public boolean isModified() {
    EditorSettingsExternalizable editorSettings = EditorSettingsExternalizable.getInstance();
    CodeInsightSettings codeInsightSettings = CodeInsightSettings.getInstance();
    UISettings uiSettings = UISettings.getInstance();
    VcsApplicationSettings vcsSettings = VcsApplicationSettings.getInstance();

    // Display
    boolean isModified = isModified(myCbSmoothScrolling, editorSettings.isSmoothScrolling());

    // Brace highlighting
    isModified |= isModified(myCbHighlightBraces, codeInsightSettings.HIGHLIGHT_BRACES);
    isModified |= isModified(myCbHighlightScope, codeInsightSettings.HIGHLIGHT_SCOPE);
    isModified |=
        isModified(
            myCbHighlightIdentifierUnderCaret,
            codeInsightSettings.HIGHLIGHT_IDENTIFIER_UNDER_CARET);

    // Virtual space
    isModified |=
        isModified(
            myCbUseSoftWrapsAtEditor,
            editorSettings.isUseSoftWraps(SoftWrapAppliancePlaces.MAIN_EDITOR));
    isModified |=
        isModified(myCbUseCustomSoftWrapIndent, editorSettings.isUseCustomSoftWrapIndent());
    isModified |= editorSettings.getCustomSoftWrapIndent() != getCustomSoftWrapIndent();
    isModified |=
        isModified(myCbShowSoftWrapsOnlyOnCaretLine, !editorSettings.isAllSoftWrapsShown());
    isModified |= isModified(myCbVirtualSpace, editorSettings.isVirtualSpace());
    isModified |= isModified(myCbCaretInsideTabs, editorSettings.isCaretInsideTabs());
    isModified |= isModified(myCbVirtualPageAtBottom, editorSettings.isAdditionalPageAtBottom());

    // Limits

    isModified |= getMaxClipboardContents() != uiSettings.MAX_CLIPBOARD_CONTENTS;

    // Paste

    // Strip trailing spaces, ensure EOL on EOF on save
    isModified |= !getStripTrailingSpacesValue().equals(editorSettings.getStripTrailingSpaces());
    isModified |=
        isModified(myCbEnsureBlankLineBeforeCheckBox, editorSettings.isEnsureNewLineAtEOF());

    isModified |=
        isModified(myCbShowQuickDocOnMouseMove, editorSettings.isShowQuickDocOnMouseOverElement());
    Long quickDocDelay = getQuickDocDelayFromGui();
    if (quickDocDelay != null
        && !quickDocDelay.equals(
            Long.valueOf(editorSettings.getQuickDocOnMouseOverElementDelayMillis()))) {
      return true;
    }

    // advanced mouse
    isModified |= isModified(myCbEnableDnD, editorSettings.isDndEnabled());
    isModified |= isModified(myCbEnableWheelFontChange, editorSettings.isWheelFontChangeEnabled());
    isModified |=
        isModified(
            myCbHonorCamelHumpsWhenSelectingByClicking,
            editorSettings.isMouseClickSelectionHonorsCamelWords());

    isModified |= myRbPreferMovingCaret.isSelected() != editorSettings.isRefrainFromScrolling();

    isModified |= isModified(myRecentFilesLimitField, UISettings.getInstance().RECENT_FILES_LIMIT);
    isModified |=
        isModified(
            myCbRenameLocalVariablesInplace, editorSettings.isVariableInplaceRenameEnabled());
    isModified |= isModified(myPreselectCheckBox, editorSettings.isPreselectRename());
    isModified |=
        isModified(myShowInlineDialogForCheckBox, editorSettings.isShowInlineLocalDialog());

    isModified |=
        isModified(
            myShowNotificationAfterReformatCodeCheckBox,
            editorSettings.getOptions().SHOW_NOTIFICATION_AFTER_REFORMAT_CODE_ACTION);
    isModified |=
        isModified(
            myShowNotificationAfterOptimizeImportsCheckBox,
            editorSettings.getOptions().SHOW_NOTIFICATION_AFTER_OPTIMIZE_IMPORTS_ACTION);

    isModified |= isModified(myShowLSTInGutterCheckBox, vcsSettings.SHOW_LST_GUTTER_MARKERS);
    isModified |=
        isModified(
            myShowWhitespacesModificationsInLSTGutterCheckBox, vcsSettings.SHOW_WHITESPACES_IN_LST);

    isModified |= myErrorHighlightingPanel.isModified();

    RichCopySettings settings = RichCopySettings.getInstance();
    isModified |= isModified(myCbEnableRichCopyByDefault, settings.isEnabled());
    isModified |=
        !Comparing.equal(settings.getSchemeName(), myRichCopyColorSchemeComboBox.getSelectedItem());

    return isModified;
  }
  public void reset() {
    EditorSettingsExternalizable editorSettings = EditorSettingsExternalizable.getInstance();
    CodeInsightSettings codeInsightSettings = CodeInsightSettings.getInstance();
    UISettings uiSettings = UISettings.getInstance();
    VcsApplicationSettings vcsSettings = VcsApplicationSettings.getInstance();

    // Display

    myCbSmoothScrolling.setSelected(editorSettings.isSmoothScrolling());

    // Brace highlighting

    myCbHighlightBraces.setSelected(codeInsightSettings.HIGHLIGHT_BRACES);
    myCbHighlightScope.setSelected(codeInsightSettings.HIGHLIGHT_SCOPE);
    myCbHighlightIdentifierUnderCaret.setSelected(
        codeInsightSettings.HIGHLIGHT_IDENTIFIER_UNDER_CARET);

    // Virtual space

    myCbUseSoftWrapsAtEditor.setSelected(
        editorSettings.isUseSoftWraps(SoftWrapAppliancePlaces.MAIN_EDITOR));
    myCbUseCustomSoftWrapIndent.setSelected(editorSettings.isUseCustomSoftWrapIndent());
    myCustomSoftWrapIndent.setText(Integer.toString(editorSettings.getCustomSoftWrapIndent()));
    myCbShowSoftWrapsOnlyOnCaretLine.setSelected(!editorSettings.isAllSoftWrapsShown());
    updateSoftWrapSettingsRepresentation();

    myCbVirtualSpace.setSelected(editorSettings.isVirtualSpace());
    myCbCaretInsideTabs.setSelected(editorSettings.isCaretInsideTabs());
    myCbVirtualPageAtBottom.setSelected(editorSettings.isAdditionalPageAtBottom());

    // Limits
    myClipboardContentLimitTextField.setText(Integer.toString(uiSettings.MAX_CLIPBOARD_CONTENTS));

    // Strip trailing spaces on save

    String stripTrailingSpaces = editorSettings.getStripTrailingSpaces();
    if (EditorSettingsExternalizable.STRIP_TRAILING_SPACES_NONE.equals(stripTrailingSpaces)) {
      myStripTrailingSpacesCombo.setSelectedItem(STRIP_NONE);
    } else if (EditorSettingsExternalizable.STRIP_TRAILING_SPACES_CHANGED.equals(
        stripTrailingSpaces)) {
      myStripTrailingSpacesCombo.setSelectedItem(STRIP_CHANGED);
    } else if (EditorSettingsExternalizable.STRIP_TRAILING_SPACES_WHOLE.equals(
        stripTrailingSpaces)) {
      myStripTrailingSpacesCombo.setSelectedItem(STRIP_ALL);
    }
    explainTrailingSpaces(stripTrailingSpaces);

    myCbEnsureBlankLineBeforeCheckBox.setSelected(editorSettings.isEnsureNewLineAtEOF());
    myCbShowQuickDocOnMouseMove.setSelected(editorSettings.isShowQuickDocOnMouseOverElement());
    myQuickDocDelayTextField.setText(
        Long.toString(editorSettings.getQuickDocOnMouseOverElementDelayMillis()));
    myQuickDocDelayTextField.setEnabled(editorSettings.isShowQuickDocOnMouseOverElement());
    myQuickDocDelayLabel.setEnabled(editorSettings.isShowQuickDocOnMouseOverElement());

    // Advanced mouse
    myCbEnableDnD.setSelected(editorSettings.isDndEnabled());
    myCbEnableWheelFontChange.setSelected(editorSettings.isWheelFontChangeEnabled());
    myCbHonorCamelHumpsWhenSelectingByClicking.setSelected(
        editorSettings.isMouseClickSelectionHonorsCamelWords());

    myRbPreferMovingCaret.setSelected(editorSettings.isRefrainFromScrolling());
    myRbPreferScrolling.setSelected(!editorSettings.isRefrainFromScrolling());

    myRecentFilesLimitField.setText(Integer.toString(uiSettings.RECENT_FILES_LIMIT));

    myCbRenameLocalVariablesInplace.setSelected(editorSettings.isVariableInplaceRenameEnabled());
    myPreselectCheckBox.setSelected(editorSettings.isPreselectRename());
    myShowInlineDialogForCheckBox.setSelected(editorSettings.isShowInlineLocalDialog());

    myShowNotificationAfterReformatCodeCheckBox.setSelected(
        editorSettings.getOptions().SHOW_NOTIFICATION_AFTER_REFORMAT_CODE_ACTION);
    myShowNotificationAfterOptimizeImportsCheckBox.setSelected(
        editorSettings.getOptions().SHOW_NOTIFICATION_AFTER_OPTIMIZE_IMPORTS_ACTION);

    myShowLSTInGutterCheckBox.setSelected(vcsSettings.SHOW_LST_GUTTER_MARKERS);
    myShowWhitespacesModificationsInLSTGutterCheckBox.setSelected(
        vcsSettings.SHOW_WHITESPACES_IN_LST);
    myShowWhitespacesModificationsInLSTGutterCheckBox.setEnabled(
        myShowLSTInGutterCheckBox.isSelected());

    myErrorHighlightingPanel.reset();

    RichCopySettings settings = RichCopySettings.getInstance();
    myCbEnableRichCopyByDefault.setSelected(settings.isEnabled());
    myRichCopyColorSchemeComboBox.removeAllItems();
    EditorColorsScheme[] schemes = EditorColorsManager.getInstance().getAllSchemes();
    myRichCopyColorSchemeComboBox.addItem(RichCopySettings.ACTIVE_GLOBAL_SCHEME_MARKER);
    for (EditorColorsScheme scheme : schemes) {
      myRichCopyColorSchemeComboBox.addItem(scheme.getName());
    }
    String toSelect = settings.getSchemeName();
    if (!StringUtil.isEmpty(toSelect)) {
      myRichCopyColorSchemeComboBox.setSelectedItem(toSelect);
    }
  }