eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/handler/SingleReadHandler.java

   1 package eu.etaxonomy.taxeditor.editor.view.derivate.handler;
   2
   3 import org.eclipse.core.commands.AbstractHandler;
   4 import org.eclipse.core.commands.ExecutionEvent;
   5 import org.eclipse.core.commands.ExecutionException;
   6 import org.eclipse.jface.util.LocalSelectionTransfer;
   7 import org.eclipse.jface.viewers.ISelection;
   8 import org.eclipse.jface.viewers.TreeNode;
   9 import org.eclipse.ui.IEditorPart;
  10 import org.eclipse.ui.PlatformUI;
  11
  12 import eu.etaxonomy.cdm.api.service.molecular.ISequenceService;
  13 import eu.etaxonomy.cdm.model.molecular.Sequence;
  14 import eu.etaxonomy.cdm.model.molecular.SingleRead;
  15 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  16 import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView;
  17 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  18 import eu.etaxonomy.taxeditor.store.CdmStore;
  19
  20 public class SingleReadHandler extends AbstractHandler {
  21
  22     @Override
  23     public Object execute(ExecutionEvent event) throws ExecutionException {
  24         IEditorPart activeEditor = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor();
  25         ISelection clipBoardSelection = LocalSelectionTransfer.getTransfer().getSelection();
  26         final ISelection selection = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getSelection();
  27         TreeNode clipBoardTreeNode = EditorUtil.getTreeNodeOfSelection(clipBoardSelection);
  28         TreeNode selectedTreeNode = EditorUtil.getTreeNodeOfSelection(selection);
  29         if(activeEditor instanceof DerivateView) {
  30             DerivateView derivateView = (DerivateView)activeEditor;
  31             if(event.getCommand().getId().equals("eu.etaxonomy.taxeditor.editor.derivative.copySingleReadToClipBoard")){
  32                 LocalSelectionTransfer.getTransfer().setSelection(selection);
  33             }
  34             else if(event.getCommand().getId().equals("eu.etaxonomy.taxeditor.editor.derivative.reuseSingleRead")){
  35                 if(activeEditor.isDirty()){
  36                     MessagingUtils.warningDialog(DerivateView.VIEW_HAS_UNSAVED_CHANGES, this, DerivateView.YOU_NEED_TO_SAVE_BEFORE_PERFORMING_THIS_ACTION);
  37                     return null;
  38                 }
  39                 if(clipBoardTreeNode!=null && clipBoardTreeNode.getValue() instanceof SingleRead
  40                         && selectedTreeNode!=null && selectedTreeNode.getValue() instanceof Sequence){
  41                     SingleRead singleRead = (SingleRead)clipBoardTreeNode.getValue();
  42                     Sequence sequence = (Sequence)selectedTreeNode.getValue();
  43                     sequence.addSingleRead(singleRead);
  44                     if(CdmStore.getCurrentSessionManager().isRemoting()){
  45                         CdmStore.getService(ISequenceService.class).merge(sequence);
  46                     }
  47                     else{
  48                         CdmStore.getService(ISequenceService.class).saveOrUpdate(sequence);
  49                     }
  50                     if(activeEditor instanceof DerivateView) {
  51                         derivateView.getConversationHolder().commit();
  52                         derivateView.refreshTree();
  53                         LocalSelectionTransfer.getTransfer().setSelection(null);
  54                     }
  55                 }
  56             }
  57             else if(event.getCommand().getId().equals("eu.etaxonomy.taxeditor.editor.derivative.removeSingleReadFromSequence")){
  58                 if(activeEditor.isDirty()){
  59                     MessagingUtils.warningDialog(DerivateView.VIEW_HAS_UNSAVED_CHANGES, this, DerivateView.YOU_NEED_TO_SAVE_BEFORE_PERFORMING_THIS_ACTION);
  60                     return null;
  61                 }
  62                 if(selectedTreeNode!=null && selectedTreeNode.getParent()!=null &&
  63                         selectedTreeNode.getValue() instanceof SingleRead && selectedTreeNode.getParent().getValue() instanceof Sequence) {
  64                     Sequence sequence = (Sequence) selectedTreeNode.getParent().getValue();
  65                     sequence.removeSingleRead((SingleRead) selectedTreeNode.getValue());
  66                     if(CdmStore.getCurrentSessionManager().isRemoting()){
  67                         CdmStore.getService(ISequenceService.class).merge(sequence);
  68                     }
  69                     else{
  70                         CdmStore.getService(ISequenceService.class).saveOrUpdate(sequence);
  71                     }
  72                     if(activeEditor instanceof DerivateView) {
  73                         derivateView.getConversationHolder().commit();
  74                         derivateView.refreshTree();
  75                     }
  76                 }
  77             }
  78             derivateView.updateLabelCache();
  79             derivateView.refreshTree();
  80         }
  81         return null;
  82     }
  83
  84 }