org.eclipse.ui.forms.widgets.Section#setLayout ( )源码实例Demo

static public Section createSection(FormToolkit toolkit, Composite parent, String title, int hSpan, int vSpan) {

    	Section section = toolkit.createSection(parent, Section.SHORT_TITLE_BAR);
        GridData osectionGridData = new GridData(SWT.FILL, SWT.BEGINNING, false, false);
        osectionGridData.horizontalSpan = hSpan;
        osectionGridData.verticalSpan = vSpan;
        osectionGridData.horizontalIndent = 5;
        section.setLayoutData(osectionGridData);
        section.setText(title);
        
        GridLayout osectionGL = new GridLayout(1, true);
        osectionGL.marginHeight = 0;
        osectionGL.marginWidth = 0;
        section.setLayout(osectionGL);
        
        return section;
    }
 

private void createPluginsSection(Composite parent) {
	Section sctnPlugins = createSection(parent, "Plug-ins");
	sctnPlugins.setLayout(FormUtils.createClearTableWrapLayout(false, 1));
	TableWrapData data = new TableWrapData(TableWrapData.FILL_GRAB);
	sctnPlugins.setLayoutData(data);

	FormText text = formToolkit.createFormText(sctnPlugins, true);
	ImageDescriptor idesc = HybridUI.getImageDescriptor(HybridUI.PLUGIN_ID, "/icons/etool16/cordovaplug_wiz.png");
	text.setImage("plugin", idesc.createImage());

	text.setText(PLUGINS_SECTION_CONTENT, true, false);

	sctnPlugins.setClient(text);
	text.addHyperlinkListener(this);

}
 

private void createConstraintDescriptionSection(Composite parent, DataBindingContext ctx) {
    Section section = formPage.getToolkit().createSection(parent, Section.EXPANDED);
    section.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());
    section.setLayout(GridLayoutFactory.fillDefaults().create());
    section.setText(Messages.description);

    Composite client = formPage.getToolkit().createComposite(section);
    client.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());
    client.setLayout(GridLayoutFactory.fillDefaults().margins(10, 10).create());

    IObservableValue descriptionObservable = EMFObservables.observeDetailValue(Realm.getDefault(),
            selectedConstraintObservable, BusinessDataModelPackage.Literals.UNIQUE_CONSTRAINT__DESCRIPTION);

    new TextAreaWidget.Builder()
            .widthHint(500)
            .heightHint(70)
            .bindTo(descriptionObservable)
            .inContext(ctx)
            .adapt(formPage.getToolkit())
            .createIn(client);

    section.setClient(client);
}
 

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

    Composite client = formPage.getToolkit().createComposite(section);
    client.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    client.setLayout(GridLayoutFactory.fillDefaults().margins(10, 10).create());

    formPage.getToolkit()
            .createLabel(client, Messages.selectUniqueConstraintFieldsMessage, SWT.WRAP)
            .setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());
    formPage.getToolkit()
            .createLabel(client, Messages.warningTextConstraint, SWT.WRAP)
            .setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());

    createValidationLabel(client);
    createConstraintEditionViewer(client);

    section.setClient(client);
}
 

private void createContentSection() {
    Section section = formPage.getToolkit().createSection(this, Section.EXPANDED);
    section.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    section.setLayout(GridLayoutFactory.fillDefaults().create());
    section.setText(Messages.queryContent);

    Composite client = formPage.getToolkit().createComposite(section);
    client.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    client.setLayout(
            GridLayoutFactory.fillDefaults().margins(10, 10).create());

    createLink(client);
    createQueryTextArea(client);
    createParametersComposite(client);
    createReturnTypeComposite(client);

    section.setClient(client);
}
 

private void createIndexDescriptionSection(Composite parent, DataBindingContext ctx) {
    Section section = formPage.getToolkit().createSection(parent, Section.EXPANDED);
    section.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());
    section.setLayout(GridLayoutFactory.fillDefaults().create());
    section.setText(Messages.description);

    Composite client = formPage.getToolkit().createComposite(section);
    client.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());
    client.setLayout(GridLayoutFactory.fillDefaults().margins(10, 10).create());

    IObservableValue descriptionObservable = EMFObservables.observeDetailValue(Realm.getDefault(),
            selectedIndexObservable, BusinessDataModelPackage.Literals.INDEX__DESCRIPTION);

    new TextAreaWidget.Builder()
            .widthHint(500)
            .heightHint(70)
            .bindTo(descriptionObservable)
            .inContext(ctx)
            .adapt(formPage.getToolkit())
            .createIn(client);

    section.setClient(client);
}
 

private void buildDescriptionSection(Composite parent, BusinessDataModelFormPage formPage, DataBindingContext ctx) {
    IObservableValue<String> descriptionObservable = EMFObservables.observeDetailValue(Realm.getDefault(),
            boSelectedObservable, BusinessDataModelPackage.Literals.BUSINESS_OBJECT__DESCRIPTION);

    Section descriptionSection = formPage.getToolkit().createSection(parent, Section.EXPANDED);
    descriptionSection.setLayoutData(GridDataFactory.fillDefaults().create());
    descriptionSection.setLayout(GridLayoutFactory.fillDefaults().create());
    descriptionSection.setText(Messages.description);

    Composite client = formPage.getToolkit().createComposite(descriptionSection);
    client.setLayoutData(GridDataFactory.fillDefaults().create());
    client.setLayout(GridLayoutFactory.fillDefaults().extendedMargins(10, 0, 10, 0).create());

    new TextAreaWidget.Builder()
            .widthHint(500)
            .heightHint(70)
            .bindTo(descriptionObservable)
            .inContext(ctx)
            .adapt(formPage.getToolkit())
            .createIn(client);

    descriptionSection.setClient(client);
}
 

private void doCreateWorkspaceTips(Composite mainComposite) {
    Label workspaceTips = new Label(mainComposite, SWT.NONE);
    workspaceTips.setLayoutData(GridDataFactory.fillDefaults().create());
    workspaceTips.setText(Messages.workspaceTips);

    final Section section = new Section(mainComposite, Section.TREE_NODE | Section.CLIENT_INDENT);
    section.setLayout(GridLayoutFactory.fillDefaults().margins(0, 0).create());
    section.setLayoutData(
            GridDataFactory.swtDefaults().align(SWT.FILL, SWT.TOP).hint(200, SWT.DEFAULT)
                    .grab(true, false).create());
    section.setText(Messages.moreInfo);
    Label label = new Label(section, SWT.WRAP);
    label.setLayoutData(GridDataFactory.swtDefaults().create());
    label.setText(Messages.importWorkspaceOverwriteBehavior);
    section.setClient(label);
    section.setExpanded(false);
    section.addExpansionListener(new UpdateLayoutListener(mainComposite));
}
 

private void createBdmTipsSection(Composite parent) {
    final Section bdmTipsSection = getWidgetFactory().createSection(parent, Section.NO_TITLE);
    bdmTipsSection.setLayout(GridLayoutFactory.fillDefaults().create());
    bdmTipsSection.setLayoutData(GridDataFactory.fillDefaults().span(2, 1).grab(true, false).create());

    CreateBusinessDataProposalListener createBusinessDataProposalListener = new CreateBusinessDataProposalListener();
    DocumentProposalListener documentProposalListener = new DocumentProposalListener();

    Link tips = new Link(bdmTipsSection, SWT.None);
    tips.setText(getBdmTipsMessage());
    getWidgetFactory().adapt(tips, true, true);
    tips.addListener(SWT.Selection, e -> {
        if (Objects.equals(e.text, "documents")) {
            documentProposalListener.handleEvent((EObject) poolSelectionProvider.getAdapter(EObject.class),
                    "");
        } else {
            createBusinessDataProposalListener.handleEvent((EObject) poolSelectionProvider.getAdapter(EObject.class),
                    "");
        }
    });
    selectionProvider.addSelectionChangedListener(e -> tips.setText(getBdmTipsMessage()));

    bdmTipsSection.setClient(tips);
}
 

private void createExportSection(Composite parent) {
	Section sctnExport = createSection(parent, "Export");
	sctnExport.setLayout(FormUtils.createClearTableWrapLayout(false, 1));
	TableWrapData data = new TableWrapData(TableWrapData.FILL_GRAB);
	sctnExport.setLayoutData(data);
	FormText text = formToolkit.createFormText(sctnExport, true);
	ImageDescriptor idesc = HybridUI.getImageDescriptor(HybridUI.PLUGIN_ID, "/icons/etool16/export_wiz.png");
	text.setImage("export", idesc.createImage());
	text.setText(EXPORT_SECTION_CONTENT, true, false);

	sctnExport.setClient(text);
	text.addHyperlinkListener(this);
}
 

private void createDetailsSection() {
    Section detailsSection = formPage.getToolkit().createSection(this, Section.EXPANDED);
    detailsSection.setLayout(GridLayoutFactory.fillDefaults().create());
    detailsSection.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    detailsSection.setText(Messages.details);
    fieldDetailsControl = new FieldDetailsControl(detailsSection, formPage, selectedFieldObservable, ctx);
    detailsSection.setClient(fieldDetailsControl);
    ctx.bindValue(WidgetProperties.visible().observe(detailsSection), new ComputedValueBuilder<Boolean>()
            .withSupplier(() -> selectedFieldObservable.getValue() != null)
            .build());
}
 

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

    indexEditionControl = new IndexEditionControl(section, formPage, ctx, selectedIndexObservable,
            actualsFieldsObservable);

    section.setClient(indexEditionControl);
}
 

private void buildEditionSection(Composite parent, BusinessDataModelFormPage formPage,
        DataBindingContext ctx) {
    Section editionSection = formPage.getToolkit().createSection(parent, Section.EXPANDED);
    editionSection.setLayoutData(GridDataFactory.fillDefaults().indent(0, 10).grab(true, true).create());
    editionSection.setLayout(GridLayoutFactory.fillDefaults().create());
    editionSection.setText(Messages.attributes);

    Composite client = formPage.getToolkit().createComposite(editionSection);
    client.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    client.setLayout(GridLayoutFactory.fillDefaults().margins(10, 10).create());

    attributeEditionControl = new AttributeEditionControl(client, formPage, boSelectedObservable, ctx);

    editionSection.setClient(client);
}
 

private void createMavenArtifactPropertiesGroup(Composite parent, DataBindingContext ctx) {
    Section section = formPage.getToolkit().createSection(parent, Section.EXPANDED);
    section.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());
    section.setLayout(GridLayoutFactory.fillDefaults().create());
    section.setText(Messages.mavenArtifactProperties);

    Composite client = formPage.getToolkit().createComposite(section);
    client.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create());
    client.setLayout(GridLayoutFactory.fillDefaults().margins(5, 10).create());

    new TextWidget.Builder()
            .withLabel(Messages.groupId)
            .labelAbove()
            .fill()
            .withTootltip(Messages.mavenArtifactPropertiesHint)
            .grabHorizontalSpace()
            .bindTo(EMFObservables.observeDetailValue(Realm.getDefault(), formPage.observeWorkingCopy(),
                    BusinessDataModelPackage.Literals.BUSINESS_OBJECT_MODEL__GROUP_ID))
            .withTargetToModelStrategy(UpdateStrategyFactory.updateValueStrategy()
                    .withValidator(new GroupIdValidator(formPage.getRepositoryAccessor().getWorkspace()))
                    .create())
            .inContext(ctx)
            .adapt(formPage.getToolkit())
            .createIn(client);

    formPage.getToolkit().createLabel(client, "");

    section.setClient(client);
}
 

private void createTreeHeader(Composite parent, DataBindingContext ctx) {
    treeSection = new Section(parent, Section.TREE_NODE);
    treeSection.setLayout(GridLayoutFactory.fillDefaults().create());
    treeSection.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    treeSection.setText(Messages.importDetails);
    treeSection.addExpansionListener(new UpdateLayoutListener(parent));
    treeSection.setExpanded(false);
    descriptionLabel = new Label(treeSection, SWT.WRAP);
    archiveStatusObservable = PojoProperties.value("archiveStatus").observe(this);

    ctx.bindValue(WidgetProperties.text().observe(descriptionLabel), archiveStatusObservable,
            neverUpdateValueStrategy().create(), updateValueStrategy().withValidator(this::archiveStatusValidator)
                    .withConverter(createArchiveStatusConverter()).create());
    treeSection.setDescriptionControl(descriptionLabel);
}
 

private Section createStatusSection(Composite parent) {
    final Section section = new Section(parent, Section.TREE_NODE | Section.CLIENT_INDENT);
    section.setLayout(GridLayoutFactory.fillDefaults().create());
    section.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create());
    section.setText(Messages.importDetails);
    section.addExpansionListener(new UpdateLayoutListener(parent));
    section.setExpanded(false);
    return section;
}
 

@Override
protected void createFormContent(IManagedForm managedForm) {

	// Get the parent form and the toolkit
	final ScrolledForm scrolledForm = managedForm.getForm();
	final FormToolkit formToolkit = managedForm.getToolkit();

	// Set a GridLayout with a single column. Remove the default margins.
	GridLayout layout = new GridLayout(1, true);
	layout.marginWidth = 0;
	layout.marginHeight = 0;
	scrolledForm.getBody().setLayout(layout);

	// Only create something if there is valid input.
	if (list != null) {

		// Get the parent
		Composite parent = managedForm.getForm().getBody();

		shell = parent.getShell();
		// Create the section and set its layout info
		Section listSection = formToolkit.createSection(parent,
				ExpandableComposite.TITLE_BAR | Section.DESCRIPTION
						| ExpandableComposite.TWISTIE
						| ExpandableComposite.EXPANDED
						| ExpandableComposite.COMPACT);
		listSection.setLayout(new GridLayout(1, false));
		listSection.setLayoutData(
				new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
		// Create the section client, which is the client area of the
		// section that will actually render data.
		sectionClient = new Composite(listSection, SWT.FLAT);
		sectionClient.setLayout(new GridLayout(2, false));
		sectionClient.setLayoutData(
				new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
		// Fixes section header bug where label color is spammed
		sectionClient.setBackground(
				Display.getCurrent().getSystemColor(SWT.COLOR_WHITE));
		// Fixes background color bug for NatTable
		sectionClient.setBackgroundMode(SWT.INHERIT_FORCE);

		// Draws the table and sets that instance variable
		table = new ListComponentNattable(sectionClient, list, true);

		// Create the buttons for add, delete, up, and down
		createButtons();

		// Set the section client.
		listSection.setClient(sectionClient);
	}

	return;
}
 

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);
}