org.simantics.district.route.ui/src/org/simantics/district/route/ui/handlers/DiscardRoute.java

   1 package org.simantics.district.route.ui.handlers;
   2
   3 import javax.inject.Named;
   4
   5 import org.eclipse.e4.core.di.annotations.CanExecute;
   6 import org.eclipse.e4.core.di.annotations.Execute;
   7 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
   8 import org.eclipse.e4.ui.services.IServiceConstants;
   9 import org.eclipse.jface.viewers.ISelection;
  10 import org.eclipse.swt.widgets.Shell;
  11 import org.simantics.district.route.Route;
  12 import org.simantics.district.route.ui.internal.Activator;
  13 import org.simantics.utils.ui.ISelectionUtils;
  14
  15 /**
  16  * @author Tuukka Lehtonen
  17  */
  18 public class DiscardRoute {
  19
  20     @CanExecute
  21     public boolean canExecute(@Named(IServiceConstants.ACTIVE_SELECTION) ISelection selection) {
  22         return ISelectionUtils.filterSingleSelection(selection, Route.class) != null;
  23     }
  24
  25     @Execute
  26     public void execute(@Named(IServiceConstants.ACTIVE_SHELL) Shell activeShell,
  27             @Named(IServiceConstants.ACTIVE_PART) MPart part,
  28             @Named(IServiceConstants.ACTIVE_SELECTION) ISelection selection) {
  29         // get selected route
  30         Route route = ISelectionUtils.filterSingleSelection(selection, Route.class);
  31         if (route != null)
  32             Activator.getDefault().getRouteService().discardRoute(route);
  33     }
  34
  35 }