bundles/org.simantics.simulation.ui/src/org/simantics/simulation/ui/handlers/Run.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.simulation.ui.handlers;
  13
  14 import java.util.Map;
  15
  16 import org.eclipse.core.commands.AbstractHandler;
  17 import org.eclipse.core.commands.Command;
  18 import org.eclipse.core.commands.ExecutionEvent;
  19 import org.eclipse.core.commands.ExecutionException;
  20 import org.eclipse.core.commands.State;
  21 import org.eclipse.ui.PlatformUI;
  22 import org.eclipse.ui.commands.ICommandService;
  23 import org.eclipse.ui.commands.IElementUpdater;
  24 import org.eclipse.ui.menus.UIElement;
  25 import org.simantics.simulation.experiment.ExperimentUtil;
  26 import org.simantics.simulation.ui.Activator;
  27
  28 public class Run extends AbstractHandler implements IElementUpdater {
  29
  30     @Override
  31     public Object execute(ExecutionEvent event) throws ExecutionException {
  32         ICommandService service =
  33             (ICommandService) PlatformUI.getWorkbench().getService(ICommandService.class);
  34         Command command = service.getCommand("org.simantics.simulation.ui.run");
  35         State state = command.getState("org.simantics.simulation.ui.run.state");
  36
  37         ExperimentUtil.simulate(!(Boolean)state.getValue());
  38         return null;
  39     }
  40
  41     @SuppressWarnings("rawtypes")
  42     @Override
  43     public void updateElement(UIElement element, Map parameters) {
  44         ICommandService commandService =
  45             (ICommandService) PlatformUI.getWorkbench().getService(ICommandService.class);
  46         Command command = commandService.getCommand("org.simantics.simulation.ui.run");
  47         boolean checked = (Boolean) command.getState("org.simantics.simulation.ui.run.state").getValue();
  48         element.setChecked(checked);
  49         if (checked) {
  50             element.setIcon(Activator.PAUSE_ICON);
  51             element.setHoverIcon(Activator.PAUSE_HOVER_ICON);
  52             element.setTooltip("Pause");
  53         } else {
  54             element.setIcon(Activator.PLAY_ICON);
  55             element.setHoverIcon(Activator.PLAY_HOVER_ICON);
  56             element.setTooltip("Run");
  57         }
  58     }
  59
  60 }