eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/derivateSearch/DerivateSearchView.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2013 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 package eu.etaxonomy.taxeditor.view.derivateSearch;
  11
  12 import org.eclipse.core.runtime.IProgressMonitor;
  13 import org.eclipse.swt.widgets.Composite;
  14 import org.eclipse.ui.IMemento;
  15 import org.eclipse.ui.part.ViewPart;
  16
  17 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  18 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  19 import eu.etaxonomy.taxeditor.model.IContextListener;
  20 import eu.etaxonomy.taxeditor.store.CdmStore;
  21
  22 /**
  23  * This view allows to search for and filter {@link SpecimenOrObservationBase}s and display
  24  * the results in a list. The results can be selected and opened in an editor.
  25  */
  26 public class DerivateSearchView extends ViewPart implements IContextListener {
  27
  28     public static final String ID = "eu.etaxonomy.taxeditor.view.derivateSearch.DerivateSearchView";
  29     private DerivateSearchCompositeController derivateSearchCompositeController;
  30     private ConversationHolder conversationHolder;
  31
  32     /**
  33      * Constructs a new DerivateSearchView and registers it to listen to context changes
  34      */
  35     public DerivateSearchView() {
  36         CdmStore.getContextManager().addContextListener(this);
  37     }
  38
  39     /* (non-Javadoc)
  40      * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
  41      */
  42     @Override
  43     public void createPartControl(Composite parent) {
  44         derivateSearchCompositeController = new DerivateSearchCompositeController(parent);
  45         getSite().setSelectionProvider(derivateSearchCompositeController.getResultViewer());
  46         derivateSearchCompositeController.setEnabled(CdmStore.isActive());
  47     }
  48
  49     /* (non-Javadoc)
  50      * @see org.eclipse.ui.part.WorkbenchPart#setFocus()
  51      */
  52     @Override
  53     public void setFocus() {
  54         derivateSearchCompositeController.setFocus();
  55         //make sure to bind again if maybe in another view the conversation was unbound
  56         if(getConversationHolder()!=null && !getConversationHolder().isBound()){
  57             getConversationHolder().bind();
  58         }
  59     }
  60
  61     /* (non-Javadoc)
  62      * @see eu.etaxonomy.taxeditor.model.IContextListener#contextAboutToStop(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
  63      */
  64     @Override
  65     public void contextAboutToStop(IMemento memento, IProgressMonitor monitor) {
  66     }
  67
  68     /* (non-Javadoc)
  69      * @see eu.etaxonomy.taxeditor.model.IContextListener#contextStop(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
  70      */
  71     @Override
  72     public void contextStop(IMemento memento, IProgressMonitor monitor) {
  73         derivateSearchCompositeController.setEnabled(false);
  74         derivateSearchCompositeController.reset();
  75     }
  76
  77     /* (non-Javadoc)
  78      * @see eu.etaxonomy.taxeditor.model.IContextListener#contextStart(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
  79      */
  80     @Override
  81     public void contextStart(IMemento memento, IProgressMonitor monitor) {
  82         derivateSearchCompositeController.setEnabled(true);
  83     }
  84
  85     /* (non-Javadoc)
  86      * @see eu.etaxonomy.taxeditor.model.IContextListener#contextRefresh(org.eclipse.core.runtime.IProgressMonitor)
  87      */
  88     @Override
  89     public void contextRefresh(IProgressMonitor monitor) {
  90         initConversation();
  91     }
  92
  93     private void initConversation(){
  94         if(conversationHolder==null){
  95             conversationHolder = CdmStore.createConversation();
  96         }
  97     }
  98
  99     /* (non-Javadoc)
 100      * @see eu.etaxonomy.taxeditor.model.IContextListener#workbenchShutdown(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
 101      */
 102     @Override
 103     public void workbenchShutdown(IMemento memento, IProgressMonitor monitor) {
 104         if(getConversationHolder()!=null){
 105             getConversationHolder().close();
 106         }
 107     }
 108
 109     /**
 110      * @return the conversationHolder
 111      */
 112     public ConversationHolder getConversationHolder() {
 113         if(CdmStore.isActive() && conversationHolder==null){
 114             initConversation();
 115         }
 116         return conversationHolder;
 117     }
 118 }