Java Code Examples for org.eclipse.jface.viewers.TableViewer#setInput()

@Test
public void should_bindAddChildButtonEnablement_convert_boolean_value() throws Exception {
    section.init(new WritableValue(aContract().build(), Contract.class));
    final Button button = new Button(parent, SWT.PUSH);
    final TableViewer inputsTableViewer = new TableViewer(parent);
    inputsTableViewer.setLabelProvider(new LabelProvider());
    inputsTableViewer.setContentProvider(ArrayContentProvider.getInstance());

    final ContractInput textParentInput = ProcessFactory.eINSTANCE.createContractInput();
    textParentInput.setType(ContractInputType.TEXT);
    final ContractInput complexParentInput = ProcessFactory.eINSTANCE.createContractInput();
    complexParentInput.setType(ContractInputType.COMPLEX);

    inputsTableViewer.setInput(Arrays.asList(textParentInput, complexParentInput));
    section.bindAddChildButtonEnablement(button, inputsTableViewer);
    assertThat(button.isEnabled()).isFalse();
    assertThat(inputsTableViewer.getSelection().isEmpty()).isTrue();
    inputsTableViewer.setSelection(new StructuredSelection(textParentInput));
    assertThat(button.isEnabled()).isFalse();
    assertThat(inputsTableViewer.getSelection().isEmpty()).isFalse();

    inputsTableViewer.setSelection(new StructuredSelection(complexParentInput));
    assertThat(button.isEnabled()).isTrue();
}
 

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

    dependenciesViewer = new TableViewer(composite, SWT.BORDER | SWT.V_SCROLL | SWT.READ_ONLY | SWT.MULTI);
    dependenciesViewer.getControl().setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    dependenciesViewer.setContentProvider(new ArrayContentProvider());
    dependenciesViewer.setLabelProvider(adapterLabelProvider);

    final List<EObject> input = new ArrayList<EObject>();
    for (final Expression e : filteredExpression) {
        final EList<EObject> referencedElements = e.getReferencedElements();
        if (!referencedElements.isEmpty()) {
            final EObject element = referencedElements.get(0);
            input.add(ExpressionHelper.createDependencyFromEObject(element));
        }
    }

    dependenciesViewer.setInput(input);
    return composite;
}
 

private void createConstraintsDefinitionViewer(AbstractBdmFormPage formPage, Composite parent) {
    constraintViewer = new TableViewer(parent,
            SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.SINGLE);
    constraintViewer.getTable()
            .setLayoutData(GridDataFactory.fillDefaults().span(2, 1).grab(true, true).create());
    constraintViewer.getTable().setData(SWTBotConstants.SWTBOT_WIDGET_ID_KEY, CONSTRAINTS_LIST_VIEWER_ID);
    formPage.getToolkit().adapt(constraintViewer.getTable());
    ColumnViewerToolTipSupport.enableFor(constraintViewer);
    constraintViewer.setUseHashlookup(true);
    constraintViewer.getTable().setHeaderVisible(true);
    constraintViewer.getTable().setLinesVisible(true);
    constraintViewer.addFilter(createSearchFilter());

    TableLayout layout = new TableLayout();
    layout.addColumnData(new ColumnWeightData(1, true));
    layout.addColumnData(new ColumnWeightData(1, true));
    constraintViewer.getTable().setLayout(layout);

    createConstraintnameColumn(constraintViewer);
    createAttributesColumn(constraintViewer);

    constraintViewer.setContentProvider(new ObservableListContentProvider());
    constraintViewer.setInput(constraintsObservable);
    selectedConstraintObservable = ViewerProperties.singleSelection(UniqueConstraint.class).observe(constraintViewer);
}
 

public void createDocumentTableViewerComposite(final Composite parent, final DataBindingContext dbc) {
    documentTableViewerComposite = new Composite(parent, SWT.NONE);
    documentTableViewerComposite.setLayout(GridLayoutFactory.swtDefaults().create());
    documentTableViewerComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    final TableViewer documentTableViewer = new TableViewer(documentTableViewerComposite,
            SWT.BORDER | SWT.SINGLE | SWT.NO_FOCUS | SWT.H_SCROLL
                    | SWT.V_SCROLL);
    documentTableViewer.getTable()
            .setLayoutData(GridDataFactory.fillDefaults().grab(true, true).hint(200, 100).create());
    final ObservableListContentProvider contentProvider = new ObservableListContentProvider();
    documentTableViewer.setContentProvider(contentProvider);
    documentTableViewer.setLabelProvider(new DocumentStyledLabelProvider());
    documentTableViewer.setInput(new WritableList(availableDocuments, ProcessPackage.Literals.DOCUMENT));
    final IViewerObservableValue observeSingleSelection = ViewersObservables
            .observeSingleSelection(documentTableViewer);
    dbc.bindValue(observeSingleSelection, selectedDataObservable,
            updateValueStrategy().withValidator(createDefaultValueAlreadyDefinedValidator()).create(), null);
    documentButton.addSelectionListener(createDocumentSelectionAdapter());
}
 

public void createBusinessVariableTableViewerComposite(final Composite parent, final DataBindingContext dbc) {
    businessVariableTableViewerComposite = new Composite(parent, SWT.NONE);
    businessVariableTableViewerComposite.setLayout(GridLayoutFactory.swtDefaults().create());
    businessVariableTableViewerComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    final TableViewer businessDataTableViewer = new TableViewer(businessVariableTableViewerComposite,
            SWT.BORDER | SWT.SINGLE | SWT.NO_FOCUS | SWT.H_SCROLL
                    | SWT.V_SCROLL);
    businessDataTableViewer.getTable().setLayout(GridLayoutFactory.fillDefaults().create());
    businessDataTableViewer.getTable()
            .setLayoutData(GridDataFactory.fillDefaults().grab(true, true).hint(200, 100).create());
    final ObservableListContentProvider contentProvider = new ObservableListContentProvider();
    businessDataTableViewer.setContentProvider(contentProvider);
    final IObservableSet knownElements = contentProvider.getKnownElements();
    final IObservableMap[] labelMaps = EMFObservables.observeMaps(knownElements,
            new EStructuralFeature[] { ProcessPackage.Literals.ELEMENT__NAME,
                    ProcessPackage.Literals.DATA__MULTIPLE,
                    ProcessPackage.Literals.JAVA_OBJECT_DATA__CLASS_NAME });
    businessDataTableViewer
            .setLabelProvider(new BusinessObjectDataStyledLabelProvider(businessObjectStore, labelMaps));
    businessDataTableViewer
            .setInput(new WritableList(availableBusinessData, ProcessPackage.Literals.BUSINESS_OBJECT_DATA));
    final IViewerObservableValue observeSingleSelection = ViewersObservables
            .observeSingleSelection(businessDataTableViewer);
    dbc.bindValue(observeSingleSelection, selectedDataObservable);
    businessVariableButton.addSelectionListener(createBusinessVariableSelectionAdapter());
}
 

@Override
protected Control createCustomArea(Composite parent) {
    final Composite container = new Composite(parent, parent.getStyle());
    container.setLayout(new GridLayout(1, false));
    container.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

    final TableViewer templatesTreeViewer = new TableViewer(container, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
    Table table = templatesTreeViewer.getTable();
    final GridData gdTable = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1);
    gdTable.minimumWidth = TABLE_MINIMUM_WIDTH;
    gdTable.minimumHeight = TABLE_MINIMUM_HEIGHT;
    table.setLayoutData(gdTable);
    templatesTreeViewer.setContentProvider(new CollectionContentProvider());
    templatesTreeViewer.setLabelProvider(new ColumnLabelProvider());
    final List<String> registeredTemplates = new ArrayList<>(TemplateRegistry.INSTANCE.getTemplates().keySet());
    Collections.sort(registeredTemplates);
    templatesTreeViewer.addSelectionChangedListener(new ISelectionChangedListener() {

        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            templateURI = TemplateRegistry.INSTANCE.getTemplates()
                    .get(((IStructuredSelection) event.getSelection()).getFirstElement());
        }
    });
    templatesTreeViewer.setInput(registeredTemplates);

    return container;
}
 

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

	TableViewerColumn column = new TableViewerColumn(viewer, SWT.NONE);
	column.setLabelProvider(new StringLabelProvider());

	viewer.getTable().getColumn(0).setWidth(200);
	
	viewer.setContentProvider(ArrayContentProvider.getInstance());
	
	// Provide the input to the ContentProvider
	viewer.setInput(createInitialDataModel());
}
 

/**
   * Performs the inverse operation to {@link FormHelper#getSerializedInput(CheckboxTableViewer)} 
   */
  public static void setSerializedInput(TableViewer table, List<String> serializedInput)
  {
      @SuppressWarnings("unchecked")
Vector<Formula> input = ((Vector<Formula>) table.getInput());
      if (input == null)
      {
          input = new Vector<Formula>();
      }
      // handling Formulas
      if (table instanceof CheckboxTableViewer)
      {
          Iterator<String> serializedIterator = serializedInput.iterator();
          Vector<Formula> checked = new Vector<Formula>();

          CheckboxTableViewer checkTable = (CheckboxTableViewer) table;
          while (serializedIterator.hasNext())
          {
              String entry = serializedIterator.next();
              Formula formula = new Formula(entry.substring(1));
              input.add(formula);
              if ("1".equals(entry.substring(0, 1)))
              {
                  checked.add(formula);
              }
          }
          checkTable.setInput(input);
          checkTable.setCheckedElements(checked.toArray());

      } else
      // handling Assignments
      {
          List<Assignment> deserializeAssignmentList = ModelHelper.deserializeAssignmentList(serializedInput);
          table.setInput(deserializeAssignmentList);
      }

  }
 

protected TableViewer createBlackListViewer(Composite group) {
	TableViewer result = new TableViewer(group, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL);
	result.getTable().setLinesVisible(true);
	GridDataFactory.fillDefaults().grab(true, true).applyTo(result.getControl());
	result.setContentProvider(new ArrayContentProvider());
	result.setLabelProvider(new WorkbenchLabelProvider());
	values = blacklist.getValues(getActualProject());
	result.setInput(values);
	return result;
}
 

private void createAttributeTableViewer(Composite parent) {
    viewer = new TableViewer(parent,
            SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.SINGLE);
    viewer.getTable().setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    viewer.getTable().setData(SWTBotConstants.SWTBOT_WIDGET_ID_KEY, ATTRIBUTE_LIST_VIEWER_ID);
    formPage.getToolkit().adapt(viewer.getTable());
    ColumnViewerToolTipSupport.enableFor(viewer);
    viewer.setUseHashlookup(true);
    viewer.getTable().setHeaderVisible(true);
    viewer.getTable().setLinesVisible(true);
    viewer.addFilter(new SearchFilter<>(fieldToFilter));

    TableLayout layout = new TableLayout();
    layout.addColumnData(new ColumnWeightData(5, true));
    layout.addColumnData(new ColumnWeightData(4, true));
    layout.addColumnData(new ColumnWeightData(3, true));
    layout.addColumnData(new ColumnWeightData(3, true));
    viewer.getTable().setLayout(layout);

    createNameColumn(viewer);
    createTypeColumn(viewer);
    createMultipleColumn(viewer);
    createMandatoryColumn(viewer);

    viewer.setContentProvider(new ObservableListContentProvider());
    viewer.setInput(fieldsObservable);
    selectedFieldObservable = ViewerProperties.singleSelection(Field.class).observe(viewer);

    addDragAndDropSupport();
}
 

private <T extends CategorizedDescriptor> void fillTable(
		TableViewer table, List<T> list) {
	table.setLabelProvider(new TableLabel());
	Tables.bindColumnWidths(table, 1.0);
	list.sort((d1, d2) -> Strings.compare(
			Labels.name(d1),
			Labels.name(d2)));
	table.setInput(list);
	Tables.onDoubleClick(table, e -> {
		CategorizedDescriptor d = Viewers.getFirstSelected(table);
		App.openEditor(d);
	});
	Action copy = TableClipboard.onCopy(table);
	Actions.bind(table, copy);
}
 

@Override
protected Control createDialogArea(Composite parent){
	Composite ret = new Composite(parent, SWT.NONE);
	ret.setLayout(new GridLayout());
	ret.setLayoutData(SWTHelper.getFillGridData(1, true, 1, true));
	Label lblSelectState = new Label(ret, SWT.NONE);
	lblSelectState.setText(Messages.RnDialogs_pleaseNewStateForMulti);
	
	cbStates = new Combo(ret, SWT.READ_ONLY);
	cbStates.setItems(RnStatus.getStatusTexts());
	cbStates.setVisibleItemCount(RnStatus.getStatusTexts().length);
	cbStates.select(rechnungen.get(0).getStatus());
	cbStates.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false));
	
	tableViewer = new TableViewer(ret, SWT.V_SCROLL | SWT.BORDER | SWT.FULL_SELECTION);
	GridData gd_Table = new GridData();
	gd_Table.grabExcessHorizontalSpace = true;
	gd_Table.horizontalSpan = 1;
	gd_Table.minimumHeight = 150;
	gd_Table.heightHint = 150;
	tableViewer.getTable().setLayoutData(gd_Table);
	tableViewer.getTable().setHeaderVisible(true);
	tableViewer.getTable().setLinesVisible(false);
	
	tableViewer.setContentProvider(new ArrayContentProvider());
	TableViewerColumn colRnNumber = new TableViewerColumn(tableViewer, SWT.NONE);
	colRnNumber.getColumn().setWidth(200);
	colRnNumber.getColumn().setText(Messages.RnDialogs_invoiceNumber);
	colRnNumber.setLabelProvider(new ColumnLabelProvider());
	
	tableViewer.setInput(rnNumbers);
	
	return ret;
}
 

@PostConstruct
public void createComposite(Composite parent) {
	addFonts(display);
	
	ResourceManager resManager = 
			  new LocalResourceManager(JFaceResources.getResources(), parent);
	FontDescriptor fontDescriptor = FontDescriptor.createFrom("Roboto-ThinItalic", 11, SWT.NORMAL);

	Font font = resManager.createFont(fontDescriptor);
	parent.setLayout(new GridLayout(1, false));
	
	txtInput = new Text(parent, SWT.BORDER);
	txtInput.setFont(font);
	txtInput.setMessage("Enter text to mark part as dirty");
	txtInput.addModifyListener(new ModifyListener() {
		@Override
		public void modifyText(ModifyEvent e) {
			dirty.setDirty(true);
		}
	});
	FontData fd = txtInput.getFont().getFontData()[0];
	txtInput.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	
	Text txtInput2 = new Text(parent, SWT.BORDER);
	txtInput2.setMessage("Enter text to mark part as dirty");
	txtInput2.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	Button button = new Button(parent, SWT.PUSH);
	button.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
	button.setFont(font);
	button.setText("Press me");
	
	
	
	Button button2 = new Button(parent, SWT.PUSH);
	button2.setLayoutData(new GridData(SWT.BEGINNING, SWT.CENTER, false, false));
	button2.setText("Press me");

	tableViewer = new TableViewer(parent);

	tableViewer.setContentProvider(ArrayContentProvider.getInstance());;
	tableViewer.setInput(createInitialDataModel());
	tableViewer.getTable().setLayoutData(new GridData(GridData.FILL_BOTH));
}
 

public void createContent(Composite parent) {
	TableViewer tableViewer = new TableViewer(parent, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION);
	final Table table = tableViewer.getTable();
	GridData tableData = new GridData(GridData.GRAB_HORIZONTAL | GridData.GRAB_VERTICAL | GridData.FILL_BOTH);
	tableData.heightHint = 160;
	table.setLayoutData(tableData);
	table.setLinesVisible(true);
	table.setHeaderVisible(true);
	
	TableColumn columnNumber = new TableColumn(table, SWT.LEFT);
	columnNumber.setText(Messages.getString("wizard.UpdateTMWizardPage.columnNumber"));
	columnNumber.setWidth(50);
	
	TableColumn columnPath = new TableColumn(table, SWT.LEFT);
	columnPath.setText(Messages.getString("wizard.UpdateTMWizardPage.columnPath"));
	columnPath.setWidth(400);
	
	tableViewer.setLabelProvider(new TableViewerLabelProvider());
	tableViewer.setContentProvider(new ArrayContentProvider());
	tableViewer.setInput(getTableInfo());
	
	Group groupStatus = new Group(parent, SWT.None);
	groupStatus.setLayout(new GridLayout());
	groupStatus.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
	groupStatus.setText(Messages.getString("dialog.UpdateTMDialog.lbl"));
	btnDraft = new Button(groupStatus, SWT.CHECK);
	btnDraft.setText(Messages.getString("dialog.UpdateTMDialog.btnDraft"));

	btnTranslated = new Button(groupStatus, SWT.CHECK);
	btnTranslated.setText(Messages.getString("dialog.UpdateTMDialog.btnTranslated"));
	btnTranslated.setSelection(true);

	btnApproved = new Button(groupStatus, SWT.CHECK);
	btnApproved.setText(Messages.getString("dialog.UpdateTMDialog.btnApproved"));
	btnApproved.setSelection(true);

	btnSignedOff = new Button(groupStatus, SWT.CHECK);
	btnSignedOff.setText(Messages.getString("dialog.UpdateTMDialog.btnSignedOff"));
	btnSignedOff.setSelection(true);
	
	btnLocked = new Button(groupStatus, SWT.CHECK);
	btnLocked.setText(Messages.getString("dialog.UpdateTMWizardPage.btnLocked"));
}
 

private void createAvailableAttributesTableViewer(Composite parent) {
    Section section = formPage.getToolkit().createSection(parent, Section.EXPANDED);
    section.setLayout(GridLayoutFactory.fillDefaults().create());
    section.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    section.setText(Messages.availableAttributes);

    Composite client = formPage.getToolkit().createComposite(section);
    client.setLayout(GridLayoutFactory.fillDefaults().create());
    client.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());

    availableAttributesTableViewer = new TableViewer(client,
            SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL | SWT.MULTI);
    availableAttributesTableViewer.getTable().setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    availableAttributesTableViewer.getTable().setData(SWTBotConstants.SWTBOT_WIDGET_ID_KEY, AVAILABLE_FIELDS_VIEWER_ID);
    formPage.getToolkit().adapt(availableAttributesTableViewer.getTable());
    ColumnViewerToolTipSupport.enableFor(availableAttributesTableViewer);
    availableAttributesTableViewer.setUseHashlookup(true);
    availableAttributesTableViewer.getTable().setLinesVisible(true);
    availableAttributesTableViewer.setFilters(indexableFieldFilter, indexedFieldsFilter());

    TableLayout layout = new TableLayout();
    layout.addColumnData(new ColumnWeightData(1, true));
    availableAttributesTableViewer.getTable().setLayout(layout);

    createAttributesColumn(availableAttributesTableViewer);

    availableAttributesTableViewer.setContentProvider(new ObservableListContentProvider());
    availableAttributesTableViewer.setInput(actualsFieldsObservable);
    selectedAvailableAttributeObservable = ViewersObservables.observeMultiSelection(availableAttributesTableViewer);

    availableAttributesTableViewer.getTable().addMouseMoveListener(e -> updateCursor(e, availableAttributesTableViewer));
    availableAttributesTableViewer.addDragSupport(DND.DROP_MOVE, new Transfer[] { FieldTransfer.getInstance() },
            dragSourceAdapter(selectedAvailableAttributeObservable));
    availableAttributesTableViewer.addDropSupport(DND.DROP_MOVE,
            new Transfer[] { FieldTransfer.getInstance() },
            new DropTargetAdapter() {

                @Override
                public void drop(DropTargetEvent event) {
                    dragLeave(event);
                    indexedFieldsObservable.removeAll((Collection<?>) event.data);
                }
            });

    section.setClient(client);
}
 

/**
 * Create the composite.
 * @param parent
 * @param style
 * @param editedSdk 
 */
public SdkEnvironmentControl(Composite parent, int style, final Sdk editedSdk) {
    super(parent, style);
    this.editedSdk = editedSdk;
    selectedVar = null;
    
    setLayoutData(new GridData(GridData.FILL_BOTH));
    setLayout(SwtUtils.removeMargins(new GridLayout(2, false)));
    
    Composite tableComposite = new Composite(this, SWT.NONE);
    tableComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
    tableComposite.setLayout(new GridLayout(1, false));
    
    tableComposite.setBackground(new Color(Display.getDefault(), 255,0,0));
    
    
    tableComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
    TableColumnLayout tableColumnLayout = new TableColumnLayout();
    tableComposite.setLayout(tableColumnLayout);
    
    tableViewer = new TableViewer(tableComposite, SWT.BORDER | SWT.FULL_SELECTION);
    table = tableViewer.getTable();
    table.setHeaderVisible(true);
    table.setLinesVisible(true);
    
    columnName = new TableViewerColumn(tableViewer, SWT.NONE);
    tblclmnName = columnName.getColumn();
    tableColumnLayout.setColumnData(tblclmnName, new ColumnPixelData(150, true, true));
    tblclmnName.setText(Messages.SdkEnvironmentControl_Variable);
    
    columnLocation = new TableViewerColumn(tableViewer, SWT.NONE);
    tblclmnLocation = columnLocation.getColumn();
    tableColumnLayout.setColumnData(tblclmnLocation, new ColumnPixelData(150, true, true));
    tblclmnLocation.setText(Messages.SdkEnvironmentControl_Value);
    tableViewer.setContentProvider(new SdkEnvContentProvider());
    tableViewer.setLabelProvider(new SdkEnvLabelProvider());
    tableViewer.addSelectionChangedListener(new ISelectionChangedListener() {
        @Override
        public void selectionChanged(SelectionChangedEvent event) {
            TableItem[] selectedItems = table.getSelection();
            boolean isEnabled = selectedItems.length > 0;
            btnEdit.setEnabled(isEnabled);
            btnDelete.setEnabled(isEnabled);
            selectedVar = isEnabled ? (String)selectedItems[0].getData() : null;
        }
    });
    
    Composite buttonsComposite = new Composite(this, SWT.NONE);
    buttonsComposite.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false, 1, 1));
    buttonsComposite.setLayout(SwtUtils.removeMargins(new GridLayout(1, false)));
    
    btnNew = SWTFactory.createPushButton(buttonsComposite, Messages.SdkEnvironmentControl_New, null);
    btnNew.addSelectionListener(new AddVarButtonHandler());
    
    btnEdit = SWTFactory.createPushButton(buttonsComposite, Messages.SdkEnvironmentControl_Edit, null);
    btnEdit.addSelectionListener(new EditValueButtonHandler());
    btnEdit.setEnabled(false);
    
    btnDelete = SWTFactory.createPushButton(buttonsComposite, Messages.SdkEnvironmentControl_Delete, null);
    btnDelete.setEnabled(false);
    btnDelete.addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (selectedVar != null) {
                editedSdk.removeEnvironmentVariable(selectedVar);
                tableViewer.setInput(editedSdk);
            }
        }
    });
    tableViewer.setInput(editedSdk);
}
 

@Override
 protected Control createDialogArea(Composite parent) {
     Composite composite = (Composite) super.createDialogArea(parent);
     GridLayoutFactory.fillDefaults().extendedMargins(Util.isWindows() ? 0 : 3, 3, 2, 2).applyTo(composite);

     Composite tableComposite = new Composite(composite, SWT.NONE);
     tableComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
     tableComposite.setLayout(new GridLayout(1, false));
     
     tableViewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL
             | SWT.V_SCROLL | SWT.FULL_SELECTION | SWT.BORDER);
     
     table = tableViewer.getTable();
     table.setLayoutData(new GridData(GridData.FILL_BOTH));
     tableViewer.setContentProvider(new MenuTableContentProvider());
     tableViewer.setLabelProvider(new MenuTableLabelProvider());

     { // Columns:
         GC gc= new GC(table);
         try {
         	int maxW = gc.stringExtent("WWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWWW").x; //$NON-NLS-1$
         	int gap  = gc.stringExtent("WW").x; //$NON-NLS-1$
         	int widths[] = new int[model.columns];
         	for (int i=0; i<model.columns; ++i) {
         		widths[i] = 0;
         	}
         	for (Model.Row r : model.getRows()) {
         		for (int i=0; i<model.columns; ++i) {
         			if (!r.getField(i).isEmpty()) {
         				int w     = Math.min(gc.stringExtent(r.getField(i)).x + gap, maxW);
         				widths[i] = Math.max(widths[i], w);
         			}
         		}
         	}
         	
         	for (int i=0; i<model.columns; ++i) {
         		TableColumn tc = new TableColumn(table, SWT.LEFT);
         		tc.setWidth(widths[i]);
         	}
         	table.setHeaderVisible(false);
         	table.setLinesVisible(false);
} finally {
	gc.dispose();
}
     }
     
     Listener eventListener = new Listener() {
         @Override
         public void handleEvent(Event event) {
             if (event.type == SWT.MouseDoubleClick || 
                (event.type == SWT.KeyDown && event.character == SWT.CR)) 
             {
                 doSelect();
             }
         }
         
     };
     
     addListener (SWT.KeyDown, eventListener);
     addListener (SWT.MouseDoubleClick, eventListener);
         
     tableViewer.setInput(model);
     table.select(0);

     return composite;
 }
 

/**
 * This is a callback that will allow us
 * to create the viewer and initialize it.
 */
public void createPartControl(Composite parent) {
    // Create a composite to hold the children
    GridData gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL
            | GridData.FILL_BOTH);
    parent.setLayoutData(gridData);

    //only one component...
    GridLayout layout = new GridLayout(1, false);
    layout.marginWidth = 4;
    parent.setLayout(layout);

    Table table = createTable(parent);

    viewer = new TableViewer(table);

    viewer.setUseHashlookup(true);
    viewer.setColumnProperties(columnNames);

    viewer.setContentProvider(new ViewContentProvider());
    viewer.setLabelProvider(new ViewLabelProvider());
    viewer.setInput(rowList);

    CellEditor[] editors = new CellEditor[TexRow.COLUMNS];

    //ICellEditorListeners
    for (int i = 0; i < TexRow.COLUMNS; i++) {
        editors[i] = new TextCellEditor(table);
        ((Text) editors[i].getControl()).setTextLimit(256);
        editors[i].getControl().addKeyListener(
                new TexCellListener(viewer, rowList, i));
    }

    // Assign the cell editors to the viewer 
    viewer.setCellEditors(editors);

    // Set the cell modifier for the viewer
    viewer.setCellModifier(new TexCellModifier(viewer, rowList));

    // Set the default sorter for the viewer 
    //viewer.setSorter(new LaTeXRowSorter(LaTeXRowSorter.COLUMN_1));
}
 

@Override
public void createControl(Composite parent) {
    Composite composite = new Composite(parent, SWT.None);
    composite.setLayout(GridLayoutFactory.fillDefaults().numColumns(1).extendedMargins(10, 10, 10, 0).create());
    table = new TableViewer(composite, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
    table.getTable().setLayoutData(GridDataFactory.fillDefaults().grab(true, true).hint(SWT.DEFAULT, 200).create());
    table.setContentProvider(contentProvider);
    table.setLabelProvider(labelProvider);
    table.addSelectionChangedListener(this);
    table.addDoubleClickListener(this);

    table.setInput(new Object());

    context = new EMFDataBindingContext();

    IValidator selectionValidator = value -> {
        if (value == null) {
            return ValidationStatus.error(Messages.selectAImplWarning);
        }
        return Status.OK_STATUS;
    };

    UpdateValueStrategy selectionStrategy = new UpdateValueStrategy();
    selectionStrategy.setBeforeSetValidator(selectionValidator);

    context.bindValue(ViewersObservables.observeSingleSelection(table),
            PojoProperties.value(SelectConnectorImplementationWizardPage.class, "selectedImplementation").observe(this),
            selectionStrategy, null);

    removeButton = new Button(composite, SWT.PUSH);
    removeButton.setText(Messages.remove);
    removeButton.setLayoutData(GridDataFactory.swtDefaults().hint(85, SWT.DEFAULT).create());
    removeButton.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(SelectionEvent e) {
            if (selectedImplementation != null) {
                String fileName = URI.decode(selectedImplementation.eResource().getURI().lastSegment());
                IRepositoryFileStore file = implStore.getChild(fileName, true);
                file.delete();
                refresh();
            }
        }
    });
    removeButton.setEnabled(false);

    pageSupport = WizardPageSupport.create(this, context);
    setControl(composite);
}
 

/**
 * display the content of the list in the table viewer
 * 
 * @param list
 *            list that contains the dispay content
 * @param tViewer
 *            the table viewer
 */
private void setDisplayContent( java.util.List<String[]> list,
		TableViewer tViewer )
{
	tViewer.getTable( ).removeAll( );
	tViewer.setInput( list );
	tViewer.getTable( ).select( tViewer.getTable( ).getTopIndex( ) );
}