Package com.nexirius.ulc.ulcviewer.viewer

Source Code of com.nexirius.ulc.ulcviewer.viewer.SimpleULCViewer$ModelValueListener

//{HEADER
/**
* This class is part of jnex 'Nexirius Application Framework for Java'
* Copyright (C) Nexirius GmbH, CH-4450 Sissach, Switzerland (www.nexirius.ch)
*
* <p>This library is free software; you can redistribute it and/or<br>
* modify it under the terms of the GNU Lesser General Public<br>
* License as published by the Free Software Foundation; either<br>
* version 2.1 of the License, or (at your option) any later version.</p>
*
* <p>This library is distributed in the hope that it will be useful,<br>
* but WITHOUT ANY WARRANTY; without even the implied warranty of<br>
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU<br>
* Lesser General Public License for more details.</p>
*
* <p>You should have received a copy of the GNU Lesser General Public<br>
* License along with this library; if not, write to the Free Software<br>
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA</p>
* </blockquote>
*
* <p>
* Nexirius GmbH, hereby disclaims all copyright interest in<br>
* the library jnex' 'Nexirius Application Framework for Java' written<br>
* by Marcel Baumann.</p>
*/
//}HEADER
package com.nexirius.ulc.ulcviewer.viewer;

import com.nexirius.framework.datamodel.*;
import com.nexirius.ulc.ulcviewer.ULCViewer;
import com.nexirius.ulc.ulcviewer.ULCViewerFactory;
import com.ulcjava.base.application.ULCComponent;
import com.ulcjava.base.application.ULCLabel;

public class SimpleULCViewer implements ULCViewer {

    private ULCLabel component;
    private SimpleModel model;
    private ModelValueListener modelValueListener;
    private ULCViewerFactory factory;

    public ULCComponent getULCComponent(ULCViewerFactory factory) {
        if (component != null) {
            return component;
        }

        this.factory = factory;
        String text = model.getText();

        if (model.getFlag(ModelFlag.TRANSLATE_VALUE)) {
            text = factory.getClientResource().getLabel(text);
        }

        component = new ULCLabel(text);
        component.setToolTipText(factory.getClientResource().getToolTipText(model.getFieldName()));

        return getULCComponent(factory);
    }

    public boolean isEditor() {
        return true;
    }

    public void setDataModel(Viewable model) {
        this.model = (SimpleModel) model;
        modelValueListener = new ModelValueListener();
        this.model.addSoftDataModelListener(modelValueListener);
    }

    public Viewable getDataModel() {
        return model;
    }

    public void updateModel() throws Exception {
        String text = model.getText();

        if (model.getFlag(ModelFlag.TRANSLATE_VALUE)) {
            text = factory.getClientResource().getLabel(text);
        }
        model.setText(component.getText());
    }

    private class ModelValueListener extends DataModelAdaptor {
        public void dataModelChangeValue(DataModelEvent event) {
            try {
                updateModel();
            } catch (Exception e) {
                e.printStackTrace()//TODO
            }
        }
    }
}
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