     }
     
     /**
-    * Format file size into a human-readable string
+     * Format file size into a human-readable string
      */
-    private String formatSize(long size) {
+    public static String formatSize(long size) {
         if (size < 1024) {
             return size + " B";
         } else if (size < 1024 * 1024) {

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

@@ -1,6 +1,7 @@
 package cz.kamma.kfmanager.ui;
 
 import cz.kamma.kfmanager.config.AppConfig;
+import cz.kamma.kfmanager.model.FileItem;
 
 import javax.swing.*;
 import java.awt.*;
@@ -917,11 +918,11 @@ public class FileEditor extends JDialog {
                 label.setHorizontalAlignment(JLabel.CENTER);
                 scrollPane.setViewportView(label);
                 
-                String statusText = String.format("Obraz: %d x %d px", imgW, imgH);
+                String statusText = String.format("Image: %d x %d px", imgW, imgH);
-                if (scaled) statusText += " (zmenšeno)";
+                if (scaled) statusText += " (scaled)";
                 statusPosLabel.setText(statusText);
                 
-                String labelText = String.format("Velikost: %s", formatSize(file.length()));
+                String labelText = String.format("Size: %s", FileItem.formatSize(file.length()));
                 if (imageFiles.size() > 1) {
                     labelText += String.format("  [%d / %d]", currentImageIndex + 1, imageFiles.size());
                 }
@@ -936,10 +937,10 @@ public class FileEditor extends JDialog {
                     if (hexControlPanel != null) hexControlPanel.setVisible(false);
                 }
             } else {
-                textArea.setText("Chyba: Nepodařilo se načíst obrázek.");
+                textArea.setText("Error: Image could not be loaded.");
             }
         } catch (Exception e) {
-            textArea.setText("Chyba při načítání obrázku: " + e.getMessage());
+            textArea.setText("Error loading image: " + e.getMessage());
         }
     }
 
@@ -974,13 +975,6 @@ public class FileEditor extends JDialog {
         setLocationRelativeTo(getOwner());
     }
 
-    private String formatSize(long size) {
-        if (size < 1024) return size + " B";
-        int exp = (int) (Math.log(size) / Math.log(1024));
-        String pre = "KMGTPE".charAt(exp-1) + "";
-        return String.format("%.1f %sB", size / Math.pow(1024, exp), pre);
-    }
-
     private void initImageList() {
         File parent = file.getParentFile();
         if (parent != null && parent.isDirectory()) {

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

@@ -1770,7 +1770,6 @@ public class FilePanelTab extends JPanel {
         }
         
         // Mark all matching items
-        int matchCount = 0;
         for (FileItem item : tableModel.items) {
             if (item.getName().equals("..")) {
                 continue; // Skip parent directory
@@ -1778,7 +1777,6 @@ public class FilePanelTab extends JPanel {
             
             if (compiledPattern.matcher(item.getName()).matches()) {
                 item.setMarked(true);
-                matchCount++;
             }
         }
         
@@ -2271,7 +2269,7 @@ public class FilePanelTab extends JPanel {
         
         if (markedCount > 0) {
             statusLabel.setText(String.format(" Selected: %d files, %d directories (%s)", 
-                    fileCount, dirCount, formatSize(totalSize)));
+                    fileCount, dirCount, FileItem.formatSize(totalSize)));
         } else {
             int selectedRow = fileTable.getSelectedRow();
             if (selectedRow >= 0) {
@@ -2291,7 +2289,7 @@ public class FilePanelTab extends JPanel {
                     } else {
                         statusLabel.setText(String.format(" %s  |  %s  |  %s", 
                                 item.getName(), 
-                                formatSize(item.getSize()),
+                                FileItem.formatSize(item.getSize()),
                                 item.getFormattedDate()));
                     }
                 } else {
@@ -2629,18 +2627,6 @@ public class FilePanelTab extends JPanel {
         });
     }
 
-    private String formatSize(long size) {
-        if (size < 1024) {
-            return size + " B";
-        } else if (size < 1024 * 1024) {
-            return String.format("%.1f KB", size / 1024.0);
-        } else if (size < 1024 * 1024 * 1024) {
-            return String.format("%.1f MB", size / (1024.0 * 1024.0));
-        } else {
-            return String.format("%.1f GB", size / (1024.0 * 1024.0 * 1024.0));
-        }
-    }
-    
     // Getters
     public JTable getFileTable() {
         return fileTable;

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

@@ -1,5 +1,7 @@
 package cz.kamma.kfmanager.ui;
 
+import cz.kamma.kfmanager.model.FileItem;
+
 import javax.swing.*;
 import javax.swing.border.EmptyBorder;
 import java.awt.*;
@@ -72,7 +74,7 @@ public class PropertiesDialog extends JDialog {
         addInfoRow(panel, gbc, row++, "Name:", file.getName());
         addInfoRow(panel, gbc, row++, "Path:", file.getAbsolutePath());
         
-        String sizeStr = file.isDirectory() ? "Directory" : formatSize(file.length());
+        String sizeStr = file.isDirectory() ? "Directory" : FileItem.formatSize(file.length());
         addInfoRow(panel, gbc, row++, "Size:", sizeStr);
         
         SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
@@ -340,11 +342,4 @@ public class PropertiesDialog extends JDialog {
         textField.setOpaque(false);
         panel.add(textField, gbc);
     }
-
-    private String formatSize(long bytes) {
-        if (bytes < 1024) return bytes + " B";
-        int exp = (int) (Math.log(bytes) / Math.log(1024));
-        char pre = "KMGTPE".charAt(exp - 1);
-        return String.format("%.1f %cB (%d bytes)", bytes / Math.pow(1024, exp), pre, bytes);
-    }
 }