LinksView.java

/*******************************************************************************
 * Copyright (c) 2013 INRIA.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 * Juan David Villa Calle - initial API and implementation
 *******************************************************************************/
package fr.inria.atlanmod.emfviews.ui.linkingview.view;

import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;

import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.resource.impl.ExtensibleURIConverterImpl;
import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.IActionBars;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.part.ViewPart;

import fr.inria.atlanmod.emfviews.core.EView;
import fr.inria.atlanmod.emfviews.core.EmfViewsFactory;
import fr.inria.atlanmod.emfviews.ui.linkingview.Activator;
import fr.inria.atlanmod.emfviews.ui.linkingview.action.AddLinkAction;
import fr.inria.atlanmod.emfviews.ui.linkingview.action.SelectViewAction;

public class LinksView extends ViewPart {

	
	public static final String SELECTVIEW_ACTION_ICON  = "icons/selectview.png";
	
	public static final String ADDLINK_ACTION_ICON  = "icons/add.png";
	
	private EView currentView;

	private TreeViewer linkedElementsViewer;

	private Composite parent;
	
	public EView getCurrentView() {
		return currentView;
	}

	@Override
	public void createPartControl(Composite parent) {

		this.parent = parent;
		linkedElementsViewer = new TreeViewer(parent, SWT.MULTI | SWT.H_SCROLL
				| SWT.V_SCROLL);
		linkedElementsViewer.setLabelProvider(new AdapterFactoryLabelProvider(
				new ReflectiveItemProviderAdapterFactory()));
		linkedElementsViewer.setContentProvider(new LinksViewContentProvider());

		Action selectViewAction = new SelectViewAction(this, parent);

		Action addLinkAction = new AddLinkAction(this, parent);

		IActionBars bars = getViewSite().getActionBars();

		selectViewAction.setText("Select view");
		selectViewAction.setToolTipText("Select view");
		selectViewAction.setImageDescriptor(Activator.getImage(SELECTVIEW_ACTION_ICON));
		bars.getMenuManager().add(selectViewAction);
		bars.getToolBarManager().add(selectViewAction);

		addLinkAction.setText("Create link");
		addLinkAction.setToolTipText("Create link");
		addLinkAction.setImageDescriptor(Activator.getImage(ADDLINK_ACTION_ICON));
		bars.getMenuManager().add(addLinkAction);
		bars.getToolBarManager().add(addLinkAction);

	}

	@Override
	public void setFocus() {
		
	}

	public boolean viewSelected() {
		return currentView != null;
	}

	public void loadView(String viewPath) {
		EmfViewsFactory factory = new EmfViewsFactory();
		URI viewURI=URI.createURI(viewPath,
				true);
		currentView = (EView) factory.createResource(viewURI);

		try {
			ExtensibleURIConverterImpl eui= new ExtensibleURIConverterImpl();
			InputStream is=eui.createInputStream(viewURI);
			currentView
			.load(is,
					new HashMap<>());
			linkedElementsViewer.setInput(currentView.getVirtualLinkManager()
					.getLinks());
			((LinksViewContentProvider) (linkedElementsViewer
					.getContentProvider())).setLinkedModels(currentView
					.getContributingModels());
			MessageDialog.openInformation(parent.getShell(), "View selected",
					"View selected");
		} catch (IOException e) {
			e.printStackTrace();
		}

	}



	
	
}