package org.kuali.student.common.ui.client.configurable.mvc;

 import org.kuali.student.common.ui.client.widgets.KSLabel;

 import org.kuali.student.common.ui.client.widgets.field.layout.element.MessageKeyInfo;

 import org.kuali.student.core.assembly.data.Metadata;

 import com.google.gwt.user.client.ui.Widget;

 /**

  * Read only (ui) equivalent of FieldDescriptor.

  * @see FieldDescriptor

  * @author Kuali Student Team

  * 

  */

 public class FieldDescriptorReadOnly extends FieldDescriptor{

         public FieldDescriptorReadOnly(String fieldKey, MessageKeyInfo messageKey,

                         Metadata metadata) {

                 super(fieldKey, messageKey, metadata);

         }

         public FieldDescriptorReadOnly(String fieldKey, MessageKeyInfo messageKey,

                         Metadata metadata, Widget widget) {

                 super(fieldKey, messageKey, metadata, widget);

         }

         @Override

         protected Widget createFieldWidget() {

             if (metadata == null) {

                     Widget result = new KSLabel();

                     addStyleToWidget(result);

                     return result;

             } else {

                     Widget result = DefaultWidgetFactory.getInstance().getReadOnlyWidget(metadata);

                     addStyleToWidget(result);

                     return result;

             }

         }

         @Override

         protected void addStyleToWidget(Widget w) {

             if(fieldKey != null && !fieldKey.isEmpty()){

                     String style = this.fieldKey.replaceAll("/", "-");

                     style = style + "readOnly";

                     w.addStyleName(style);

             }

         }

         @Override

     protected void setupField() {

             // do nothing for read-only fields

     }

 }