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

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

import org.gcube.portlets.user.td.client.event.CloseTabularResourceEvent;
import org.gcube.portlets.user.td.client.event.CloseTabularResourceType;
import org.gcube.portlets.user.td.client.event.ExportTableEvent;
import org.gcube.portlets.user.td.client.event.ExportTableType;
import org.gcube.portlets.user.td.client.event.ImportTableEvent;
import org.gcube.portlets.user.td.client.event.ImportTableType;
import org.gcube.portlets.user.td.client.event.OpenFunctionalityEvent;
import org.gcube.portlets.user.td.client.event.OpenFunctionalityType;
import org.gcube.portlets.user.td.client.event.OpenTabularResourceEvent;
import org.gcube.portlets.user.td.client.event.OpenTabularResourceType;
import org.gcube.portlets.user.td.client.resource.TabularDataResources;

import com.sencha.gxt.widget.core.client.toolbar.ToolBar;
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;


/**
 * 
 * @author "Giancarlo Panichi" 
 * <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
 *
 */
public class FileToolBar {

	protected EventBus eventBus;
	protected ToolBar toolBar;
	
	protected TextButton openButton;
	//protected TextButton saveButton;
	protected TextButton closeButton;
	protected TextButton propertiesButton;
	
	
	protected TextButton importCSVButton;
	protected TextButton importJSONButton;
	protected TextButton importSDMXButton;
	
	protected TextButton exportSDMXButton;
	protected TextButton exportCSVButton;
	protected TextButton exportJSONButton;
	
	public FileToolBar(EventBus eventBus)
	{
		this.eventBus = eventBus;
		toolBar = new ToolBar();
		build();
	}
	
	public ToolBar getToolBar()
	{
		return toolBar;
	}

	protected void build()
	{
		toolBar.setHeight("94px");
		
		//File
		ButtonGroup dataGroup = new ButtonGroup();
		dataGroup.setHeight("78px");
		dataGroup.setStyleName("margin:2px");
		dataGroup.setHeadingText("File");
		toolBar.add(dataGroup);

		FlexTable dataLayout = new FlexTable();
		dataGroup.add(dataLayout);

		openButton = new TextButton("Open", TabularDataResources.INSTANCE.open32());
		openButton.setScale(ButtonScale.LARGE);
		openButton.setIconAlign(IconAlign.TOP);
		openButton.setToolTip("Open table");
		openButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		openButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new OpenTabularResourceEvent(OpenTabularResourceType.TABLE));
			}
		});

		dataLayout.setWidget(0, 0, openButton);
		dataLayout.getFlexCellFormatter().setRowSpan(0, 0, 2);
		
		/*
		saveButton = new TextButton("Save", TabularDataResources.INSTANCE.save32());
		saveButton.setScale(ButtonScale.LARGE);
		saveButton.setIconAlign(IconAlign.TOP);
		saveButton.setToolTip("Save table");
		saveButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		saveButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				//eventBus.fireEvent(new ImportTableEvent(ImportTableType.SDMX));
			}
		});

		dataLayout.setWidget(0, 1, saveButton);
		dataLayout.getFlexCellFormatter().setRowSpan(0, 1, 2);

		*/
		
		closeButton = new TextButton("Close", TabularDataResources.INSTANCE.close());
		closeButton.setToolTip("Close table");
		dataLayout.setWidget(0, 2, closeButton);
		closeButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new CloseTabularResourceEvent(CloseTabularResourceType.TABLE));
			}
		});

		propertiesButton = new TextButton("Properties", TabularDataResources.INSTANCE.properties());
		propertiesButton.setToolTip("Properties");
		dataLayout.setWidget(1, 2, propertiesButton);
		propertiesButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new OpenFunctionalityEvent(OpenFunctionalityType.PROPERTIES));
			}
		});

		cleanCells(dataLayout.getElement());
		
		
		
		//Import
		ButtonGroup importGroup = new ButtonGroup();
		importGroup.setHeight("78px");
		importGroup.setStyleName("margin:2px");
		importGroup.setHeadingText("Import");
		toolBar.add(importGroup);

		FlexTable importLayout = new FlexTable();
		importGroup.add(importLayout);

		importSDMXButton = new TextButton("SDMX", TabularDataResources.INSTANCE.sdmx32());
		importSDMXButton.setScale(ButtonScale.LARGE);
		importSDMXButton.setIconAlign(IconAlign.TOP);
		importSDMXButton.setToolTip("Import a new table from SDMX");
		importSDMXButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		importSDMXButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new ImportTableEvent(ImportTableType.SDMX));
			}
		});

		importLayout.setWidget(0, 0, importSDMXButton);
		importLayout.getFlexCellFormatter().setRowSpan(0, 0, 2);

		importCSVButton = new TextButton("CSV", TabularDataResources.INSTANCE.csv());
		importCSVButton.setToolTip("Import a new table from CSV");
		importCSVButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new ImportTableEvent(ImportTableType.CSV));
			}
		});
		importLayout.setWidget(0, 2, importCSVButton);

		importJSONButton = new TextButton("JSON", TabularDataResources.INSTANCE.json());
		importJSONButton.setToolTip("Import a new table from JSON");
		importJSONButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new ImportTableEvent(ImportTableType.JSON));
			}
		});
		importLayout.setWidget(1, 2, importJSONButton);

		
		cleanCells(importLayout.getElement());
		
		
		//Export
		ButtonGroup exportGroup = new ButtonGroup();
		exportGroup.setHeight("78px");
		exportGroup.setStyleName("margin:2px");
		exportGroup.setHeadingText("Export");
		toolBar.add(exportGroup);

		FlexTable exportLayout = new FlexTable();
		exportGroup.add(exportLayout);

		exportSDMXButton = new TextButton("SDMX", TabularDataResources.INSTANCE.sdmx32());
		exportSDMXButton.setScale(ButtonScale.LARGE);
		exportSDMXButton.setIconAlign(IconAlign.TOP);
		exportSDMXButton.setArrowAlign(ButtonArrowAlign.BOTTOM);
		exportSDMXButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new ExportTableEvent(ExportTableType.SDMX));
			}
		});

		exportLayout.setWidget(0, 0, exportSDMXButton);
		exportLayout.getFlexCellFormatter().setRowSpan(0, 0, 2);

		exportCSVButton = new TextButton("CSV", TabularDataResources.INSTANCE.csv());
		exportCSVButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new ExportTableEvent(ExportTableType.CSV));
			}
		});
		exportLayout.setWidget(0, 2, exportCSVButton);
		
		exportJSONButton = new TextButton("JSON", TabularDataResources.INSTANCE.json());
		exportJSONButton.addSelectHandler(new SelectHandler() {
			
			@Override
			public void onSelect(SelectEvent event) {
				eventBus.fireEvent(new ExportTableEvent(ExportTableType.JSON));
			}
		});
		exportLayout.setWidget(1, 2, exportJSONButton);

		cleanCells(exportLayout.getElement());	
		
	}

	protected 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();
			}
		}
	}

}