fixed inline search

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

@@ -86,9 +86,10 @@ public class FilePanelTab extends JPanel {
     private boolean active = false;
     private final Map<String, Long> changeTimestamps = new HashMap<>();
     private static final long CHANGE_HIGHLIGHT_DURATION = 500; // 0.5 seconds per item
-    private String ctrlAltTypeBuffer = "";
+    private final List<FileItem> allItems = new ArrayList<>();
-    private long ctrlAltTypeLastTs = 0L;
+    private JTextField filterTextField;
-    private static final long CTRL_ALT_TYPE_RESET_MS = 1200;
+    private JPanel filterPanel;
+    private boolean searchModeActive = false;
     
     public FilePanelTab(String initialPath) {
         this(initialPath, true);
@@ -344,6 +345,39 @@ public class FilePanelTab extends JPanel {
     private void initComponents() {
         setLayout(new BorderLayout());
         
+        // Filter panel for search
+        filterPanel = new JPanel(new BorderLayout());
+        filterTextField = new JTextField();
+        filterTextField.getDocument().addDocumentListener(new javax.swing.event.DocumentListener() {
+            @Override
+            public void insertUpdate(javax.swing.event.DocumentEvent e) { updateFilter(); }
+            @Override
+            public void removeUpdate(javax.swing.event.DocumentEvent e) { updateFilter(); }
+            @Override
+            public void changedUpdate(javax.swing.event.DocumentEvent e) { updateFilter(); }
+        });
+        filterTextField.addKeyListener(new java.awt.event.KeyAdapter() {
+            @Override
+            public void keyPressed(KeyEvent e) {
+                if (e.getKeyCode() == KeyEvent.VK_ESCAPE) {
+                    exitSearchMode();
+                    e.consume();
+                } else if (e.getKeyCode() == KeyEvent.VK_ENTER) {
+                    FileItem selected = getFocusedItem();
+                    exitSearchMode();
+                    if (selected != null) {
+                        selectItemByName(selected.getName(), true);
+                    }
+                    e.consume();
+                } else if (e.getKeyCode() == KeyEvent.VK_UP || e.getKeyCode() == KeyEvent.VK_DOWN) {
+                    fileTable.dispatchEvent(e);
+                }
+            }
+        });
+        filterPanel.add(new JLabel(" Search: "), BorderLayout.WEST);
+        filterPanel.add(filterTextField, BorderLayout.CENTER);
+        filterPanel.setVisible(false);
+
     // Table showing files
         tableModel = new FileTableModel();
         // Use a custom JTable subclass to intercept mouse events so that mouse-driven
@@ -942,7 +976,11 @@ public class FilePanelTab extends JPanel {
     });
 
     add(briefSortPanel, BorderLayout.NORTH);
-    add(cardPanel, BorderLayout.CENTER);
+    
+    JPanel centerPanel = new JPanel(new BorderLayout());
+    centerPanel.add(cardPanel, BorderLayout.CENTER);
+    centerPanel.add(filterPanel, BorderLayout.SOUTH);
+    add(centerPanel, BorderLayout.CENTER);
         
     // Status bar
         statusLabel = new JLabel(" ");
@@ -1026,7 +1064,10 @@ public class FilePanelTab extends JPanel {
                     toggleSelectionAndMoveDown();
                     e.consume();
                 } else if (e.getKeyCode() == java.awt.event.KeyEvent.VK_ESCAPE) {
-                    if (fileTable.isEditing()) {
+                    if (searchModeActive) {
+                        exitSearchMode();
+                        e.consume();
+                    } else if (fileTable.isEditing()) {
                         fileTable.getCellEditor().cancelCellEditing();
                         e.consume();
                     } else {
@@ -1077,34 +1118,62 @@ public class FilePanelTab extends JPanel {
 
     private void handleCtrlAltTypeSearch(char c) {
         if (inlineRenameActive || fileTable.isEditing()) return;
-        long now = System.currentTimeMillis();
+        
-        if (now - ctrlAltTypeLastTs > CTRL_ALT_TYPE_RESET_MS) {
+        if (!searchModeActive) {
-            ctrlAltTypeBuffer = "";
+            enterSearchMode();
         }
-        ctrlAltTypeLastTs = now;
+        
-        ctrlAltTypeBuffer += Character.toLowerCase(c);
+        String currentText = filterTextField.getText();
+        filterTextField.setText(currentText + c);
+        filterTextField.requestFocusInWindow();
+    }
 
-        String match = findFirstItemStartingWith(ctrlAltTypeBuffer);
+    private void enterSearchMode() {
-        if (match == null && ctrlAltTypeBuffer.length() > 1) {
+        searchModeActive = true;
-            ctrlAltTypeBuffer = String.valueOf(Character.toLowerCase(c));
+        filterTextField.setText("");
-            match = findFirstItemStartingWith(ctrlAltTypeBuffer);
+        filterPanel.setVisible(true);
-        }
+        revalidate();
-        if (match != null) {
+        repaint();
-            selectItemByName(match, true);
+    }
+
+    private void exitSearchMode() {
+        searchModeActive = false;
+        filterPanel.setVisible(false);
+        filterTextField.setText("");
+        revalidate();
+        repaint();
+        
+        // Restore all items
+        tableModel.setItems(new ArrayList<>(allItems));
+        fileTable.requestFocusInWindow();
+    }
+
+    private void updateFilter() {
+        if (!searchModeActive) return;
+        String filterText = filterTextField.getText();
+        List<FileItem> filteredItems = applyFilter(new ArrayList<>(allItems), filterText);
+        tableModel.setItems(filteredItems);
+        
+        if (filteredItems.size() > 0) {
+            fileTable.setRowSelectionInterval(0, 0);
         }
     }
 
-    private String findFirstItemStartingWith(String prefix) {
+    private List<FileItem> applyFilter(List<FileItem> items, String filterText) {
-        if (prefix == null || prefix.isEmpty()) return null;
+        if (filterText == null || filterText.isEmpty()) return items;
-        String p = prefix.toLowerCase(Locale.ROOT);
+        String lowerFilter = filterText.toLowerCase(Locale.ROOT);
-        for (FileItem item : tableModel.items) {
+        List<FileItem> result = new ArrayList<>();
-            if (item == null) continue;
+        for (FileItem item : items) {
-            String name = item.getName();
+            // Always keep ".." if it exists
-            if (name != null && name.toLowerCase(Locale.ROOT).startsWith(p)) {
+            if (item.getName().equals("..")) {
-                return name;
+                result.add(item);
+                continue;
+            }
+            if (item.getName().toLowerCase(Locale.ROOT).contains(lowerFilter)) {
+                result.add(item);
             }
         }
-        return null;
+        return result;
     }
 
     private static char keyCodeToChar(int keyCode, boolean shift) {
@@ -1356,6 +1425,15 @@ public class FilePanelTab extends JPanel {
         
         List<FileItem> items = (preloadedItems != null) ? preloadedItems : createFileItemList(directory);
         
+        // Save copy of all items for filtering
+        allItems.clear();
+        allItems.addAll(items);
+        
+        // Apply filter if search mode is active
+        if (searchModeActive) {
+            items = applyFilter(items, filterTextField.getText());
+        }
+
         // Only update the model if items have actually changed
         boolean itemsChanged = !isSameContent(items, tableModel.items);
         if (itemsChanged) {