Example usage for org.eclipse.jface.viewers ViewerComparator ViewerComparator

List of usage examples for org.eclipse.jface.viewers ViewerComparator ViewerComparator

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Introduction

In this page you can find the example usage for org.eclipse.jface.viewers ViewerComparator ViewerComparator.

Prototype

public ViewerComparator()

Source Link

Document

Creates a new ViewerComparator , which uses the default comparator to sort strings.

Usage

From source file:ext.org.eclipse.jdt.internal.ui.preferences.JavadocConfigurationBlock.java

License:Open Source License

private String internalChooseArchivePath() {
    ZipFile zipFile = null;/*w  ww .jav  a2  s.co m*/
    try {
        if (fWorkspaceRadio.isSelected()) {
            IResource resource = ResourcesPlugin.getWorkspace().getRoot()
                    .findMember(new Path(fArchiveField.getText()));
            if (resource != null) {
                IPath location = resource.getLocation();
                if (location != null) {
                    zipFile = new ZipFile(location.toOSString());
                }
            }
        } else {
            zipFile = new ZipFile(fArchiveField.getText());
        }
        if (zipFile == null) {
            return null;
        }

        ZipFileStructureProvider provider = new ZipFileStructureProvider(zipFile);

        ILabelProvider lp = new ZipDialogLabelProvider(provider);
        ZipDialogContentProvider cp = new ZipDialogContentProvider(provider);

        ElementTreeSelectionDialog dialog = new ElementTreeSelectionDialog(fShell, lp, cp);
        dialog.setAllowMultiple(false);
        dialog.setValidator(new ZipDialogValidator());
        dialog.setTitle(PreferencesMessages.JavadocConfigurationBlock_browse_jarorzip_path_title);
        dialog.setMessage(PreferencesMessages.JavadocConfigurationBlock_location_in_jarorzip_message);
        dialog.setComparator(new ViewerComparator());

        String init = fArchivePathField.getText();
        if (init.length() == 0) {
            init = "docs/api"; //$NON-NLS-1$
        }
        dialog.setInitialSelection(cp.findElement(new Path(init)));

        dialog.setInput(this);
        if (dialog.open() == Window.OK) {
            String name = provider.getFullPath(dialog.getFirstResult());
            return new Path(name).removeTrailingSeparator().toString();
        }
    } catch (IOException e) {
        JavaPlugin.log(e);
    } finally {
        if (zipFile != null) {
            try {
                zipFile.close();
            } catch (IOException e1) {
                // ignore
            }
        }
    }
    return null;
}

From source file:ext.org.eclipse.jdt.internal.ui.preferences.JavaEditorColoringConfigurationBlock.java

License:Open Source License

private Control createSyntaxPage(final Composite parent) {

    Composite colorComposite = new Composite(parent, SWT.NONE);
    GridLayout layout = new GridLayout();
    layout.marginHeight = 0;/*from   ww  w. ja v  a2s  .co m*/
    layout.marginWidth = 0;
    colorComposite.setLayout(layout);

    Link link = new Link(colorComposite, SWT.NONE);
    link.setText(PreferencesMessages.JavaEditorColoringConfigurationBlock_link);
    link.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if ("org.eclipse.ui.preferencePages.GeneralTextEditor".equals(e.text)) //$NON-NLS-1$
                PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null, null);
            else if ("org.eclipse.ui.preferencePages.ColorsAndFonts".equals(e.text)) //$NON-NLS-1$
                PreferencesUtil.createPreferenceDialogOn(parent.getShell(), e.text, null,
                        "selectFont:org.eclipse.jdt.ui.editors.textfont"); //$NON-NLS-1$
        }
    });

    GridData gridData = new GridData(SWT.FILL, SWT.BEGINNING, true, false);
    gridData.widthHint = 150; // only expand further if anyone else requires it
    gridData.horizontalSpan = 2;
    link.setLayoutData(gridData);

    addFiller(colorComposite, 1);

    Label label;
    label = new Label(colorComposite, SWT.LEFT);
    label.setText(PreferencesMessages.JavaEditorPreferencePage_coloring_element);
    label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    Composite editorComposite = new Composite(colorComposite, SWT.NONE);
    layout = new GridLayout();
    layout.numColumns = 2;
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    editorComposite.setLayout(layout);
    GridData gd = new GridData(SWT.FILL, SWT.BEGINNING, true, false);
    editorComposite.setLayoutData(gd);

    fTreeViewer = new TreeViewer(editorComposite, SWT.SINGLE | SWT.BORDER);
    fTreeViewer.setLabelProvider(new ColorListLabelProvider());
    fTreeViewer.setContentProvider(new ColorListContentProvider());
    fTreeViewer.setComparator(new ViewerComparator() {
        @Override
        public int category(Object element) {
            // don't sort the top level categories
            if (fJavaCategory.equals(element))
                return 0;
            if (fJavadocCategory.equals(element))
                return 1;
            if (fCommentsCategory.equals(element))
                return 2;
            // to sort semantic settings after partition based ones:
            //            if (element instanceof SemanticHighlightingColorListItem)
            //               return 1;
            return 0;
        }
    });
    gd = new GridData(SWT.BEGINNING, SWT.BEGINNING, false, true);
    gd.heightHint = convertHeightInCharsToPixels(9);
    int maxWidth = 0;
    for (Iterator<HighlightingColorListItem> it = fListModel.iterator(); it.hasNext();) {
        HighlightingColorListItem item = it.next();
        maxWidth = Math.max(maxWidth, convertWidthInCharsToPixels(item.getDisplayName().length()));
    }
    ScrollBar vBar = ((Scrollable) fTreeViewer.getControl()).getVerticalBar();
    if (vBar != null)
        maxWidth += vBar.getSize().x * 3; // scrollbars and tree indentation guess
    gd.widthHint = maxWidth;

    fTreeViewer.getControl().setLayoutData(gd);
    installDoubleClickListener();

    Composite stylesComposite = new Composite(editorComposite, SWT.NONE);
    layout = new GridLayout();
    layout.marginHeight = 0;
    layout.marginWidth = 0;
    layout.numColumns = 2;
    stylesComposite.setLayout(layout);
    stylesComposite.setLayoutData(new GridData(GridData.FILL_BOTH));

    fEnableCheckbox = new Button(stylesComposite, SWT.CHECK);
    fEnableCheckbox.setText(PreferencesMessages.JavaEditorPreferencePage_enable);
    gd = new GridData(GridData.FILL_HORIZONTAL);
    gd.horizontalAlignment = GridData.BEGINNING;
    gd.horizontalSpan = 2;
    fEnableCheckbox.setLayoutData(gd);

    fColorEditorLabel = new Label(stylesComposite, SWT.LEFT);
    fColorEditorLabel.setText(PreferencesMessages.JavaEditorPreferencePage_color);
    gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
    gd.horizontalIndent = 20;
    fColorEditorLabel.setLayoutData(gd);

    fSyntaxForegroundColorEditor = new ColorSelector(stylesComposite);
    Button foregroundColorButton = fSyntaxForegroundColorEditor.getButton();
    gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
    foregroundColorButton.setLayoutData(gd);

    fBoldCheckBox = new Button(stylesComposite, SWT.CHECK);
    fBoldCheckBox.setText(PreferencesMessages.JavaEditorPreferencePage_bold);
    gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
    gd.horizontalIndent = 20;
    gd.horizontalSpan = 2;
    fBoldCheckBox.setLayoutData(gd);

    fItalicCheckBox = new Button(stylesComposite, SWT.CHECK);
    fItalicCheckBox.setText(PreferencesMessages.JavaEditorPreferencePage_italic);
    gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
    gd.horizontalIndent = 20;
    gd.horizontalSpan = 2;
    fItalicCheckBox.setLayoutData(gd);

    fStrikethroughCheckBox = new Button(stylesComposite, SWT.CHECK);
    fStrikethroughCheckBox.setText(PreferencesMessages.JavaEditorPreferencePage_strikethrough);
    gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
    gd.horizontalIndent = 20;
    gd.horizontalSpan = 2;
    fStrikethroughCheckBox.setLayoutData(gd);

    fUnderlineCheckBox = new Button(stylesComposite, SWT.CHECK);
    fUnderlineCheckBox.setText(PreferencesMessages.JavaEditorPreferencePage_underline);
    gd = new GridData(GridData.HORIZONTAL_ALIGN_BEGINNING);
    gd.horizontalIndent = 20;
    gd.horizontalSpan = 2;
    fUnderlineCheckBox.setLayoutData(gd);

    label = new Label(colorComposite, SWT.LEFT);
    label.setText(PreferencesMessages.JavaEditorPreferencePage_preview);
    label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    Control previewer = createPreviewer(colorComposite);
    gd = new GridData(GridData.FILL_BOTH);
    gd.widthHint = convertWidthInCharsToPixels(20);
    gd.heightHint = convertHeightInCharsToPixels(5);
    previewer.setLayoutData(gd);

    fTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            handleSyntaxColorListSelection();
        }
    });

    foregroundColorButton.addSelectionListener(new SelectionListener() {
        public void widgetDefaultSelected(SelectionEvent e) {
            // do nothing
        }

        public void widgetSelected(SelectionEvent e) {
            HighlightingColorListItem item = getHighlightingColorListItem();
            PreferenceConverter.setValue(getPreferenceStore(), item.getColorKey(),
                    fSyntaxForegroundColorEditor.getColorValue());
        }
    });

    fBoldCheckBox.addSelectionListener(new SelectionListener() {
        public void widgetDefaultSelected(SelectionEvent e) {
            // do nothing
        }

        public void widgetSelected(SelectionEvent e) {
            HighlightingColorListItem item = getHighlightingColorListItem();
            getPreferenceStore().setValue(item.getBoldKey(), fBoldCheckBox.getSelection());
        }
    });

    fItalicCheckBox.addSelectionListener(new SelectionListener() {
        public void widgetDefaultSelected(SelectionEvent e) {
            // do nothing
        }

        public void widgetSelected(SelectionEvent e) {
            HighlightingColorListItem item = getHighlightingColorListItem();
            getPreferenceStore().setValue(item.getItalicKey(), fItalicCheckBox.getSelection());
        }
    });
    fStrikethroughCheckBox.addSelectionListener(new SelectionListener() {
        public void widgetDefaultSelected(SelectionEvent e) {
            // do nothing
        }

        public void widgetSelected(SelectionEvent e) {
            HighlightingColorListItem item = getHighlightingColorListItem();
            getPreferenceStore().setValue(item.getStrikethroughKey(), fStrikethroughCheckBox.getSelection());
        }
    });

    fUnderlineCheckBox.addSelectionListener(new SelectionListener() {
        public void widgetDefaultSelected(SelectionEvent e) {
            // do nothing
        }

        public void widgetSelected(SelectionEvent e) {
            HighlightingColorListItem item = getHighlightingColorListItem();
            getPreferenceStore().setValue(item.getUnderlineKey(), fUnderlineCheckBox.getSelection());
        }
    });

    fEnableCheckbox.addSelectionListener(new SelectionListener() {
        public void widgetDefaultSelected(SelectionEvent e) {
            // do nothing
        }

        public void widgetSelected(SelectionEvent e) {
            HighlightingColorListItem item = getHighlightingColorListItem();
            if (item instanceof SemanticHighlightingColorListItem) {
                boolean enable = fEnableCheckbox.getSelection();
                getPreferenceStore().setValue(((SemanticHighlightingColorListItem) item).getEnableKey(),
                        enable);
                fEnableCheckbox.setSelection(enable);
                fSyntaxForegroundColorEditor.getButton().setEnabled(enable);
                fColorEditorLabel.setEnabled(enable);
                fBoldCheckBox.setEnabled(enable);
                fItalicCheckBox.setEnabled(enable);
                fStrikethroughCheckBox.setEnabled(enable);
                fUnderlineCheckBox.setEnabled(enable);
                uninstallSemanticHighlighting();
                installSemanticHighlighting();
            }
        }
    });

    colorComposite.layout(false);

    return colorComposite;
}

From source file:ext.org.eclipse.jdt.internal.ui.preferences.TypeFilterPreferencePage.java

License:Open Source License

@Override
protected Control createContents(Composite parent) {
    initializeDialogUnits(parent);// w ww  . j  a  v  a2  s . c  o  m

    Composite composite = new Composite(parent, SWT.NONE);
    composite.setFont(parent.getFont());

    GridLayout layout = new GridLayout();
    layout.numColumns = 2;
    layout.marginWidth = 0;
    layout.marginHeight = 0;

    composite.setLayout(layout);

    fFilterListField.doFillIntoGrid(composite, 3);
    LayoutUtil.setHorizontalSpan(fFilterListField.getLabelControl(null), 2);
    LayoutUtil.setWidthHint(fFilterListField.getLabelControl(null), convertWidthInCharsToPixels(40));
    LayoutUtil.setHorizontalGrabbing(fFilterListField.getListControl(null));

    fFilterListField.getTableViewer().setComparator(new ViewerComparator());

    Label spacer = new Label(composite, SWT.LEFT);
    GridData gd = new GridData(SWT.DEFAULT, convertHeightInCharsToPixels(1) / 2);
    gd.horizontalSpan = 2;
    spacer.setLayoutData(gd);

    String label = PreferencesMessages.TypeFilterPreferencePage_restricted_link;
    Map<String, String> targetInfo = new java.util.HashMap<String, String>(2);
    targetInfo.put(ProblemSeveritiesPreferencePage.DATA_SELECT_OPTION_KEY,
            JavaCore.COMPILER_PB_FORBIDDEN_REFERENCE);
    targetInfo.put(ProblemSeveritiesPreferencePage.DATA_SELECT_OPTION_QUALIFIER, JavaCore.PLUGIN_ID);
    createPreferencePageLink(composite, label, targetInfo);

    fHideForbiddenField.doFillIntoGrid(composite, 2);
    fHideDiscouragedField.doFillIntoGrid(composite, 2);

    Dialog.applyDialogFont(composite);
    return composite;
}

From source file:ext.org.eclipse.jdt.internal.ui.refactoring.nls.search.NLSSearchResultPage.java

License:Open Source License

@Override
protected void configureTableViewer(TableViewer viewer) {
    viewer.setComparator(new ViewerComparator() {
        @Override/*  w ww.j a  va  2s .com*/
        public int category(Object element) {
            if (element instanceof FileEntry) {
                return 0;
            } else {
                return 1;
            }
        }
    });
    viewer.setLabelProvider(new ColoringLabelProvider(new NLSSearchResultLabelProvider2(this)));
    fContentProvider = new TextSearchTableContentProvider();
    viewer.setContentProvider(fContentProvider);
}

From source file:ext.org.eclipse.jdt.internal.ui.refactoring.ReferencesInBinaryStatusContextViewer.java

License:Open Source License

/**
 * {@inheritDoc}/*w w w .  j  a  va 2 s.  co m*/
 */
public void createControl(Composite parent) {
    fForm = new ViewForm(parent, SWT.BORDER | SWT.FLAT);
    fForm.marginWidth = 0;
    fForm.marginHeight = 0;

    fLabel = new CLabel(fForm, SWT.NONE);
    fLabel.setText(RefactoringMessages.ReferencesInBinaryStatusContextViewer_title);
    fForm.setTopLeft(fLabel);

    Composite composite = new Composite(fForm, SWT.NONE);
    composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    GridLayout layout = new GridLayout(1, false);
    layout.marginWidth = 0;
    layout.marginHeight = 0;
    composite.setLayout(layout);

    fTreeViewer = new TreeViewer(composite, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);
    final AppearanceAwareLabelProvider labelProvider = new AppearanceAwareLabelProvider();
    fTreeViewer.setLabelProvider(new DelegatingStyledCellLabelProvider(labelProvider));
    fTreeViewer.setComparator(new ViewerComparator() {
        private Collator fCollator = Collator.getInstance();

        @Override
        public int compare(Viewer viewer, Object e1, Object e2) {
            String l1 = labelProvider.getText(e1);
            String l2 = labelProvider.getText(e2);
            return fCollator.compare(l1, l2);
        }
    });
    fTreeViewer.getTree().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

    fButton = new Button(composite, SWT.PUSH);
    fButton.setText(RefactoringMessages.ReferencesInBinaryStatusContextViewer_show_as_search_button);
    GridData layoutData = new GridData(SWT.BEGINNING, SWT.CENTER, false, false);
    layoutData.widthHint = SWTUtil.getButtonWidthHint(fButton);
    fButton.setLayoutData(layoutData);
    fButton.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            fillInSearchView();
        }
    });
    fButton.setEnabled(false);

    fForm.setContent(composite);

    Dialog.applyDialogFont(parent);
}

From source file:ext.org.eclipse.jdt.internal.ui.search.OccurrencesSearchResultPage.java

License:Open Source License

@Override
protected void configureTableViewer(TableViewer viewer) {
    viewer.setComparator(new ViewerComparator() {
        @Override//from  w  ww.ja v a2s  . co  m
        public int compare(Viewer v, Object e1, Object e2) {
            JavaElementLine jel1 = (JavaElementLine) e1;
            JavaElementLine jel2 = (JavaElementLine) e2;
            return jel1.getLine() - jel2.getLine();
        }
    });
    viewer.setLabelProvider(new ColoringLabelProvider(new OccurrencesSearchLabelProvider(this)));
    fContentProvider = new TextSearchTableContentProvider();
    viewer.setContentProvider(fContentProvider);
}

From source file:ext.org.eclipse.jdt.internal.ui.wizards.buildpaths.ClasspathContainerSelectionPage.java

License:Open Source License

public void createControl(Composite parent) {
    fListViewer = new ListViewer(parent, SWT.SINGLE | SWT.BORDER);
    fListViewer.setLabelProvider(new ClasspathContainerLabelProvider());
    fListViewer.setContentProvider(new ArrayContentProvider());
    fListViewer.setComparator(new ViewerComparator());
    fListViewer.setInput(Arrays.asList(fContainers));
    fListViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent event) {
            validatePage();//from w  w  w  .j a  va2 s  . c  om
        }
    });
    fListViewer.addDoubleClickListener(new IDoubleClickListener() {
        public void doubleClick(DoubleClickEvent event) {
            doDoubleClick();
        }
    });

    int selectionIndex = fDialogSettings.getInt(DIALOGSTORE_CONTAINER_IDX);
    if (selectionIndex >= fContainers.length) {
        selectionIndex = 0;
    }
    fListViewer.getList().select(selectionIndex);
    validatePage();
    setControl(fListViewer.getList());
    Dialog.applyDialogFont(fListViewer.getList());

    PlatformUI.getWorkbench().getHelpSystem().setHelp(parent,
            IJavaHelpContextIds.BP_SELECT_CLASSPATH_CONTAINER);
}

From source file:ext.org.eclipse.jdt.internal.ui.wizards.buildpaths.ClasspathFixSelectionDialog.java

License:Open Source License

@Override
protected Control createDialogArea(Composite parent) {
    Composite composite = (Composite) super.createDialogArea(parent);

    ListenerMix listener = new ListenerMix();

    int count = fClasspathFixProposals.length;
    if (count == 0) {
        Link link = createLink(composite, listener);
        String[] args = { BasicElementLabels.getJavaElementName(fMissingType),
                BasicElementLabels.getJavaElementName(fProject.getElementName()) };
        link.setText(Messages.format(NewWizardMessages.ClasspathFixSelectionDialog_no_proposals_message, args));
        updateStatus(new StatusInfo(IStatus.ERROR, new String()));
    } else {//  ww w  .  j  a  v  a  2 s . c  om
        Label label = new Label(composite, SWT.WRAP);
        GridData layoutData = new GridData(SWT.FILL, SWT.CENTER, false, false);
        layoutData.widthHint = convertWidthInCharsToPixels(80);
        label.setLayoutData(layoutData);

        String[] args = { BasicElementLabels.getJavaElementName(fMissingType) };
        label.setText(Messages.format(NewWizardMessages.ClasspathFixSelectionDialog_proposals_message, args));

        fFixSelectionTable = new TableViewer(composite, SWT.SINGLE | SWT.BORDER);
        fFixSelectionTable.setContentProvider(new ArrayContentProvider());
        fFixSelectionTable.setLabelProvider(new ClasspathFixLabelProvider());
        fFixSelectionTable.setComparator(new ViewerComparator() {
            @Override
            public int category(Object element) {
                return -((ClasspathFixProposal) element).getRelevance();
            }
        });
        fFixSelectionTable.addDoubleClickListener(listener);
        fFixSelectionTable.setInput(fClasspathFixProposals);
        Table table = fFixSelectionTable.getTable();
        table.select(0);
        fFixSelectionTable.addSelectionChangedListener(listener);

        Dialog.applyDialogFont(table);

        GridData gridData = new GridData(SWT.FILL, SWT.FILL, true, true);
        gridData.heightHint = table.getItemHeight() * Math.max(4, Math.min(10, count));
        gridData.widthHint = convertWidthInCharsToPixels(50);
        table.setLayoutData(gridData);

        Link link = createLink(composite, listener);
        link.setText(
                Messages.format(NewWizardMessages.ClasspathFixSelectionDialog_open_buld_path_dialog_message,
                        BasicElementLabels.getJavaElementName(fProject.getElementName())));

        performSelectionChanged();
    }

    Dialog.applyDialogFont(composite);

    return composite;
}

From source file:ext.org.eclipse.jdt.internal.ui.wizards.buildpaths.ExclusionInclusionDialog.java

License:Open Source License

private ListDialogField<String> createListContents(CPListElement entryToEdit, String key, String label,
        ImageDescriptor descriptor, String[] buttonLabels) {
    ExclusionPatternAdapter adapter = new ExclusionPatternAdapter();

    ListDialogField<String> patternList = new ListDialogField<String>(adapter, buttonLabels,
            new ExclusionInclusionLabelProvider(descriptor));
    patternList.setDialogFieldListener(adapter);
    patternList.setLabelText(label);/*from w w  w  .  j  a v a  2  s . c o  m*/
    patternList.setRemoveButtonIndex(IDX_REMOVE);
    patternList.enableButton(IDX_EDIT, false);

    IPath[] pattern = (IPath[]) entryToEdit.getAttribute(key);

    ArrayList<String> elements = new ArrayList<String>(pattern.length);
    for (int i = 0; i < pattern.length; i++) {
        elements.add(pattern[i].toString());
    }
    patternList.setElements(elements);
    patternList.selectFirstElement();
    patternList.enableButton(IDX_ADD_MULTIPLE, fCurrSourceFolder != null);
    patternList.setViewerComparator(new ViewerComparator());
    return patternList;
}

From source file:ext.org.eclipse.jdt.internal.ui.wizards.buildpaths.NewVariableEntryDialog.java

License:Open Source License

public NewVariableEntryDialog(Shell parent) {
    super(parent);
    setTitle(NewWizardMessages.NewVariableEntryDialog_title);

    updateStatus(new StatusInfo(IStatus.ERROR, "")); //$NON-NLS-1$

    String[] buttonLabels = new String[] { NewWizardMessages.NewVariableEntryDialog_vars_extend, };

    VariablesAdapter adapter = new VariablesAdapter();

    CPVariableElementLabelProvider labelProvider = new CPVariableElementLabelProvider(false);

    fVariablesList = new ListDialogField<CPVariableElement>(adapter, buttonLabels, labelProvider);
    fVariablesList.setDialogFieldListener(adapter);
    fVariablesList.setLabelText(NewWizardMessages.NewVariableEntryDialog_vars_label);

    fVariablesList.enableButton(IDX_EXTEND, false);

    fVariablesList.setViewerComparator(new ViewerComparator() {
        @Override//  w  ww.  j  a v  a2s. c  o  m
        public int compare(Viewer viewer, Object e1, Object e2) {
            if (e1 instanceof CPVariableElement && e2 instanceof CPVariableElement) {
                return getComparator().compare(((CPVariableElement) e1).getName(),
                        ((CPVariableElement) e2).getName());
            }
            return super.compare(viewer, e1, e2);
        }
    });

    fConfigButton = new SelectionButtonDialogField(SWT.PUSH);
    fConfigButton.setLabelText(NewWizardMessages.NewVariableEntryDialog_configbutton_label);
    fConfigButton.setDialogFieldListener(adapter);

    initializeElements();

    fCanExtend = false;
    fIsValidSelection = false;
    fResultPaths = null;

    fVariablesList.selectFirstElement();
}