eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/AbstractAccountViewPart.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.taxeditor.view;
  11
  12 import java.util.Collection;
  13
  14 import org.eclipse.core.runtime.IProgressMonitor;
  15 import org.eclipse.jface.action.GroupMarker;
  16 import org.eclipse.jface.action.MenuManager;
  17 import org.eclipse.jface.viewers.ArrayContentProvider;
  18 import org.eclipse.jface.viewers.IBaseLabelProvider;
  19 import org.eclipse.jface.viewers.ISelection;
  20 import org.eclipse.jface.viewers.TableViewer;
  21 import org.eclipse.jface.viewers.Viewer;
  22 import org.eclipse.swt.SWT;
  23 import org.eclipse.swt.events.FocusAdapter;
  24 import org.eclipse.swt.events.FocusEvent;
  25 import org.eclipse.swt.layout.FillLayout;
  26 import org.eclipse.swt.widgets.Composite;
  27 import org.eclipse.swt.widgets.Control;
  28 import org.eclipse.swt.widgets.Menu;
  29 import org.eclipse.ui.IMemento;
  30 import org.eclipse.ui.IWorkbenchActionConstants;
  31 import org.eclipse.ui.IWorkbenchPart;
  32
  33 import eu.etaxonomy.cdm.model.common.CdmBase;
  34 import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
  35 import eu.etaxonomy.taxeditor.model.ContextListenerAdapter;
  36 import eu.etaxonomy.taxeditor.model.IContextListener;
  37 import eu.etaxonomy.taxeditor.store.CdmStore;
  38
  39 /**
  40  * @author n.hoffmann
  41  * @created Feb 16, 2011
  42  * @version 1.0
  43  */
  44 public abstract class AbstractAccountViewPart<T> extends AbstractCdmViewPart {
  45
  46         private class ContextListener extends ContextListenerAdapter{
  47
  48                 /* (non-Javadoc)
  49                  * @see eu.etaxonomy.taxeditor.model.IContextListener#contextStop(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
  50                  */
  51                 @Override
  52                 public void contextStop(IMemento memento, IProgressMonitor monitor) {
  53                         monitor.subTask("Shutting down User View");
  54                         viewer.setInput(null);
  55                 }
  56
  57                 /* (non-Javadoc)
  58                  * @see eu.etaxonomy.taxeditor.model.IContextListener#contextStart(org.eclipse.ui.IMemento, org.eclipse.core.runtime.IProgressMonitor)
  59                  */
  60                 @Override
  61                 public void contextStart(IMemento memento, IProgressMonitor monitor) {
  62                         monitor.subTask("Initiating User View");
  63                         viewer.setInput(getInput());
  64                 }
  65         }
  66
  67         protected TableViewer viewer;
  68
  69         private IContextListener contextListener;
  70
  71         /* (non-Javadoc)
  72          * @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
  73          */
  74         /** {@inheritDoc} */
  75         @Override
  76         public void createPartControl(Composite parent) {
  77                 contextListener = new ContextListener();
  78                 CdmStore.getContextManager().addContextListener(contextListener);
  79
  80                 FillLayout fillLayout = new FillLayout();
  81                 fillLayout.marginWidth = 0;
  82                 fillLayout.marginHeight = 0;
  83                 fillLayout.type = SWT.VERTICAL;
  84                 parent.setLayout(fillLayout);
  85
  86                 viewer = new TableViewer(parent, SWT.MULTI | SWT.H_SCROLL
  87                                 | SWT.V_SCROLL | SWT.FULL_SELECTION);
  88
  89                 getSite().setSelectionProvider(viewer);
  90
  91                 createColumns(viewer);
  92
  93                 MenuManager menuMgr = new MenuManager();
  94                 menuMgr.add(new GroupMarker(IWorkbenchActionConstants.MB_ADDITIONS));
  95                 getSite().registerContextMenu(menuMgr, viewer);
  96
  97                 Control control = viewer.getControl();
  98                 Menu menu = menuMgr.createContextMenu(control);
  99                 control.setMenu(menu);
 100
 101                 viewer.setContentProvider(new ArrayContentProvider());
 102                 viewer.setLabelProvider(getLabelProvider());
 103
 104                 if(CdmStore.isActive()){
 105                         viewer.setInput(getInput());
 106                 }
 107
 108
 109                 this.addListenerObject(new FocusAdapter() {
 110                         /* (non-Javadoc)
 111                          * @see org.eclipse.swt.events.FocusAdapter#focusGained(org.eclipse.swt.events.FocusEvent)
 112                          */
 113                         @Override
 114                         public void focusGained(FocusEvent e) {
 115                                 super.focusGained(e);
 116                                 getConversationHolder().bind();
 117                                 if (!viewer.getControl().isDisposed()){
 118                                     viewer.getControl().setFocus();
 119                                 }
 120                         }
 121                 });
 122         }
 123
 124         /**
 125          * @return
 126          */
 127         protected abstract IBaseLabelProvider getLabelProvider();
 128
 129         /**
 130          * @param viewer2
 131          */
 132         protected abstract void createColumns(TableViewer viewer);
 133
 134         /**
 135          * @return the contextListener
 136          */
 137         public IContextListener getContextListener() {
 138                 if(contextListener == null){
 139                         throw new IllegalStateException("Context listener was not initialized");
 140                 }
 141                 return contextListener;
 142         }
 143
 144         /* (non-Javadoc)
 145          * @see eu.etaxonomy.cdm.persistence.hibernate.ICdmPostDataChangeObserver#update(eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap)
 146          */
 147         @Override
 148         public void update(CdmDataChangeMap changeEvents) {
 149                 // data changes can only be generate here at the moment
 150         }
 151
 152         /* (non-Javadoc)
 153          * @see eu.etaxonomy.taxeditor.operation.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
 154          */
 155         @Override
 156         public boolean postOperation(CdmBase objectAffectedByOperation) {
 157                 if(CdmStore.isActive()){
 158                         viewer.setInput(getInput());
 159                         viewer.refresh();
 160                 }
 161
 162                 return true;
 163         }
 164
 165         /**
 166          * @return
 167          */
 168         public abstract Collection getInput();
 169
 170         /* (non-Javadoc)
 171          * @see org.eclipse.ui.part.WorkbenchPart#dispose()
 172          */
 173         @Override
 174         public void dispose() {
 175                 CdmStore.getContextManager().removeContextListener(getContextListener());
 176                 super.dispose();
 177         }
 178
 179
 180         @Override
 181         public void selectionChanged(IWorkbenchPart part, ISelection selection) {
 182                 // TODO Auto-generated method stub
 183
 184         }
 185
 186         @Override
 187         public Viewer getViewer() {
 188                 return viewer;
 189         }
 190
 191         @Override
 192         public void createViewer(Composite parent) {
 193                 // TODO Auto-generated method stub
 194
 195         }
 196
 197         @Override
 198         public void changed(Object object) {
 199                 // do nothing
 200         }
 201
 202
 203         @Override
 204         public boolean onComplete() {
 205                 return true;
 206         }
 207
 208 }