org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/internal/tmf/ui/project/handlers/ClearViewsHandler.java

   1 /*******************************************************************************
   2  * Copyright (c) 2012 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Francois Chouinard - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.internal.tmf.ui.project.handlers;
  14
  15 import org.eclipse.core.commands.AbstractHandler;
  16 import org.eclipse.core.commands.ExecutionEvent;
  17 import org.eclipse.core.commands.ExecutionException;
  18 import org.eclipse.jface.dialogs.MessageDialog;
  19 import org.eclipse.linuxtools.tmf.core.signal.TmfClearExperimentSignal;
  20 import org.eclipse.linuxtools.tmf.core.signal.TmfSignalManager;
  21 import org.eclipse.ui.PlatformUI;
  22
  23 /**
  24  * Sends the clear signal to the TmfView:s
  25  *
  26  * @version 1.0
  27  * @author Francois Chouinard
  28  */
  29 public class ClearViewsHandler extends AbstractHandler {
  30
  31     // ------------------------------------------------------------------------
  32     // Execution
  33     // ------------------------------------------------------------------------
  34
  35     @Override
  36     public Object execute(ExecutionEvent event) throws ExecutionException {
  37         boolean clearViewConfirmed = MessageDialog.openConfirm(
  38                 PlatformUI.getWorkbench().getDisplay().getActiveShell(),
  39                 Messages.ClearViewsHandler_title, Messages.ClearViewsHandler_message);
  40         if (clearViewConfirmed) {
  41             TmfSignalManager.dispatchSignal(new TmfClearExperimentSignal(this));
  42         }
  43         return null;
  44     }
  45
  46 }