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

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

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Introduction

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

Prototype

public TreeViewer(Composite parent, int style)

Source Link

Document

Creates a tree viewer on a newly-created tree control under the given parent.

Usage

From source file:com.sap.dirigible.ide.workspace.wizard.project.sample.SampleProjectWizardGitTemplatePage.java

License:Open Source License

private void createTypeField(Composite parent) {
    final Label label = new Label(parent, SWT.NONE);
    label.setText(Messages.SampleProjectWizardGitTemplatePage_AVAILABLE_GIT_TEMPLATES);
    label.setLayoutData(new GridData(SWT.LEFT, SWT.BOTTOM, false, false));

    typeViewer = new TreeViewer(parent, SWT.SINGLE | SWT.BORDER | SWT.V_SCROLL);
    typeViewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));

    typeViewer.setContentProvider(new SamplesContentProvider());
    typeViewer.setLabelProvider(new SamplesLabelProvider());
    typeViewer.setSorter(new ViewerSorter());
    typeViewer.setInput(createGitTemplateTypes());

    typeViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        @Override//from   www . ja va2s.  com
        public void selectionChanged(SelectionChangedEvent event) {
            IStructuredSelection selection = (IStructuredSelection) event.getSelection();
            if (selection.getFirstElement() == null
                    || !(selection.getFirstElement() instanceof SamplesProject)) {
                setPageComplete(false);
                setErrorMessage(SELECT_TEMPLATE_TYPE_FORM_THE_LIST);
                labelPreview.setImage(previewImage);
                labelPreview.pack(true);
            } else {
                setErrorMessage(null);
                SamplesProject gitTemplate = ((SamplesProject) selection.getFirstElement());
                getModel().setTemplate(gitTemplate.getTemplate());
                checkPageStatus();
                labelPreview.setImage(gitTemplate.getTemplate().getImagePreview());
                labelPreview.pack(true);
            }
        }
    });
}

From source file:com.siemens.ct.mp3m.ui.views.logical.LogicalView.java

License:Open Source License

/**
 * Creates the main window's contents//from  ww  w.ja v  a2 s  . c  o  m
 * 
 * @param parent
 *            the main window
 * 
 * @return Control
 */
protected Control createContents(Composite parent) {
    // Create the table viewer to display the Artists
    treeViewer = new TreeViewer(parent, SWT.FULL_SELECTION);
    treeViewer.getTree().setLayoutData(new GridData(GridData.FILL_BOTH));

    // Set the content and label providers
    treeViewer.setContentProvider(new ArtistTreeContentProvider(this));
    treeViewer.setLabelProvider(new ArtistTreeLabelProvider());
    treeViewer.setInput(Artists.getArtists());

    String[] columnTitles = { Messages.getString("LogicalView.Artist_Album_Song"),
            Messages.getString("LogicalView.Track"), Messages.getString("LogicalView.Duration") };
    Tree tree1 = treeViewer.getTree();
    for (int i = 0; i < columnTitles.length; i++) {
        TreeColumn treeColumn = new TreeColumn(tree1, SWT.NONE);
        treeColumn.setText(columnTitles[i]);
    }
    tree1.setSortColumn(tree1.getColumn(0));
    int columnCount = tree1.getColumnCount();
    for (int i = 0; i < columnCount; i++) {
        TreeColumn treeColumn = tree1.getColumn(i);
        treeColumn.pack();
    }
    tree1.setHeaderVisible(true);
    tree1.setLinesVisible(true);

    // Create a context menu and register it with the Workbench
    MenuManager menuManager = new MenuManager("FileSystemPopup");
    menuManager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
    Menu menu = menuManager.createContextMenu(treeViewer.getControl());
    treeViewer.getControl().setMenu(menu);
    getSite().registerContextMenu(menuManager, treeViewer);

    getSite().setSelectionProvider(treeViewer);

    return treeViewer.getTree();
}

From source file:com.siemens.ct.mp3m.ui.views.physical.FileSystemView.java

License:Open Source License

public void createPartControl(Composite parent) {
    treeViewer = new TreeViewer(parent, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);
    getSite().setSelectionProvider(treeViewer);
    Platform.getAdapterManager().registerAdapters(adapterFactory, Mp3File.class);
    treeViewer.setLabelProvider(new WorkbenchLabelProvider());
    treeViewer.setContentProvider(new BaseWorkbenchContentProvider());
    treeViewer.setInput(MusicFolders.getRoot());

    // Create a context menu and register it with the Workbench
    MenuManager menuManager = new MenuManager("FileSystemPopup");
    menuManager.add(new Separator(IWorkbenchActionConstants.MB_ADDITIONS));
    Menu menu = menuManager.createContextMenu(treeViewer.getControl());
    treeViewer.getControl().setMenu(menu);
    getSite().registerContextMenu(menuManager, treeViewer);

    Mp3DoubleclickListener listener = new Mp3DoubleclickListener();
    treeViewer.addDoubleClickListener(listener);

    MusicFolders.addChangeListener(new MusicFoldersChangeListener() {
        public void musicFoldersChanged(List<String> folders) {
            treeViewer.refresh();/* www .  j a v  a 2  s.c  o  m*/
        }
    });

}

From source file:com.siemens.ct.mp3m.ui.views.physical.VirtualFileSystemView.java

License:Open Source License

@Override
public void createPartControl(Composite parent) {

    treeViewer = new TreeViewer(parent, SWT.VIRTUAL);

    getSite().setSelectionProvider(treeViewer);
    Platform.getAdapterManager().registerAdapters(adapterFactory, Mp3File.class);
    treeViewer.setLabelProvider(new WorkbenchLabelProvider());
    treeViewer.setContentProvider(new TreeContentProvider(treeViewer));
    treeViewer.setUseHashlookup(true);/*  w w w  . j av a  2  s .  c  o m*/

    Mp3Directory root = new Mp3Directory("root");
    File[] roots = File.listRoots();
    for (File fileRoot : roots) {
        Mp3Directory mp3Root = new Mp3Directory(fileRoot.getAbsolutePath());
        mp3Root.setFullPath(fileRoot.getAbsolutePath());
        root.addMp3File(mp3Root);
    }
    treeViewer.setInput(root);
    treeViewer.setChildCount(root, roots.length);

    Mp3DoubleclickListener listener = new Mp3DoubleclickListener();
    treeViewer.addDoubleClickListener(listener);
}

From source file:com.siteview.mde.internal.ui.editor.TreeSection.java

License:Open Source License

protected TreeViewer createTreeViewer(Composite parent, int style) {
    return new TreeViewer(parent, style);
}

From source file:com.siteview.mde.internal.ui.parts.TreeMessageDialog.java

License:Open Source License

protected Control createCustomArea(Composite parent) {
    TreeViewer viewer = new TreeViewer(parent, SWT.BORDER);
    GridData gd = new GridData(GridData.FILL_BOTH);
    gd.heightHint = 150;// w  ww.  j  a v a 2 s .  c o m
    viewer.getTree().setLayoutData(gd);
    viewer.setContentProvider(fContentProvider);
    viewer.setLabelProvider(fLabelProvider);
    viewer.setInput(fInput);
    applyDialogFont(viewer.getControl());
    return viewer.getControl();
}

From source file:com.siteview.mde.internal.ui.views.dependencies.DependenciesViewTreePage.java

License:Open Source License

protected StructuredViewer createViewer(Composite parent) {
    fTreeViewer = new TreeViewer(parent, SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);
    fTreeViewer.setContentProvider(fContentProvider);
    final DependenciesLabelProvider labelProvider = new DependenciesLabelProvider(true);
    fTreeViewer.setLabelProvider(labelProvider);
    fTreeViewer.getControl().addDisposeListener(new DisposeListener() {
        public void widgetDisposed(DisposeEvent e) {
            labelProvider.dispose();/*  ww w  .  j av a  2  s .  c  om*/
        }
    });
    fTreeViewer.setAutoExpandLevel(2);

    return fTreeViewer;
}

From source file:com.siteview.mde.internal.ui.views.plugins.PluginsView.java

License:Open Source License

public void createPartControl(Composite parent) {
    fTreeViewer = new TreeViewer(parent, SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL | SWT.VIRTUAL);
    fDrillDownAdapter = new DrillDownAdapter(fTreeViewer);
    fTreeViewer.setContentProvider(new PluginsContentProvider(this));
    fTreeViewer.setLabelProvider(new PluginsLabelProvider());
    // need custom comparator so that way PendingUpdateAdapter is at the top.  Using regular PluginComparator the PendingUpdateAdapter
    // will be sorted to the bottom.  When it is removed after the table is initialized, the focus will go to the last item in the table (bug 216339)
    fTreeViewer.setComparator(new ListUtil.PluginComparator() {

        public int compare(Viewer viewer, Object e1, Object e2) {
            if (e1 instanceof PendingUpdateAdapter)
                return -1;
            else if (e2 instanceof PendingUpdateAdapter)
                return 1;
            return super.compare(viewer, e1, e2);
        }/* w w w .  j a  va  2  s  .  co m*/

    });
    initDragAndDrop();
    makeActions();
    initFilters();
    IActionBars actionBars = getViewSite().getActionBars();
    contributeToActionBars(actionBars);
    registerGlobalActions(actionBars);
    hookContextMenu();
    hookDoubleClickAction();
    fTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        public void selectionChanged(SelectionChangedEvent e) {
            handleSelectionChanged(e.getSelection());
        }
    });
    MDECore.getDefault().getSearchablePluginsManager().addPluginModelListener(this);
    fTreeViewer.setInput(fRoot = getDeferredTreeRoot());

    MDECore.getDefault().getModelManager().addPluginModelListener(this);
    MDEPlugin.getDefault().getPreferenceStore().addPropertyChangeListener(fPropertyListener);
    getViewSite().setSelectionProvider(fTreeViewer);

    PlatformUI.getWorkbench().getHelpSystem().setHelp(fTreeViewer.getControl(), IHelpContextIds.PLUGINS_VIEW);
}

From source file:com.skratchdot.electribe.fileexplorer.views.TreeView.java

License:Open Source License

@Override
public void createPartControl(Composite parent) {
    viewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL);

    // Add drag support
    int ops = DND.DROP_COPY;
    Transfer[] transfers = new Transfer[] { FileTransfer.getInstance() };
    viewer.addDragSupport(ops, transfers, new FileExplorerDragSourceAdapter(viewer));

    viewer.setUseHashlookup(true); // try to speed things up
    viewer.setContentProvider(new TreeViewContentProvider(
            Activator.getDefault().getPreferenceStore()
                    .getBoolean(PreferenceConstants.PREFNAME_TREEVIEW_ONLYSHOWINGDIRECTORIES),
            Activator.getDefault().getPreferenceStore()
                    .getString(PreferenceConstants.PREFNAME_TREEVIEW_FILEFILTERARRAY)));
    viewer.setLabelProvider(new TreeViewLabelProvider());
    viewer.setSorter(new FileExplorerSorter());
    viewer.setInput(root);/*from  w  w w  .j  a va2  s. c o  m*/

    // This view is a selection provider
    getSite().setSelectionProvider(viewer);

    // Add context menu
    FileExplorerUtil.createContextMenuFor(getSite(), viewer, TableView.ID);

    // listen for preference change events
    Activator.getDefault().getPreferenceStore().addPropertyChangeListener((IPropertyChangeListener) this);
}

From source file:com.smartmonkey.recrep.SMonkeyViewer.java

License:Apache License

/**
 * Create contents of the application window.
 * //from   w ww.j  av  a 2 s  .  c  om
 * @param parent
 */
@Override
protected Control createContents(Composite parent) {
    parent.setLayout(new FillLayout());
    SashForm baseSash = new SashForm(parent, SWT.HORIZONTAL | SWT.NONE);
    // draw the canvas with border, so the divider area for sash form can be
    // highlighted
    SashForm leftSash = new SashForm(baseSash, SWT.VERTICAL);
    mScreenshotCanvas = new Canvas(leftSash, SWT.BORDER | SWT.NO_REDRAW_RESIZE);
    mScreenshotCanvas.addMouseListener(new MouseAdapter() {
        @Override
        public void mouseUp(MouseEvent e) {
            if (e.button == 3) // Right Click
            {
                SMonkeyModel.getModel().toggleExploreMode();
            } else if (e.button == 1) // Left Click
            {
                SMonkeyModel.getModel().touch();
            }
        }
    });

    mScreenshotCanvas.setBackground(getShell().getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND));
    mScreenshotCanvas.addPaintListener(new PaintListener() {
        @Override
        public void paintControl(PaintEvent e) {
            Image image = SMonkeyModel.getModel().getScreenshot();
            if (image != null) {
                updateScreenshotTransformation();
                // shifting the image here, so that there's a border around
                // screen shot
                // this makes highlighting red rectangles on the screen shot
                // edges more visible
                Transform t = new Transform(e.gc.getDevice());
                t.translate(mDx, mDy);
                t.scale(mScale, mScale);
                e.gc.setTransform(t);
                e.gc.drawImage(image, 0, 0);
                // this resets the transformation to identity transform,
                // i.e. no change
                // we don't use transformation here because it will cause
                // the line pattern
                // and line width of highlight rect to be scaled, causing to
                // appear to be blurry
                e.gc.setTransform(null);
                if (SMonkeyModel.getModel().shouldShowNafNodes()) {
                    // highlight the "Not Accessibility Friendly" nodes
                    e.gc.setForeground(e.gc.getDevice().getSystemColor(SWT.COLOR_YELLOW));
                    e.gc.setBackground(e.gc.getDevice().getSystemColor(SWT.COLOR_YELLOW));
                    for (Rectangle r : SMonkeyModel.getModel().getNafNodes()) {
                        e.gc.setAlpha(50);
                        e.gc.fillRectangle(mDx + getScaledSize(r.x), mDy + getScaledSize(r.y),
                                getScaledSize(r.width), getScaledSize(r.height));
                        e.gc.setAlpha(255);
                        e.gc.setLineStyle(SWT.LINE_SOLID);
                        e.gc.setLineWidth(2);
                        e.gc.drawRectangle(mDx + getScaledSize(r.x), mDy + getScaledSize(r.y),
                                getScaledSize(r.width), getScaledSize(r.height));
                    }
                }
                // draw the mouseover rects
                Rectangle rect = SMonkeyModel.getModel().getCurrentDrawingRect();
                if (rect != null) {
                    e.gc.setForeground(e.gc.getDevice().getSystemColor(SWT.COLOR_RED));
                    if (SMonkeyModel.getModel().isExploreMode()) {
                        // when we highlight nodes dynamically on mouse
                        // move,
                        // use dashed borders
                        e.gc.setLineStyle(SWT.LINE_DASH);
                        e.gc.setLineWidth(1);
                    } else {
                        // when highlighting nodes on tree node selection,
                        // use solid borders
                        e.gc.setLineStyle(SWT.LINE_SOLID);
                        e.gc.setLineWidth(2);
                    }
                    e.gc.drawRectangle(mDx + getScaledSize(rect.x), mDy + getScaledSize(rect.y),
                            getScaledSize(rect.width), getScaledSize(rect.height));
                }
            }
        }
    });
    mScreenshotCanvas.addMouseMoveListener(new MouseMoveListener() {
        @Override
        public void mouseMove(MouseEvent e) {
            if (SMonkeyModel.getModel().isExploreMode()) {
                SMonkeyModel.getModel().updateSelectionForCoordinates(getInverseScaledSize(e.x - mDx),
                        getInverseScaledSize(e.y - mDy));
            }
        }
    });

    // Lower Left Base contains the physical buttons on the phone
    SashForm lowerLeftBase = new SashForm(leftSash, SWT.HORIZONTAL);

    Composite buttonComposite = new Composite(lowerLeftBase, SWT.BORDER);
    ToolBarManager physicalButtonToolbarManager = new ToolBarManager();
    physicalButtonToolbarManager.add(new Action() {
        @Override
        public ImageDescriptor getImageDescriptor() {
            return ImageHelper.loadImageDescriptorFromResource("images/back_gray.png");
        }

        public void run() {
            SMonkeyModel.getModel().pressButton(PhysicalButton.BACK);
        }
    });
    physicalButtonToolbarManager.add(new Action() {
        @Override
        public ImageDescriptor getImageDescriptor() {
            return ImageHelper.loadImageDescriptorFromResource("images/menu_gray.png");
        }

        public void run() {
            SMonkeyModel.getModel().pressButton(PhysicalButton.MENU);
        }
    });
    physicalButtonToolbarManager.add(new Action() {
        @Override
        public ImageDescriptor getImageDescriptor() {
            return ImageHelper.loadImageDescriptorFromResource("images/home_gray.png");
        }

        public void run() {
            SMonkeyModel.getModel().pressButton(PhysicalButton.HOME);
        }
    });
    physicalButtonToolbarManager.add(new Action() {
        @Override
        public ImageDescriptor getImageDescriptor() {
            return ImageHelper.loadImageDescriptorFromResource("images/noop.png");
        }

        public void run() {
            SMonkeyModel.getModel().noop();
        }
    });
    physicalButtonToolbarManager.add(mFBLoginAction);

    physicalButtonToolbarManager.createControl(buttonComposite);

    Composite textComposite = new Composite(lowerLeftBase, SWT.BORDER);
    mText = new Text(textComposite, SWT.SINGLE);
    mSendTextButton = new Button(textComposite, SWT.PUSH);
    mSendTextButton.setText("Send\nText");
    mSendTextButton.addMouseListener(new MouseAdapter() {
        @Override
        public void mouseUp(MouseEvent e) {
            SMonkeyModel.getModel().sendText(mText.getText());
        }
    });
    textComposite.setLayout(new FillLayout());

    leftSash.setWeights(new int[] { 6, 1 });

    // middle sash contains the list of events, which are highlighted as
    // they happen.
    // TODO: Add a fast forward button to perform the next event, skipping
    // the wait
    SashForm middleSash = new SashForm(baseSash, SWT.VERTICAL);

    ToolBarManager replayToolbarManager = new ToolBarManager(SWT.FLAT);
    replayToolbarManager.add(mClearRecordingAction);
    replayToolbarManager.add(mOpenRecordFileAction);
    replayToolbarManager.add(mSaveRecordFileAction);
    replayToolbarManager.add(mToggleAutoRefreshAction);
    replayToolbarManager.add(mReplayAction);

    replayToolbarManager.createControl(middleSash);

    chimpEventTableViewer = new TableViewer(middleSash,
            SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER);

    chimpEventTableViewer.getTable().setMenu(new Menu(chimpEventTableViewer.getTable()));

    TableViewerColumn waitColumn = new TableViewerColumn(chimpEventTableViewer, SWT.NONE);
    waitColumn.getColumn().setText("Wait time");
    waitColumn.getColumn().setWidth(100);
    waitColumn.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            if (element instanceof ChimpEvent) {
                ChimpEvent chimp = (ChimpEvent) element;
                return chimp.getWait();
            }
            return super.getText(element);
        }
    });

    TableViewerColumn typeColumn = new TableViewerColumn(chimpEventTableViewer, SWT.NONE);
    typeColumn.getColumn().setText("Type");
    typeColumn.getColumn().setWidth(100);
    typeColumn.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            if (element instanceof ChimpEvent) {
                ChimpEvent chimp = (ChimpEvent) element;
                return chimp.getType();
            }
            return super.getText(element);
        }
    });

    TableViewerColumn miscColumn = new TableViewerColumn(getChimpEventTableViewer(), SWT.NONE);
    miscColumn.getColumn().setText("Misc");
    miscColumn.getColumn().setWidth(100);
    miscColumn.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            if (element instanceof ChimpEvent) {
                ChimpEvent chimp = (ChimpEvent) element;
                return chimp.getMisc();
            }
            return super.getText(element);
        }
    });
    chimpEventTableViewer.getTable().setLinesVisible(true);
    chimpEventTableViewer.getTable().setHeaderVisible(true);
    chimpEventTableViewer.setContentProvider(ArrayContentProvider.getInstance());
    chimpEventTableViewer.setInput(SMonkeyModel.getModel().getLog());

    middleSash.setWeights(new int[] { 1, 20 });

    // right sash is split into 2 parts: upper-right and lower-right
    // both are composites with borders, so that the horizontal divider can
    // be highlighted by
    // the borders
    SashForm rightSash = new SashForm(baseSash, SWT.VERTICAL);

    // upper-right base contains the toolbar and the tree
    Composite upperRightBase = new Composite(rightSash, SWT.BORDER);
    upperRightBase.setLayout(new GridLayout(1, false));
    ToolBarManager toolBarManager = new ToolBarManager(SWT.FLAT);
    toolBarManager.add(mOpenFilesAction);
    toolBarManager.add(mSaveFilesAction);
    toolBarManager.add(mExpandAllAction);
    toolBarManager.add(mScreenshotAction);
    toolBarManager.add(mToggleNafAction);

    // toolBarManager.add(mClearRecordingAction);
    // toolBarManager.add(mSaveRecordingAction);
    toolBarManager.createControl(upperRightBase);

    // Button b = new Button(upperRightBase.getShell(),SWT.CHECK);
    // b.setText("Auto");

    mTreeViewer = new TreeViewer(upperRightBase, SWT.NONE);
    mTreeViewer.setContentProvider(new BasicTreeNodeContentProvider());
    // default LabelProvider uses toString() to generate text to display
    mTreeViewer.setLabelProvider(new LabelProvider());
    mTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            if (event.getSelection().isEmpty()) {
                SMonkeyModel.getModel().setSelectedNode(null);
            } else if (event.getSelection() instanceof IStructuredSelection) {
                IStructuredSelection selection = (IStructuredSelection) event.getSelection();
                Object o = selection.toArray()[0];
                if (o instanceof BasicTreeNode) {
                    SMonkeyModel.getModel().setSelectedNode((BasicTreeNode) o);
                }
            }
        }
    });
    Tree tree = mTreeViewer.getTree();
    tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
    // move focus so that it's not on tool bar (looks weird)
    tree.setFocus();

    // lower-right base contains the detail group
    Composite lowerRightBase = new Composite(rightSash, SWT.BORDER);
    lowerRightBase.setLayout(new FillLayout());
    Group grpNodeDetail = new Group(lowerRightBase, SWT.NONE);
    grpNodeDetail.setLayout(new FillLayout(SWT.HORIZONTAL));
    grpNodeDetail.setText("Node Detail");

    Composite tableContainer = new Composite(grpNodeDetail, SWT.NONE);

    TableColumnLayout columnLayout = new TableColumnLayout();
    tableContainer.setLayout(columnLayout);

    mTableViewer = new TableViewer(tableContainer, SWT.NONE | SWT.FULL_SELECTION);
    Table table = mTableViewer.getTable();
    table.setLinesVisible(true);
    // use ArrayContentProvider here, it assumes the input to the
    // TableViewer
    // is an array, where each element represents a row in the table
    mTableViewer.setContentProvider(ArrayContentProvider.getInstance());

    TableViewerColumn tableViewerColumnKey = new TableViewerColumn(mTableViewer, SWT.NONE);
    TableColumn tblclmnKey = tableViewerColumnKey.getColumn();
    tableViewerColumnKey.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            if (element instanceof AttributePair) {
                // first column, shows the attribute name
                return ((AttributePair) element).key;
            }
            return super.getText(element);
        }
    });
    columnLayout.setColumnData(tblclmnKey, new ColumnWeightData(1, ColumnWeightData.MINIMUM_WIDTH, true));

    TableViewerColumn tableViewerColumnValue = new TableViewerColumn(mTableViewer, SWT.NONE);
    tableViewerColumnValue.setEditingSupport(new AttributeTableEditingSupport(mTableViewer));
    TableColumn tblclmnValue = tableViewerColumnValue.getColumn();
    columnLayout.setColumnData(tblclmnValue, new ColumnWeightData(2, ColumnWeightData.MINIMUM_WIDTH, true));
    tableViewerColumnValue.setLabelProvider(new ColumnLabelProvider() {
        @Override
        public String getText(Object element) {
            if (element instanceof AttributePair) {
                // second column, shows the attribute value
                return ((AttributePair) element).value;
            }
            return super.getText(element);
        }
    });
    // sets the ratio of the vertical split: left 5 vs middle 3 vs right 3
    baseSash.setWeights(new int[] { 5, 5, 3 });
    return baseSash;
}