eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/media/handler/AddImageGalleryHandler.java

   1 /**
   2  *
   3  */
   4 package eu.etaxonomy.taxeditor.editor.view.media.handler;
   5
   6 import org.eclipse.core.commands.AbstractHandler;
   7 import org.eclipse.core.commands.ExecutionEvent;
   8 import org.eclipse.core.commands.ExecutionException;
   9 import org.eclipse.core.commands.common.NotDefinedException;
  10 import org.eclipse.jface.viewers.ISelection;
  11 import org.eclipse.jface.viewers.IStructuredSelection;
  12 import org.eclipse.jface.viewers.TreeNode;
  13 import org.eclipse.ui.IEditorInput;
  14 import org.eclipse.ui.IEditorPart;
  15 import org.eclipse.ui.IWorkbenchPart;
  16 import org.eclipse.ui.handlers.HandlerUtil;
  17
  18 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
  19 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  20 import eu.etaxonomy.cdm.model.taxon.Taxon;
  21 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  22 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditor;
  23 import eu.etaxonomy.taxeditor.bulkeditor.BulkEditorUtil;
  24 import eu.etaxonomy.taxeditor.bulkeditor.input.OccurrenceEditorInput;
  25 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  26 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  27 import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView;
  28 import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateViewEditorInput;
  29 import eu.etaxonomy.taxeditor.editor.view.descriptive.DescriptiveViewPart;
  30 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.AddDerivedUnitFacadeMediaOperation;
  31 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateSpecimenDescriptionOperation;
  32 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateTaxonDescriptionOperation;
  33 import eu.etaxonomy.taxeditor.editor.view.media.MediaViewPart;
  34 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  35 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  36 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  37 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  38
  39 /**
  40  * <p>AddImageGalleryHandler class.</p>
  41  *
  42  * @author p.ciardelli
  43  * @version $Id: $
  44  */
  45 public class AddImageGalleryHandler extends AbstractHandler {
  46
  47         /* (non-Javadoc)
  48          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  49          */
  50         /** {@inheritDoc} */
  51         @Override
  52     public Object execute(ExecutionEvent event) throws ExecutionException {
  53
  54                 IWorkbenchPart part = HandlerUtil.getActivePart(event);
  55                 IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
  56
  57
  58                 IEditorPart editor = HandlerUtil.getActiveEditor(event);
  59                 IEditorInput input = editor.getEditorInput();
  60
  61                 if (input instanceof TaxonEditorInput) {
  62                         Taxon taxon = ((TaxonEditorInput) input).getTaxon();
  63                         AbstractPostOperation<?> operation;
  64                         try {
  65                                 // TODO use undo context specific to editor
  66                                 operation = new CreateTaxonDescriptionOperation(event.getCommand().getName(),
  67                                                 EditorUtil.getUndoContext(), taxon, postOperationEnabled, true);
  68                                 AbstractUtility.executeOperation(operation);
  69                         } catch (NotDefinedException e) {
  70                                 MessagingUtils.warn(getClass(), "Command name not set.");
  71                         }
  72                 }
  73                 else if(input instanceof OccurrenceEditorInput){
  74                     BulkEditor bulkEditor = (BulkEditor) editor;
  75                     ISelection selection = bulkEditor.getSelectionProvider().getSelection();
  76                     invokeOperation(event, postOperationEnabled, selection);
  77                 }
  78                 else if(input instanceof DerivateViewEditorInput){
  79                     ISelection selection = ((DerivateView)editor).getSelection();
  80                     invokeOperation(event, postOperationEnabled, selection);
  81                 } else if(part instanceof MediaViewPart){
  82                     Object viewerInput = ((MediaViewPart)part).getViewer().getInput();
  83
  84                     if(viewerInput instanceof Taxon){
  85                         Taxon taxon = HibernateProxyHelper.deproxy(viewerInput, Taxon.class);
  86                         AbstractPostOperation<?> operation;
  87                                 try {
  88                                         // TODO use undo context specific to editor
  89                                         operation = new CreateTaxonDescriptionOperation(event.getCommand().getName(),
  90                                                         EditorUtil.getUndoContext(), taxon, postOperationEnabled, true);
  91                                         AbstractUtility.executeOperation(operation);
  92                                 } catch (NotDefinedException e) {
  93                                         MessagingUtils.warn(getClass(), "Command name not set.");
  94                                 }
  95
  96                     }
  97                 }
  98
  99                 return null;
 100         }
 101
 102     /**
 103      * @param event
 104      * @param postOperationEnabled
 105      * @param selection
 106      */
 107     private void invokeOperation(ExecutionEvent event, IPostOperationEnabled postOperationEnabled, ISelection selection) {
 108         if(selection instanceof IStructuredSelection){
 109             Object element = ((IStructuredSelection) selection).getFirstElement();
 110             if(element instanceof TreeNode){
 111                 element = ((TreeNode) element).getValue();
 112             }
 113             if(element instanceof SpecimenOrObservationBase<?>){
 114                 try {
 115                     AbstractPostOperation<?> operation = new AddDerivedUnitFacadeMediaOperation(event.getCommand().getName(),
 116                             BulkEditorUtil.getUndoContext(), (SpecimenOrObservationBase<?>)element, postOperationEnabled);
 117                     AbstractUtility.executeOperation(operation);
 118                 } catch (NotDefinedException e) {
 119                     MessagingUtils.warn(getClass(), "Command name not set.");
 120                 }
 121             }
 122         }
 123     }
 124
 125 }