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.rpc.TabularDataService;
import org.gcube.portlets.user.td.client.rpc.TabularDataServiceAsync;
import org.gcube.portlets.user.td.client.toolbar.TabularDataTooBar;
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.HTML;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.VerticalPanel;
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.TabPanel;
import com.sencha.gxt.widget.core.client.TabPanel.TabPanelAppearance;
import com.sencha.gxt.widget.core.client.button.TextButton;
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.NorthSouthContainer;
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.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
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.
	 */
	private final TabularDataServiceAsync greetingService = GWT.create(TabularDataService.class);


	/**
	 * {@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();
		
		final BorderLayoutContainer mainPanelLayout = new BorderLayoutContainer();
	    mainPanelLayout.setBorders(true);
	 
	    TabularDataTooBar tabularDataTooBar = new TabularDataTooBar(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);

	    ContentPanel workspaceTreePanel = new ContentPanel();
	    workspaceTreePanel.setHeaderVisible(false);
	    
	   /* AppControllerExplorer workspaceTree = new AppControllerExplorer();
		ExplorerPanel explorerPanel = workspaceTree.getPanel();
		AsyncTreePanel asyncTreePanel = explorerPanel.getAsycTreePanel();
		asyncTreePanel.setSizeTreePanel(TOOLBOX_WIDTH, TOOLBOX_HEIGHT);
		asyncTreePanel.setHeaderTreeVisible(false);
	    workspaceTreePanel.add(asyncTreePanel);*/
	    workspaceTreePanel.setHeaderVisible(true);
	    workspaceTreePanel.setHeadingText("Workspace Tree");
	    
	    BorderLayoutData workspaceTreeData = new BorderLayoutData(TOOLBOX_WIDTH);
	    workspaceTreeData.setCollapsible(true);
	    workspaceTreeData.setSplit(true);
	    workspaceTreeData.setCollapseMini(true);
	    workspaceTreeData.setMargins(new Margins(0, 5, 0, 5));
	    
	    mainPanelLayout.setWestWidget(workspaceTreePanel, workspaceTreeData);
	    
		final TabularData tabularData = new TabularData("SimpleJDBCDataSourceFactory");
		tabularData.addFailureHandler(new FailureEventHandler() {

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

			}
		});
	    
		final TabularDataGridPanel grid = tabularData.getGridPanel();	
	    
	    MarginData gridData = new MarginData();
	    mainPanelLayout.setCenterWidget(grid, gridData);

	 
	    SimpleContainer mainPanel = new SimpleContainer();
	    mainPanel.add(mainPanelLayout);
	    
	    
	    
		/*VerticalPanel mainPanel = new VerticalPanel();

		TextButton button = new TextButton("Test");
		button.addSelectHandler(new SelectHandler() {

			@Override
			public void onSelect(SelectEvent event) {
				Info.display("Button event", "Button pressed");
			}
		});
		mainPanel.add(button);*/

		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);
		}
	}
}