edu.nps.moves.mmowgli.modules.actionplans.TextAreaLabelUnion.java Source code

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Here is the source code for edu.nps.moves.mmowgli.modules.actionplans.TextAreaLabelUnion.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.modules.actionplans;

import com.vaadin.event.FieldEvents.FocusEvent;
import com.vaadin.event.FieldEvents.FocusListener;
import com.vaadin.event.LayoutEvents.LayoutClickEvent;
import com.vaadin.event.LayoutEvents.LayoutClickListener;
import com.vaadin.ui.*;
import com.vaadin.ui.themes.Reindeer;

import edu.nps.moves.mmowgli.components.HtmlLabel;
import edu.nps.moves.mmowgli.hibernate.HSess;
import edu.nps.moves.mmowgli.utility.MmowgliLinkInserter;

/**
 * TextAreaLabelUnion.java
 * Created on Jun 27, 2012
 * Modified on Mar 14, 2014
 *
 * MOVES Institute
 * Naval Postgraduate School, Monterey, CA, USA
 * www.nps.edu
 *
 * @author Mike Bailey, jmbailey@nps.edu
 * @version $Id$
 */
class TextAreaLabelUnion extends AbsoluteLayout implements LayoutClickListener {
    private static final long serialVersionUID = 1L;

    TextArea ta;
    Label lab;
    Panel labPan;
    FocusListener fLis;
    int TOPZ = 1, BOTTOMZ = 0;
    boolean readOnly = true;
    VerticalLayout vl;

    TextAreaLabelUnion(TextArea taParam, Label labParam, FocusListener fLis) {
        this(taParam, labParam, fLis, null);
    }

    TextAreaLabelUnion(TextArea taParam, Label labParam, FocusListener fLis, String componentStyle) {
        this.fLis = fLis;

        if (taParam != null)
            ta = taParam;
        else
            ta = new TextArea();
        if (labParam != null)
            lab = labParam;
        else {
            lab = new HtmlLabel();
        }
        vl = new VerticalLayout();
        vl.setSizeFull();

        if (componentStyle == null)
            componentStyle = "m-actionplan-theplan-fields";
        addStyleToComponents(componentStyle);
    }

    public void addStyleToComponents(String s) {
        vl.addStyleName(s); // need this for grey background
        ta.addStyleName(s);
        lab.addStyleName(s);
    }

    public void initGui() {
        addComponent(ta, "top:0px;left:0px");
        ta.setWidth(getWidth(), getWidthUnits());
        ta.setHeight(getHeight(), getHeightUnits());

        labPan = new Panel();
        labPan.setStyleName(Reindeer.PANEL_LIGHT);
        labPan.setContent(vl);
        vl.setMargin(false);
        vl.addComponent(lab);
        vl.addLayoutClickListener(this);
        addComponent(labPan, "top:0px;left:0px");
        labPan.setWidth(getWidth(), getWidthUnits());
        labPan.setHeight(getHeight(), getHeightUnits());
    }

    @Override
    public void layoutClick(LayoutClickEvent event) {
        if (isRo())
            return;

        textAreaTop();
        if (fLis != null)
            fLis.focus(new FocusEvent(ta)); // fake out the listener //todo properly

        ta.focus();
    }

    public void setLabelValueTL(String txt) {
        String escapedTxt = insertBRs(txt);
        lab.setValue(MmowgliLinkInserter.insertLinksTL(escapedTxt, null));
    }

    public void setLabelValueOobTL(String txt) {
        String escapedTxt = insertBRs(txt);
        lab.setValue(MmowgliLinkInserter.insertLinksOob(escapedTxt, null, HSess.get()));
    }

    public void setValueTL(String txt) {
        ta.setValue(txt);
        setLabelValueTL(txt);
    }

    public void setValueOobTL(String txt) {
        ta.setValue(txt);
        setLabelValueOobTL(txt);
    }

    public String getValue() {
        return ta.getValue().toString();
    }

    public void textAreaTop() {
        setZZ(ta);
    }

    public void labelTop() {
        setZZ(lab);
    }

    private void setZZ(Component newtop) {
        if (newtop == ta) {
            getPosition(ta).setZIndex(TOPZ);
            getPosition(labPan).setZIndex(BOTTOMZ);
        } else {
            getPosition(ta).setZIndex(BOTTOMZ);
            getPosition(labPan).setZIndex(TOPZ);
        }
    }

    public boolean isRo() {
        return readOnly;
    }

    public void setRo(boolean wh) {
        readOnly = wh;
        ta.setReadOnly(wh);
    }

    private String RNESC = "<br t='rn'/>";
    private String NESC = "<br t='n'/>";
    private String RESC = "<br t='r'/>";

    private String insertBRs(String s) {
        String ret = s.replace("\r\n", RNESC);
        ret = ret.replace("\n", NESC);
        return ret.replace("\r", RESC);
    }
}