eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/media/handler/DeleteMediaHandler.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.runtime.Status;
  10 import org.eclipse.jface.dialogs.MessageDialog;
  11 import org.eclipse.jface.viewers.ISelection;
  12 import org.eclipse.jface.viewers.TreePath;
  13 import org.eclipse.jface.viewers.TreeSelection;
  14 import org.eclipse.ui.IEditorInput;
  15 import org.eclipse.ui.IEditorPart;
  16 import org.eclipse.ui.IWorkbenchPart;
  17 import org.eclipse.ui.forms.editor.FormEditor;
  18 import org.eclipse.ui.handlers.HandlerUtil;
  19
  20 import eu.etaxonomy.cdm.api.service.config.MediaDeletionConfigurator;
  21 import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
  22 import eu.etaxonomy.cdm.model.media.ImageFile;
  23 import eu.etaxonomy.cdm.model.taxon.Taxon;
  24 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  25 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  26 import eu.etaxonomy.taxeditor.editor.l10n.Messages;
  27 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  28 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  29 import eu.etaxonomy.taxeditor.ui.dialog.configurator.deleteConfigurator.DeleteConfiguratorDialog;
  30
  31 /**
  32  * <p>DeleteMediaHandler class.</p>
  33  *
  34  * @author p.ciardelli
  35  * @version $Id: $
  36  */
  37 public class DeleteMediaHandler extends AbstractHandler {
  38
  39         /* (non-Javadoc)
  40          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  41          */
  42         /** {@inheritDoc} */
  43         @Override
  44     public Object execute(ExecutionEvent event) throws ExecutionException {
  45                 IWorkbenchPart part = HandlerUtil.getActivePart(event);
  46                 IPostOperationEnabled postOperationEnabled = (part instanceof IPostOperationEnabled) ? (IPostOperationEnabled) part : null;
  47
  48                 IEditorPart editor = HandlerUtil.getActiveEditor(event);
  49                 if (editor instanceof FormEditor) {
  50                         editor = ((FormEditor) editor).getActiveEditor();
  51                 }
  52                 IEditorInput input = editor.getEditorInput();
  53                 if (input instanceof TaxonEditorInput) {
  54                         Taxon taxon = ((TaxonEditorInput) input).getTaxon();
  55
  56                         ISelection selection = HandlerUtil.getCurrentSelection(event);
  57                         if (selection instanceof TreeSelection) {
  58                                 TreePath[] paths = ((TreeSelection) selection).getPaths();
  59
  60                                 int count = paths[0].getSegmentCount();
  61                                 DescriptionElementBase element = null;
  62                                 for (int i = 0; i < count; i++ ) {
  63                                         if (paths[0].getSegment(i) instanceof DescriptionElementBase) {
  64                                                 element = (DescriptionElementBase) paths[0].getSegment(i);
  65                                                 break;
  66                                         }
  67                                 }
  68                                 ImageFile image = (ImageFile) paths[0].getLastSegment();
  69
  70                                 AbstractPostOperation operation = null;
  71                                 // TODO use undo context specific to editor
  72                 MediaDeletionConfigurator config = new MediaDeletionConfigurator();
  73
  74                 DeleteConfiguratorDialog dialog;
  75                 dialog = new DeleteConfiguratorDialog(config, HandlerUtil.getActiveShell(event), Messages.DeleteMediaHandler_CONFIRM,  null,  Messages.DeleteMediaHandler_CONFIRM_MESSAGE, MessageDialog.WARNING, new String[] { Messages.DeleteMediaHandler_DELETE, Messages.DeleteMediaHandler_SKIP }, 0);
  76                 int result_dialog= dialog.open();
  77                 if (result_dialog != Status.OK){
  78                     return null;
  79                 }
  80
  81
  82 //
  83 //                                  if (config.isOnlyRemoveFromGallery()){
  84 //                                      operation = new RemoveImageFromDescriptionElementOperation(event.getCommand().getName(), EditorUtil.getUndoContext(), taxon, image, element, postOperationEnabled);
  85 //                                  }else{
  86 //                                      operation = new DeleteMediaOperation(event.getCommand().getName(), EditorUtil.getUndoContext(), element, image, config, postOperationEnabled);
  87 //                                  }
  88
  89                 EditorUtil.executeOperation(operation);
  90                         }
  91                 }
  92                 return null;
  93         }
  94
  95 }