eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/editor/definedterm/DefinedTermEditor.java

   1 // $Id$
   2 /**
   3  * Copyright (C) 2009 EDIT
   4  * European Distributed Institute of Taxonomy
   5  * http://www.e-taxonomy.eu
   6  *
   7  * The contents of this file are subject to the Mozilla Public License Version 1.1
   8  * See LICENSE.TXT at the top of this package for the full license terms.
   9  */
  10 package eu.etaxonomy.taxeditor.editor.definedterm;
  11
  12 import org.eclipse.core.runtime.IProgressMonitor;
  13 import org.eclipse.jface.action.GroupMarker;
  14 import org.eclipse.jface.action.MenuManager;
  15 import org.eclipse.jface.viewers.ISelection;
  16 import org.eclipse.jface.viewers.StructuredSelection;
  17 import org.eclipse.jface.viewers.TreeViewer;
  18 import org.eclipse.jface.viewers.ViewerSorter;
  19 import org.eclipse.swt.SWT;
  20 import org.eclipse.swt.dnd.DND;
  21 import org.eclipse.swt.dnd.Transfer;
  22 import org.eclipse.swt.layout.FillLayout;
  23 import org.eclipse.swt.widgets.Composite;
  24 import org.eclipse.swt.widgets.Control;
  25 import org.eclipse.swt.widgets.Menu;
  26 import org.eclipse.ui.IEditorInput;
  27 import org.eclipse.ui.IEditorSite;
  28 import org.eclipse.ui.ISelectionListener;
  29 import org.eclipse.ui.ISelectionService;
  30 import org.eclipse.ui.IWorkbenchActionConstants;
  31 import org.eclipse.ui.IWorkbenchPart;
  32 import org.eclipse.ui.PartInitException;
  33 import org.eclipse.ui.part.EditorPart;
  34
  35 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  36 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  37 import eu.etaxonomy.cdm.model.common.CdmBase;
  38 import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
  39 import eu.etaxonomy.taxeditor.editor.definedterm.input.TermEditorInput;
  40 import eu.etaxonomy.taxeditor.model.IDirtyMarkableSelectionProvider;
  41 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  42 import eu.etaxonomy.taxeditor.store.CdmStore;
  43 import eu.etaxonomy.taxeditor.ui.element.LayoutConstants;
  44
  45 /**
  46  * @author l.morris
  47  * @date 3 Jan 2012
  48  *
  49  */
  50 public class DefinedTermEditor extends EditorPart implements IConversationEnabled, ISelectionListener, IDirtyMarkableSelectionProvider, IPostOperationEnabled {
  51
  52         public static final String ID = "eu.etaxonomy.taxeditor.editor.definedTerm";
  53
  54         public static final String OPEN_COMMAND_ID = "eu.etaxonomy.taxeditor.store.openDefinedTermEditor";
  55
  56         protected TreeViewer viewer;
  57         protected ConversationHolder conversation;
  58         private ISelectionService selectionService;
  59         private boolean dirty;
  60
  61
  62
  63         private int dndOperations = DND.DROP_COPY | DND.DROP_MOVE;
  64         /**
  65          *
  66          */
  67         public DefinedTermEditor() {
  68                 super();
  69                 conversation = CdmStore.createConversation();
  70         }
  71
  72         @Override
  73         public void createPartControl(Composite parent) {
  74
  75         //              parent.setBackground(Display.getDefault().getSystemColor(SWT.COLOR_BLUE));
  76
  77                         FillLayout layout = new FillLayout();
  78                         layout.marginHeight = 0;
  79                         layout.marginWidth = 0;
  80                         layout.type = SWT.VERTICAL;
  81
  82                         parent.setLayout(layout);
  83                         viewer = new TreeViewer(parent);
  84                         viewer.getControl().setLayoutData(LayoutConstants.FILL());
  85                         viewer.setContentProvider(new TermContentProvider());
  86                         viewer.setLabelProvider(new TermLabelProvider());
  87                         viewer.setSorter(new ViewerSorter());
  88
  89                         Transfer[] transfers = new Transfer[] { TermTransfer.getInstance() };
  90                         viewer.addDragSupport(dndOperations, transfers, new DefinedTermDragListener(viewer));
  91                         viewer.addDropSupport(dndOperations, transfers, new DefinedTermDropAdapter(this));
  92
  93                         getDefinedTermEditorInput().initialiseVocabularies();
  94                         viewer.setInput(getDefinedTermEditorInput().getVocabularies());
  95
  96                         getSite().setSelectionProvider(viewer);
  97
  98                         selectionService = getSite().getWorkbenchWindow().getSelectionService();
  99                         selectionService.addSelectionListener(this);
 100
 101                         setPartName(getEditorInput().getName());
 102                         createMenu();
 103                 }
 104
 105
 106
 107
 108         /**
 109          *
 110          */
 111         public TermEditorInput getDefinedTermEditorInput() {
 112                 return (TermEditorInput) getEditorInput();
 113         }
 114
 115         /* (non-Javadoc)
 116          * @see eu.etaxonomy.taxeditor.operation.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
 117          */
 118         @Override
 119         public boolean postOperation(CdmBase objectAffectedByOperation) {
 120
 121
 122                 viewer.refresh();
 123
 124                 if(objectAffectedByOperation != null){
 125                         viewer.setSelection(new StructuredSelection(objectAffectedByOperation));
 126                 }
 127                 setDirty(true);
 128
 129                 return true;
 130         }
 131
 132         private void createMenu() {
 133                 // register context menu
 134                 MenuManager menuManager = new MenuManager();
 135                 menuManager
 136                                 .add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
 137                 getSite().registerContextMenu(ID, menuManager, viewer);
 138
 139                 Control control = viewer.getControl();
 140                 Menu menu = menuManager.createContextMenu(control);
 141                 control.setMenu(menu);
 142         }
 143
 144
 145
 146
 147         @Override
 148         public void doSave(IProgressMonitor monitor) {
 149                 getConversationHolder().commit();
 150                 setDirty(false);
 151                 getDefinedTermEditorInput().initialiseVocabularies();
 152         }
 153
 154
 155         @Override
 156         public void doSaveAs() {}
 157
 158         @Override
 159         public void init(IEditorSite site, IEditorInput input) throws PartInitException {
 160                 setSite(site);
 161                 setInput(input);
 162
 163         }
 164
 165         @Override
 166         public boolean isDirty() {
 167                 return dirty;
 168         }
 169
 170         @Override
 171         public boolean isSaveAsAllowed() {
 172                 return false;
 173         }
 174
 175         @Override
 176         public void setFocus() {
 177                 getConversationHolder().bind();
 178         }
 179
 180         @Override
 181         public void update(CdmDataChangeMap changeEvents) {
 182                 // TODO Auto-generated method stub
 183
 184         }
 185
 186         @Override
 187         public ConversationHolder getConversationHolder() {
 188                 return conversation;
 189         }
 190
 191         @Override
 192         public void selectionChanged(IWorkbenchPart part, ISelection selection) {
 193                 // TODO Auto-generated method stub
 194
 195         }
 196
 197         @Override
 198         public void changed(Object element) {
 199                 dirty = true;
 200                 setDirty(true);
 201                 viewer.update(element, null);
 202         }
 203
 204         /**
 205          * @param dirty the dirty to set
 206          */
 207         public void setDirty(boolean dirty) {
 208                 this.dirty = dirty;
 209                 firePropertyChange(PROP_DIRTY);
 210         }
 211
 212         @Override
 213         public boolean onComplete() {
 214                 // TODO Auto-generated method stub
 215                 return false;
 216         }
 217
 218         /**
 219          *
 220          */
 221         public TreeViewer getViewer() {
 222                 return viewer;
 223         }
 224
 225
 226
 227 }