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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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package eu.etaxonomy.taxeditor.editor;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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import org.eclipse.core.commands.operations.IUndoContext;
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import org.eclipse.core.commands.operations.UndoContext;
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import org.eclipse.core.runtime.IProgressMonitor;
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import org.eclipse.jface.dialogs.MessageDialog;
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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.PartInitException;
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import org.eclipse.ui.forms.editor.FormEditor;
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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.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.name.TaxonNameBase;
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import eu.etaxonomy.cdm.model.taxon.Taxon;
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import eu.etaxonomy.cdm.model.taxon.TaxonBase;
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import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
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import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
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import eu.etaxonomy.taxeditor.editor.name.container.AbstractGroupedContainer;
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import eu.etaxonomy.taxeditor.model.DataChangeBridge;
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import eu.etaxonomy.taxeditor.model.IDataChangeBehavior;
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import eu.etaxonomy.taxeditor.model.IDirtyMarkableSelectionProvider;
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import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
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import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
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/**
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*
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* Generates the tabbed editor with <code>TaxonNameEditor</code> on top and tabs for
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* "Descriptions", "Concepts", "Geography", etc.
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*
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* @author p.ciardelli
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* @author n.hoffmann
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* @created 15.05.2008
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* @version 1.0
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*/
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public class MultiPageTaxonEditor extends FormEditor implements IConversationEnabled, IPostOperationEnabled, IDirtyMarkableSelectionProvider, IPartContentHasDetails {
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/** Constant <code>ID="eu.etaxonomy.taxeditor.editor.taxon"{trunked}</code> */
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public static final String ID = "eu.etaxonomy.taxeditor.editor.taxon";
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private boolean dirty;
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private ConversationHolder conversation;
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private IDataChangeBehavior dataChangeBehavior;
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private IUndoContext undoContext;
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private TaxonEditorInput input;
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/**
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* <p>Constructor for MultiPageTaxonEditor.</p>
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*/
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public MultiPageTaxonEditor() {
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super();
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undoContext = new UndoContext();
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}
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/** {@inheritDoc} */
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@Override
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public void dispose() {
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conversation.unregisterForDataStoreChanges(this);
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conversation.close();
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super.dispose();
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.forms.editor.FormEditor#addPages()
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*/
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/** {@inheritDoc} */
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@Override
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protected void addPages() {
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input = (TaxonEditorInput) getEditorInput();
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conversation = input.getConversationHolder();
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conversation.registerForDataStoreChanges(this);
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try {
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addPage(Page.NAME.getIndex(), new TaxonNameEditor(this), getEditorInput());
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// setPageText(Page.NAME.getIndex(), Page.NAME.getTitle());
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// TODO lazy create
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// addPage(Page.DESCRIPTIVE.getIndex(), new TaxonDescriptionTreeEditor(this), getEditorInput());
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// setPageText(Page.DESCRIPTIVE.getIndex(), Page.DESCRIPTIVE.getTitle());
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// EditorUtil.showPropertySheet();
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} catch (PartInitException e) {
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EditorUtil.error(getClass(), e);
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}
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}
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/** {@inheritDoc} */
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@Override
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public void doSave(IProgressMonitor monitor) {
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monitor.beginTask("Saving Editor", 4);
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try{
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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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for(IEditorPart editorPage : getPages()){
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if(editorPage instanceof TaxonNameEditor){
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if(((TaxonNameEditor) editorPage).checkForEmptyNames()){
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MessageDialog.openWarning(EditorUtil.getShell(), "No Name Specified", "An attempt was made to save a taxon or synonym with " +
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"an empty name. Operation was cancelled.");
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return;
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}
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}
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editorPage.doSave(monitor);
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monitor.worked(1);
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}
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// commit the conversation and start a new transaction immediately
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conversation.commit(true);
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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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}finally{
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monitor.done();
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}
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}
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private void setDirty(boolean dirty) {
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this.dirty = dirty;
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firePropertyChange(PROP_DIRTY);
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.part.MultiPageEditorPart#isDirty()
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*/
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/**
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* <p>isDirty</p>
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*
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* @return a boolean.
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*/
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public boolean isDirty() {
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return dirty;
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}
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/* (non-Javadoc)
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* @see org.eclipse.ui.forms.editor.FormEditor#editorDirtyStateChanged()
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*/
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/** {@inheritDoc} */
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@Override
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public void editorDirtyStateChanged() {
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dirty = true;
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super.editorDirtyStateChanged();
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}
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/**
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* {@inheritDoc}
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*
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* Checks whether nested editors are calling <code>firePropertyChange(PROP_DIRTY)</code>
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* to signal an edit has taken place before passing property change along to
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* <code>super.handlePropertyChange(int propertyId)</code>.
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*/
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/* (non-Javadoc)
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* @see org.eclipse.ui.part.MultiPageEditorPart#handlePropertyChange(int)
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*/
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protected void handlePropertyChange(int propertyId) {
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if (propertyId == PROP_DIRTY) {
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setDirty(true);
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}
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super.handlePropertyChange(propertyId);
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}
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/** {@inheritDoc} */
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@Override
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public void doSaveAs() {}
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/** {@inheritDoc} */
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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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/** {@inheritDoc} */
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@Override
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public void init(IEditorSite site, IEditorInput input) throws PartInitException {
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if (!(input instanceof TaxonEditorInput))
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throw new PartInitException(
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"Invalid Input: Must be TaxonEditorInput");
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this.input = (TaxonEditorInput) input;
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// try {
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// // Listen for name changes,
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// // change tab for this taxon editor accordingly
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// getTaxon().addPropertyChangeListener("name",
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// new PropertyChangeListener() {
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// public void propertyChange(PropertyChangeEvent e) {
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// setPartName();
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// }
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// });
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// } catch (NullPointerException e) {
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// EditorUtil.warn(getClass(), "Caught an NPE while initing an editor. This is most " +
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// "likely due to the unsuccesful attempt to restore the former " +
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// "state of the application. We ignore this because the workbench " +
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// "will simply be reset.");
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// }
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setPartName();
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super.init(site, input);
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}
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/**
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* Calls <code>MultiPageEditorPart.setPartName(String partName)</code>
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* with text appropriate to the state of the taxon: any taxon that has
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* been saved will by necessity have a name to display; a new taxon
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* should display "New taxon" in the editor tab.
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*/
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protected void setPartName() {
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String partName = null;
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// TaxonNameBase<?, ?> name = getTaxon().getName();
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//
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// if (name != null) {
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// partName = name.getTitleCache();
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// }
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if (partName == null || partName.equals("")) {
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partName = ("New taxon");
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}
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setPartName(partName);
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}
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/**
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* {@inheritDoc}
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*
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* Editor pages call this in their postOperation to notify the MultiPageTaxonEditor
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* of unsaved changes
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*/
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public void changed(Object element) {
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// setDirty(true);
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dirty = true;
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super.editorDirtyStateChanged();
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if(element instanceof TaxonBase){
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TaxonNameEditor page = (TaxonNameEditor) getPage(Page.NAME);
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AbstractGroupedContainer container = page.getContainer((TaxonBase) element);
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if(container != null){
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container.refresh();
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}
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}
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}
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/**
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* The accepted taxon that is the input for this editor
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*
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* @return the accepted taxon
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*/
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public Taxon getTaxon(){
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return input.getTaxon();
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}
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/*
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* (non-Javadoc)
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* @see eu.etaxonomy.cdm.api.conversation.IConversationEnabled#getConversationHolder()
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*/
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/**
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* <p>getConversationHolder</p>
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*
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* @return a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.
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*/
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public ConversationHolder getConversationHolder() {
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return conversation;
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}
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/**
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* <p>setConversationHolder</p>
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*
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* @param conversation a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.
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*/
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public void setConversationHolder(ConversationHolder conversation){
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this.conversation = conversation;
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}
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/**
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* <p>Getter for the field <code>undoContext</code>.</p>
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*
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* @return a {@link org.eclipse.core.commands.operations.IUndoContext} object.
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*/
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public IUndoContext getUndoContext() {
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return undoContext;
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}
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/**
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* <p>Setter for the field <code>undoContext</code>.</p>
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*
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* @param undoContext a {@link org.eclipse.core.commands.operations.IUndoContext} object.
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*/
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public void setUndoContext(IUndoContext undoContext) {
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this.undoContext = undoContext;
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}
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/** {@inheritDoc} */
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@Override
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public void setFocus(){
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//logger.warn("Setting focus to editor");
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// bind the conversation
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getConversationHolder().bind();
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// pass focus to the active editor page
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getActiveEditor().setFocus();
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}
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/*
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* (non-Javadoc)
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* @see eu.etaxonomy.cdm.persistence.hibernate.ICdmPostCrudObserver#update(eu.etaxonomy.cdm.persistence.hibernate.CdmCrudEvent)
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*/
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/** {@inheritDoc} */
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public void update(CdmDataChangeMap events) {
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if(dataChangeBehavior == null){
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dataChangeBehavior = new MultiPageTaxonEditorDataChangeBehaviour(this);
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}
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DataChangeBridge.handleDataChange(events, dataChangeBehavior);
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}
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/*
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* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.store.operations.IPostOperationEnabled#postOperation()
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*/
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/** {@inheritDoc} */
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public boolean postOperation(CdmBase objectAffectedByOperation) {
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setDirty(true);
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for(IEditorPart editor : this.getPages()){
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if (editor instanceof IPostOperationEnabled) {
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((IPostOperationEnabled) editor).postOperation(objectAffectedByOperation);
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} else {
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EditorUtil.warn(getClass(), "postOperation not enabled for editor " + editor);
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}
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}
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EditorUtil.warn(getClass(), "postOperation called on MultiPageTaxonEditor. Can you make it more specific?");
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return false;
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}
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/**
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* Returns an <code>IEditorPart</code> implementation by type
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*
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* @param page the page type
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* @return a {@link eu.etaxonomy.taxeditor.editor.IMultiPageTaxonEditorPage} object.
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*/
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public IMultiPageTaxonEditorPage getPage(Page page){
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for(IEditorPart editor : this.getPages()){
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if(editor.getClass().equals(page.getClazz())){
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return (IMultiPageTaxonEditorPage) editor;
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}
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}
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return null;
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}
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/**
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* Return a list of <code>AbstractTaxonEditor</code>s registered with this
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* <code>MultiPageTaxonEditor</code>.
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*
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* @return a {@link java.util.List} object.
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*/
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public List<IMultiPageTaxonEditorPage> getPages(){
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ArrayList<IMultiPageTaxonEditorPage> editors = new ArrayList<IMultiPageTaxonEditorPage>();
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for(int i = 0; i < this.getPageCount(); i++){
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editors.add((IMultiPageTaxonEditorPage) this.getEditor(i));
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}
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return editors;
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}
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/**
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* Refreshes a certain page of the MultipageTaxonEditor
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*
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* @param page a {@link eu.etaxonomy.taxeditor.editor.Page} object.
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* @return a boolean.
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*/
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public boolean redraw(Page page){
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return redraw(page, true);
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}
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/**
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* Refreshes a certain page of the MultipageTaxonEditor and
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* sets focus to that page
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*
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* @param page a {@link eu.etaxonomy.taxeditor.editor.Page} object.
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* @param focus a boolean.
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* @return a boolean.
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*/
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public boolean redraw(Page page, boolean focus){
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IMultiPageTaxonEditorPage editorPage = getPage(page);
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return editorPage != null && editorPage.redraw(focus);
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}
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/**
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* <p>onComplete</p>
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*
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* @return a boolean.
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*/
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public boolean onComplete() {
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return false;
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}
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/**
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* Reloads the data for this
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*/
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public void reload() {
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if(isDirty()){
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EditorUtil.warningDialog("Editor has unsaved data", getClass(), "This editor can not be " +
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"refreshed because it contains unsaved data. Refreshing " +
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"this editor would discard the changes. Please save this editor, " +
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"close and reopen it manually in order to get the latest content");
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}else{
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TaxonEditorInput input = (TaxonEditorInput) getEditorInput();
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UUID uuid = input.getTaxonNode().getUuid();
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conversation.clear();
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try {
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TaxonEditorInput newInput = TaxonEditorInput.NewInstance(uuid);
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setInput(newInput);
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for(IMultiPageTaxonEditorPage editorPart : getPages()){
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editorPart.redraw();
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}
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} catch (Exception e) {
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EditorUtil.errorDialog("Error refreshing editor", getClass(), "Could not refresh this editor", e);
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}
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}
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}
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}
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