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package eu.etaxonomy.taxeditor.ui.dialog.selection;
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import java.text.Collator;
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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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import java.util.Comparator;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.List;
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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.CoreException;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.core.runtime.IStatus;
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import org.eclipse.core.runtime.OperationCanceledException;
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import org.eclipse.core.runtime.Status;
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import org.eclipse.jface.dialogs.IDialogSettings;
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import org.eclipse.jface.viewers.ILabelProvider;
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import org.eclipse.jface.viewers.LabelProvider;
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import org.eclipse.jface.window.Window;
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import org.eclipse.jface.wizard.WizardDialog;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.events.SelectionAdapter;
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import org.eclipse.swt.events.SelectionEvent;
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import org.eclipse.swt.events.SelectionListener;
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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.Link;
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import org.eclipse.swt.widgets.Shell;
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import org.eclipse.swt.widgets.Text;
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import org.eclipse.ui.IMemento;
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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.dto.IdentifiedEntityDTO;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.ICdmBase;
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import eu.etaxonomy.cdm.model.common.IIdentifiableEntity;
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import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
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import eu.etaxonomy.taxeditor.model.MessagingUtils;
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import eu.etaxonomy.taxeditor.newWizard.AbstractNewEntityWizard;
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import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
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import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
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import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;
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public abstract class AbstractFilteredIdentifierSelectionDialog<T extends ICdmBase> extends CdmFilteredItemsSelectionDialog implements IConversationEnabled {
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private final ConversationHolder conversation;
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protected List<IdentifiedEntityDTO> model;
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private final Set<T> transientCdmObjects = new HashSet<T>();
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private final String settings;
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protected final int limitOfInitialElements = 100;
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protected T cdmBaseToBeFiltered;
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/**
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* <p>Constructor for AbstractFilteredCdmResourceSelectionDialog.</p>
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*
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* @param shell a {@link org.eclipse.swt.widgets.Shell} object.
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* @param conversation
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* @param title a {@link java.lang.String} object.
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* @param multi a boolean.
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* @param settings a {@link java.lang.String} object.
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* @param cdmObject a T object.
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* @param <T> a T object.
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*/
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protected AbstractFilteredIdentifierSelectionDialog(Shell shell, ConversationHolder conversation, String title, boolean multi, String settings, T cdmObject) {
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super(shell, multi);
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setTitle(title);
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setMessage("Use * for wildcard, or ? to see all entries");
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this.settings = settings;
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this.conversation = conversation;
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this.cdmBaseToBeFiltered = cdmObject;
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org.eclipse.swt.graphics.Cursor cursor = shell.getCursor();
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shell.setCursor(shell.getDisplay().getSystemCursor(SWT.CURSOR_WAIT));
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init();
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// initModel();
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shell.setCursor(cursor);
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String objectTitle = getTitle(cdmObject);
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// if (objectTitle != null) {
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// setInitialPattern(objectTitle);
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// }
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setListLabelProvider(createListLabelProvider());
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setDetailsLabelProvider(createDetailsLabelProvider());
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setSelectionHistory(new IdentifierSelectionHistory());
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}
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/**
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* By default, we are returning the standard list label provider
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*
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* Override in subclasses if you want different behavior
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*
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* @return
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*/
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protected ILabelProvider createDetailsLabelProvider() {
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return createListLabelProvider();
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}
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/**
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*
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* @return
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*/
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protected ILabelProvider createListLabelProvider() {
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return new FilteredIdentifiedEntityLabelProvider();
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}
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/**
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* Override in subclasses.
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* Will run before initModel()
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*/
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protected void init() {
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}
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/**
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* <p>getSelectionFromDialog</p>
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*
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* @param dialog a {@link eu.etaxonomy.taxeditor.ui.dialog.selection.AbstractFilteredCdmResourceSelectionDialog} object.
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* @param <TYPE> a TYPE object.
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* @return a TYPE object.
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*/
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protected static <TYPE extends CdmBase> TYPE getSelectionFromDialog(AbstractFilteredCdmResourceSelectionDialog<TYPE> dialog) {
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//dialog.setInitialPattern("");
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int result = dialog.open();
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if (result == Window.CANCEL) {
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return null;
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}
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UUID uuid = dialog.getSelectedUuidAndTitleCache().getUuid();
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if(uuid == null){
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return null;
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}
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return dialog.getCdmObjectByUuid(uuid);
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}
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/**
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* Check if object was created during the life of this dialog. If not,
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* retrieve it from the CdmStore.
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*
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* @param cdmUuid a {@link java.util.UUID} object.
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* @return a T object.
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*/
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protected T getCdmObjectByUuid(UUID cdmUuid) {
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for (T cdmObject : transientCdmObjects) {
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if (cdmObject.getUuid().equals(cdmUuid)) {
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return cdmObject;
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}
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}
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return getPersistentObject(cdmUuid);
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}
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/**
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* <p>getPersistentObject</p>
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*
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* @param uuid a {@link java.util.UUID} object.
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* @return a T object.
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*/
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abstract protected T getPersistentObject(UUID uuid);
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/**
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* @param cdmObject
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*/
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// protected void addObjectToModel(T cdmObject) {
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// model.add(new UuidAndTitleCache(cdmObject.getClass(), cdmObject.getUuid(), getTitle(cdmObject)));
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// transientCdmObjects.add(cdmObject);
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// }
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/**
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* <p>isObjectTransient</p>
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*
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* @param cdmObject a T object.
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* @return a boolean.
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*/
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protected boolean isObjectTransient(T cdmObject) {
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return (getPersistentObject(cdmObject.getUuid()) == null);
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}
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/**
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* <p>getTitle</p>
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*
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* @param cdmObject a T object.
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* @return a {@link java.lang.String} object.
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*/
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protected String getTitle(T cdmObject) {
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if(cdmObject == null){
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return "";
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}
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if (cdmObject instanceof IIdentifiableEntity) {
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return ((IIdentifiableEntity) cdmObject).getTitleCache();
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}
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throw new IllegalArgumentException("Generic method only" +
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" supports cdmObject of type IIdentifiableEntity." +
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" Please implement specific method in subclass.");
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}
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/** {@inheritDoc} */
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@Override
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public void refresh() {
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super.refresh();
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog#createFilter()
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*/
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/** {@inheritDoc} */
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@Override
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protected ItemsFilter createFilter() {
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return new ItemsFilter() {
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/**
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* Always returns false to enforce refiltering even if the pattern is equal
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*/
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@Override
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public boolean equalsFilter(ItemsFilter filter) {
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return false;
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}
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@Override
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public boolean isConsistentItem(Object item) {
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return false;
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}
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@Override
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public boolean matchItem(Object item) {
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String text = null;
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if(item instanceof IdentifiedEntityDTO){
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text = ((IdentifiedEntityDTO) item).getCdmEntity().getTitleCache();
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}else if(item instanceof String){
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text = (String) item;
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}
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return text != null ? matches(text) : false;
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}
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};
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}
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/**
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* Set the filter input to the Agent's title cache
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*
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* @param cdmObject a T object.
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*/
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protected void setPattern(T cdmObject) {
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// FilteredSelection does some very tricky caching to make sure it
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// runs with high performance.
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// This works for most use cases, but we want to change the model while the dialog is open
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// and all the clever caching prevents the content provider from knowing that the model has changed
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// I am aware, that this is a hack, but the FilteredSelectionDialog API does not offer a convenient
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// way to solve the problem.
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// try {
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// Field lastCompletedFilter = this.getClass().getSuperclass().getSuperclass().getDeclaredField("lastCompletedFilter");
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// lastCompletedFilter.setAccessible(true);
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// lastCompletedFilter.set(this, null);
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// } catch (SecurityException e) {
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// MessagingUtils.error(getClass(), e);
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// } catch (NoSuchFieldException e) {
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// MessagingUtils.error(getClass(), e);
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// } catch (IllegalArgumentException e) {
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// MessagingUtils.error(getClass(), e);
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// } catch (IllegalAccessException e) {
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// MessagingUtils.error(getClass(), e);
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// }
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// this also is not the nicest way to do it.
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// I am still amazed, that FilteredSelectionDialog does not offer any methods to change its data
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// once it was opened. Am I doing it wrong?
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String pattern = getTitle(cdmObject);
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((Text) getPatternControl()).setText(pattern);
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog#fillContentProvider(org.eclipse.ui.dialogs.FilteredItemsSelectionDialog.AbstractContentProvider, org.eclipse.ui.dialogs.FilteredItemsSelectionDialog.ItemsFilter, org.eclipse.core.runtime.IProgressMonitor)
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*/
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/** {@inheritDoc} */
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@Override
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protected void fillContentProvider(AbstractContentProvider contentProvider,
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ItemsFilter itemsFilter, IProgressMonitor progressMonitor)
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throws CoreException {
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try {
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if(model != null){
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progressMonitor.beginTask("Looking for entities", model.size());
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filterExcludedObjects();
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Iterator<IdentifiedEntityDTO> iterator = model.iterator();
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IdentifiedEntityDTO element;
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while(iterator.hasNext()){
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element = iterator.next();
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if (!element.equals(cdmBaseToBeFiltered)){
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contentProvider.add(element, itemsFilter);
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}
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if (progressMonitor.isCanceled()) {
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throw new OperationCanceledException();
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}
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progressMonitor.worked(1);
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}
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}else{
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MessagingUtils.warn(getClass(), "Model for Filtered Selection is null:" + this.getClass().getSimpleName());
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}
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}
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finally {
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progressMonitor.done();
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}
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog#getDialogSettings()
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*/
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/** {@inheritDoc} */
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@Override
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protected IDialogSettings getDialogSettings() {
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IDialogSettings settings = TaxeditorStorePlugin.getDefault().getDialogSettings().getSection(getSettings());
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if (settings == null) {
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settings = TaxeditorStorePlugin.getDefault().getDialogSettings().addNewSection(getSettings());
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}
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return settings;
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog#getElementName(java.lang.Object)
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*/
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/** {@inheritDoc} */
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@Override
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public String getElementName(Object item) {
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return ((IdentifiedEntityDTO) item).getCdmEntity().getTitleCache();
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog#getItemsComparator()
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*/
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/** {@inheritDoc} */
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@Override
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protected Comparator getItemsComparator() {
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return new Comparator<IdentifiedEntityDTO>() {
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@Override
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public int compare(IdentifiedEntityDTO entity1,
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IdentifiedEntityDTO entity2) {
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Collator collator = Collator.getInstance();
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if (entity1.getCdmEntity().getCdmUuid().equals(entity2.getCdmEntity().getCdmUuid())){
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return 0;
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}
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int result = collator.compare(entity1.getCdmEntity().getTitleCache(), entity2.getCdmEntity().getTitleCache());
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if (result == 0){
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result = entity1.getCdmEntity().getCdmUuid().compareTo(entity2.getCdmEntity().getCdmUuid());
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}
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return result;
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}
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};
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog#validateItem(java.lang.Object)
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*/
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/** {@inheritDoc} */
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@Override
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protected IStatus validateItem(Object item) {
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return Status.OK_STATUS;
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}
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/**
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* <p>getSelectedUuidAndTitleCache</p>
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381
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*
|
|
382
|
* @return a {@link eu.etaxonomy.cdm.model.common.UuidAndTitleCache} object.
|
|
383
|
*/
|
|
384
|
protected IdentifiedEntityDTO getSelectedUuidAndTitleCache() {
|
|
385
|
Object[] result = getResult();
|
|
386
|
return result[0] == null ? null : (IdentifiedEntityDTO) result[0];
|
|
387
|
}
|
|
388
|
|
|
389
|
/**
|
|
390
|
* <p>Getter for the field <code>settings</code>.</p>
|
|
391
|
*
|
|
392
|
* @return a {@link java.lang.String} object.
|
|
393
|
*/
|
|
394
|
public String getSettings() {
|
|
395
|
if(settings == null){
|
|
396
|
throw new IllegalStateException("No SETTINGS set.");
|
|
397
|
}
|
|
398
|
return settings;
|
|
399
|
}
|
|
400
|
|
|
401
|
/**
|
|
402
|
*
|
|
403
|
* @author n.hoffmann
|
|
404
|
* @created Oct 19, 2009
|
|
405
|
* @version 1.0
|
|
406
|
*/
|
|
407
|
private class IdentifierSelectionHistory extends SelectionHistory {
|
|
408
|
/*
|
|
409
|
* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog.SelectionHistory#restoreItemFromMemento(org.eclipse.ui.IMemento)
|
|
410
|
*/
|
|
411
|
@Override
|
|
412
|
protected Object restoreItemFromMemento(IMemento element) {
|
|
413
|
return element.getString("resource"); //$NON-NLS-1$
|
|
414
|
}
|
|
415
|
/*
|
|
416
|
* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog.SelectionHistory#storeItemToMemento(java.lang.Object,
|
|
417
|
* org.eclipse.ui.IMemento)
|
|
418
|
*/
|
|
419
|
@Override
|
|
420
|
protected void storeItemToMemento(Object item, IMemento element) {
|
|
421
|
element.putString("resource", item.toString()); //$NON-NLS-1$
|
|
422
|
}
|
|
423
|
}
|
|
424
|
|
|
425
|
/**
|
|
426
|
* <p>getNewWizardLinkText</p>
|
|
427
|
*
|
|
428
|
* @return a {@link java.lang.String} object.
|
|
429
|
*/
|
|
430
|
protected abstract String getNewWizardLinkText();
|
|
431
|
|
|
432
|
/**
|
|
433
|
* <p>getNewEntityWizard</p>
|
|
434
|
* @param parameter
|
|
435
|
* @return a {@link eu.etaxonomy.taxeditor.newWizard.AbstractNewEntityWizard} object.
|
|
436
|
*/
|
|
437
|
protected abstract AbstractNewEntityWizard getNewEntityWizard(String parameter);
|
|
438
|
|
|
439
|
public class FilteredIdentifiedEntityLabelProvider extends LabelProvider {
|
|
440
|
@Override
|
|
441
|
public String getText(Object element) {
|
|
442
|
if (element == null) {
|
|
443
|
return null;
|
|
444
|
}
|
|
445
|
IdentifiedEntityDTO identifiedEntity = (IdentifiedEntityDTO) element;
|
|
446
|
String titleCache = identifiedEntity.getCdmEntity().getTitleCache();
|
|
447
|
if(PreferencesUtil.getPreferenceStore().getBoolean(IPreferenceKeys.SHOW_ID_IN_ENTITY_SELECTION_DIAOLOG)){
|
|
448
|
titleCache += " ["+identifiedEntity.getCdmEntity().getCdmUuid()+"]";
|
|
449
|
}
|
|
450
|
return titleCache;
|
|
451
|
}
|
|
452
|
};
|
|
453
|
|
|
454
|
/* (non-Javadoc)
|
|
455
|
* @see org.eclipse.ui.dialogs.FilteredItemsSelectionDialog#createExtendedContentArea(org.eclipse.swt.widgets.Composite)
|
|
456
|
*/
|
|
457
|
/** {@inheritDoc} */
|
|
458
|
@Override
|
|
459
|
protected Control createExtendedContentArea(Composite parent) {
|
|
460
|
String newWizardLinkText = getNewWizardLinkText();
|
|
461
|
if(newWizardLinkText != null){
|
|
462
|
Link link = new Link(parent, SWT.NONE);
|
|
463
|
link.setText(newWizardLinkText);
|
|
464
|
link.addSelectionListener(getNewWizardLinkSelectionListener());
|
|
465
|
return link;
|
|
466
|
}
|
|
467
|
return null;
|
|
468
|
}
|
|
469
|
|
|
470
|
protected SelectionListener getNewWizardLinkSelectionListener(){
|
|
471
|
return new SelectionAdapter() {
|
|
472
|
|
|
473
|
/* (non-Javadoc)
|
|
474
|
* @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent)
|
|
475
|
*/
|
|
476
|
@Override
|
|
477
|
public void widgetSelected(SelectionEvent e) {
|
|
478
|
|
|
479
|
AbstractNewEntityWizard wizard = getNewEntityWizard(e.text);
|
|
480
|
if(wizard!=null){
|
|
481
|
wizard.init(null, null);
|
|
482
|
if(wizard.getEntity() != null) {
|
|
483
|
WizardDialog dialog = new WizardDialog(getShell(), wizard);
|
|
484
|
int status = dialog.open();
|
|
485
|
|
|
486
|
if (status == IStatus.OK) {
|
|
487
|
|
|
488
|
T entity = (T) wizard.getEntity();
|
|
489
|
// model.add(new UuidAndTitleCache<T>(entity.getUuid(), entity.getId(), getTitle(entity)));
|
|
490
|
refresh();
|
|
491
|
setPattern(entity);
|
|
492
|
if (getConversationHolder() != null){
|
|
493
|
getConversationHolder().bind();
|
|
494
|
}
|
|
495
|
}
|
|
496
|
//FIXME : Need to make sure this is a stable fix (ticket 3822)
|
|
497
|
if (getConversationHolder() != null){
|
|
498
|
getConversationHolder().commit();
|
|
499
|
}
|
|
500
|
}
|
|
501
|
}
|
|
502
|
}
|
|
503
|
};
|
|
504
|
}
|
|
505
|
|
|
506
|
/**
|
|
507
|
* <p>getConversationHolder</p>
|
|
508
|
*
|
|
509
|
* @return a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.
|
|
510
|
*/
|
|
511
|
@Override
|
|
512
|
public ConversationHolder getConversationHolder() {
|
|
513
|
return conversation;
|
|
514
|
}
|
|
515
|
|
|
516
|
/** {@inheritDoc} */
|
|
517
|
@Override
|
|
518
|
public void update(CdmDataChangeMap changeEvents) {}
|
|
519
|
|
|
520
|
/**
|
|
521
|
* Don't want to add for example a taxon or synonym to itself
|
|
522
|
* so filter the list to remove the taxon in question
|
|
523
|
* (<code>cdmBaseToBeFiltered</code>)
|
|
524
|
* so it is not available in the filtered list.
|
|
525
|
*/
|
|
526
|
private void filterExcludedObjects() {
|
|
527
|
if (model != null && cdmBaseToBeFiltered != null) {
|
|
528
|
|
|
529
|
IdentifiedEntityDTO identifiedEntityToRemove = null;
|
|
530
|
|
|
531
|
for (IdentifiedEntityDTO identifiedEntity : model){
|
|
532
|
if ((cdmBaseToBeFiltered.getUuid()).equals(identifiedEntity.getCdmEntity().getCdmUuid())) {
|
|
533
|
identifiedEntityToRemove = identifiedEntity;
|
|
534
|
}
|
|
535
|
}
|
|
536
|
model.remove(identifiedEntityToRemove);
|
|
537
|
}
|
|
538
|
}
|
|
539
|
|
|
540
|
|
|
541
|
|
|
542
|
}
|