eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/element/DateDetailSection.java

   1 // $Id$
   2 /**
   3  * Copyright (C) 2007 EDIT
   4  * European Distributed Institute of Taxonomy
   5  * http://www.e-taxonomy.eu
   6  *
   7  * The contents of this file are subject to the Mozilla Public License Version 1.1
   8  * See LICENSE.TXT at the top of this package for the full license terms.
   9  */
  10
  11 package eu.etaxonomy.taxeditor.ui.element;
  12
  13 import org.eclipse.jface.util.PropertyChangeEvent;
  14 import org.eclipse.swt.widgets.Text;
  15 import org.joda.time.Partial;
  16
  17 import eu.etaxonomy.cdm.common.CdmUtils;
  18 import eu.etaxonomy.cdm.model.common.TimePeriod;
  19 import eu.etaxonomy.cdm.strategy.parser.TimePeriodParser;
  20 import eu.etaxonomy.taxeditor.ui.campanula.compatibility.ICdmFormElement;
  21
  22 /**
  23  * <p>
  24  * DateDetailSection class.
  25  * </p>
  26  *
  27  * @author n.hoffmann
  28  * @created Mar 31, 2010
  29  * @version 1.0
  30  */
  31 public class DateDetailSection extends AbstractFormSection<TimePeriod> {
  32
  33         private final TextWithLabelElement text_freeText;
  34         private final PartialElement partialElement_start;
  35         private final PartialElement partialElement_end;
  36         private final TextWithLabelElement text_parseText;
  37         private int cursorPosition;
  38
  39         /**
  40          * <p>
  41          * Constructor for DateDetailSection.
  42          * </p>
  43          *
  44          * @param formFactory
  45          *            a {@link eu.etaxonomy.taxeditor.ui.element.CdmFormFactory}
  46          *            object.
  47          * @param parentElement
  48          *            a {@link eu.etaxonomy.taxeditor.ui.element.ICdmFormElement}
  49          *            object.
  50          * @param style
  51          *            a int.
  52          */
  53         protected DateDetailSection(CdmFormFactory formFactory,
  54                         ICdmFormElement parentElement, int style) {
  55                 super(formFactory, parentElement, style);
  56
  57                 partialElement_start = formFactory.createPartialElement(this,
  58                                 "Start: ", null, style);
  59                 partialElement_end = formFactory.createPartialElement(this, "End: ",
  60                                 null, style);
  61
  62                 text_parseText = formFactory.createTextWithLabelElement(this, "Parse",
  63                                 null, style);
  64                 text_parseText.getMainControl().setLayoutData(
  65                                 LayoutConstants.FILL_HORIZONTALLY(6, 1));
  66
  67                 text_freeText = formFactory.createTextWithLabelElement(this,
  68                                 "Freetext", null, style);
  69                 text_freeText.getMainControl().setLayoutData(
  70                                 LayoutConstants.FILL_HORIZONTALLY(6, 1));
  71
  72                 formFactory.addPropertyChangeListener(this);
  73         }
  74
  75         @Override
  76         public TimePeriod getEntity() {
  77                 if(super.getEntity() == null){
  78                         setEntity(TimePeriod.NewInstance());
  79                 }
  80                 return super.getEntity();
  81         }
  82
  83         /**
  84          * <p>
  85          * Setter for the field <code>timePeriod</code>.
  86          * </p>
  87          *
  88          * @param timePeriod
  89          *            a {@link eu.etaxonomy.cdm.model.common.TimePeriod} object.
  90          */
  91         @Override
  92         public void setEntity(TimePeriod timePeriod) {
  93                 setEntityInternally(timePeriod);
  94                 updateTitle();
  95                 text_parseText.setText(timePeriod.toString());
  96         }
  97
  98         /**
  99          * When setting the entity through parsing we do not want to alter the parse field
 100          * @param timePeriod
 101          */
 102         private void setEntityInternally(TimePeriod timePeriod){
 103                 Partial start = timePeriod.getStart();
 104                 partialElement_start.setPartial(start);
 105                 Partial end = timePeriod.getEnd();
 106                 partialElement_end.setPartial(end);
 107
 108                 ((Text) text_parseText.getMainControl()).setSelection(cursorPosition);
 109                 text_freeText.setText(timePeriod.getFreeText());
 110
 111                 super.setEntity(timePeriod);
 112         }
 113
 114         /** {@inheritDoc} */
 115         @Override
 116         public void propertyChange(PropertyChangeEvent event) {
 117                 if (event == null) {
 118                         return;
 119                 }
 120                 Object eventSource = event.getSource();
 121
 122                 if (getElements().contains(eventSource)) {
 123                         if (event instanceof CdmPropertyChangeEvent) {
 124                                 if (((CdmPropertyChangeEvent) event).hasException()) {
 125                                         handleException((CdmPropertyChangeEvent) event);
 126                                         return;
 127                                 }
 128                         }
 129                         handleEvent(eventSource);
 130                 }
 131         }
 132
 133         /**
 134          * @param event
 135          */
 136         private void handleException(CdmPropertyChangeEvent event) {
 137                 firePropertyChangeEvent(new CdmPropertyChangeEvent(this,
 138                                 event.getException()));
 139         }
 140
 141         private void handleEvent(Object eventSource) {
 142                 if (eventSource == partialElement_start) {
 143                         Partial start = partialElement_start.getPartial();
 144                         getEntity().setStart(start);
 145                 } else if (eventSource == partialElement_end) {
 146                         Partial end = partialElement_end.getPartial();
 147                         getEntity().setEnd(end);
 148                 } else if (eventSource == text_parseText) {
 149                         cursorPosition = ((Text) text_parseText.getMainControl())
 150                                         .getCaretPosition();
 151                         setEntityInternally(TimePeriodParser.parseString(text_parseText.getText()));
 152                 } else if (eventSource == text_freeText) {
 153                         getEntity().setFreeText(text_freeText.getText());
 154                 }
 155                 updateTitle();
 156                 firePropertyChangeEvent(new CdmPropertyChangeEvent(this, null));
 157         }
 158
 159         private void updateTitle(){
 160                 String title = CdmUtils.Nz(getEntity().toString());
 161                 this.setText(title);
 162                 layout();
 163         }
 164
 165         /*
 166          * (non-Javadoc)
 167          *
 168          * @see eu.etaxonomy.taxeditor.forms.AbstractFormSection#dispose()
 169          */
 170         /** {@inheritDoc} */
 171         @Override
 172         public void dispose() {
 173                 formFactory.removePropertyChangeListener(this);
 174                 super.dispose();
 175         }
 176
 177 }