protected void installDefaults() {
   Color defaultGridColor = UIManager.getColor("Table.gridColor");
   Color defaultForegroundColor = UIManager.getColor("Table.foreground");
   Color defaultBackgroundColor = UIManager.getColor("Table.background");
   Border defaultBorder = UIManager.getBorder("Table.scrollPaneBorder");
   Color defaultSelectionForeground = UIManager.getColor("Table.selectionForeground");
   Color defaultSelectionBackground = UIManager.getColor("Table.selectionBackground");
   Color defaultFocusCellForeground = UIManager.getColor("Table.focusCellForeground");
   Color defaultFocusCellBackground = new Color(153, 153, 204);
   Font defaultFont = UIManager.getFont("Table.font");
   Border defaultGridBorder = UIManager.getBorder("Table.border");
   InputMap inputMap = (InputMap) UIManager.get("Table.ancestorInputMap");
   if (!installed) {
     UIManager.getDefaults().put("Grid.gridColor", defaultGridColor);
     UIManager.getDefaults().put("Grid.foreground", defaultForegroundColor);
     UIManager.getDefaults().put("Grid.background", defaultBackgroundColor);
     UIManager.getDefaults().put("Grid.selectionForegroundColor", defaultSelectionForeground);
     UIManager.getDefaults().put("Grid.selectionBackgroundColor", defaultSelectionBackground);
     UIManager.getDefaults().put("Grid.focusForegroundColor", defaultFocusCellForeground);
     UIManager.getDefaults().put("Grid.focusBackgroundColor", defaultFocusCellBackground);
     UIManager.getDefaults().put("Grid.border", defaultGridBorder);
     UIManager.getDefaults().put("Grid.font", defaultFont);
     UIManager.getDefaults().put("Grid.scrollPaneBorder", defaultBorder);
     UIManager.getDefaults().put("Grid.ancestorInputMap", inputMap);
     installed = true;
   }
   Color foregroundColor = grid.getForeground();
   Color backgroundColor = grid.getBackground();
   Font font = grid.getFont();
   Border border = grid.getBorder();
   Color gridColor = grid.getGridColor();
   Color selectionForeground = grid.getSelectionForegroundColor();
   Color selectionBackground = grid.getSelectionBackgroundColor();
   Color focusForeground = grid.getFocusForegroundColor();
   Color focusBackground = grid.getFocusBackgroundColor();
   if (foregroundColor == null || foregroundColor instanceof UIResource)
     grid.setForeground(defaultForegroundColor);
   if (backgroundColor == null || backgroundColor instanceof UIResource)
     grid.setBackground(defaultBackgroundColor);
   if (font == null || font instanceof UIResource) grid.setFont(defaultFont);
   if (gridColor == null || gridColor instanceof UIResource) grid.setGridColor(defaultGridColor);
   if (border == null || border instanceof UIResource) grid.setBorder(defaultGridBorder);
   if (selectionForeground == null || selectionForeground instanceof UIResource)
     grid.setSelectionForegroundColor(defaultSelectionForeground);
   if (selectionBackground == null || selectionBackground instanceof UIResource)
     grid.setSelectionBackgroundColor(defaultSelectionBackground);
   if (focusForeground == null || focusForeground instanceof UIResource)
     grid.setFocusForegroundColor(defaultFocusCellForeground);
   if (focusBackground == null || focusBackground instanceof UIResource)
     grid.setFocusBackgroundColor(defaultFocusCellBackground);
 }
  public FileTextFieldImpl(
      final JTextField field,
      Finder finder,
      LookupFilter filter,
      Map<String, String> macroMap,
      final Disposable parent) {
    myPathTextField = field;
    myMacroMap = new TreeMap<String, String>();
    myMacroMap.putAll(macroMap);

    final InputMap listMap = (InputMap) UIManager.getDefaults().get("List.focusInputMap");
    final KeyStroke[] listKeys = listMap.keys();
    myDisabledTextActions = new HashSet<Action>();
    for (KeyStroke eachListStroke : listKeys) {
      final String listActionID = (String) listMap.get(eachListStroke);
      if ("selectNextRow".equals(listActionID) || "selectPreviousRow".equals(listActionID)) {
        final Object textActionID = field.getInputMap().get(eachListStroke);
        if (textActionID != null) {
          final Action textAction = field.getActionMap().get(textActionID);
          if (textAction != null) {
            myDisabledTextActions.add(textAction);
          }
        }
      }
    }

    final FileTextFieldImpl assigned = (FileTextFieldImpl) myPathTextField.getClientProperty(KEY);
    if (assigned != null) {
      assigned.myFinder = finder;
      assigned.myFilter = filter;
      return;
    }

    myPathTextField.putClientProperty(KEY, this);
    final boolean headless = ApplicationManager.getApplication().isUnitTestMode();

    myUiUpdater = new MergingUpdateQueue("FileTextField.UiUpdater", 200, false, myPathTextField);
    if (!headless) {
      new UiNotifyConnector(myPathTextField, myUiUpdater);
    }

    myFinder = finder;
    myFilter = filter;

    myFileSpitRegExp = myFinder.getSeparator().replaceAll("\\\\", "\\\\\\\\");

    myPathTextField
        .getDocument()
        .addDocumentListener(
            new DocumentListener() {
              public void insertUpdate(final DocumentEvent e) {
                processTextChanged();
              }

              public void removeUpdate(final DocumentEvent e) {
                processTextChanged();
              }

              public void changedUpdate(final DocumentEvent e) {
                processTextChanged();
              }
            });

    myPathTextField.addKeyListener(
        new KeyAdapter() {
          public void keyPressed(final KeyEvent e) {
            processListSelection(e);
          }
        });

    myPathTextField.addFocusListener(
        new FocusAdapter() {
          public void focusLost(final FocusEvent e) {
            closePopup();
          }
        });

    myCancelAction = new CancelAction();

    new LazyUiDisposable<FileTextFieldImpl>(parent, field, this) {
      protected void initialize(
          @NotNull Disposable parent, @NotNull FileTextFieldImpl child, @Nullable Project project) {
        Disposer.register(child, myUiUpdater);
      }
    };
  }