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

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.taxeditor.ui.element;
  11
  12 import org.eclipse.jface.util.PropertyChangeEvent;
  13 import org.eclipse.swt.SWT;
  14 import org.eclipse.swt.graphics.Color;
  15 import org.eclipse.swt.widgets.Display;
  16 import org.eclipse.swt.widgets.Label;
  17 import org.eclipse.ui.forms.widgets.TableWrapLayout;
  18 import org.joda.time.IllegalFieldValueException;
  19 import org.joda.time.Partial;
  20
  21 import eu.etaxonomy.cdm.model.common.TimePeriod;
  22
  23 /**
  24  * <p>PartialElement class.</p>
  25  *
  26  * @author n.hoffmann
  27  * @created Mar 31, 2010
  28  */
  29 public class PartialElement extends AbstractCdmFormElement implements ISelectable {
  30
  31         private Label label;
  32         private NumberWithLabelElement number_day;
  33         private NumberWithLabelElement number_month;
  34         private NumberWithLabelElement number_year;
  35         private Partial partial;
  36
  37         /**
  38          * <p>Constructor for PartialElement.</p>
  39          *
  40          * @param formFactory a {@link eu.eu.etaxonomy.taxeditor.ui.element.CdmFormFactory} object.
  41          * @param formElement a {@link eu.etaxonomy.taxeditor.ui.element.forms.ICdmFormElement} object.
  42          * @param labelString a {@link java.lang.String} object.
  43          * @param style a int.
  44          */
  45         public PartialElement(CdmFormFactory formFactory,
  46                         ICdmFormElement formElement, String labelString, int style) {
  47                 super(formFactory, formElement);
  48
  49                 TableWrapLayout layout = LayoutConstants.LAYOUT(7, false);
  50                 layout.horizontalSpacing = 5;
  51         formElement.getLayoutComposite().setLayout(layout);
  52
  53                 label = formFactory.createLabel(getLayoutComposite(), labelString);
  54                 addControl(label);
  55
  56                 number_year = formFactory.createNumberTextWithLabelElement(this, "Year", null, style);
  57                 number_year.setLimits(4, 0, 9999);
  58
  59                 number_month = formFactory.createNumberTextWithLabelElement(this, "Month", null, style);
  60                 number_month.setLimits(2, 1, 12);
  61
  62                 number_day = formFactory.createNumberTextWithLabelElement(this, "Day", null, style);
  63                 number_day.setLimits(2, 1, 31);
  64
  65
  66                 formFactory.addPropertyChangeListener(this);
  67         }
  68
  69         /**
  70          * <p>Setter for the field <code>partial</code>.</p>
  71          *
  72          * @param partial a {@link org.joda.time.Partial} object.
  73          */
  74         public void setPartial(Partial partial){
  75                 this.partial = partial;
  76
  77                 if(partial != null){
  78                         number_day.setNumber(TimePeriod.getPartialValue(partial, TimePeriod.DAY_TYPE));
  79                         number_month.setNumber(TimePeriod.getPartialValue(partial, TimePeriod.MONTH_TYPE));
  80                         number_year.setNumber(TimePeriod.getPartialValue(partial, TimePeriod.YEAR_TYPE));
  81                 }
  82         }
  83
  84         /**
  85          * <p>Getter for the field <code>partial</code>.</p>
  86          *
  87          * @return a {@link org.joda.time.Partial} object.
  88          */
  89         public Partial getPartial(){
  90                 return partial;
  91         }
  92
  93         /** {@inheritDoc} */
  94         @Override
  95         public void propertyChange(PropertyChangeEvent event) {
  96                 if(event == null){
  97                         return;
  98                 }
  99
 100                 Object eventSource = event.getSource();
 101
 102                 if(getElements().contains(eventSource)){
 103                         if(event instanceof CdmPropertyChangeEvent){
 104                                 if(((CdmPropertyChangeEvent) event).hasException()){
 105                                         handleException((CdmPropertyChangeEvent) event);
 106                                         return;
 107                                 }
 108                         }
 109                         handleEvent(eventSource);
 110                 }
 111         }
 112
 113         /**
 114          * @param event
 115          */
 116         private void handleException(CdmPropertyChangeEvent event) {
 117                 firePropertyChangeEvent(new CdmPropertyChangeEvent(this, event.getException()));
 118         }
 119
 120         private void handleEvent(Object eventSource){
 121             if (eventSource instanceof NumberWithLabelElement){
 122                         try{
 123                         if(eventSource == number_month && number_month.getException()==null){
 124                                 partial = TimePeriod.setPartialField(partial, number_month.getInteger(), TimePeriod.MONTH_TYPE);
 125                             }else if(eventSource == number_day && number_day.getException()==null){
 126                         partial = TimePeriod.setPartialField(partial, number_day.getInteger(), TimePeriod.DAY_TYPE);
 127                             }else if(eventSource == number_year && number_year.getException()==null){
 128                                 partial = TimePeriod.setPartialField(partial, number_year.getInteger(), TimePeriod.YEAR_TYPE);
 129                             }
 130                         } catch (IndexOutOfBoundsException | IllegalFieldValueException e) {
 131                                 ((NumberWithLabelElement)eventSource).text.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_RED));
 132                         }
 133             }
 134             firePropertyChangeEvent(new CdmPropertyChangeEvent(this, null));
 135         }
 136
 137         /** {@inheritDoc} */
 138         @Override
 139         public void setBackground(Color color) {
 140                 label.setBackground(color);
 141         }
 142
 143         @Override
 144         public void setSelected(boolean selected) {
 145                 setBackground(selected ? SELECTED : getPersistentBackground());
 146         }
 147 }