org.eclipse.jface.fieldassist.ControlDecoration Java Examples

protected void createTitle(Composite parent) {
    Composite titleComposite = widgetFactory.createComposite(parent);
    titleComposite.setLayout(GridLayoutFactory.fillDefaults().numColumns(2).create());
    titleComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());

    Label label = widgetFactory.createLabel(titleComposite, getTitle(), SWT.NONE);
    label.setLayoutData(GridDataFactory.swtDefaults().grab(false, false).create());

    ControlDecoration controlDecoration = new ControlDecoration(label, SWT.RIGHT, titleComposite);
    controlDecoration.setShowOnlyOnFocus(false);
    controlDecoration.setDescriptionText(getTitleDescripiton());
    controlDecoration.setImage(Pics.getImage(PicsConstants.hint));

    Composite toolBarComposite = widgetFactory.createComposite(titleComposite);
    toolBarComposite.setLayout(GridLayoutFactory.fillDefaults().create());
    toolBarComposite.setLayoutData(GridDataFactory.fillDefaults().align(SWT.END, SWT.FILL).grab(true, false).create());
    ToolBar toolBar = new ToolBar(toolBarComposite, SWT.HORIZONTAL | SWT.RIGHT | SWT.NO_FOCUS | SWT.FLAT);
    widgetFactory.adapt(toolBar);
    toolBar.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_WIDGET_FOREGROUND));
    createToolItems(toolBar);
}
 

private void showErrorDecoration( AssistField smartField, boolean show )
{
	FieldDecoration dec = smartField.getErrorDecoration( );
	ControlDecoration cd = smartField.controlDecoration;
	if ( show )
	{
		cd.setImage( dec.getImage( ) );
		cd.setDescriptionText( dec.getDescription( ) );
		cd.setShowOnlyOnFocus( false );
		cd.show( );
	}
	else
	{
		cd.hide( );
	}
}
 

private void showWarningDecoration( AssistField smartField, boolean show )
{
	FieldDecoration dec = smartField.getWarningDecoration( );
	ControlDecoration cd = smartField.controlDecoration;
	if ( show )
	{
		cd.setImage( dec.getImage( ) );
		cd.setDescriptionText( dec.getDescription( ) );
		cd.setShowOnlyOnFocus( false );
		cd.show( );
	}
	else
	{
		cd.hide( );
	}
}
 

private ControlDecoration createContentAssistDecoration(StyledText styledText) {
	final ControlDecoration result = new ControlDecoration(styledText, SWT.TOP | SWT.LEFT);
	result.setShowHover(true);
	result.setShowOnlyOnFocus(true);

	final Image image = ImageDescriptor
			.createFromFile(XtextStyledTextCellEditor.class, "images/content_assist_cue.gif").createImage();
	result.setImage(image);
	result.setDescriptionText("Content Assist Available (CTRL + Space)");
	result.setMarginWidth(2);
	styledText.addDisposeListener(new DisposeListener() {
		@Override
		public void widgetDisposed(DisposeEvent e) {
			if (getDecoration() != null) {
				getDecoration().dispose();
			}
			if (image != null) {
				image.dispose();
			}
		}
	});
	return result;
}
 

private void showContentAssistDecoration( AssistField smartField,
		boolean show )
{
	FieldDecoration dec = getCueDecoration( );
	ControlDecoration cd = smartField.controlDecoration;
	if ( show )
	{
		cd.setImage( dec.getImage( ) );
		cd.setDescriptionText( dec.getDescription( ) );
		cd.setShowOnlyOnFocus( true );
		cd.show( );
	}
	else
	{
		cd.hide( );
	}
}
 

/**
 * @param controlDecoration
 * @param validator
 */
public WrappingValidator(ControlDecoration controlDecoration, IValidator validator, boolean onlyChangeDecoration, boolean updateMessage) {
    this.controlDecoration = controlDecoration;
    this.validator = validator;
    this.onlyChangeDecoration = onlyChangeDecoration;
    this.updateMessage = updateMessage;

    FieldDecoration fieldDecoration = FieldDecorationRegistry.getDefault()
            .getFieldDecoration(FieldDecorationRegistry.DEC_ERROR);
    error = fieldDecoration.getImage();
    fieldDecoration = FieldDecorationRegistry.getDefault()
            .getFieldDecoration(FieldDecorationRegistry.DEC_WARNING);
    warn = fieldDecoration.getImage();
    fieldDecoration = FieldDecorationRegistry.getDefault()
            .getFieldDecoration(FieldDecorationRegistry.DEC_INFORMATION);
    info = fieldDecoration.getImage();

}
 

@Override
public void createControl(UI_POSITION position, Composite parent) {
  // We add controls only to the BOTTOM position.
  if (position == UI_POSITION.BOTTOM) {
    portLabel = new Label(parent, SWT.NONE);
    portLabel.setVisible(false);
    portLabel.setText(Messages.getString("NEW_SERVER_DIALOG_PORT"));

    portText = new Text(parent, SWT.SINGLE | SWT.BORDER);
    portText.setVisible(false);
    portText.setText(String.valueOf(LocalAppEngineServerBehaviour.DEFAULT_SERVER_PORT));
    portText.addVerifyListener(new PortChangeMonitor());
    portText.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

    FieldDecorationRegistry registry = FieldDecorationRegistry.getDefault();
    Image errorImage = registry.getFieldDecoration(FieldDecorationRegistry.DEC_ERROR).getImage();

    portDecoration = new ControlDecoration(portText, SWT.LEFT | SWT.TOP);
    portDecoration.setDescriptionText(Messages.getString("NEW_SERVER_DIALOG_INVALID_PORT_VALUE"));
    portDecoration.setImage(errorImage);
    portDecoration.hide();
  }
}
 

public void requestVerification() {
  boolean verified = true;
  for (IGenericTransactionField field : transaction.getFields()) {
    String[] message = new String[1];
    ControlDecoration deco = decorators.get(field.getLabel());
    if (field.verify(message)) {
      deco.hide();
    }
    else {
      deco.setDescriptionText(message[0]);
      deco.show();
      verified = false;
    }
  }

  createPage._canFlipToNextPage = verified;
  try {
    getContainer().updateButtons();
  }
  catch (Exception e) {}
}
 

/**
 * check if the given string is a valid clafer name and use the {@link ControlDecoration} to give feedback
 *
 * @param claferName {@link String} name to be tested
 * @param decoration {@link ControlDecoration} to display the error message in, hide if the string is valid
 * @return
 */
public static boolean validateClaferName(final String claferName, final boolean required, final ControlDecoration decoration) {
	boolean valid = true;

	final String result = getNameValidationMessage(claferName, required);
	if (!result.isEmpty()) {
		decoration.setImage(UIConstants.DEC_ERROR);
		decoration.setDescriptionText(result);
		decoration.show();
		valid = false;
	} else {
		decoration.hide();
	}

	return valid;
}
 

@Override
   public void createControl(final Composite composite, final TabbedPropertySheetWidgetFactory widgetFactory, final ExtensibleGridPropertySection extensibleGridPropertySection) {
GridData gd = (GridData) composite.getLayoutData();
gd.grabExcessHorizontalSpace = true;
ControlDecoration controlDecoration = new ControlDecoration(composite.getChildren()[0], SWT.RIGHT);
       controlDecoration.setDescriptionText(Messages.bind(Messages.warningDisplayLabelMaxLength, MAX_LENGTH, MAX_LENGTH));
       controlDecoration.setImage(PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_WARN_TSK));
       expressionViewer = new ExpressionViewer(composite,SWT.BORDER,widgetFactory,editingDomain, ProcessPackage.Literals.FLOW_ELEMENT__DYNAMIC_LABEL);
       expressionViewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.DEFAULT, true, false));
       expressionViewer.addFilter(new AvailableExpressionTypeFilter(new String[]{ExpressionConstants.CONSTANT_TYPE,ExpressionConstants.VARIABLE_TYPE,ExpressionConstants.PARAMETER_TYPE,ExpressionConstants.SCRIPT_TYPE}));
       expressionViewer.setExpressionNameResolver(new DefaultExpressionNameResolver("displayName"));
       expressionViewer.setInput(eObject) ;
       expressionViewer.setMessage(Messages.dynamicLabelHint) ;
       expressionViewer.addExpressionValidator(new ExpressionLengthValidator(MAX_LENGTH));
       refreshDataBindingContext();
   }
 

private Button createRadioButtonMultiple(final Composite compo) {
    final Button radioButtonMultiple = new Button(compo, SWT.RADIO);
    radioButtonMultiple.setText(Messages.radioButtonMultiple);
    radioButtonMultiple.setLayoutData(GridDataFactory.swtDefaults().create());
    final ControlDecoration infoBonita = new ControlDecoration(radioButtonMultiple, SWT.RIGHT);
    infoBonita.show();
    infoBonita.setImage(Pics.getImage(PicsConstants.hint));
    infoBonita.setDescriptionText(Messages.radioButtonMultipleToolTip);

    radioButtonMultiple.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(final SelectionEvent e) {
            if (radioButtonMultiple.getSelection()) {
                updateSingleMultipleStack(true);
            }
        }
    });
    return radioButtonMultiple;
}
 

private Button createRadioButtonExternal(final Composite compo) {
    final Button radioButtonExternal = new Button(compo, SWT.RADIO);
    radioButtonExternal.setText(Messages.initialValueButtonExternal);
    final ControlDecoration infoExternal = new ControlDecoration(radioButtonExternal, SWT.RIGHT);
    infoExternal.show();
    infoExternal.setImage(Pics.getImage(PicsConstants.hint));
    infoExternal.setDescriptionText(Messages.initialValueButtonExternalToolTip);
    radioButtonExternal.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(final SelectionEvent e) {
            super.widgetSelected(e);
            if (radioButtonExternal.getSelection()) {
                updateStack(DocumentType.EXTERNAL);
                updateMimeTypeEnabled(true);
            }
        }

    });
    return radioButtonExternal;
}
 

private Button createRadioButtonInternal(final Composite compo) {
    final Button radioButtonInternal = new Button(compo, SWT.RADIO);
    radioButtonInternal.setText(Messages.initialValueButtonInternal);
    final ControlDecoration infoBonita = new ControlDecoration(radioButtonInternal, SWT.RIGHT);
    infoBonita.show();
    infoBonita.setImage(Pics.getImage(PicsConstants.hint));
    infoBonita.setDescriptionText(Messages.initialValueButtonInternalToolTip);
    radioButtonInternal.addSelectionListener(new SelectionAdapter() {

        @Override
        public void widgetSelected(final SelectionEvent e) {
            super.widgetSelected(e);
            if (radioButtonInternal.getSelection()) {
                updateStack(DocumentType.INTERNAL);
                updateMimeTypeEnabled(true);
            }
        }

    });
    return radioButtonInternal;
}
 

private void createParameterNameInput(Composite group) {
	Label l= new Label(group, SWT.NONE);
	l.setText(RefactoringMessages.ExtractClassWizard_field_name);

	final Text text= new Text(group, SWT.BORDER);
	fParameterNameDecoration= new ControlDecoration(text, SWT.TOP | SWT.LEAD);
	text.setText(fDescriptor.getFieldName());
	text.addModifyListener(new ModifyListener() {

		public void modifyText(ModifyEvent e) {
			fDescriptor.setFieldName(text.getText());
			validateRefactoring();
		}

	});
	GridData gridData= new GridData(GridData.FILL_HORIZONTAL);
	gridData.horizontalIndent= FieldDecorationRegistry.getDefault().getMaximumDecorationWidth();
	text.setLayoutData(gridData);
}
 

private void createClassNameInput(Composite result) {
	Label label= new Label(result, SWT.LEAD);
	label.setText(RefactoringMessages.ExtractClassWizard_label_class_name);
	final Text text= new Text(result, SWT.SINGLE | SWT.BORDER);
	fClassNameDecoration= new ControlDecoration(text, SWT.TOP | SWT.LEAD);
	text.setText(fDescriptor.getClassName());
	text.selectAll();
	text.setFocus();
	text.addModifyListener(new ModifyListener() {

		public void modifyText(ModifyEvent e) {
			fDescriptor.setClassName(text.getText());
			validateRefactoring();
		}

	});
	GridData gridData= new GridData(GridData.FILL_HORIZONTAL);
	gridData.horizontalIndent= FieldDecorationRegistry.getDefault().getMaximumDecorationWidth();
	text.setLayoutData(gridData);
}
 

protected void updateDecoration(ControlDecoration decoration, RefactoringStatus status) {
	RefactoringStatusEntry highestSeverity= status.getEntryWithHighestSeverity();
	if (highestSeverity != null) {
		Image newImage= null;
		FieldDecorationRegistry registry= FieldDecorationRegistry.getDefault();
		switch (highestSeverity.getSeverity()) {
			case RefactoringStatus.INFO:
				newImage= registry.getFieldDecoration(FieldDecorationRegistry.DEC_INFORMATION).getImage();
				break;
			case RefactoringStatus.WARNING:
				newImage= registry.getFieldDecoration(FieldDecorationRegistry.DEC_WARNING).getImage();
				break;
			case RefactoringStatus.FATAL:
			case RefactoringStatus.ERROR:
				newImage= registry.getFieldDecoration(FieldDecorationRegistry.DEC_ERROR).getImage();
		}
		decoration.setDescriptionText(highestSeverity.getMessage());
		decoration.setImage(newImage);
		decoration.show();
	} else {
		decoration.setDescriptionText(null);
		decoration.hide();
	}
}
 

private void createLoadingModeRadioButtons() {
    Composite buttonsComposite = formPage.getToolkit().createComposite(this);
    buttonsComposite.setLayout(GridLayoutFactory.fillDefaults().numColumns(2).spacing(20, 5).create());
    buttonsComposite.setLayoutData(GridDataFactory.fillDefaults().create());

    Button lazyRadio = formPage.getToolkit().createButton(buttonsComposite, Messages.loadOnDemand, SWT.RADIO);
    lazyRadio.setLayoutData(GridDataFactory.fillDefaults().create());

    ControlDecoration lazyDecorator = new ControlDecoration(lazyRadio, SWT.RIGHT);
    lazyDecorator.setImage(Pics.getImage(PicsConstants.hint));
    lazyDecorator.setDescriptionText(Messages.loadOnDemandHint);

    Button eagerRadio = formPage.getToolkit().createButton(buttonsComposite, Messages.alwaysLoad, SWT.RADIO);
    eagerRadio.setLayoutData(GridDataFactory.fillDefaults().create());

    ControlDecoration eagerDecorator = new ControlDecoration(eagerRadio, SWT.RIGHT);
    eagerDecorator.setImage(Pics.getImage(PicsConstants.hint));
    eagerDecorator.setDescriptionText(Messages.alwaysLoadHint);

    SelectObservableValue<FetchType> radioGroupObservable = new SelectObservableValue<>(FetchType.class);
    radioGroupObservable.addOption(FetchType.LAZY, WidgetProperties.selection().observe(lazyRadio));
    radioGroupObservable.addOption(FetchType.EAGER, WidgetProperties.selection().observe(eagerRadio));

    IObservableValue<FetchType> fetchTypeObservable = EMFObservables.observeDetailValue(Realm.getDefault(),
            selectedFieldObservable, BusinessDataModelPackage.Literals.RELATION_FIELD__FETCH_TYPE);
    ctx.bindValue(radioGroupObservable, fetchTypeObservable);
}
 

@Override
public void createControl(Composite parent) {
  Composite composite = new Composite(parent, SWT.NONE);
  GridLayoutFactory.fillDefaults().numColumns(2).margins(10, 10)
      .spacing(20, 5).applyTo(composite);

  /* generate the wizard fields */
  for (IGenericTransactionField field : transaction.getFields()) {
    Label label = new Label(composite, SWT.NONE);
    label.setText(field.getLabel());

    Control control = field.createControl(composite);
    if (control instanceof Text && (control.getStyle() & SWT.V_SCROLL) != 0) {
      GridDataFactory.fillDefaults().align(SWT.FILL, SWT.FILL)
          .grab(true, true).applyTo(control);
    }
    else {
      GridDataFactory.fillDefaults().align(SWT.FILL, SWT.CENTER)
          .grab(true, false).applyTo(control);
    }
    ControlDecoration deco = new ControlDecoration(control, SWT.TOP
        | SWT.RIGHT);
    deco.setImage(errorImage);
    deco.hide();
    decorators.put(field.getLabel(), deco);
  }
  setControl(composite);
}
 

public void createControl(Composite composite, TabbedPropertySheetWidgetFactory widgetFactory,
    ExtensibleGridPropertySection extensibleGridPropertySection) {
combo = new Combo(composite, SWT.NONE);
combo.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());

controlDecoration = new ControlDecoration(combo, SWT.RIGHT | SWT.TOP);
FieldDecoration fieldDecoration = FieldDecorationRegistry.getDefault()
	.getFieldDecoration(FieldDecorationRegistry.DEC_ERROR);
controlDecoration.setImage(fieldDecoration.getImage());
controlDecoration.setDescriptionText(Messages.mustBeSet);
controlDecoration.hide();
hint = new ControlDecoration(combo, SWT.LEFT | SWT.TOP);
hint.setImage(Pics.getImage(PicsConstants.hint));
   }
 

protected ControlDecoration InfoDecoration(Control control, String text) {
	FieldDecoration infoField = FieldDecorationRegistry.getDefault().getFieldDecoration(FieldDecorationRegistry.DEC_INFORMATION);
	ControlDecoration controlDecoration = new ControlDecoration(control, (SWT.TOP + SWT.RIGHT));
	controlDecoration.setImage(infoField.getImage());
	controlDecoration.setDescriptionText(text);
	controlDecoration.setShowHover(true);
	return controlDecoration;
}
 

private void createRelationKindLabel() {
    Composite composite = formPage.getToolkit().createComposite(this);
    composite.setLayout(GridLayoutFactory.fillDefaults().create());
    composite.setLayoutData(GridDataFactory.fillDefaults().create());

    Label relationLabel = formPage.getToolkit().createLabel(composite, Messages.relation);
    relationLabel.setLayoutData(GridDataFactory.fillDefaults().create());

    ControlDecoration controlDecoration = new ControlDecoration(relationLabel, SWT.RIGHT);
    controlDecoration.setDescriptionText(Messages.realtionTooltip);
    controlDecoration.setImage(Pics.getImage(PicsConstants.hint));
}
 

protected void createExplanationLabel(final Composite mainComposite) {
    final Label explanationLabel = getWidgetFactory().createLabel(mainComposite, Messages.transitionOrderingExplanation_Short,SWT.WRAP);
    explanationLabel.setLayoutData(GridDataFactory.swtDefaults().grab(false, false).span(2, 1).create());
    final ControlDecoration cd = new ControlDecoration(explanationLabel, SWT.RIGHT);
    final FieldDecoration fieldDecoration = FieldDecorationRegistry.getDefault()
            .getFieldDecoration(FieldDecorationRegistry.DEC_INFORMATION);
    cd.setImage(fieldDecoration.getImage());
    cd.setDescriptionText(Messages.transitionOrderingExplanation);
}
 

protected void createDescriptionDecorator(final Composite composite,
        final Label labelField, final String desc) {
    final ControlDecoration descriptionDecoration = new ControlDecoration(labelField, SWT.RIGHT, composite);
    descriptionDecoration.setMarginWidth(0);
    descriptionDecoration
            .setImage(PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_INFO_TSK));
    descriptionDecoration.setDescriptionText(desc);
    descriptionDecoration.setShowOnlyOnFocus(false);
    descriptionDecoration.setShowHover(true);
    descriptionDecoration.show();
}
 

private void createNameField(final Group group) {
    final Label groupNameLabel = new Label(group, SWT.NONE);
    groupNameLabel.setLayoutData(GridDataFactory.fillDefaults().align(SWT.END, SWT.CENTER).create());
    groupNameLabel.setText(Messages.name + " *");

    final Text groupNameText = new Text(group, SWT.BORDER);
    groupNameText.setMessage(Messages.groupIdExample);
    groupNameText.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).minSize(130, SWT.DEFAULT).create());

    final IObservableValue groupParentPathValue = EMFObservables.observeDetailValue(Realm.getDefault(), groupSingleSelectionObservable,
            OrganizationPackage.Literals.GROUP__PARENT_PATH);

    final GroupParentPathLengthValidator groupParentPathLengthValidator = new GroupParentPathLengthValidator(groupParentPathValue);
    final Binding binding = context.bindValue(SWTObservables.observeText(groupNameText, SWT.Modify),
            EMFObservables.observeDetailValue(Realm.getDefault(), groupSingleSelectionObservable, OrganizationPackage.Literals.GROUP__NAME),
            updateValueStrategy().withValidator(
                    multiValidator()
                            .addValidator(mandatoryValidator(Messages.name))
                            .addValidator(maxLengthValidator(Messages.name, GROUP_NAME_MAX_LENGTH))
                            .addValidator(regExpValidator(Messages.illegalCharacter, "^[^/]*$"))
                            .addValidator(new UniqueGroupNameValidator())
                            .addValidator(groupParentPathLengthValidator).create())
                    .create(),
            null);
    ControlDecorationSupport.create(binding, SWT.LEFT, group, new ControlDecorationUpdater() {

        @Override
        protected void update(final ControlDecoration decoration, final IStatus status) {
            if (groupSingleSelectionObservable.getValue() != null) {
                super.update(decoration, status);
            }
        }
    });

}
 

private void createNameField(final Group group) {
    final Label roleName = new Label(group, SWT.NONE);
    roleName.setLayoutData(GridDataFactory.fillDefaults().align(SWT.END, SWT.CENTER).create());
    roleName.setText(Messages.name + " *");

    final Text roleNameText = new Text(group, SWT.BORDER);
    roleNameText.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).minSize(130, SWT.DEFAULT).create());

    final IObservableValue roleNameValue = EMFObservables.observeDetailValue(Realm.getDefault(),
            roleSingleSelectionObservable, OrganizationPackage.Literals.ROLE__NAME);
    final Binding binding = context.bindValue(SWTObservables.observeText(roleNameText, SWT.Modify),
            roleNameValue,
            updateValueStrategy().withValidator(multiValidator()
                    .addValidator(mandatoryValidator(Messages.name))
                    .addValidator(maxLengthValidator(Messages.name, LONG_FIELD_MAX_LENGTH))
                    .addValidator(new UniqueRoleNameValidator()).create()).create(),
            null);

    ControlDecorationSupport.create(binding, SWT.LEFT, group, new ControlDecorationUpdater() {

        @Override
        protected void update(final ControlDecoration decoration, final IStatus status) {
            if (roleSingleSelectionObservable.getValue() != null) {
                super.update(decoration, status);
            }
        }
    });
    roleNameValue.addValueChangeListener(new IValueChangeListener() {

        @Override
        public void handleValueChange(final ValueChangeEvent event) {
            handleRoleNameChange(event);
        }
    });
}
 

protected void createTextViewer() {
	viewer = createViewer(mc);
	viewer.getControl().setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
	configureTextViewer();
	addLineStyleListener();
	helpDecoration = new ControlDecoration(viewer.getControl(), SWT.TOP | SWT.RIGHT, this);
	helpDecoration.setImage(JFaceResources.getImage(Dialog.DLG_IMG_HELP));
	helpDecoration.setDescriptionText(Messages.patternViewerHint);
	helpDecoration.setMarginWidth(2);
	helpDecoration.hide();

	hintDecoration = new ControlDecoration(viewer.getControl(), SWT.TOP | SWT.LEFT, this);
	hintDecoration.setImage(Pics.getImage(PicsConstants.hint));
	hintDecoration.setMarginWidth(2);
	hintDecoration.setShowHover(true);
	hintDecoration.setShowOnlyOnFocus(true);
	hintDecoration.hide();

	viewer.addTextListener(new ITextListener() {

		@Override
		public void textChanged(final TextEvent event) {
			viewer.getTextWidget().notifyListeners(SWT.Modify, new Event());
		}
	});

	helpDecoration.show();
}
 

protected ExpressionViewer createDefaultValueControl(final Composite mainComposite, final EMFDataBindingContext ctx) {
    final Label defaultValue = new Label(mainComposite, SWT.NONE);
    defaultValue.setLayoutData(GridDataFactory.fillDefaults().align(SWT.END, SWT.TOP).create());
    defaultValue.setText(Messages.defaultValue);

    final ExpressionViewer defaultValueExpressionViewer = new ExpressionViewer(mainComposite, SWT.BORDER);
    defaultValueExpressionViewer.getControl().setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());
    defaultValueExpressionViewer
            .addFilter(new AvailableExpressionTypeFilter(ExpressionConstants.SCRIPT_TYPE, ExpressionConstants.QUERY_TYPE,
                    ExpressionConstants.CONTRACT_INPUT_TYPE, ExpressionConstants.PARAMETER_TYPE));
    defaultValueExpressionViewer.addEditorFilter(ExpressionConstants.CONTRACT_INPUT_TYPE,
            ExpressionConstants.PARAMETER_TYPE);
    defaultValueExpressionViewer
            .setExpressionNameResolver(new DataDefaultValueExpressionNameResolver(businessObjectData));
    final ControlDecoration hint = new ControlDecoration(defaultValueExpressionViewer.getTextControl(), SWT.LEFT);//TODO: remove me for 7.0.0 GA
    hint.setShowOnlyOnFocus(false);
    hint.setImage(imageProvider.getHintImage());
    hint.setDescriptionText(
            Messages.defaultValueBusinessDataTooltip);

    defaultValueExpressionViewer.setInput(container);
    ctx.bindValue(ViewersObservables.observeSingleSelection(defaultValueExpressionViewer),
            EMFObservables.observeValue(businessObjectData, ProcessPackage.Literals.DATA__DEFAULT_VALUE));
    defaultReturnTypeObservable = PojoObservables.observeValue(defaultValueExpressionViewer, "defaultReturnType");
    ctx.bindValue(defaultReturnTypeObservable, classNameObservable, neverUpdateValueStrategy().create(),
            updateValueStrategy().withConverter(listConverter()).create());
    ctx.bindValue(defaultReturnTypeObservable, multipleObservableValue, neverUpdateValueStrategy().create(),
            updateValueStrategy().withConverter(multipleConverter()).create());
    return defaultValueExpressionViewer;

}
 

protected Button createTableChoice(final Composite choicesComposite, EMFDataBindingContext context) {
    final Button tableRadio = new Button(choicesComposite, SWT.RADIO);
    tableRadio.setLayoutData(GridDataFactory.fillDefaults().grab(false, false).create());
    tableRadio.setText(Messages.nRowsNcolumns);

    final ControlDecoration tableDeco = new ControlDecoration(tableRadio, SWT.RIGHT, choicesComposite);
    tableDeco.setImage(Pics.getImage(PicsConstants.hint));
    tableDeco.setDescriptionText(Messages.tableHint);

    final Label tableIcon = new Label(choicesComposite, SWT.NONE);
    tableIcon.setLayoutData(
            GridDataFactory.swtDefaults().align(SWT.BEGINNING, SWT.CENTER).indent(15, 0).grab(true, false).create());

    final UpdateValueStrategy selectImageStrategy = new UpdateValueStrategy();
    selectImageStrategy.setConverter(new Converter(Boolean.class, Image.class) {

        @Override
        public Object convert(Object fromObject) {
            if (fromObject != null && (Boolean) fromObject) {
                return Pics.getImage("table_placeholder.png", ConnectorPlugin.getDefault());
            } else {
                return Pics.getImage("table_placeholder_disabled.png", ConnectorPlugin.getDefault());
            }

        }

    });
    tableObserveEnabled = SWTObservables.observeEnabled(tableRadio);
    context.bindValue(SWTObservables.observeImage(tableIcon), tableObserveEnabled, null, selectImageStrategy);

    return tableRadio;
}
 

protected Button createOneRowNColsChoice(final Composite choicesComposite, EMFDataBindingContext context) {
    final Button oneRowRadio = new Button(choicesComposite, SWT.RADIO);
    oneRowRadio.setLayoutData(GridDataFactory.fillDefaults().grab(false, false).create());
    oneRowRadio.setText(Messages.oneRowNCol);

    final ControlDecoration oneRowDeco = new ControlDecoration(oneRowRadio, SWT.RIGHT, choicesComposite);
    oneRowDeco.setImage(Pics.getImage(PicsConstants.hint));
    oneRowDeco.setDescriptionText(Messages.oneRowHint);

    final Label oneRowIcon = new Label(choicesComposite, SWT.NONE);
    oneRowIcon.setLayoutData(
            GridDataFactory.swtDefaults().align(SWT.BEGINNING, SWT.CENTER).indent(15, 0).grab(true, false).create());

    final UpdateValueStrategy selectImageStrategy = new UpdateValueStrategy();
    selectImageStrategy.setConverter(new Converter(Boolean.class, Image.class) {

        @Override
        public Object convert(Object fromObject) {
            if (fromObject != null && (Boolean) fromObject) {
                return Pics.getImage("row_placeholder.png", ConnectorPlugin.getDefault());
            } else {
                return Pics.getImage("row_placeholder_disabled.png", ConnectorPlugin.getDefault());
            }

        }

    });
    oneRowNColModeRadioObserveEnabled = SWTObservables.observeEnabled(oneRowRadio);
    context.bindValue(SWTObservables.observeImage(oneRowIcon), oneRowNColModeRadioObserveEnabled, null,
            selectImageStrategy);

    return oneRowRadio;
}
 

protected Button createNRowsOneColChoice(final Composite choicesComposite, EMFDataBindingContext context) {
    final Button oneColRadio = new Button(choicesComposite, SWT.RADIO);
    oneColRadio.setLayoutData(GridDataFactory.fillDefaults().grab(false, false).create());
    oneColRadio.setText(Messages.nRowOneCol);

    final ControlDecoration oneColDeco = new ControlDecoration(oneColRadio, SWT.RIGHT, choicesComposite);
    oneColDeco.setImage(Pics.getImage(PicsConstants.hint));
    oneColDeco.setDescriptionText(Messages.oneColHint);

    final Label oneColIcon = new Label(choicesComposite, SWT.NONE);
    oneColIcon.setLayoutData(
            GridDataFactory.swtDefaults().align(SWT.BEGINNING, SWT.CENTER).indent(15, 0).grab(true, false).create());

    final UpdateValueStrategy selectImageStrategy = new UpdateValueStrategy();
    selectImageStrategy.setConverter(new Converter(Boolean.class, Image.class) {

        @Override
        public Object convert(Object fromObject) {
            if (fromObject != null && (Boolean) fromObject) {
                return Pics.getImage("column_placeholder.png", ConnectorPlugin.getDefault());
            } else {
                return Pics.getImage("column_placeholder_disabled.png", ConnectorPlugin.getDefault());
            }

        }

    });

    nRowsOneColModeRadioObserveEnabled = SWTObservables.observeEnabled(oneColRadio);
    context.bindValue(SWTObservables.observeImage(oneColIcon), nRowsOneColModeRadioObserveEnabled, null,
            selectImageStrategy);

    return oneColRadio;

}