taxeditor-editor/src/main/java/eu/etaxonomy/taxeditor/editor/newWizard/ExternalReferenceServiceWizardPage.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.editor.newWizard;
  12
  13 import java.util.List;
  14
  15 import org.apache.log4j.Logger;
  16 import org.eclipse.jface.viewers.ISelectionChangedListener;
  17 import org.eclipse.jface.viewers.IStructuredContentProvider;
  18 import org.eclipse.jface.viewers.IStructuredSelection;
  19 import org.eclipse.jface.viewers.LabelProvider;
  20 import org.eclipse.jface.viewers.ListViewer;
  21 import org.eclipse.jface.viewers.SelectionChangedEvent;
  22 import org.eclipse.jface.viewers.Viewer;
  23 import org.eclipse.jface.wizard.WizardPage;
  24 import org.eclipse.swt.SWT;
  25 import org.eclipse.swt.events.SelectionEvent;
  26 import org.eclipse.swt.events.SelectionListener;
  27 import org.eclipse.swt.widgets.Button;
  28 import org.eclipse.swt.widgets.Composite;
  29 import org.eclipse.swt.widgets.Text;
  30
  31 import eu.etaxonomy.cdm.api.application.ICdmApplicationConfiguration;
  32 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  33 import eu.etaxonomy.cdm.ext.ipni.IIpniService;
  34 import eu.etaxonomy.cdm.ext.ipni.IpniService;
  35 import eu.etaxonomy.cdm.model.reference.ReferenceBase;
  36 import eu.etaxonomy.taxeditor.forms.CdmFormFactory;
  37 import eu.etaxonomy.taxeditor.store.CdmStore;
  38
  39 /**
  40  * <p>ExternalReferenceServiceWizardPage class.</p>
  41  *
  42  * @author n.hoffmann
  43  * @created Sep 16, 2010
  44  * @version 1.0
  45  */
  46 public class ExternalReferenceServiceWizardPage extends WizardPage implements SelectionListener, ISelectionChangedListener {
  47
  48
  49         private static final Logger logger = Logger
  50                         .getLogger(ExternalReferenceServiceWizardPage.class);
  51         private ConversationHolder conversation;
  52         private CdmFormFactory formFactory;
  53         private ReferenceBase entity;
  54         private Composite control;
  55         private ListViewer viewer;
  56
  57         private IIpniService ipniService;
  58         private Text text_query;
  59         private Button button_search;
  60
  61         /**
  62          * <p>Constructor for ExternalReferenceServiceWizardPage.</p>
  63          *
  64          * @param formFactory a {@link eu.etaxonomy.taxeditor.forms.CdmFormFactory} object.
  65          * @param conversation a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.
  66          * @param entity a {@link eu.etaxonomy.cdm.model.reference.ReferenceBase} object.
  67          */
  68         protected ExternalReferenceServiceWizardPage(CdmFormFactory formFactory, ConversationHolder conversation, ReferenceBase entity) {
  69                 super("ExternalReferenceServiceWizardPage");
  70                 this.formFactory = formFactory;
  71                 this.entity = entity;
  72                 this.conversation = conversation;
  73                 ipniService = new IpniService();
  74
  75                 setDescription("Query IPNI service for references");
  76         }
  77
  78         /* (non-Javadoc)
  79          * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
  80          */
  81         /** {@inheritDoc} */
  82         @Override
  83         public void createControl(Composite parent) {
  84                 control = formFactory.createComposite(parent);
  85
  86                 control.setLayout(CdmFormFactory.LAYOUT(2, false));
  87
  88                 text_query = new Text(control, SWT.SINGLE | SWT.BORDER);
  89                 text_query.setLayoutData(CdmFormFactory.FILL_HORIZONTALLY());
  90
  91                 button_search = new Button(control, SWT.PUSH);
  92                 button_search.setLayoutData(CdmFormFactory.RIGHT());
  93                 button_search.setText("Search");
  94
  95                 button_search.addSelectionListener(this);
  96
  97                 viewer = new ListViewer(control);
  98                 viewer.getControl().setLayoutData(CdmFormFactory.FILL_HORIZONTALLY(2,1));
  99
 100                 viewer.setContentProvider(new IStructuredContentProvider(){
 101
 102                         @Override
 103                         public Object[] getElements(Object inputElement) {
 104                                 if(inputElement instanceof List){
 105                                         return ((List) inputElement).toArray();
 106                                 }
 107                                 return null;
 108                         }
 109
 110                         @Override
 111                         public void inputChanged(Viewer viewer, Object oldInput,
 112                                         Object newInput) {}
 113
 114                         @Override
 115                         public void dispose() {}
 116
 117                 });
 118                 viewer.setLabelProvider(new LabelProvider(){
 119                         @Override
 120                         public String getText(Object element) {
 121                                 if(element instanceof ReferenceBase){
 122                                         return ((ReferenceBase) element).getTitleCache();
 123                                 }
 124                                 return "Element is not a reference";
 125                         }
 126                 });
 127
 128                 viewer.addSelectionChangedListener(this);
 129
 130                 setControl(control);
 131         }
 132
 133         /** {@inheritDoc} */
 134         @Override
 135         public void widgetSelected(SelectionEvent e) {
 136                 String query = text_query.getText();
 137                 List<ReferenceBase> publications = ipniService.getPublications(query, null, (ICdmApplicationConfiguration) CdmStore.getCurrentApplicationController(), null);
 138                 viewer.setInput(publications);
 139         }
 140
 141         /** {@inheritDoc} */
 142         @Override
 143         public void widgetDefaultSelected(SelectionEvent e) {}
 144
 145         /** {@inheritDoc} */
 146         @Override
 147         public void selectionChanged(SelectionChangedEvent event) {
 148                 IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
 149
 150                 ReferenceBase selectedReference = (ReferenceBase) selection.getFirstElement();
 151                 if(selectedReference != null){
 152                         ((AbstractNewEntityWizard) getWizard()).setEntity(selectedReference);
 153                 }
 154         }
 155
 156
 157 }