org.eclipse.e4.ui.model.application.ui.basic.MTrimBar Java Examples

public static void install() {
	WorkbenchHelper.runInUI("Install GAML Search", 0, m -> {
		final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
		if (window instanceof WorkbenchWindow) {
			final MTrimBar topTrim = ((WorkbenchWindow) window).getTopTrim();
			for (final MTrimElement element : topTrim.getChildren()) {
				if ("SearchField".equals(element.getElementId())) {
					final Composite parent = ((Control) element.getWidget()).getParent();
					final Control old = (Control) element.getWidget();
					WorkbenchHelper.runInUI("Disposing old search control", 500, m2 -> old.dispose());
					element.setWidget(GamlSearchField.installOn(parent));
					parent.layout(true, true);
					parent.update();
					break;
				}
			}
		}
	});
}
 

private static MToolControl createFastViewToolControl(MTrimmedWindow window,
	MPerspective mPerspective, EModelService eModelService, MTrimBar mTrimBar){
	if (mTrimBar != null) {
		MToolControl mToolControl = eModelService.createModelElement(MToolControl.class);
		mToolControl.setElementId(getToolControlId(window, mPerspective));
		mToolControl.setContributionURI(
			"bundleclass://org.eclipse.e4.ui.workbench.addons.swt/org.eclipse.e4.ui.workbench.addons.minmax.TrimStack");
		mToolControl.setToBeRendered(true);
		mToolControl.setVisible(true);
		mToolControl.getTags().add("TrimStack");
		if (!hasFastViewPersistedState(mPerspective)) {
			mToolControl.getPersistedState().put("YSize", "600");
		}
		mTrimBar.getChildren().add(0, mToolControl);
		mTrimBar.setVisible(true);
		mTrimBar.setToBeRendered(true);
		
		return mToolControl;
	}
	return null;
}
 

private static Optional<MToolControl> getFastViewToolControl(EModelService eModelService,
	MTrimmedWindow workbenchWindow, String perspectiveId, SideValue sideValue){
	if (workbenchWindow != null) {
		MTrimBar trimbar = findTrimBar(eModelService, workbenchWindow, sideValue);
		if (trimbar != null) {
			MToolControl toolControl = (MToolControl) eModelService
				.find(getToolControlId(workbenchWindow, perspectiveId), trimbar);
			if (toolControl == null && workbenchWindow.getElementId() != null) {
				// it also can be that the main view id is also a part of the stack
				toolControl = (MToolControl) eModelService.find(ELEXIS_FASTVIEW_STACK + "("
					+ workbenchWindow.getElementId() + ").(" + perspectiveId + ")", trimbar);
				if (toolControl != null) {
					toolControl.setElementId(getToolControlId(workbenchWindow, perspectiveId));
				}
			}
			if (toolControl != null) {
				return Optional.of(toolControl);
			}
		}
	}
	return Optional.empty();
}
 

private void addMandantSelectionItem(MApplication mApplication, EModelService eModelService){
	
	MTrimBar trimbar =
		(MTrimBar) eModelService.find("org.eclipse.ui.main.toolbar", mApplication);
	
	if (trimbar != null) {
		MTrimElement mTrimElement = null;
		int position = 0;
		int i = 0;
		List<MTrimElement> childrens = trimbar.getChildren();
		for (MTrimElement element : childrens) {
			
			if ("ch.elexis.core.ui.toolcontrol.mandantselection"
				.equals(element.getElementId())) {
				mTrimElement = element;
			}
			
			if (position == 0 && ("ch.elexis.toolbar1".equals(element.getElementId())
				|| "PerspectiveSpacer".equals(element.getElementId()))) {
				position = i;
			}
			i++;
		}
		
		if (mTrimElement == null) {
			MToolControl mToolControl = eModelService.createModelElement(MToolControl.class);
			mToolControl.setElementId("ch.elexis.core.ui.toolcontrol.mandantselection");
			mToolControl.setContributionURI(
				"bundleclass://ch.elexis.core.ui/ch.elexis.core.ui.coolbar.MandantSelectionContributionItem");
			mToolControl.setToBeRendered(true);
			mToolControl.setVisible(true);
			
			childrens.add(position, mToolControl);
		}
	}
	
}
 

private static MTrimBar findTrimBar(EModelService eModelService, MTrimmedWindow workbenchWindow,
	SideValue sideValue){
	if (workbenchWindow != null) {
		MTrimBar trimbar = eModelService.getTrim(workbenchWindow, sideValue);
		return trimbar;
	}
	return null;
}
 

/**
 * Clears the persisted state for the main toolbar, otherwise the positioning of the
 * toolbar-elements are in an incorrect order. That means all persisted toolbar-elements are
 * positioned before the dynamically created elements from
 * ApplicationActionBarAdvisor#fillCoolBar.
 * 
 **/
private void updateToolbar(){
	MTrimBar mTrimBar =
		(MTrimBar) eModelService.find("org.eclipse.ui.main.toolbar", mApplication);
	if (mTrimBar != null && mTrimBar.getChildren() != null) {
		mTrimBar.getChildren().clear();
	}
}
 

protected boolean isRendered(final IEclipseContext context) {
    final MTrimBar topTrim = getTrimBar(context, "org.eclipse.ui.main.toolbar");
    return topTrim != null && topTrim.isToBeRendered() && !PlatformUtil.isHeadless();
}
 

protected MTrimBar getTrimBar(final IEclipseContext context, final String trimBarId) {
    final EModelService modelService = context.get(EModelService.class);
    final MWindow window = context.get(MWindow.class);
    final MTrimBar topTrim = (MTrimBar) modelService.find(trimBarId, window);
    return topTrim;
}
 

/**
 * Adds a view to the fastview, if {@link MPartStack} not exists it will be created and the view
 * will be added within a {@link MPlaceholder} element.
 * 
 * @param perspectiveId
 * @param viewId
 */
public static void addToFastView(String perspectiveId, String viewId){
	EModelService eModelService = getService(EModelService.class);
	MApplication mApplication = getService(MApplication.class);
	
	MTrimmedWindow window = getCurrentWindow(eModelService, mApplication);
	
	if (window != null) {
		Object obj = eModelService.find(perspectiveId, mApplication);
		if (obj instanceof MPerspective) {
			MPerspective mPerspective = (MPerspective) obj;
			// check if fastview stack exists
			MPartStack stack =
				(MPartStack) eModelService.find(ELEXIS_FASTVIEW_STACK, mPerspective);
			
			if (stack == null) {
				stack = createFastViewStack(window, mPerspective, eModelService);
			}
			if (stack != null) {
				// check if toolcontrol exists
				MToolControl toolControl = (MToolControl) eModelService
					.find(getToolControlId(window, mPerspective), mApplication);
				
				if (toolControl == null) {
					MTrimBar mTrimBar = eModelService.getTrim(window, SideValue.BOTTOM);
					if (toolControl == null) {
						toolControl = createFastViewToolControl(window, mPerspective,
							eModelService, mTrimBar);
					}
				}
				if (toolControl != null
					&& !ElexisFastViewUtil.isViewInsideFastview(stack, viewId)
					&& mApplication.getContext().getActiveChild() != null) {
					EPartService partService = getService(EPartService.class);
					MPlaceholder placeholder = partService.createSharedPart(viewId);
					placeholder.setToBeRendered(true);
					placeholder.setElementId(viewId);
					placeholder.setCloseable(true);
					placeholder.getTags().add(EPartService.REMOVE_ON_HIDE_TAG);
					((MPart) placeholder.getRef()).setToBeRendered(true);
					stack.getChildren().add(placeholder); // Add part to stack
				}
				
			}
		}
	}
}
 

/**
 * Changes the fastviews position from left trimbar to bottom trimbar
 */
private static void changeFastViewBarFromLeftToBottom(){
	EModelService eModelService = getService(EModelService.class);
	MApplication mApplication = getService(MApplication.class);
	MTrimmedWindow mWindow = getCurrentWindow(eModelService, mApplication);
	if (mWindow != null) {
		MPerspective mPerspective = eModelService.getActivePerspective(mWindow);
		
		if (mPerspective != null) {
			String perspectiveId = mPerspective.getElementId();
			
			Optional<MToolControl> mToolControl =
				getFastViewToolControl(eModelService, mWindow, perspectiveId, SideValue.BOTTOM);
			if (!mToolControl.isPresent()) {
				mToolControl = getFastViewToolControl(eModelService, mWindow, perspectiveId,
					SideValue.LEFT);
				mToolControl.ifPresent(toolControl -> {
					MTrimBar trimBarBottom =
						findTrimBar(eModelService, mWindow, SideValue.BOTTOM);
					if (trimBarBottom != null) {
						MToolControl copyToolcontrol =
							eModelService.createModelElement(MToolControl.class);
						copyToolcontrol.setElementId(toolControl.getElementId());
						copyToolcontrol.setContributionURI(
							"bundleclass://org.eclipse.e4.ui.workbench.addons.swt/org.eclipse.e4.ui.workbench.addons.minmax.TrimStack");
						copyToolcontrol.setToBeRendered(true);
						copyToolcontrol.setVisible(true);
						copyToolcontrol.getTags().add("TrimStack");
						
						if (!hasFastViewPersistedState(mPerspective)) {
							copyToolcontrol.getPersistedState().put("YSize", "600");
						}
						trimBarBottom.getChildren().add(0, copyToolcontrol);
						
						toolControl.setToBeRendered(false);
						toolControl.setVisible(false);
						toolControl.getParent().getChildren().remove(toolControl);
						toolControl.setParent(null);
						trimBarBottom.setVisible(true);
						trimBarBottom.setToBeRendered(true);
					}
				});
			} else {
				mToolControl.get().setToBeRendered(true);
			}
		}
	}
}