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package eu.etaxonomy.taxeditor.editor.view.uses;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.util.HashMap;
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import java.util.Map;
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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.Action;
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import org.eclipse.jface.action.GroupMarker;
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import org.eclipse.jface.action.IToolBarManager;
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import org.eclipse.jface.action.MenuManager;
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import org.eclipse.jface.resource.ImageDescriptor;
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import org.eclipse.jface.viewers.ISelection;
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import org.eclipse.jface.viewers.StructuredSelection;
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import org.eclipse.jface.viewers.TreeViewer;
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import org.eclipse.jface.viewers.Viewer;
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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.graphics.ImageData;
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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.IMemento;
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import org.eclipse.ui.IWorkbenchActionConstants;
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import org.eclipse.ui.IWorkbenchPart;
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import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
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import eu.etaxonomy.cdm.api.service.ITermService;
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import eu.etaxonomy.cdm.api.service.IVocabularyService;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.cdm.model.common.MarkerType;
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import eu.etaxonomy.cdm.model.common.TermVocabulary;
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import eu.etaxonomy.cdm.model.description.DescriptionBase;
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import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
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import eu.etaxonomy.cdm.model.description.Feature;
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import eu.etaxonomy.cdm.model.description.Modifier;
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import eu.etaxonomy.cdm.model.description.State;
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import eu.etaxonomy.cdm.model.description.TaxonDescription;
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import eu.etaxonomy.taxeditor.bulkeditor.BulkEditor;
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import eu.etaxonomy.taxeditor.editor.EditorUtil;
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import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
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import eu.etaxonomy.taxeditor.editor.key.AbstractGraphKeyEditor;
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import eu.etaxonomy.taxeditor.editor.view.descriptive.DescriptionElementTransfer;
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import eu.etaxonomy.taxeditor.model.ContextListenerAdapter;
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import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
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import eu.etaxonomy.taxeditor.model.FeatureNodeContainerTree;
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import eu.etaxonomy.taxeditor.model.IContextListener;
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import eu.etaxonomy.taxeditor.model.IPartContentHasDetails;
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import eu.etaxonomy.taxeditor.model.IPartContentHasSupplementalData;
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import eu.etaxonomy.taxeditor.model.ImageResources;
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import eu.etaxonomy.taxeditor.store.CdmStore;
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import eu.etaxonomy.taxeditor.store.StoreUtil;
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import eu.etaxonomy.taxeditor.view.AbstractCdmEditorViewPart;
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/**
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* The context manager mediates context start/stop and workbench shutdowns to all registered listeners.
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*
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* @author a.theys
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* @created mar 13, 2012
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* @version 1.0
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*/
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public class UsesViewPart extends AbstractCdmEditorViewPart implements IPartContentHasDetails, IPartContentHasSupplementalData {
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public static final String ID = "eu.etaxonomy.taxeditor.editor.view.uses";
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private TreeViewer viewer;
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private Map<TaxonDescription, FeatureNodeContainerTree> featureNodeContainerCache = new HashMap<TaxonDescription, FeatureNodeContainerTree>();
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private ToggleDescriptionAction showAllElementsAction;
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private ToggleDescriptionAction hideAllElementsAction;
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private int dndOperations = DND.DROP_COPY | DND.DROP_MOVE;
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/*@Override
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public void createPartControl(Composite parent){
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contextListener = new ContextListener();
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CdmStore.getContextManager().addContextListener(contextListener);
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}*/
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/** {@inheritDoc} */
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@Override
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public void createViewer(Composite parent) {
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viewer = new TreeViewer(new Tree(parent, SWT.MULTI | SWT.H_SCROLL
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| SWT.V_SCROLL | SWT.FULL_SELECTION));
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viewer.setContentProvider(new UsesContentProvider(featureNodeContainerCache));
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//viewer.setContentProvider(new DescriptiveContentProvider(featureNodeContainerCache));
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//viewer.setInput(descService.listTaxonDescriptions(Taxon, null, null, null, null, null, null));
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viewer.setLabelProvider(new UsesLabelProvider());
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//viewer.setSorter(new DescriptiveViewerSorter());
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viewer.setAutoExpandLevel(2);
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Transfer[] transfers = new Transfer[] { DescriptionElementTransfer.getInstance() };
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/*viewer.addDragSupport(dndOperations, transfers, new DescriptionElementDragListener(
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this));
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viewer.addDropSupport(dndOperations, transfers,
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new DescriptionElementDropAdapter(viewer));*/
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// Propagate selection from viewer
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getSite().setSelectionProvider(viewer);
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showAllElementsAction = new ToggleDescriptionAction(false);
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hideAllElementsAction = new ToggleDescriptionAction(true);
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// Add context menu to tree
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createMenu();
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createToolbar();
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// set initial input
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// if(getEditor() != null){
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// viewer.setInput(getEditor().getEditorInput());
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// }
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.taxeditor.model.AbstractCdmViewPart#getInitialSelection()
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*/
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/** {@inheritDoc} */
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@Override
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protected ISelection getInitialSelection() {
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if(getEditor() != null){
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return new StructuredSelection(getEditor().getEditorInput());
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}
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return super.getInitialSelection();
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}
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private void createToolbar() {
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IToolBarManager toolBarManager = getViewSite().getActionBars().getToolBarManager();
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toolBarManager.add(showAllElementsAction);
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toolBarManager.add(hideAllElementsAction);
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}
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private void createMenu(){
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MenuManager menuManager = new MenuManager();
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menuManager.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
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getSite().registerContextMenu(menuManager, viewer);
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// FIXME for some reason this is not working
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menuManager.add(showAllElementsAction);
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menuManager.add(hideAllElementsAction);
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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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}
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@Override
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public void selectionChanged(IWorkbenchPart part, ISelection selection) {
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if(EditorUtil.getActiveEditor() == null){
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showEmptyPage();
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return;
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}
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if(part instanceof BulkEditor){
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showEmptyPage();
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return;
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}
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if(part instanceof AbstractGraphKeyEditor){
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showEmptyPage();
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return;
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}
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/*if(part instanceof DefinedTermEditor){
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showEmptyPage();
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return;
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}*/
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if(part instanceof MultiPageTaxonEditor){
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if(! part.equals(this.part)){
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//TaxonEditorInput input = (TaxonEditorInput)((IEditorPart) part).getEditorInput();
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IEditorInput input = ((IEditorPart) part).getEditorInput();
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featureNodeContainerCache.clear();
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//showViewer(part, new StructuredSelection(CdmStore.getService(IDescriptionService.class).listTaxonDescriptions(input.getTaxonNode().getTaxon(), null, null, null, null, null, null)));
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showViewer(part, new StructuredSelection(input));
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}
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showViewer();
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}
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}
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/*@Override
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public void showViewer(IWorkbenchPart part, IStructuredSelection selection) {
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this.part = part;
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Object element = selection.getFirstElement();
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getViewer().setInput(descService.listTaxonDescriptions((Taxon) element, null, null, null, null, null, null));
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showViewer();
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}*/
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private class ToggleDescriptionAction extends Action{
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private boolean expanded;
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public ToggleDescriptionAction(boolean expand){
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super(null, Action.AS_PUSH_BUTTON);
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expanded = expand;
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setImageAndTooltip();
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}
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private void setImageAndTooltip(){
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setImageDescriptor(new ImageDescriptor() {
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@Override
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public ImageData getImageData() {
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setText(expanded ? "Collapse All" : "Expand All");
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String resource = expanded ? ImageResources.COLLAPSE_ALL : ImageResources.EXPAND_ALL;
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return ImageResources.getImage(resource).getImageData();
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}
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});
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String toolTipText = expanded ? "Collapse all" : "Show all descriptive data";
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setToolTipText(toolTipText);
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}
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@Override
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public void run() {
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if(expanded){
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viewer.collapseAll();
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}else{
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viewer.expandAll();
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}
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setImageAndTooltip();
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}
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}
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/** {@inheritDoc} */
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@Override
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public boolean postOperation(CdmBase objectAffectedByOperation) {
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viewer.refresh();
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return super.postOperation(objectAffectedByOperation);
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}
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/** {@inheritDoc} */
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@Override
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public void changed(Object object) {
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for(FeatureNodeContainerTree containerTree : featureNodeContainerCache.values()){
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containerTree.buildTree();
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}
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viewer.refresh();
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if(object instanceof DescriptionElementBase){
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DescriptionElementBase descriptionElement = (DescriptionElementBase) object;
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DescriptionBase description = descriptionElement.getInDescription();
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FeatureNodeContainerTree containerTree = featureNodeContainerCache.get(description);
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FeatureNodeContainer featureNodeContainer = containerTree.getFeatureNodeContainerForDescriptionElement(descriptionElement);
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viewer.expandToLevel(featureNodeContainer, 1);
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}
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if(object != null){
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StructuredSelection selection = new StructuredSelection(object);
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viewer.setSelection(selection, true);
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}
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super.changed(object);
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}
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/** {@inheritDoc} */
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@Override
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public Viewer getViewer() {
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return viewer;
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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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@Override
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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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