org.eclipse.osbp.utils.ui/src/org/eclipse/osbp/utils/vaadin/saiku/SaikuView.java

/**
 *                                                                            
 *  Copyright (c) 2011, 2016 - Loetz GmbH&Co.KG (69115 Heidelberg, Germany) 
 *                                                                            
 *  All rights reserved. This program and the accompanying materials           
 *  are made available under the terms of the Eclipse Public License 2.0        
 *  which accompanies this distribution, and is available at                  
 *  https://www.eclipse.org/legal/epl-2.0/                                 
 *                                 
 *  SPDX-License-Identifier: EPL-2.0                                 
 *                                                                            
 *  Contributors:                                                      
 * 	   Christophe Loetz (Loetz GmbH&Co.KG) - initial implementation
 * 
 */
 package org.eclipse.osbp.utils.vaadin.saiku;

import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.StringBufferInputStream;
import java.net.URL;
import java.util.stream.Collectors;

import javax.annotation.PostConstruct;
import javax.inject.Inject;
import javax.inject.Named;

import org.eclipse.e4.core.contexts.IEclipseContext;
import org.eclipse.e4.core.di.annotations.Optional;
import org.eclipse.e4.ui.model.application.MApplication;
import org.eclipse.e4.ui.model.application.ui.basic.MPart;
import org.eclipse.e4.ui.model.application.ui.impl.UIElementImpl;
import org.eclipse.e4.ui.model.application.ui.impl.UiPackageImpl;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.impl.AdapterImpl;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.osbp.bpm.api.IBPMEngine;
import org.eclipse.osbp.bpm.api.IBlipBPMFunctionProvider;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.FrameworkUtil;
import org.slf4j.Logger;

import com.vaadin.annotations.JavaScript;
import com.vaadin.server.Page;
import com.vaadin.server.Page.BrowserWindowResizeEvent;
import com.vaadin.server.Page.BrowserWindowResizeListener;
import com.vaadin.shared.ui.label.ContentMode;
import com.vaadin.ui.AbstractComponent;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.UI;
import com.vaadin.ui.VerticalLayout;

@JavaScript({ 
	//<!--  jQuery 1.7.2 , jQuery UI 1.8.14-->
	"theme://plugin/saiku.osgi/resources/js/jquery/jquery.min.js"
})


@SuppressWarnings("all")
public class SaikuView {
	private static Logger log = org.slf4j.LoggerFactory
			.getLogger(SaikuView.class);

	private HorizontalLayout lowerArea;

	private VerticalLayout workArea;

	private SaikuRenderer saikuRenderer;
	
	private AbstractComponent label = null;
	
	private String processId;

	private VerticalLayout parent;

	private IEclipseContext eclipseContext;

	@Inject
	public SaikuView(final VerticalLayout parent, final IEclipseContext context,
			final MApplication app) {
		this.parent = parent;
		this.eclipseContext = context;
	}

	@PostConstruct
	public void createView(final VerticalLayout parent) {
		parent.setPrimaryStyleName("osbp");
		saikuRenderer = new SaikuRenderer(eclipseContext);
		
		VerticalLayout inner = new VerticalLayout();
		inner.setMargin(false);
		inner.setSizeFull();
		inner.setPrimaryStyleName("osbp");
		inner.addComponent(saikuRenderer);
		parent.addComponent(inner);
		
		
		
//		if (label != null) {
//			parent.removeComponent(label);
//		}
//		label = new Label(getSaikuIndexHTMLCode(), ContentMode.HTML);
//		label.setSizeFull();
//		parent.addComponent(label);
//		parent.setMargin(true);

	}
	
	private String getSaikuIndexHTMLCode() {
		BundleContext context = FrameworkUtil.getBundle(this.getClass()).getBundleContext();
		
		
		Bundle bundle = context.getBundle(); 
		URL url = bundle.getEntry("/resources/index.html");
		String path = url.getPath();
		try {
			InputStream inputStream = url.openStream();
			String result = new BufferedReader(new InputStreamReader(inputStream)).lines()
					   .parallel().collect(Collectors.joining("\n"));
			return result;
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return "";
	}
	
}