edu.nps.moves.mmowgli.components.AvatarChooser.java Source code

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Here is the source code for edu.nps.moves.mmowgli.components.AvatarChooser.java

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/*
  Copyright (C) 2010-2014 Modeling Virtual Environments and Simulation
  (MOVES) Institute at the Naval Postgraduate School (NPS)
  http://www.MovesInstitute.org and http://www.nps.edu
     
  This file is part of Mmowgli.
      
  Mmowgli is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  any later version.
    
  Mmowgli is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.
    
  You should have received a copy of the GNU General Public License
  along with Mmowgli in the form of a file named COPYING.  If not,
  see <http://www.gnu.org/licenses/>
*/

package edu.nps.moves.mmowgli.components;

import java.util.Collection;

import com.vaadin.event.MouseEvents;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.*;

import edu.nps.moves.mmowgli.Mmowgli2UI;
import edu.nps.moves.mmowgli.db.Avatar;
import edu.nps.moves.mmowgli.markers.HibernateSessionThreadLocalConstructor;
import edu.nps.moves.mmowgli.markers.MmowgliCodeEntry;
import edu.nps.moves.mmowgli.utility.MediaLocator;

/**
 * AvatarChooser.java
 * Created on Mar 19, 2011
 *
 * MOVES Institute
 * Naval Postgraduate School, Monterey, CA, USA
 * www.nps.edu
 *
 * @author Mike Bailey, jmbailey@nps.edu
 * @version $Id$
 */
public class AvatarChooser extends Window implements MmowgliComponent {
    private static final long serialVersionUID = 7927514202747533448L;

    private Object[] avIdArr;
    private Object selectedId = null;
    private HorizontalLayout imgLay;
    private Object initSelectedID;
    private HorizontalLayout butts;
    private static String defaultCaption = "Choose an Avatar";

    public AvatarChooser() {
        this(null);
    }

    public AvatarChooser(Object selectedId) {
        this(selectedId, defaultCaption);
    }

    @HibernateSessionThreadLocalConstructor
    public AvatarChooser(Object selectedId, String caption) {
        super(caption);

        this.initSelectedID = selectedId;

        setWidth("745px");
        setHeight("225px");
        setResizable(true);
        setClosable(false);
    }

    @SuppressWarnings("serial")
    @Override
    public void initGui() {
        VerticalLayout mainLayout = new VerticalLayout();
        mainLayout.setSizeFull();
        mainLayout.setMargin(true); //test
        mainLayout.setSpacing(true);
        MediaLocator medLoc = Mmowgli2UI.getGlobals().getMediaLocator();
        Label sp;
        setContent(mainLayout);

        Panel p = new Panel(imgLay = new HorizontalLayout());
        imgLay.setSpacing(true);

        p.setWidth("100%");
        mainLayout.addComponent(p);

        Collection<?> lis = Avatar.getContainer().getItemIds();
        avIdArr = new Object[lis.size()];

        int idx = 0;

        for (Object id : lis) {
            avIdArr[idx++] = id;
            if (initSelectedID == null)
                initSelectedID = id; // sets first one
            Avatar a = Avatar.getTL(id);
            Image em = new Image(null, medLoc.locate(a.getMedia()));
            em.setWidth("95px");
            em.setHeight("95px");
            em.addClickListener(new ImageClicked());

            if (id.equals(initSelectedID)) {
                em.addStyleName("m-orangeborder5");
                lastSel = em;
            } else
                em.addStyleName("m-greyborder5");
            imgLay.addComponent(em);
        }

        butts = new HorizontalLayout();
        butts.setWidth("100%");
        butts.setSpacing(true);
        mainLayout.addComponent(butts);

        butts.addComponent(sp = new Label());
        sp.setWidth("1px");
        butts.setExpandRatio(sp, 1.0f);

        NativeButton cancelButt = new NativeButton();
        medLoc.decorateCancelButton(cancelButt);
        butts.addComponent(cancelButt);

        NativeButton selectButt = new NativeButton();
        medLoc.decorateSelectButton(selectButt);
        butts.addComponent(selectButt);

        butts.addComponent(sp = new Label(""));
        sp.setWidth("20px");

        mainLayout.addComponent(sp = new Label(""));
        sp.setHeight("1px");
        mainLayout.setExpandRatio(sp, 1.0f);
        ;

        cancelButt.addClickListener(new ClickListener() {
            @Override
            @MmowgliCodeEntry
            public void buttonClick(ClickEvent event) {
                cancelClick();
            }
        });
        selectButt.addClickListener(new ClickListener() {
            @Override
            @MmowgliCodeEntry
            public void buttonClick(ClickEvent event) {
                selectClick();
            }
        });
    }

    private Image lastSel = null;

    @SuppressWarnings("serial")
    class ImageClicked implements MouseEvents.ClickListener {
        @Override
        @MmowgliCodeEntry
        public void click(com.vaadin.event.MouseEvents.ClickEvent event) {
            Image emb = (Image) event.getSource();
            int idx = 0;

            for (int x = 0; x < avIdArr.length; x++)
                if (imgLay.getComponent(x) == emb) {
                    idx = x;
                    break;
                }

            if (lastSel != null) {
                lastSel.removeStyleName("m-orangeborder5");
                lastSel.addStyleName("m-greyborder5");
            }

            emb.removeStyleName("m-greyborder5");
            emb.addStyleName("m-orangeborder5");
            lastSel = emb;
            selectedId = avIdArr[idx];
        }
    }

    private void selectClick() {
        UI.getCurrent().removeWindow(this);
    }

    private void cancelClick() {
        selectedId = null;
        UI.getCurrent().removeWindow(this);
    }

    public Object getSelectedAvatarId() {
        return selectedId;
    }

    public void showButtonPanel(boolean yn) {
        butts.setVisible(yn);
    }
}