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.TableWrapData;
  18 import org.eclipse.ui.forms.widgets.TableWrapLayout;
  19 import org.joda.time.IllegalFieldValueException;
  20 import org.joda.time.Partial;
  21
  22 import eu.etaxonomy.cdm.model.common.TimePeriod;
  23 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  24 import eu.etaxonomy.taxeditor.preference.Resources;
  25
  26 /**
  27  * <p>PartialElement class.</p>
  28  *
  29  * @author n.hoffmann
  30  * @created Mar 31, 2010
  31  */
  32 public class PartialElement extends AbstractCdmFormElement implements ISelectable, IEnableableFormElement {
  33
  34         private Label label;
  35         private FloatWithLabelElement number_day;
  36         private FloatWithLabelElement number_month;
  37         private FloatWithLabelElement number_year = null;
  38         private Partial partial;
  39         private boolean isEnabled;
  40
  41         public PartialElement(CdmFormFactory formFactory,
  42             ICdmFormElement formElement, String labelString, int style){
  43             this(formFactory, formElement, labelString, style, true);
  44         }
  45
  46         /**
  47          * <p>Constructor for PartialElement.</p>
  48          *
  49          * @param formFactory a {@link eu.eu.etaxonomy.taxeditor.ui.element.CdmFormFactory} object.
  50          * @param formElement a {@link eu.etaxonomy.taxeditor.ui.element.forms.ICdmFormElement} object.
  51          * @param labelString a {@link java.lang.String} object.
  52          * @param style a int.
  53          */
  54         public PartialElement(CdmFormFactory formFactory,
  55                         ICdmFormElement formElement, String labelString, int style, boolean showYear) {
  56                 super(formFactory, formElement);
  57
  58                 int rows = 5;
  59                 if (showYear){
  60                     rows = 7;
  61                 }
  62                 TableWrapLayout layout = LayoutConstants.LAYOUT(rows, false);
  63 //              layout.verticalSpacing = 7;
  64                 layout.horizontalSpacing = 7;
  65
  66                 formElement.getLayoutComposite().setLayout(layout);
  67
  68                 TableWrapData layoutLable = new TableWrapData();
  69                 layoutLable.valign = TableWrapData.MIDDLE;
  70
  71                 label = formFactory.createLabel(getLayoutComposite(), labelString);
  72                 label.setLayoutData(layoutLable);
  73                 addControl(label);
  74
  75                 if (showYear){
  76                     number_year = formFactory.createFloatTextWithLabelElement(this, "Year", null, style);
  77                     number_year.setLimits(4, 0, 9999);
  78                 }
  79
  80
  81                 number_month = formFactory.createFloatTextWithLabelElement(this, "Month", null, style);
  82                 number_month.setLimits(2, 1, 12);
  83
  84                 number_day = formFactory.createFloatTextWithLabelElement(this, "Day", null, style);
  85                 number_day.setLimits(2, 1, 31);
  86
  87
  88                 formFactory.addPropertyChangeListener(this);
  89         }
  90
  91         /**
  92          * <p>Setter for the field <code>partial</code>.</p>
  93          *
  94          * @param partial a {@link org.joda.time.Partial} object.
  95          */
  96         public void setPartial(Partial partial){
  97                 this.partial = partial;
  98
  99                 if(partial != null){
 100                         number_day.setNumber(TimePeriod.getPartialValue(partial, TimePeriod.DAY_TYPE));
 101                         number_month.setNumber(TimePeriod.getPartialValue(partial, TimePeriod.MONTH_TYPE));
 102                         if (number_year != null) {
 103                 number_year.setNumber(TimePeriod.getPartialValue(partial, TimePeriod.YEAR_TYPE));
 104             }
 105                 }
 106                 else{
 107                     number_day.setNumber(null);
 108                     number_month.setNumber(null);
 109                     if (number_year != null) {
 110                         number_year.setNumber(null);
 111                     }
 112                 }
 113         }
 114
 115         /**
 116          * <p>Getter for the field <code>partial</code>.</p>
 117          *
 118          * @return a {@link org.joda.time.Partial} object.
 119          */
 120         public Partial getPartial(){
 121                 return partial;
 122         }
 123
 124         /** {@inheritDoc} */
 125         @Override
 126         public void propertyChange(PropertyChangeEvent event) {
 127                 if(event == null){
 128                         return;
 129                 }
 130
 131                 Object eventSource = event.getSource();
 132
 133                 if(getElements().contains(eventSource)){
 134                         if(event instanceof CdmPropertyChangeEvent){
 135                                 if(((CdmPropertyChangeEvent) event).hasException()){
 136                                         handleException((CdmPropertyChangeEvent) event);
 137                                         return;
 138                                 }
 139                         }
 140                         handleEvent(eventSource);
 141                 }
 142         }
 143
 144         /**
 145          * @param event
 146          */
 147         private void handleException(CdmPropertyChangeEvent event) {
 148                 firePropertyChangeEvent(new CdmPropertyChangeEvent(this, event.getException()));
 149         }
 150
 151         private void handleEvent(Object eventSource){
 152             if (eventSource instanceof NumberWithLabelElement){
 153                         try{
 154                         if(eventSource == number_month && number_month.getException()==null){
 155                                 partial = TimePeriod.setPartialField(partial, number_month.getInteger(), TimePeriod.MONTH_TYPE);
 156                             }else if(eventSource == number_day && number_day.getException()==null){
 157                         partial = TimePeriod.setPartialField(partial, number_day.getInteger(), TimePeriod.DAY_TYPE);
 158                             }else if(eventSource == number_year && number_year.getException()==null){
 159                                 partial = TimePeriod.setPartialField(partial, number_year.getInteger(), TimePeriod.YEAR_TYPE);
 160                             }
 161                         } catch (IndexOutOfBoundsException | IllegalFieldValueException e) {
 162                                 ((NumberWithLabelElement)eventSource).text.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_RED));
 163                         }
 164             }
 165             firePropertyChangeEvent(new CdmPropertyChangeEvent(this, null));
 166         }
 167
 168         /** {@inheritDoc} */
 169         @Override
 170         public void setBackground(Color color) {
 171                 label.setBackground(color);
 172         }
 173
 174         @Override
 175         public void setSelected(boolean selected) {
 176                 setBackground(selected ? SELECTED : getPersistentBackground());
 177         }
 178
 179         @Override
 180     public void setEnabled(boolean enabled){
 181             this.number_day.setEnabled(enabled);
 182             this.number_month.setEnabled(enabled);
 183             if (number_year != null){
 184                 this.number_year.setEnabled(enabled);
 185             }
 186             if (!enabled){
 187                 if (number_year != null){
 188                     this.number_year.getMainControl().setBackground(AbstractUtility.getColor(Resources.COLOR_TEXT_DISABLED_BACKGROUND));
 189                 }
 190                 this.number_month.getMainControl().setBackground(AbstractUtility.getColor(Resources.COLOR_TEXT_DISABLED_BACKGROUND));
 191                 this.number_day.getMainControl().setBackground(AbstractUtility.getColor(Resources.COLOR_TEXT_DISABLED_BACKGROUND));
 192             }else{
 193                 if (number_year != null){
 194                     this.number_year.getMainControl().setBackground(getPersistentBackground());
 195                 }
 196             this.number_month.getMainControl().setBackground(getPersistentBackground());
 197             this.number_day.getMainControl().setBackground(getPersistentBackground());
 198             }
 199         }
 200
 201     /**
 202      *
 203      */
 204     public void setAllNull() {
 205         this.number_day.setNumber(null);
 206         this.number_month.setNumber(null);
 207         if (number_year != null){
 208             this.number_year.setNumber(null);
 209         }
 210
 211     }
 212
 213     @Override
 214     public boolean isEnabled() {
 215          return isEnabled;
 216     }
 217 }