ftp improved

src/main/java/cz/kamma/kfmanager/service/FtpService.java

@@ -489,6 +489,17 @@ public class FtpService {
         return pwd;
     }
 
+    /**
+     * Explicitly close connection for a profile if any is cached.
+     * Note: Current infrastructure creates/closes connections per operation,
+     * but this provides a hook for future persistent connection management.
+     */
+    public static void disconnect(FtpProfile profile) {
+        if (profile == null) return;
+        log("DISCONNECT requested for profile: " + profile.getName() + " (" + profile.getHost() + ")");
+        // When persistent connections are implemented, they should be closed here.
+    }
+
     /**
      * Parse an FTP URL (ftp://host:port/path) and find matching profile from AppConfig.
      */
@@ -527,7 +538,7 @@ public class FtpService {
         return FTP_PREFIX + profile.getHost() + ":" + profile.getPort() + remotePath;
     }
 
-    private static String getNameFromPath(String path) {
+    public static String getNameFromPath(String path) {
         if (path == null || path.equals("/") || path.isEmpty()) return "";
         int lastSlash = path.lastIndexOf('/');
         return path.substring(lastSlash + 1);

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

@@ -29,6 +29,12 @@ public class FileEditor extends JFrame {
     private boolean readOnly;
     private JLabel statusPosLabel;
     private JLabel statusSelLabel;
+    
+    // FTP upload support
+    private cz.kamma.kfmanager.model.FtpProfile ftpProfile;
+    private String ftpPath;
+    private Runnable onSaveSuccess;
+
     // Hex view support
     private boolean hexMode = false;
     private byte[] fileBytes = null;
@@ -112,6 +118,15 @@ public class FileEditor extends JFrame {
         });
     }
     
+    /**
+     * Set FTP details for automatic upload after saving.
+     */
+    public void setFtpDetails(cz.kamma.kfmanager.model.FtpProfile profile, String remotePath, Runnable onSaveSuccess) {
+        this.ftpProfile = profile;
+        this.ftpPath = remotePath;
+        this.onSaveSuccess = onSaveSuccess;
+    }
+
     private void initSearchPanel() {
         searchPanel = new JPanel(new FlowLayout(FlowLayout.LEFT, 5, 2));
         searchPanel.setBorder(BorderFactory.createMatteBorder(0, 0, 1, 0, Color.GRAY));
@@ -959,7 +974,7 @@ public class FileEditor extends JFrame {
     }
     
     private void loadFile() {
-        if (virtualPath != null) {
+        if (virtualPath != null && ftpProfile == null) {
             try {
                 fileBytes = cz.kamma.kfmanager.service.FileOperations.readFileFromArchive(file, virtualPath);
                 boolean binary = isBinary(fileBytes);
@@ -1212,6 +1227,40 @@ public class FileEditor extends JFrame {
             Files.write(file.toPath(), content.getBytes("UTF-8"));
             modified = false;
             updateTitle();
+            
+            if (ftpProfile != null && ftpPath != null) {
+                final cz.kamma.kfmanager.model.FtpProfile finalProfile = ftpProfile;
+                final String finalPath = ftpPath;
+                final File finalFile = file;
+
+                // Use the main window's common operation runner if possible, or just background it here.
+                // Since FileEditor works standalone too, we'll use a simple SwingWorker.
+                new SwingWorker<Void, Void>() {
+                    @Override
+                    protected Void doInBackground() throws Exception {
+                        cz.kamma.kfmanager.service.FtpService.uploadFile(finalProfile, finalFile, finalPath, null);
+                        return null;
+                    }
+
+                    @Override
+                    protected void done() {
+                        try {
+                            get();
+                            if (onSaveSuccess != null) {
+                                onSaveSuccess.run();
+                            }
+                            JOptionPane.showMessageDialog(FileEditor.this, "File saved and uploaded to FTP", "Success", JOptionPane.INFORMATION_MESSAGE);
+                        } catch (Exception ex) {
+                            JOptionPane.showMessageDialog(FileEditor.this,
+                                "Successfully saved locally, but failed to upload to FTP:\n" + ex.getMessage(),
+                                "FTP Upload Error",
+                                JOptionPane.ERROR_MESSAGE);
+                        }
+                    }
+                }.execute();
+                return; // message handled in SwingWorker
+            }
+
             JOptionPane.showMessageDialog(this, 
                     "File saved", 
                     "Success", 

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

@@ -440,6 +440,8 @@ public class FilePanel extends JPanel {
         // Extract display name from FTP URL for tab title
         String tabTitle = getFtpTabTitle(ftpPath);
 
+        applyConfiguredAppearance(tab);
+
         tabbedPane.addTab(tabTitle, tab);
         tabbedPane.setSelectedComponent(tab);
 
@@ -788,9 +790,11 @@ public class FilePanel extends JPanel {
             Component comp = tabbedPane.getComponentAt(i);
             if (comp instanceof FilePanelTab tab && tab.isFtpTab()) {
                 if (tabbedPane.getTabCount() > 1) {
+                    tab.cleanup();
                     tabbedPane.removeTabAt(i);
                 } else {
                     // If it's the last tab, reset it to home instead of removing
+                    tab.cleanup();
                     tab.loadDirectory(new File(System.getProperty("user.home")));
                 }
             }
@@ -805,6 +809,10 @@ public class FilePanel extends JPanel {
     public void closeCurrentTab() {
         int index = tabbedPane.getSelectedIndex();
         if (index >= 0 && tabbedPane.getTabCount() > 1) {
+            Component comp = tabbedPane.getComponentAt(index);
+            if (comp instanceof FilePanelTab tab) {
+                tab.cleanup();
+            }
             tabbedPane.removeTabAt(index);
             updatePathField();
             updateTabStyles();

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

@@ -1624,8 +1624,14 @@ public class FilePanelTab extends JPanel {
      */
     public void navigateFtpUp() {
         if (ftpCurrentPath == null || ftpCurrentPath.equals("/")) return;
+        String previousDirName = FtpService.getNameFromPath(ftpCurrentPath);
         String parentPath = FtpService.getParentPath(ftpCurrentPath);
-        loadFtpDirectory(parentPath, true, true);
+        loadFtpDirectory(parentPath, false, true);
+        
+        // Select the directory we just left
+        if (previousDirName != null && !previousDirName.isEmpty()) {
+            SwingUtilities.invokeLater(() -> selectItemByName(previousDirName));
+        }
     }
 
     /**
@@ -4323,6 +4329,15 @@ public class FilePanelTab extends JPanel {
         updateSortButtonsDisplay();
     }
 
+    /**
+     * Cleanup resources when tab is closed.
+     */
+    public void cleanup() {
+        if (isFtpTab && ftpProfile != null) {
+            FtpService.disconnect(ftpProfile);
+        }
+    }
+
     // Getters
     public JTable getFileTable() {
         return fileTable;

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

@@ -17,6 +17,7 @@ import java.awt.datatransfer.DataFlavor;
 import java.awt.event.*;
 import java.io.File;
 import java.io.IOException;
+import java.nio.file.Files;
 import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -2437,6 +2438,30 @@ public class MainWindow extends JFrame {
             return;
         }
 
+        if (item.isFtp()) {
+            try {
+                File tempFile = Files.createTempFile("kf-ftp-view-", "-" + item.getName()).toFile();
+                tempFile.deleteOnExit();
+                
+                performFileOperation((cb) -> {
+                    cz.kamma.kfmanager.service.FtpService.downloadFile(item.getFtpProfile(), item.getFtpPath(), tempFile, cb);
+                }, "Download finished", false, false, () -> {
+                    FileEditor viewer = new FileEditor(this, tempFile, item.getFtpPath(), config, true);
+                    viewer.addWindowListener(new java.awt.event.WindowAdapter() {
+                        @Override
+                        public void windowClosed(java.awt.event.WindowEvent e) {
+                            try { tempFile.delete(); } catch(Exception ignore) {}
+                            requestFocusInActivePanel();
+                        }
+                    });
+                    viewer.setVisible(true);
+                });
+            } catch (IOException e) {
+                JOptionPane.showMessageDialog(this, "Could not create temp file: " + e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
+            }
+            return;
+        }
+        
         File file = item.getFile();
         
     // Removed previous 10 MB limit: allow opening large files in the viewer (paged hex will stream large binaries).
@@ -2465,6 +2490,49 @@ public class MainWindow extends JFrame {
             return;
         }
 
+        if (item.isFtp()) {
+            try {
+                File tempFile = Files.createTempFile("kf-ftp-edit-", "-" + item.getName()).toFile();
+                tempFile.deleteOnExit();
+
+                performFileOperation((cb) -> {
+                    cz.kamma.kfmanager.service.FtpService.downloadFile(item.getFtpProfile(), item.getFtpPath(), tempFile, cb);
+                }, "Download finished", false, false, () -> {
+                    // Check if an external editor is configured
+                    String ext = config.getExternalEditorPath();
+                    if (ext != null && !ext.trim().isEmpty()) {
+                        try {
+                            java.util.List<String> cmd = new java.util.ArrayList<>();
+                            cmd.add(ext);
+                            cmd.add(tempFile.getAbsolutePath());
+                            Process p = new ProcessBuilder(cmd).start();
+                            // Optional: Monitor process to upload back on exit?
+                            // For now internal editor is safer for auto-upload.
+                        } catch (Exception ex) {
+                            JOptionPane.showMessageDialog(this, "External editor failed: " + ex.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
+                        }
+                    }
+
+                    FileEditor editor = new FileEditor(this, tempFile, item.getFtpPath(), config, false);
+                    editor.setFtpDetails(item.getFtpProfile(), item.getFtpPath(), () -> {
+                        // Success callback after upload
+                        if (activePanel != null) activePanel.refresh(false);
+                    });
+                    editor.addWindowListener(new java.awt.event.WindowAdapter() {
+                        @Override
+                        public void windowClosed(java.awt.event.WindowEvent e) {
+                            try { tempFile.delete(); } catch(Exception ignore) {}
+                            requestFocusInActivePanel();
+                        }
+                    });
+                    editor.setVisible(true);
+                });
+            } catch (IOException e) {
+                JOptionPane.showMessageDialog(this, "Could not create temp file: " + e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
+            }
+            return;
+        }
+        
         File file = item.getFile();
         
         // If an external editor is configured, try launching it with the file path
@@ -3302,9 +3370,7 @@ public class MainWindow extends JFrame {
                     MainWindow.this.toFront();
                     
                     for (FilePanel panel : panelsToRefresh) {
-                        if (panel.getCurrentDirectory() != null) {
+                        panel.refresh(false);
-                            panel.loadDirectory(panel.getCurrentDirectory(), false, false);
-                        }
                     }
 
                     if (postTask != null) {