statistical-algorithms-importer/src/main/java/org/gcube/portlets/user/statisticalalgorithmsimporter/client/ribbon/HomeToolBar.java

/**
 * 
 */
package org.gcube.portlets.user.statisticalalgorithmsimporter.client.ribbon;

import org.gcube.portlets.user.statisticalalgorithmsimporter.client.event.StatAlgoImporterRibbonEvent;
import org.gcube.portlets.user.statisticalalgorithmsimporter.client.event.UIStateEvent;
import org.gcube.portlets.user.statisticalalgorithmsimporter.client.resource.StatAlgoImporterResources;
import org.gcube.portlets.user.statisticalalgorithmsimporter.client.type.StatAlgoImporterRibbonType;
import org.gcube.portlets.user.statisticalalgorithmsimporter.client.type.UIStateType;

import com.allen_sauer.gwt.log.client.Log;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.NodeList;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.web.bindery.event.shared.EventBus;
import com.sencha.gxt.cell.core.client.ButtonCell.ButtonArrowAlign;
import com.sencha.gxt.cell.core.client.ButtonCell.ButtonScale;
import com.sencha.gxt.cell.core.client.ButtonCell.IconAlign;
import com.sencha.gxt.core.client.dom.XElement;
import com.sencha.gxt.widget.core.client.button.ButtonGroup;
import com.sencha.gxt.widget.core.client.button.TextButton;
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.toolbar.ToolBar;

/**
 * 
 * @author "Giancarlo Panichi" <a
 *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
 * 
 */
public class HomeToolBar {
	private static final String GROUP_HEIGHT = "80px";
	private HomeToolBarMessages msgs;
	private EventBus eventBus;
	private ToolBar toolBar;
	
	//Home
	private TextButton importButton;
	
	//Algorithm
	private TextButton createAlgorithmButton;

	
	// Help
	private TextButton helpButton;
	
	
	// private TextButton languageButton;
	// private TextButton logsButton;
	// private TextButton testButton;

	// Language Menu
	/*
	 * private MenuItem enItem; private MenuItem itItem; private MenuItem
	 * esItem;
	 */

	public HomeToolBar(EventBus eventBus) {
		this.eventBus = eventBus;
		msgs = GWT.create(HomeToolBarMessages.class);
		build();
	}

	public ToolBar getToolBar() {
		return toolBar;
	}

	protected void build() {
		toolBar = new ToolBar();
		toolBar.setSpacing(5);
		toolBar.setEnableOverflow(false);

		// Home
		ButtonGroup homeGroup = new ButtonGroup();
		homeGroup.setId("Home");
		homeGroup.setHeadingText(msgs.fileGroupHeadingText());
		homeGroup.setHeight(GROUP_HEIGHT);
		toolBar.add(homeGroup);

		FlexTable homeLayout = new FlexTable();
		homeGroup.add(homeLayout);

		importButton = new TextButton(msgs.importButton(),
				StatAlgoImporterResources.INSTANCE.upload32());
		importButton.setId("importButton");
		importButton.setScale(ButtonScale.MEDIUM);
		importButton.setIconAlign(IconAlign.LEFT);
		importButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		importButton.setToolTip(msgs.importButtonToolTip());

		importButton.addSelectHandler(new SelectHandler() {

			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new StatAlgoImporterRibbonEvent(
						StatAlgoImporterRibbonType.UPLOAD_CODE));
			}
		});

		homeLayout.setWidget(0, 0, importButton);
		homeLayout.getFlexCellFormatter().setRowSpan(0, 0, 2);

		// Algorithm
		ButtonGroup algorithmGroup = new ButtonGroup();
		algorithmGroup.setId("Algorithm");
		algorithmGroup.setHeadingText(msgs.algorithmGroupHeadingText());
		algorithmGroup.setHeight(GROUP_HEIGHT);
		toolBar.add(algorithmGroup);

		FlexTable algorithmLayout = new FlexTable();
		algorithmGroup.add(algorithmLayout);

		createAlgorithmButton = new TextButton(msgs.createAlgorithmButton(),
				StatAlgoImporterResources.INSTANCE.algorithm32());
		createAlgorithmButton.setId("createAlgorithmButton");
		createAlgorithmButton.setScale(ButtonScale.MEDIUM);
		createAlgorithmButton.setIconAlign(IconAlign.LEFT);
		createAlgorithmButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		createAlgorithmButton.setToolTip(msgs.createAlgorithmButtonToolTip());

		createAlgorithmButton.addSelectHandler(new SelectHandler() {

			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new StatAlgoImporterRibbonEvent(
						StatAlgoImporterRibbonType.CREATE_ALGORITHM));
			}
		});

		algorithmLayout.setWidget(0, 0, createAlgorithmButton);
		algorithmLayout.getFlexCellFormatter().setRowSpan(0, 0, 2);

		// Help
		ButtonGroup helpGroup = new ButtonGroup();
		helpGroup.setId("Help");
		helpGroup.setHeight(GROUP_HEIGHT);
		helpGroup.setHeadingText(msgs.helpGroupHeadingText());
		toolBar.add(helpGroup);

		FlexTable helpLayout = new FlexTable();
		helpGroup.add(helpLayout);

		/*
		 * languageButton = new TextButton(msgs.languageButton(),
		 * TabularDataResources.INSTANCE.language32()); languageButton.enable();
		 * languageButton.setScale(ButtonScale.LARGE);
		 * languageButton.setIconAlign(IconAlign.TOP);
		 * languageButton.setToolTip(msgs.languageButtonToolTip());
		 * languageButton.setArrowAlign(ButtonArrowAlign.RIGHT);
		 * languageButton.setMenu(createLanguageMenu());
		 * 
		 * helpLayout.setWidget(0, 0, languageButton);
		 * helpLayout.getFlexCellFormatter().setRowSpan(0, 0, 2);
		 */

		helpButton = new TextButton(msgs.helpButton(),
				StatAlgoImporterResources.INSTANCE.help32());
		helpButton.enable();
		helpButton.setToolTip(msgs.helpButtonToolTip());
		helpButton.setScale(ButtonScale.MEDIUM);
		helpButton.setIconAlign(IconAlign.LEFT);
		helpButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		helpButton.addSelectHandler(new SelectHandler() {

			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new StatAlgoImporterRibbonEvent(
						StatAlgoImporterRibbonType.HELP));
			}
		});

		helpLayout.setWidget(0, 1, helpButton);
		helpLayout.getFlexCellFormatter().setRowSpan(0, 1, 2);

		/*
		 * logsButton = new TextButton("Logs",
		 * TabularDataResources.INSTANCE.logs32()); logsButton.enable();
		 * logsButton.setToolTip("Show Logs");
		 * logsButton.setScale(ButtonScale.LARGE);
		 * logsButton.setIconAlign(IconAlign.TOP);
		 * logsButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		 * logsButton.addSelectHandler(new SelectHandler() {
		 * 
		 * public void onSelect(SelectEvent event) { eventBus.fireEvent(new
		 * RibbonEvent(RibbonType.LOGS)); } });
		 * 
		 * helpLayout.setWidget(0, 1, logsButton);
		 * helpLayout.getFlexCellFormatter().setRowSpan(0, 1, 2);
		 */

		/*
		 * testButton = new TextButton("Test",
		 * TabularDataResources.INSTANCE.test32()); testButton.disable();
		 * testButton.setToolTip("Test");
		 * testButton.setScale(ButtonScale.LARGE);
		 * testButton.setIconAlign(IconAlign.TOP);
		 * testButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		 * testButton.addSelectHandler(new SelectHandler() {
		 * 
		 * public void onSelect(SelectEvent event) { eventBus.fireEvent(new
		 * RibbonEvent(RibbonType.TEST)); } });
		 * 
		 * helpLayout.setWidget(0, 2, testButton);
		 * helpLayout.getFlexCellFormatter().setRowSpan(0, 2, 2);
		 */

		cleanCells(helpLayout.getElement());

		eventBus.addHandler(UIStateEvent.TYPE,
				new UIStateEvent.UIStateHandler() {

					public void onUIState(UIStateEvent event) {
						setUI(event);

					}
				});

	}

	private void cleanCells(Element elem) {
		NodeList<Element> tds = elem.<XElement> cast().select("td");
		for (int i = 0; i < tds.getLength(); i++) {
			Element td = tds.getItem(i);

			if (!td.hasChildNodes() && td.getClassName().equals("")) {
				td.removeFromParent();
			}
		}
	}

	/*
	 * private Menu createLanguageMenu() { Menu menuReplace = new Menu(); enItem
	 * = new MenuItem(msgs.english(), TabularDataResources.INSTANCE.flagGB());
	 * itItem = new MenuItem(msgs.italian(),
	 * TabularDataResources.INSTANCE.flagIT()); esItem = new
	 * MenuItem(msgs.spanish(), TabularDataResources.INSTANCE.flagES());
	 * 
	 * enItem .addSelectionHandler(new SelectionHandler<Item>() {
	 * 
	 * @Override public void onSelection(SelectionEvent<Item> event) {
	 * eventBus.fireEvent(new RibbonEvent( RibbonType.LANGUAGE_EN));
	 * 
	 * } });
	 * 
	 * itItem .addSelectionHandler(new SelectionHandler<Item>() {
	 * 
	 * @Override public void onSelection(SelectionEvent<Item> event) {
	 * eventBus.fireEvent(new RibbonEvent( RibbonType.LANGUAGE_IT));
	 * 
	 * } });
	 * 
	 * esItem .addSelectionHandler(new SelectionHandler<Item>() {
	 * 
	 * @Override public void onSelection(SelectionEvent<Item> event) {
	 * eventBus.fireEvent(new RibbonEvent( RibbonType.LANGUAGE_ES));
	 * 
	 * } });
	 * 
	 * menuReplace.add(enItem); menuReplace.add(esItem);
	 * menuReplace.add(itItem); return menuReplace; }
	 */

	public void setUI(UIStateEvent event) {
		UIStateType uiStateType = event.getUiStateType();
		try {
			switch (uiStateType) {
			case START:
				importButton.enable();
				createAlgorithmButton.enable();
				helpButton.enable();
				
				// testButton.disable();
				break;

			default:
				break;
			}
		} catch (Exception e) {
			Log.error("setUI Error : " + e.getLocalizedMessage());
		}
	}
}