@Override
  protected JComponent getRowPresentation(
      ParameterTableModelItemBase<ParameterInfoImpl> item,
      boolean selected,
      final boolean focused) {
    final JPanel panel = new JPanel(new BorderLayout());
    final String typeText = item.typeCodeFragment.getText();
    final String separator =
        StringUtil.repeatSymbol(' ', getTypesMaxLength() - typeText.length() + 1);
    String text = typeText + separator + item.parameter.getName();
    final String defaultValue = item.defaultValueCodeFragment.getText();
    String tail = "";
    if (StringUtil.isNotEmpty(defaultValue)) {
      tail += " default value = " + defaultValue;
    }
    if (item.parameter.isUseAnySingleVariable()) {
      if (StringUtil.isNotEmpty(defaultValue)) {
        tail += ";";
      }
      tail += " Use any var.";
    }
    if (!StringUtil.isEmpty(tail)) {
      text += " //" + tail;
    }
    final EditorTextField field =
        new EditorTextField(" " + text, getProject(), getFileType()) {
          @Override
          protected boolean shouldHaveBorder() {
            return false;
          }
        };

    Font font = EditorColorsManager.getInstance().getGlobalScheme().getFont(EditorFontType.PLAIN);
    font = new Font(font.getFontName(), font.getStyle(), 12);
    field.setFont(font);

    if (selected && focused) {
      panel.setBackground(UIUtil.getTableSelectionBackground());
      field.setAsRendererWithSelection(
          UIUtil.getTableSelectionBackground(), UIUtil.getTableSelectionForeground());
    } else {
      panel.setBackground(UIUtil.getTableBackground());
      if (selected && !focused) {
        panel.setBorder(new DottedBorder(UIUtil.getTableForeground()));
      }
    }
    panel.add(field, BorderLayout.WEST);
    return panel;
  }
 private JComponent createRecentProjects() {
   JPanel panel = new JPanel(new BorderLayout());
   panel.add(new NewRecentProjectPanel(this), BorderLayout.CENTER);
   panel.setBackground(getProjectsBackground());
   panel.setBorder(new CustomLineBorder(getSeparatorColor(), JBUI.insetsRight(1)));
   return panel;
 }
 @Override
 public Component getTableCellRendererComponent(
     JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
   if (!table.isCellEditable(row, column)) {
     myBlankPanel.setBackground(
         isSelected ? table.getSelectionBackground() : table.getBackground());
     return myBlankPanel;
   }
   return myDelegate.getTableCellRendererComponent(
       table, value, isSelected, hasFocus, row, column);
 }
  @NotNull
  private JComponent createHintComponent(
      @NotNull String text,
      @NotNull final FindUsagesHandler handler,
      @NotNull final RelativePoint popupPosition,
      final Editor editor,
      @NotNull final Runnable cancelAction,
      final int maxUsages,
      @NotNull final FindUsagesOptions options) {
    JComponent label =
        HintUtil.createInformationLabel(suggestSecondInvocation(options, handler, text + "&nbsp;"));
    InplaceButton button =
        createSettingsButton(handler, popupPosition, editor, maxUsages, cancelAction);

    JPanel panel =
        new JPanel(new BorderLayout()) {
          @Override
          public void addNotify() {
            mySearchEverywhereRunnable =
                new Runnable() {
                  @Override
                  public void run() {
                    searchEverywhere(options, handler, editor, popupPosition, maxUsages);
                  }
                };
            super.addNotify();
          }

          @Override
          public void removeNotify() {
            mySearchEverywhereRunnable = null;
            super.removeNotify();
          }
        };
    button.setBackground(label.getBackground());
    panel.setBackground(label.getBackground());
    label.setOpaque(false);
    label.setBorder(null);
    panel.setBorder(HintUtil.createHintBorder());
    panel.add(label, BorderLayout.CENTER);
    panel.add(button, BorderLayout.EAST);
    return panel;
  }
  public static Pair<JPanel, JBList> createActionGroupPanel(
      ActionGroup action, final JComponent parent, final Runnable backAction) {
    JPanel actionsListPanel = new JPanel(new BorderLayout());
    actionsListPanel.setBackground(getProjectsBackground());
    final JBList list = new JBList(action.getChildren(null));
    list.setBackground(getProjectsBackground());
    list.installCellRenderer(
        new NotNullFunction<AnAction, JComponent>() {
          final JLabel label = new JLabel();

          {
            label.setBorder(JBUI.Borders.empty(3, 7));
          }

          @NotNull
          @Override
          public JComponent fun(AnAction action) {
            label.setText(action.getTemplatePresentation().getText());
            Icon icon = action.getTemplatePresentation().getIcon();
            label.setIcon(icon);
            return label;
          }
        });
    JScrollPane pane = ScrollPaneFactory.createScrollPane(list, true);
    pane.setBackground(getProjectsBackground());
    actionsListPanel.add(pane, BorderLayout.CENTER);
    if (backAction != null) {
      final JLabel back = new JLabel(AllIcons.Actions.Back);
      back.setBorder(JBUI.Borders.empty(3, 7, 10, 7));
      back.setHorizontalAlignment(SwingConstants.LEFT);
      new ClickListener() {
        @Override
        public boolean onClick(@NotNull MouseEvent event, int clickCount) {
          backAction.run();
          return true;
        }
      }.installOn(back);
      actionsListPanel.add(back, BorderLayout.SOUTH);
    }
    final Ref<Component> selected = Ref.create();
    final JPanel main = new JPanel(new BorderLayout());
    main.add(actionsListPanel, BorderLayout.WEST);

    ListSelectionListener selectionListener =
        new ListSelectionListener() {
          @Override
          public void valueChanged(ListSelectionEvent e) {
            if (e.getValueIsAdjusting()) {
              // Update when a change has been finalized.
              // For instance, selecting an element with mouse fires two consecutive
              // ListSelectionEvent events.
              return;
            }
            if (!selected.isNull()) {
              main.remove(selected.get());
            }
            Object value = list.getSelectedValue();
            if (value instanceof AbstractActionWithPanel) {
              JPanel panel = ((AbstractActionWithPanel) value).createPanel();
              panel.setBorder(JBUI.Borders.empty(7, 10));
              selected.set(panel);
              main.add(selected.get());

              for (JButton button : UIUtil.findComponentsOfType(main, JButton.class)) {
                if (button.getClientProperty(DialogWrapper.DEFAULT_ACTION) == Boolean.TRUE) {
                  parent.getRootPane().setDefaultButton(button);
                  break;
                }
              }

              main.revalidate();
              main.repaint();
            }
          }
        };
    list.addListSelectionListener(selectionListener);
    if (backAction != null) {
      new AnAction() {
        @Override
        public void actionPerformed(@NotNull AnActionEvent e) {
          backAction.run();
        }
      }.registerCustomShortcutSet(KeyEvent.VK_ESCAPE, 0, main);
    }
    return Pair.create(main, list);
  }