eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/contextMenu/ListenToSelectionChangeContextMenu.java

   1 package eu.etaxonomy.taxeditor.editor.view.derivate.contextMenu;
   2
   3 import org.eclipse.jface.action.ContributionItem;
   4 import org.eclipse.jface.action.IContributionItem;
   5 import org.eclipse.swt.SWT;
   6 import org.eclipse.swt.events.SelectionAdapter;
   7 import org.eclipse.swt.events.SelectionEvent;
   8 import org.eclipse.swt.widgets.Menu;
   9 import org.eclipse.swt.widgets.MenuItem;
  10 import org.eclipse.ui.IWorkbenchPart;
  11 import org.eclipse.ui.IWorkbenchWindow;
  12 import org.eclipse.ui.PlatformUI;
  13 import org.eclipse.ui.actions.CompoundContributionItem;
  14
  15 import eu.etaxonomy.taxeditor.editor.l10n.Messages;
  16 import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView;
  17 import eu.etaxonomy.taxeditor.model.ImageResources;
  18
  19 /**
  20  * Context menu for the SingleReads in the derivate hierarchy.
  21  *
  22  */
  23 public class ListenToSelectionChangeContextMenu extends CompoundContributionItem {
  24
  25     @Override
  26     protected IContributionItem[] getContributionItems() {
  27         IContributionItem[] contributionItems = new IContributionItem[] {
  28                 new ContributionItem() {
  29                     @Override
  30                     public void fill(Menu menu, int index) {
  31                         final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
  32                         IWorkbenchPart activePart = window.getActivePage().getActivePart();
  33                         if(activePart instanceof DerivateView){
  34                             final DerivateView derivateView = (DerivateView) activePart;
  35                             MenuItem item = new MenuItem(menu, SWT.NONE);
  36                             if(derivateView.isListenToSelectionChange()){
  37                                 item.setText(Messages.ListenToSelectionChangeContextMenu_UNLINK);
  38                             }
  39                             else{
  40                                 item.setText(Messages.ListenToSelectionChangeContextMenu_LINK);
  41                             }
  42                             item.setImage(ImageResources.getImage(ImageResources.SYNCED));
  43                             item.addSelectionListener(new SelectionAdapterExtension(derivateView));
  44                         }
  45                     }
  46                 }
  47         };
  48         return contributionItems;
  49     }
  50
  51     private final class SelectionAdapterExtension extends SelectionAdapter {
  52
  53         private final DerivateView derivateView;
  54
  55         private SelectionAdapterExtension(DerivateView derivateView) {
  56             this.derivateView = derivateView;
  57         }
  58
  59         @Override
  60         public void widgetSelected(SelectionEvent e) {
  61             derivateView.toggleListenToSelectionChange();
  62         }
  63     }
  64 }
  65