eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/DerivateView.java

   1 package eu.etaxonomy.taxeditor.editor.view.derivate;
   2
   3 import java.util.Collection;
   4 import java.util.HashSet;
   5 import java.util.Map.Entry;
   6 import java.util.Set;
   7
   8 import org.eclipse.core.runtime.IProgressMonitor;
   9 import org.eclipse.jface.action.MenuManager;
  10 import org.eclipse.jface.util.LocalSelectionTransfer;
  11 import org.eclipse.jface.viewers.AbstractTreeViewer;
  12 import org.eclipse.jface.viewers.StructuredSelection;
  13 import org.eclipse.jface.viewers.TreeNode;
  14 import org.eclipse.jface.viewers.TreeViewer;
  15 import org.eclipse.swt.SWT;
  16 import org.eclipse.swt.dnd.DND;
  17 import org.eclipse.swt.dnd.Transfer;
  18 import org.eclipse.swt.widgets.Composite;
  19 import org.eclipse.swt.widgets.Control;
  20 import org.eclipse.swt.widgets.Menu;
  21 import org.eclipse.swt.widgets.Tree;
  22 import org.eclipse.ui.IEditorInput;
  23 import org.eclipse.ui.IEditorPart;
  24 import org.eclipse.ui.IEditorSite;
  25 import org.eclipse.ui.PartInitException;
  26 import org.eclipse.ui.part.EditorPart;
  27
  28 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  29 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  30 import eu.etaxonomy.cdm.api.service.molecular.ISequenceService;
  31 import eu.etaxonomy.cdm.model.molecular.Sequence;
  32 import eu.etaxonomy.cdm.model.molecular.SingleRead;
  33 import eu.etaxonomy.cdm.model.occurrence.FieldUnit;
  34 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  35 import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
  36 import eu.etaxonomy.taxeditor.model.IDirtyMarkableSelectionProvider;
  37 import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
  38 import eu.etaxonomy.taxeditor.model.IPartContentHasFactualData;
  39 import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
  40 import eu.etaxonomy.taxeditor.store.CdmStore;
  41 import eu.etaxonomy.taxeditor.view.derivateSearch.DerivateLabelProvider;
  42
  43 /**
  44  * Displays the derivate hierarchy of all derivates having one single {@link FieldUnit} as root.
  45  *
  46  */
  47 public class DerivateView extends EditorPart implements IPartContentHasFactualData, IDirtyMarkableSelectionProvider, IConversationEnabled, IPartContentHasDetails, IPartContentHasSupplementalData {
  48
  49         public static final String ID = "eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView";
  50
  51         private ConversationHolder conversation;
  52
  53         private TreeViewer viewer;
  54
  55     private boolean isDirty;
  56
  57     private final int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
  58
  59     private DerivateLabelProvider labelProvider;
  60
  61     /* (non-Javadoc)
  62      * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
  63      */
  64     @Override
  65     public void createPartControl(Composite parent) {
  66         viewer = new TreeViewer(new Tree(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION));
  67         viewer.setContentProvider(new DerivateContentProvider());
  68         labelProvider = new DerivateLabelProvider();
  69         viewer.setLabelProvider(labelProvider);
  70         viewer.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS);
  71         // Propagate selection from viewer
  72         getSite().setSelectionProvider(viewer);
  73
  74         //create context menu
  75         MenuManager menuManager = new MenuManager();
  76         getSite().registerContextMenu(menuManager, viewer);
  77         Control control = viewer.getControl();
  78         Menu menu = menuManager.createContextMenu(control);
  79         control.setMenu(menu);
  80
  81         labelProvider.setMultiLinkSingleReads(getMultiLinkSingleReads());
  82         IEditorInput editorInput = getEditorInput();
  83         viewer.setInput(editorInput);
  84         if(editorInput instanceof DerivateViewEditorInput){
  85             SpecimenOrObservationBase<?> specimen = ((DerivateViewEditorInput) editorInput).getDerivate();
  86             SpecimenOrObservationBase<?> rootElement = ((DerivateViewEditorInput) editorInput).getRootElement();
  87             setPartName(rootElement.toString());
  88             viewer.setSelection(new StructuredSelection(new TreeNode(specimen)));
  89         }
  90
  91         //add drag'n'drop support
  92         Transfer[] transfers = new Transfer[] {LocalSelectionTransfer.getTransfer(),};
  93         viewer.addDragSupport(dndOperations, transfers, new DerivateDragListener(viewer));
  94         viewer.addDropSupport(dndOperations, transfers, new DerivateDropListener(this));
  95     }
  96
  97     /* (non-Javadoc)
  98      * @see org.eclipse.ui.part.EditorPart#doSave(org.eclipse.core.runtime.IProgressMonitor)
  99      */
 100     @Override
 101     public void doSave(IProgressMonitor monitor) {
 102         monitor.beginTask("Saving Derivates", 3);
 103         if (!conversation.isBound()) {
 104             conversation.bind();
 105         }
 106         monitor.worked(1);
 107
 108         // commit the conversation and start a new transaction immediately
 109         conversation.commit(true);
 110         monitor.worked(1);
 111
 112         this.setDirty(false);
 113         monitor.worked(1);
 114         monitor.done();
 115         firePropertyChange(PROP_DIRTY);
 116         update();
 117     }
 118
 119     /* (non-Javadoc)
 120      * @see org.eclipse.ui.part.EditorPart#doSaveAs()
 121      */
 122     @Override
 123     public void doSaveAs() {
 124         // TODO Auto-generated method stub
 125
 126     }
 127
 128     /* (non-Javadoc)
 129      * @see org.eclipse.ui.part.EditorPart#getTitleToolTip()
 130      */
 131     @Override
 132     public String getTitleToolTip() {
 133         return "Derivate View";
 134     }
 135
 136     /* (non-Javadoc)
 137      * @see org.eclipse.ui.part.EditorPart#init(org.eclipse.ui.IEditorSite, org.eclipse.ui.IEditorInput)
 138      */
 139     @Override
 140     public void init(IEditorSite site, IEditorInput input) throws PartInitException {
 141         setSite(site);
 142         setInput(input);
 143         if(input instanceof DerivateViewEditorInput){
 144             conversation = ((DerivateViewEditorInput) input).getConversationHolder();
 145         }
 146     }
 147
 148     /* (non-Javadoc)
 149      * @see org.eclipse.ui.part.EditorPart#isDirty()
 150      */
 151     @Override
 152     public boolean isDirty() {
 153         return isDirty;
 154     }
 155
 156     /**
 157      * @param isDirty the isDirty to set
 158      */
 159     public void setDirty(boolean isDirty) {
 160         this.isDirty = isDirty;
 161     }
 162
 163     /* (non-Javadoc)
 164      * @see org.eclipse.ui.part.EditorPart#isSaveAsAllowed()
 165      */
 166     @Override
 167     public boolean isSaveAsAllowed() {
 168         // TODO Auto-generated method stub
 169         return false;
 170     }
 171
 172
 173     /* (non-Javadoc)
 174      * @see org.eclipse.ui.part.WorkbenchPart#setFocus()
 175      */
 176     @Override
 177     public void setFocus() {
 178         //make sure to bind again if maybe in another view the conversation was unbound
 179         if(!conversation.isBound()){
 180             conversation.bind();
 181         }
 182     }
 183
 184     /* (non-Javadoc)
 185      * @see eu.etaxonomy.cdm.persistence.hibernate.ICdmPostDataChangeObserver#update(eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap)
 186      */
 187     @Override
 188     public void update(CdmDataChangeMap changeEvents) {
 189         // TODO Auto-generated method stub
 190
 191     }
 192
 193     /* (non-Javadoc)
 194      * @see eu.etaxonomy.cdm.api.conversation.IConversationEnabled#getConversationHolder()
 195      */
 196     @Override
 197     public ConversationHolder getConversationHolder() {
 198         return conversation;
 199     }
 200
 201     /**
 202      * @return the viewer
 203      */
 204     public TreeViewer getViewer() {
 205         return viewer;
 206     }
 207
 208     /* (non-Javadoc)
 209      * @see eu.etaxonomy.taxeditor.model.IDirtyMarkableSelectionProvider#changed(java.lang.Object)
 210      */
 211     @Override
 212     public void changed(Object element) {
 213         setDirty(true);
 214         firePropertyChange(IEditorPart.PROP_DIRTY);
 215     }
 216
 217     /**
 218      * Updates the derivate hierarchy tree
 219      */
 220     public void update(){
 221         labelProvider.setMultiLinkSingleReads(getMultiLinkSingleReads());
 222         viewer.setInput(getEditorInput());
 223     }
 224
 225     /**
 226      * @return
 227      */
 228     private Set<SingleRead> getMultiLinkSingleReads() {
 229         Set<SingleRead> multiLinkSingleReads = new HashSet<SingleRead>();
 230         for(Entry<SingleRead, Collection<Sequence>> entry:CdmStore.getService(ISequenceService.class).getSingleReadSequencesMap().entrySet()){
 231             if(entry.getValue().size()>1){
 232                 multiLinkSingleReads.add(entry.getKey());
 233             }
 234         }
 235         return multiLinkSingleReads;
 236     }
 237
 238 }