public void update(final AnActionEvent e) {
    final FileGroupInfo fileGroupInfo = new FileGroupInfo();

    myHelperAction.setFileIterationListener(fileGroupInfo);
    myHelperAction.update(e);

    myGetterStub.setDelegate(fileGroupInfo);

    if ((e.getPresentation().isEnabled())) {
      removeAll();
      if (myHelperAction.allAreIgnored()) {
        final DataContext dataContext = e.getDataContext();
        final Project project = CommonDataKeys.PROJECT.getData(dataContext);
        SvnVcs vcs = SvnVcs.getInstance(project);

        final Ref<Boolean> filesOk = new Ref<Boolean>(Boolean.FALSE);
        final Ref<Boolean> extensionOk = new Ref<Boolean>(Boolean.FALSE);

        // virtual files parameter is not used -> can pass null
        SvnPropertyService.doCheckIgnoreProperty(
            vcs,
            project,
            null,
            fileGroupInfo,
            fileGroupInfo.getExtensionMask(),
            filesOk,
            extensionOk);

        if (Boolean.TRUE.equals(filesOk.get())) {
          myRemoveExactAction.setActionText(
              fileGroupInfo.oneFileSelected()
                  ? fileGroupInfo.getFileName()
                  : SvnBundle.message("action.Subversion.UndoIgnore.text"));
          add(myRemoveExactAction);
        }

        if (Boolean.TRUE.equals(extensionOk.get())) {
          myRemoveExtensionAction.setActionText(fileGroupInfo.getExtensionMask());
          add(myRemoveExtensionAction);
        }

        e.getPresentation().setText(SvnBundle.message("group.RevertIgnoreChoicesGroup.text"));
      } else if (myHelperAction.allCanBeIgnored()) {
        final String ignoreExactlyName =
            (fileGroupInfo.oneFileSelected())
                ? fileGroupInfo.getFileName()
                : SvnBundle.message("action.Subversion.Ignore.ExactMatch.text");
        myAddExactAction.setActionText(ignoreExactlyName);
        add(myAddExactAction);
        if (fileGroupInfo.sameExtension()) {
          myAddExtensionAction.setActionText(fileGroupInfo.getExtensionMask());
          add(myAddExtensionAction);
        }
        e.getPresentation().setText(SvnBundle.message("group.IgnoreChoicesGroup.text"));
      }
    }
  }
  private static boolean isEnabled(DataContext dataContext) {
    Project project = CommonDataKeys.PROJECT.getData(dataContext);
    if (project == null
        || EditorGutter.KEY.getData(dataContext) != null
        || Boolean.TRUE.equals(dataContext.getData(CommonDataKeys.EDITOR_VIRTUAL_SPACE))) {
      return false;
    }

    Editor editor = CommonDataKeys.EDITOR.getData(dataContext);
    if (editor == null) {
      UsageTarget[] target = UsageView.USAGE_TARGETS_KEY.getData(dataContext);
      return target != null && target.length > 0;
    } else {
      PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(editor.getDocument());
      if (file == null) {
        return false;
      }

      Language language = PsiUtilBase.getLanguageInEditor(editor, project);
      if (language == null) {
        language = file.getLanguage();
      }
      return !(LanguageFindUsages.INSTANCE.forLanguage(language)
          instanceof EmptyFindUsagesProvider);
    }
  }
    private void appendAction(@NotNull AnAction action) {
      Presentation presentation = getPresentation(action);
      AnActionEvent event = createActionEvent(action);

      ActionUtil.performDumbAwareUpdate(action, event, true);
      if ((myShowDisabled || presentation.isEnabled()) && presentation.isVisible()) {
        String text = presentation.getText();
        if (myShowNumbers) {
          if (myCurrentNumber < 9) {
            text = "&" + (myCurrentNumber + 1) + ". " + text;
          } else if (myCurrentNumber == 9) {
            text = "&" + 0 + ". " + text;
          } else if (myUseAlphaAsNumbers) {
            text = "&" + (char) ('A' + myCurrentNumber - 10) + ". " + text;
          }
          myCurrentNumber++;
        } else if (myHonorActionMnemonics) {
          text =
              Presentation.restoreTextWithMnemonic(
                  text, action.getTemplatePresentation().getMnemonic());
        }

        Icon icon = presentation.getIcon();
        if (icon == null) {
          @NonNls final String actionId = ActionManager.getInstance().getId(action);
          if (actionId != null && actionId.startsWith("QuickList.")) {
            icon = AllIcons.Actions.QuickList;
          } else if (action instanceof Toggleable) {
            boolean toggled =
                Boolean.TRUE.equals(presentation.getClientProperty(Toggleable.SELECTED_PROPERTY));
            icon = toggled ? new IconWrapper(PlatformIcons.CHECK_ICON) : myEmptyIcon;
          } else {
            icon = myEmptyIcon;
          }
        } else {
          icon = new IconWrapper(icon);
        }
        boolean prependSeparator =
            (!myListModel.isEmpty() || mySeparatorText != null) && myPrependWithSeparator;
        assert text != null : action + " has no presentation";
        myListModel.add(
            new ActionItem(
                action, text, presentation.isEnabled(), icon, prependSeparator, mySeparatorText));
        myPrependWithSeparator = false;
        mySeparatorText = null;
      }
    }
  @Override
  public void update(final AnActionEvent e) {
    super.update(e);
    Presentation presentation = e.getPresentation();
    Object property = presentation.getClientProperty(CUSTOM_COMPONENT_PROPERTY);
    if (property instanceof JCheckBox) {
      JCheckBox checkBox = (JCheckBox) property;

      checkBox.setText(presentation.getText());
      checkBox.setToolTipText(presentation.getDescription());
      checkBox.setMnemonic(presentation.getMnemonic());
      checkBox.setDisplayedMnemonicIndex(presentation.getDisplayedMnemonicIndex());
      checkBox.setSelected(Boolean.TRUE.equals(presentation.getClientProperty(SELECTED_PROPERTY)));

      checkBox.setEnabled(presentation.isEnabled());
      checkBox.setVisible(presentation.isVisible());
    }
  }
 private void updateIcon(AnAction action) {
   if (action instanceof Toggleable && myPresentation.getIcon() == null) {
     action.update(myEvent);
     if (Boolean.TRUE.equals(
         myEvent.getPresentation().getClientProperty(Toggleable.SELECTED_PROPERTY))) {
       setIcon(ourCheckedIcon);
       setDisabledIcon(IconLoader.getDisabledIcon(ourCheckedIcon));
     } else {
       setIcon(ourUncheckedIcon);
       setDisabledIcon(IconLoader.getDisabledIcon(ourUncheckedIcon));
     }
   } else {
     if (!SystemInfo.isMac || UISettings.getInstance().SHOW_ICONS_IN_MENUS) {
       Icon icon = myPresentation.getIcon();
       setIcon(icon);
       if (myPresentation.getDisabledIcon() != null) {
         setDisabledIcon(myPresentation.getDisabledIcon());
       } else {
         setDisabledIcon(IconLoader.getDisabledIcon(icon));
       }
     }
   }
 }
 private void updateIcon(AnAction action) {
   if (isToggleable()
       && (myPresentation.getIcon() == null
           || myInsideCheckedGroup
           || !UISettings.getInstance().SHOW_ICONS_IN_MENUS)) {
     action.update(myEvent);
     myToggled =
         Boolean.TRUE.equals(
             myEvent.getPresentation().getClientProperty(Toggleable.SELECTED_PROPERTY));
     if (ActionPlaces.MAIN_MENU.equals(myPlace) && SystemInfo.isMacSystemMenu
         || UIUtil.isUnderNimbusLookAndFeel()
         || UIUtil.isUnderWindowsLookAndFeel() && SystemInfo.isWin7OrNewer) {
       setState(myToggled);
     } else if (!(getUI() instanceof GtkMenuItemUI)) {
       if (myToggled) {
         setIcon(ourCheckedIcon);
         setDisabledIcon(IconLoader.getDisabledIcon(ourCheckedIcon));
       } else {
         setIcon(ourUncheckedIcon);
         setDisabledIcon(IconLoader.getDisabledIcon(ourUncheckedIcon));
       }
     }
   } else {
     if (UISettings.getInstance().SHOW_ICONS_IN_MENUS) {
       Icon icon = myPresentation.getIcon();
       if (action instanceof ToggleAction && ((ToggleAction) action).isSelected(myEvent)) {
         icon = new PoppedIcon(icon, 16, 16);
       }
       setIcon(icon);
       if (myPresentation.getDisabledIcon() != null) {
         setDisabledIcon(myPresentation.getDisabledIcon());
       } else {
         setDisabledIcon(IconLoader.getDisabledIcon(icon));
       }
     }
   }
 }