tabular-data-manager/src/main/java/org/gcube/portlets/user/td/client/TabularDataPortlet.java

package org.gcube.portlets.user.td.client;


import org.gcube.portlets.user.td.client.ribbon.TabularDataRibbon;
import org.gcube.portlets.user.td.client.rpc.TabularDataService;
import org.gcube.portlets.user.td.client.rpc.TabularDataServiceAsync;
import org.gcube.portlets.user.tdw.client.TabularData;
import org.gcube.portlets.user.tdw.client.TabularDataGridPanel;
import org.gcube.portlets.user.tdw.client.event.FailureEvent;
import org.gcube.portlets.user.tdw.client.event.FailureEventHandler;

import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.core.client.Scheduler;
import com.google.gwt.core.client.Scheduler.ScheduledCommand;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.Widget;
import com.google.web.bindery.event.shared.EventBus;
import com.sencha.gxt.core.client.util.Margins;
import com.sencha.gxt.widget.core.client.ContentPanel;
import com.sencha.gxt.widget.core.client.Portlet;
import com.sencha.gxt.widget.core.client.TabPanel;
import com.sencha.gxt.widget.core.client.button.ToolButton;
import com.sencha.gxt.widget.core.client.container.BorderLayoutContainer;
import com.sencha.gxt.widget.core.client.container.BorderLayoutContainer.BorderLayoutData;
import com.sencha.gxt.widget.core.client.container.MarginData;
import com.sencha.gxt.widget.core.client.container.SimpleContainer;
import com.sencha.gxt.widget.core.client.container.Viewport;
import com.sencha.gxt.widget.core.client.info.Info;

/**
 * Entry point classes define <code>onModuleLoad()</code>.
 */
public class TabularDataPortlet implements EntryPoint {

	protected static final String JSP_TAG_ID = "tdp";
	
	/**
	 * 
	 */
	public static final int TOOLBOX_WIDTH = 300;
	/**
	 * 
	 */
	public static final int TOOLBOX_HEIGHT= 800;


	/**
	 * Create a remote service proxy to talk to the server-side Greeting service.
	 */
	@SuppressWarnings("unused")
	private final TabularDataServiceAsync greetingService = GWT.create(TabularDataService.class);

	//Private TabularData
	private static TabularData tabularData;
	
	private static BorderLayoutContainer  centerContainer;
	private static ContentPanel functionalityPanel;
	private static TabPanel functionalityTab;
	private static BorderLayoutData eastData;
	
	/**
	 * {@inheritDoc}
	 */
	@Override
	public void onModuleLoad() {
		
		
		/*
		 * Install an UncaughtExceptionHandler which will produce <code>FATAL</code> log messages
		 */
		Log.setUncaughtExceptionHandler();

		// use deferred command to catch initialization exceptions in onModuleLoad2
		Scheduler.get().scheduleDeferred(new ScheduledCommand() {
			@Override
			public void execute() {
				loadMainPanel();
			}
		});
	}


	protected void loadMainPanel() {
		
		TabularDataController controller = new TabularDataController();
		EventBus eventBus = controller.getEventBus();
		
		tabularData = new TabularData(Constants.TD_DATASOURCE_FACTORY_ID); 
		tabularData.addFailureHandler(new FailureEventHandler() {

			@Override
			public void onFailure(FailureEvent event) {
				Info.display("Error: "+event.getMessage(), event.getCaught().getMessage());

			}
		});
		controller.setTabularData(tabularData);
		
		
		//Layout
		final BorderLayoutContainer mainPanelLayout = new BorderLayoutContainer();
	    mainPanelLayout.setBorders(true);
	   
	 
	    
	    //Ribbon Menu
	    TabularDataRibbon tabularDataTooBar = new TabularDataRibbon(eventBus);
	    Widget toolBarPanel = tabularDataTooBar.getContainer();
	    
	    BorderLayoutData toolBarData = new BorderLayoutData(122);
	    toolBarData.setMargins(new Margins(5));
	    toolBarData.setCollapsible(false);
	    toolBarData.setSplit(false);
	    
	    mainPanelLayout.setNorthWidget(toolBarPanel, toolBarData);

	    
	    //Set Center Container
	    centerContainer = new BorderLayoutContainer();
	    centerContainer.setResize(true);
	    centerContainer.setBorders(false);
	   

	    //Grid	Panel
		final TabularDataGridPanel gridPanel = tabularData.getGridPanel();	
		gridPanel.setHeaderVisible(false);
		
		MarginData gridData = new MarginData();
	    centerContainer.setCenterWidget(gridPanel,gridData);
	    
	    //Functionality Panel
	    functionalityPanel= new ContentPanel();
	    functionalityPanel.setHeaderVisible(false);
	    functionalityPanel.setResize(true);
		 
	    functionalityTab=new TabPanel();
	    //functionalityTab.setPixelSize(600, 250);
	    functionalityTab.setAnimScroll(true);
	    functionalityTab.setTabScroll(true);
	    functionalityTab.setCloseContextMenu(true);
	   
	    
	    eastData = new BorderLayoutData(200);
	    eastData.setCollapsible(true);
	    eastData.setSplit(true);
	    eastData.setFloatable(false);
	    eastData.setCollapseMini(true);
	    eastData.setMargins(new Margins(0, 5, 0, 5));
	    eastData.setCollapseHidden(true);
	    //eastData.setCollapsed(true);
	   
	    functionalityPanel.add(functionalityTab);
	    //functionalityPanel.setVisible(false);
	
		centerContainer.setEastWidget(functionalityPanel,eastData);
		functionalityPanel.collapse();
		functionalityPanel.disable();
	
	    controller.setFunctionalityTab(functionalityTab);
	    controller.setFunctionalityPanel(functionalityPanel);
	    
	    //Set Center Container
	    mainPanelLayout.setCenterWidget(centerContainer, gridData);
	    controller.setCenterContainer(centerContainer);
	    
	    //Main
	    SimpleContainer mainPanel = new SimpleContainer();
	    mainPanel.add(mainPanelLayout);
		bind(mainPanel);
	}

	protected void bind(Widget mainWidget)
	{
		RootPanel root = RootPanel.get(JSP_TAG_ID);
		if (root == null) {
			Log.trace("Div with id "+JSP_TAG_ID+" not found, starting in dev mode");
			Viewport viewport = new Viewport();
			viewport.setWidget(mainWidget);
			RootPanel.get().add(viewport);
		} else {
			Log.trace("Application div with id "+JSP_TAG_ID+" found, starting in portal mode");
			PortalViewport viewport = new PortalViewport();
			//viewport.setEnableScroll(true);
			viewport.setWidget(mainWidget);
			//RootPanel.get()
			root.add(viewport);
		}
	}

	private void configPanel(final Portlet panel) {
		panel.setCollapsible(true);
		panel.setAnimCollapse(false);
		//panel.getHeader().addTool(new ToolButton(ToolButton.GEAR));
		panel.getHeader().addTool(new ToolButton(ToolButton.CLOSE));
	
	}
	 
}