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package eu.etaxonomy.taxeditor.editor.view.derivate;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.UUID;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.jface.action.MenuManager;
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import org.eclipse.jface.util.LocalSelectionTransfer;
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import org.eclipse.jface.viewers.AbstractTreeViewer;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.IStructuredSelection;
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import org.eclipse.jface.viewers.StructuredSelection;
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import org.eclipse.jface.viewers.TreeNode;
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import org.eclipse.jface.viewers.TreeSelection;
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import org.eclipse.jface.viewers.TreeViewer;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.dnd.DND;
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import org.eclipse.swt.dnd.Transfer;
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import org.eclipse.swt.layout.GridData;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.Control;
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import org.eclipse.swt.widgets.Menu;
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import org.eclipse.swt.widgets.Tree;
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import org.eclipse.ui.IEditorInput;
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import org.eclipse.ui.IEditorPart;
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import org.eclipse.ui.IEditorSite;
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import org.eclipse.ui.IMemento;
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import org.eclipse.ui.ISelectionListener;
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import org.eclipse.ui.ISelectionService;
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import org.eclipse.ui.IWorkbenchPart;
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import org.eclipse.ui.PartInitException;
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import org.eclipse.ui.part.EditorPart;
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import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
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import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
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import eu.etaxonomy.cdm.api.service.IOccurrenceService;
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import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.molecular.SingleRead;
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import eu.etaxonomy.cdm.model.occurrence.FieldUnit;
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import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonNode;
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import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.editor.Messages;
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import eu.etaxonomy.taxeditor.editor.view.derivate.searchFilter.DerivateSearchCompositeController;
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import eu.etaxonomy.taxeditor.model.IContextListener;
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import eu.etaxonomy.taxeditor.model.IDirtyMarkable;
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import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
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import eu.etaxonomy.taxeditor.model.IPartContentHasFactualData;
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import eu.etaxonomy.taxeditor.model.IPartContentHasMedia;
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import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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import eu.etaxonomy.taxeditor.session.ICdmEntitySession;
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import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.view.derivateSearch.DerivateContentProvider;
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import eu.etaxonomy.taxeditor.view.derivateSearch.DerivateLabelProvider;
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/**
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* Displays the derivate hierarchy of the specimen specified in the editor input.
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*
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*/
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public class DerivateView extends EditorPart implements IPartContentHasFactualData, IConversationEnabled,
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ICdmEntitySessionEnabled, IDirtyMarkable, IPostOperationEnabled, IPartContentHasDetails, IPartContentHasSupplementalData, IPartContentHasMedia,
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IContextListener, ISelectionListener {
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public static final String ID = "eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView"; //$NON-NLS-1$
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public static final String YOU_NEED_TO_SAVE_BEFORE_PERFORMING_THIS_ACTION = Messages.DerivateView_YOU_NEED_TO_SAVE;
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public static final String VIEW_HAS_UNSAVED_CHANGES = Messages.DerivateView_UNSAVED_CHANGES;
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private static final List<String> SPECIMEN_INIT_STRATEGY = Arrays.asList(new String[] {
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"descriptions",
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"annotations",
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"markers",
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"credits",
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"extensions",
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"rights",
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"sources",
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"derivationEvents.derivatives.annotations",
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"derivationEvents.derivatives.markers",
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"derivationEvents.derivatives.credits",
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"derivationEvents.derivatives.extensions",
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"derivationEvents.derivatives.rights",
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"derivationEvents.derivatives.sources"
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});
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private ConversationHolder conversation;
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private TreeViewer viewer;
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private boolean isDirty;
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private final int dndOperations = DND.DROP_MOVE;
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private DerivateLabelProvider labelProvider;
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private DerivateContentProvider contentProvider;
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private DerivateSearchCompositeController derivateSearchCompositeController;
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/**
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* A map with keys being the derivative entities belonging to the {@link UUID}s passed to the constructor
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* and values being the root elements of the hierarchy (may be the same objects as the derivative entities)
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*/
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private Map<SpecimenOrObservationBase<?>, SpecimenOrObservationBase<?>> derivateToRootEntityMap;
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/**
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* The set of root elements
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*/
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private Set<SpecimenOrObservationBase<?>> rootElements;
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private ICdmEntitySession cdmEntitySession;
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/**
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* <code>true</code> if this view is listening to selection changes
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*/
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private boolean listenToSelectionChange;
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private Taxon selectedTaxon;
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private ISelectionService selectionService;
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/**
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* Default constructor
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*/
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public DerivateView() {
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void init(IEditorSite site, IEditorInput input) throws PartInitException {
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this.setSite(site);
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this.setInput(input);
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this.derivateToRootEntityMap = new HashMap<SpecimenOrObservationBase<?>, SpecimenOrObservationBase<?>>();
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this.rootElements = new HashSet<SpecimenOrObservationBase<?>>();
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if (CdmStore.isActive() && conversation == null) {
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conversation = CdmStore.createConversation();
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}
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if (CdmStore.isActive()) {
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cdmEntitySession = CdmStore.getCurrentSessionManager().newSession(this, true);
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}
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//listen to context changes
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CdmStore.getContextManager().addContextListener(this);
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}
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@Override
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public void createPartControl(Composite parent) {
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parent.setLayout(new GridLayout());
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//---search and filter---
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derivateSearchCompositeController = new DerivateSearchCompositeController(parent, this);
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GridData gridDataSearchBar = new GridData();
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gridDataSearchBar.horizontalAlignment = GridData.FILL;
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gridDataSearchBar.grabExcessHorizontalSpace = true;
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derivateSearchCompositeController.setLayoutData(gridDataSearchBar);
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derivateSearchCompositeController.setEnabled(CdmStore.isActive());
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//---tree viewer---
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viewer = new TreeViewer(new Tree(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.FULL_SELECTION));
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GridData gridDataTree = new GridData();
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gridDataTree.horizontalAlignment = GridData.FILL;
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gridDataTree.verticalAlignment = GridData.FILL;
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gridDataTree.grabExcessVerticalSpace = true;
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gridDataTree.grabExcessHorizontalSpace = true;
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viewer.getTree().setLayoutData(gridDataTree);
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contentProvider = new DerivateContentProvider();
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viewer.setContentProvider(contentProvider);
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labelProvider = new DerivateLabelProvider();
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labelProvider.setConversation(conversation);
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viewer.setLabelProvider(labelProvider);
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viewer.setAutoExpandLevel(AbstractTreeViewer.ALL_LEVELS);
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viewer.getTree().setEnabled(CdmStore.isActive());
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// Propagate selection from viewer
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getSite().setSelectionProvider(viewer);
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//listen to selection changes
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selectionService = getSite().getWorkbenchWindow().getSelectionService();
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selectionService.addSelectionListener(this);
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//create context menu
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MenuManager menuManager = new MenuManager();
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getSite().registerContextMenu(menuManager, viewer);
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Control control = viewer.getControl();
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Menu menu = menuManager.createContextMenu(control);
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control.setMenu(menu);
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//init tree
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updateRootEntities();
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//add drag'n'drop support
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Transfer[] transfers = new Transfer[] {LocalSelectionTransfer.getTransfer(),};
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viewer.addDragSupport(dndOperations, transfers, new DerivateDragListener(this));
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viewer.addDropSupport(dndOperations, transfers, new DerivateDropListener(this));
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}
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public void updateRootEntities() {
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updateRootEntities(null);
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}
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public void updateRootEntities(Collection<UUID> derivativeUuids) {
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if(conversation!=null){
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if (!conversation.isBound()) {
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conversation.bind();
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}
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/*
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* If the active session is not the session of the Derivate Editor then we will
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* save it, bind temporarily to our session and rebind to the original session.
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* This happens e.g. if a selection change happens in the taxon editor and
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* "Link with editor" is enabled. The selection change event and thus the
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* loading in updateRootEntities() happens in the session of the taxon
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* editor.
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*/
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ICdmEntitySession previousCdmEntitySession = CdmStore.getCurrentSessionManager().getActiveSession();
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if(cdmEntitySession != null) {
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cdmEntitySession.bind();
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}
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if(derivativeUuids!=null){
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this.derivateToRootEntityMap = new HashMap<SpecimenOrObservationBase<?>, SpecimenOrObservationBase<?>>();
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this.rootElements = new HashSet<SpecimenOrObservationBase<?>>();
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for (UUID uuid : derivativeUuids) {
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SpecimenOrObservationBase<?> derivate = CdmStore.getService(IOccurrenceService.class).load(uuid, SPECIMEN_INIT_STRATEGY);
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if(derivate instanceof FieldUnit){
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derivateToRootEntityMap.put(derivate, derivate);
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}
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else {
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SpecimenOrObservationBase<?> topMostDerivate = EditorUtil.getTopMostDerivate(derivate);
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if(topMostDerivate!=null){
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derivateToRootEntityMap.put(derivate, topMostDerivate);
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}
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else{
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derivateToRootEntityMap.put(derivate, derivate);
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}
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}
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}
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for (SpecimenOrObservationBase<?> specimen : derivateToRootEntityMap.values()) {
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rootElements.add(specimen);
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}
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}
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viewer.setInput(rootElements);
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refreshTree(false);
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previousCdmEntitySession.bind();
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}
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}
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@Override
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public void doSave(IProgressMonitor monitor) {
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String taskName = Messages.DerivateView_SAVING_HIERARCHY;
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monitor.beginTask(taskName, 3);
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if (!conversation.isBound()) {
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conversation.bind();
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}
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monitor.worked(1);
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// commit the conversation and start a new transaction immediately
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conversation.commit(true);
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if(CdmStore.getCurrentSessionManager().isRemoting()) {
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CdmStore.getService(IOccurrenceService.class).merge(new ArrayList<SpecimenOrObservationBase>(rootElements), true);
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}
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monitor.worked(1);
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this.setDirty(false);
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monitor.worked(1);
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monitor.done();
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firePropertyChange(PROP_DIRTY);
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refreshTree();
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}
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@Override
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public void doSaveAs() {
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}
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@Override
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public String getTitleToolTip() {
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return Messages.DerivateView_DERIVATIVE_EDITOR;
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}
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@Override
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public boolean isDirty() {
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return isDirty;
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}
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/**
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* @param isDirty the isDirty to set
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*/
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public void setDirty(boolean isDirty) {
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this.isDirty = isDirty;
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}
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@Override
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public boolean isSaveAsAllowed() {
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return false;
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}
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@Override
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public void setFocus() {
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viewer.getControl().setFocus();
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//make sure to bind again if maybe in another view the conversation was unbound
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if(conversation!=null && !conversation.isBound()){
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conversation.bind();
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}
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if(cdmEntitySession != null) {
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cdmEntitySession.bind();
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}
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}
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@Override
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public void update(CdmDataChangeMap changeEvents) {
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}
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@Override
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public ConversationHolder getConversationHolder() {
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return conversation;
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}
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@Override
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public void changed(Object element) {
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setDirty(true);
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firePropertyChange(IEditorPart.PROP_DIRTY);
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viewer.refresh();
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}
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@Override
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public void forceDirty() {
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changed(null);
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}
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@Override
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public Map<Object, List<String>> getPropertyPathsMap() {
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List<String> specimenPropertyPaths = Arrays.asList(new String[] {
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"descriptions",
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"derivationEvents.derivates",
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"annotations",
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"markers",
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"credits",
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"extensions",
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"rights",
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"sources"
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});
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Map<Object, List<String>> specimenPropertyPathMap =
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new HashMap<Object, List<String>>();
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specimenPropertyPathMap.put(SpecimenOrObservationBase.class,specimenPropertyPaths);
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return specimenPropertyPathMap;
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}
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/**
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* Refreshes the derivate hierarchy tree and expands the tree
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* to show and select the given object.
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*
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* @param expandTo the object to which the tree should be expanded
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*/
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public void refreshTree(Object expandTo){
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refreshTree();
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TreeSelection selection = (TreeSelection) viewer.getSelection();
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viewer.expandToLevel(selection.getFirstElement(), 1);
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viewer.setSelection(new StructuredSelection(new TreeNode(expandTo)));
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}
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/**
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* Refreshes the derivate hierarchy tree
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*/
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public void refreshTree(){
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refreshTree(true);
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}
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/**
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* Refreshes the derivate hierarchy tree
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* @param refreshViewer if <code>true</code> then also the
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* viewer will be refreshed. This was implemented due to
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* performance reasons. If passing <code>false</code>
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* does what was expected use <code>false</code> preferably.
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*/
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public void refreshTree(boolean refreshViewer){
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//refresh typedesignations
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labelProvider.refresh();
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if(refreshViewer){
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viewer.refresh();
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}
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}
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//FIXME:Remoting hack to make this work for remoting
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//This should actually be resolved using remoting post operations
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public void remove(Object obj) {
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rootElements.remove(obj);
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viewer.setInput(rootElements);
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}
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/**
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* @return a set of {@link SingleRead}s that have multiple parents
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*/
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public Set<SingleRead> getMultiLinkSingleReads() {
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return DerivateLabelProvider.getMultiLinkSingleReads();
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}
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public Object getSelectionInput() {
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return selectedTaxon;
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}
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public DerivateLabelProvider getLabelProvider() {
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return labelProvider;
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}
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@Override
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public boolean postOperation(CdmBase objectAffectedByOperation) {
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refreshTree();
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if(objectAffectedByOperation!=null){
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changed(objectAffectedByOperation);
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}
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return true;
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}
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@Override
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public boolean onComplete() {
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return true;
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}
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433
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|
434
|
@Override
|
435
|
public boolean canAttachMedia() {
|
436
|
return true;
|
437
|
}
|
438
|
|
439
|
public void addFieldUnit(FieldUnit fieldUnit) {
|
440
|
rootElements.add(fieldUnit);
|
441
|
derivateToRootEntityMap.put(fieldUnit, fieldUnit);
|
442
|
}
|
443
|
|
444
|
@Override
|
445
|
public ICdmEntitySession getCdmEntitySession() {
|
446
|
return cdmEntitySession;
|
447
|
}
|
448
|
|
449
|
@Override
|
450
|
public void dispose() {
|
451
|
super.dispose();
|
452
|
if(conversation!=null){
|
453
|
conversation.close();
|
454
|
}
|
455
|
if(cdmEntitySession != null) {
|
456
|
cdmEntitySession.dispose();
|
457
|
}
|
458
|
}
|
459
|
|
460
|
@Override
|
461
|
public void selectionChanged(IWorkbenchPart part, ISelection selection) {
|
462
|
if(viewer.getTree().isDisposed()){
|
463
|
return;
|
464
|
}
|
465
|
if(listenToSelectionChange && selection instanceof IStructuredSelection){
|
466
|
Object selectedElement = ((IStructuredSelection) selection).getFirstElement();
|
467
|
if(selectedElement instanceof CdmBase){
|
468
|
if(((CdmBase) selectedElement).isInstanceOf(TaxonNode.class)){
|
469
|
selectedTaxon = HibernateProxyHelper.deproxy(selectedElement, TaxonNode.class).getTaxon();
|
470
|
}
|
471
|
else if(((CdmBase) selectedElement).isInstanceOf(Taxon.class)){
|
472
|
selectedTaxon = HibernateProxyHelper.deproxy(selectedElement, Taxon.class);
|
473
|
}
|
474
|
Collection<SpecimenOrObservationBase> fieldUnits = CdmStore.getService(IOccurrenceService.class).listFieldUnitsByAssociatedTaxon(selectedTaxon, null, null);
|
475
|
Collection<UUID> uuids = new HashSet<UUID>();
|
476
|
for (SpecimenOrObservationBase specimenOrObservationBase : fieldUnits) {
|
477
|
uuids.add(specimenOrObservationBase.getUuid());
|
478
|
}
|
479
|
updateRootEntities(uuids);
|
480
|
setPartName("Derivative Editor: " + selectedTaxon.getName());
|
481
|
}
|
482
|
}
|
483
|
}
|
484
|
|
485
|
public TreeViewer getViewer() {
|
486
|
return viewer;
|
487
|
}
|
488
|
|
489
|
/**
|
490
|
* {@inheritDoc}
|
491
|
*/
|
492
|
@Override
|
493
|
public List<SpecimenOrObservationBase<?>> getRootEntities() {
|
494
|
return new ArrayList<SpecimenOrObservationBase<?>>(rootElements);
|
495
|
}
|
496
|
|
497
|
public void toggleListenToSelectionChange() {
|
498
|
listenToSelectionChange = !listenToSelectionChange;
|
499
|
derivateSearchCompositeController.setEnabled(!listenToSelectionChange);
|
500
|
if(!listenToSelectionChange){
|
501
|
selectedTaxon = null;
|
502
|
setPartName("Derivative Editor");
|
503
|
}
|
504
|
else if(selectedTaxon==null){
|
505
|
setPartName("Derivative Editor [no taxon selected]");
|
506
|
}
|
507
|
}
|
508
|
|
509
|
public boolean isListenToSelectionChange(){
|
510
|
return listenToSelectionChange;
|
511
|
}
|
512
|
|
513
|
/**
|
514
|
* {@inheritDoc}
|
515
|
*/
|
516
|
@Override
|
517
|
public void contextAboutToStop(IMemento memento, IProgressMonitor monitor) {
|
518
|
}
|
519
|
|
520
|
/**
|
521
|
* {@inheritDoc}
|
522
|
*/
|
523
|
@Override
|
524
|
public void contextStop(IMemento memento, IProgressMonitor monitor) {
|
525
|
derivateSearchCompositeController.setEnabled(false);
|
526
|
viewer.getTree().setEnabled(false);
|
527
|
viewer.setInput(null);
|
528
|
}
|
529
|
|
530
|
/**
|
531
|
* {@inheritDoc}
|
532
|
*/
|
533
|
@Override
|
534
|
public void contextStart(IMemento memento, IProgressMonitor monitor) {
|
535
|
derivateSearchCompositeController.setEnabled(!listenToSelectionChange);
|
536
|
viewer.getTree().setEnabled(true);
|
537
|
refreshTree();
|
538
|
}
|
539
|
|
540
|
/**
|
541
|
* {@inheritDoc}
|
542
|
*/
|
543
|
@Override
|
544
|
public void contextRefresh(IProgressMonitor monitor) {
|
545
|
}
|
546
|
|
547
|
/**
|
548
|
* {@inheritDoc}
|
549
|
*/
|
550
|
@Override
|
551
|
public void workbenchShutdown(IMemento memento, IProgressMonitor monitor) {
|
552
|
}
|
553
|
|
554
|
}
|