Java Code Examples for org.eclipse.jface.fieldassist.ControlDecoration#setShowOnlyOnFocus()

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 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 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( );
	}
}
 

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);
}
 

/**
 * Adds the content proposal field decoration to a given control.
 *
 * @param control
 *            The control to decorate
 */
private ControlDecoration createContentProposalDecoration(Control control) {
	ControlDecoration decoration = new ControlDecoration(control, SWT.TOP | SWT.LEFT);
	decoration.setImage(contentProposalDecorationImage);
	decoration.setShowOnlyOnFocus(true);
	return decoration;
}
 

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();
}
 

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;

}
 

private void createActionModeSelectionRadioButtons(DataBindingContext dbc, Composite parent) {
    Label actionLabel = new Label(parent, SWT.NONE);
    actionLabel.setLayoutData(GridDataFactory.fillDefaults().create());
    actionLabel.setText(Messages.action);
    actionLabel.setFont(JFaceResources.getFontRegistry().getBold(JFaceResources.DEFAULT_FONT));

    Composite buttonComposite = new Composite(parent, SWT.NONE);
    buttonComposite.setLayoutData(GridDataFactory.fillDefaults().span(2, 1).grab(true, false).create());
    buttonComposite.setLayout(GridLayoutFactory.fillDefaults().numColumns(2).spacing(20, 0).create());

    Button createButton = new Button(buttonComposite, SWT.RADIO);
    createButton.setText(Messages.createDataFromContractChoice);

    ControlDecoration createModeCcontrolDecoration = new ControlDecoration(createButton, SWT.RIGHT);
    createModeCcontrolDecoration.setDescriptionText(Messages.createActionHint);
    createModeCcontrolDecoration.setImage(Pics.getImage(PicsConstants.hint));
    createModeCcontrolDecoration.setShowOnlyOnFocus(false);
    createModeCcontrolDecoration.setMarginWidth(-5);

    Button editButton = new Button(buttonComposite, SWT.RADIO);
    editButton.setText(Messages.editDataFromContractChoice);

    ControlDecoration editModeCcontrolDecoration = new ControlDecoration(editButton, SWT.RIGHT);
    editModeCcontrolDecoration.setDescriptionText(Messages.editActionHint);
    editModeCcontrolDecoration.setImage(Pics.getImage(PicsConstants.hint));
    editModeCcontrolDecoration.setShowOnlyOnFocus(false);
    editModeCcontrolDecoration.setMarginWidth(-5);

    SelectObservableValue creationTypeObservable = new SelectObservableValue<EditMode>(EditMode.class);
    creationTypeObservable.addOption(EditMode.CREATE, WidgetProperties.selection().observe(createButton));
    creationTypeObservable.addOption(EditMode.EDIT, WidgetProperties.selection().observe(editButton));
    editButton.setEnabled(contract.eContainer() instanceof Task);
    generateOptions.setEditMode(contract.eContainer() instanceof Task ? EditMode.EDIT : EditMode.CREATE);
    dbc.bindValue(creationTypeObservable, generateOptions.getEditModeObservable());
}
 

@Override
public void createControl(final Composite parent) {
	final Composite container = new Composite(parent, SWT.NULL);
	setControl(container);
	container.setLayout(new GridLayout(2, false));
	new Label(container, SWT.NONE);
	new Label(container, SWT.NONE);

	this.encryptionLabel = new Label(container, SWT.NULL);
	this.encryptionLabel.setText("Select the encryption method:   ");

	final Combo encryptionCombo = new Combo(container, SWT.NONE);
	final GridData gd_combo = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1);
	gd_combo.widthHint = 140;
	encryptionCombo.setLayoutData(gd_combo);
	new Label(container, SWT.NONE);
	new Label(container, SWT.NONE);

	// Field assist
	final ControlDecoration deco = new ControlDecoration(encryptionCombo, SWT.CENTER | SWT.RIGHT);
	final Image image = PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJS_INFO_TSK);
	deco.setDescriptionText("Sample text");
	deco.setImage(image);
	deco.setShowOnlyOnFocus(false);
	deco.show();

	final Label decryptionLabel = new Label(container, SWT.NONE);
	decryptionLabel.setText("Select the decryption method:   ");

	final Combo decryptionCombo = new Combo(container, SWT.NONE);
	decryptionCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));
	new Label(container, SWT.NONE);
	new Label(container, SWT.NONE);

	final Label keyGenerationLabel = new Label(container, SWT.NONE);
	keyGenerationLabel.setText("Select the keyGeneration method: ");
	final Combo keyGenerationCombo = new Combo(container, SWT.NONE);
	keyGenerationCombo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1));

	try {
		// import project
		this.project.ImportProject(this.projectPath);
		this.project.setProject(UserJavaProject.cloneProject(this.project.getProject().getName()));
		this.project.addPackage(Constants.PRIMITIVE_PACKAGE);
		// Display methods from the imported project in the combo box
		for (final IMethod method : this.project.listOfAllMethods()) {
			encryptionCombo.add(method.getElementName());
			decryptionCombo.add(method.getElementName());
		}

	}
	catch (final CoreException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	}

}
 

private void createQueryParametersTable(final Composite parent) {
    final Composite composite = new Composite(parent, SWT.NONE);
    composite.setLayoutData(GridDataFactory.fillDefaults().span(2, 1).grab(true, true).create());
    composite.setLayout(GridLayoutFactory.fillDefaults().numColumns(1).margins(0, 0).spacing(0, 2).create());

    final Label parameterLabel = new Label(composite, SWT.NONE);
    parameterLabel.setLayoutData(GridDataFactory.fillDefaults().align(SWT.LEFT, SWT.CENTER).create());
    parameterLabel.setText(Messages.parameters);

    final ControlDecoration parameterDecoration = new ControlDecoration(parameterLabel, SWT.RIGHT);
    parameterDecoration.setShowOnlyOnFocus(false);
    parameterDecoration.setDescriptionText(Messages.paginationParameterHint);
    parameterDecoration.setImage(Pics.getImage(PicsConstants.hint));
    parameterDecoration.hide();
    observeQuerySingleSelection.addValueChangeListener(new IValueChangeListener() {

        @Override
        public void handleValueChange(final ValueChangeEvent event) {
            final Object newValue = event.diff.getNewValue();
            if (newValue instanceof Expression) {
                if (List.class.getName().equals(((Expression) newValue).getReturnType())) {
                    parameterDecoration.show();
                } else {
                    parameterDecoration.hide();
                }
            }

        }
    });

    final TableViewer parametersTableViewer = new TableViewer(composite,
            SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL);
    parametersTableViewer.getControl()
            .setLayoutData(GridDataFactory.fillDefaults().grab(true, true).hint(SWT.DEFAULT, 80).create());
    parametersTableViewer.getTable().setLinesVisible(true);
    parametersTableViewer.getTable().setHeaderVisible(true);
    parametersTableViewer.setContentProvider(new ObservableListContentProvider());

    queryParameterObserveDetailList = EMFObservables.observeDetailList(Realm.getDefault(),
            observeQuerySingleSelection,
            ExpressionPackage.Literals.EXPRESSION__REFERENCED_ELEMENTS);

    final TableLayout tableLayout = new TableLayout();
    tableLayout.addColumnData(new ColumnWeightData(1, true));
    tableLayout.addColumnData(new ColumnWeightData(1, true));
    parametersTableViewer.getTable().setLayout(tableLayout);

    createNameColumn(parametersTableViewer);
    createValueColumn(parametersTableViewer);

    parametersTableViewer.setInput(queryParameterObserveDetailList);
}