tmf/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/internal/tmf/ui/project/handlers/OpenAction.java

   1 /*******************************************************************************
   2 * Copyright (c) 2012, 2014 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  *   Patrick Tasse - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.tracecompass.internal.tmf.ui.project.handlers;
  14
  15 import org.eclipse.core.commands.ExecutionException;
  16 import org.eclipse.core.commands.NotEnabledException;
  17 import org.eclipse.core.commands.NotHandledException;
  18 import org.eclipse.core.commands.common.NotDefinedException;
  19 import org.eclipse.jface.action.Action;
  20 import org.eclipse.jface.viewers.ISelection;
  21 import org.eclipse.jface.viewers.ISelectionProvider;
  22 import org.eclipse.jface.viewers.IStructuredSelection;
  23 import org.eclipse.tracecompass.internal.tmf.ui.Activator;
  24 import org.eclipse.tracecompass.tmf.ui.project.model.TmfAnalysisOutputElement;
  25 import org.eclipse.tracecompass.tmf.ui.project.model.TmfExperimentElement;
  26 import org.eclipse.tracecompass.tmf.ui.project.model.TmfProjectModelElement;
  27 import org.eclipse.tracecompass.tmf.ui.project.model.TmfReportElement;
  28 import org.eclipse.tracecompass.tmf.ui.project.model.TmfTraceElement;
  29 import org.eclipse.ui.IWorkbenchPage;
  30 import org.eclipse.ui.handlers.IHandlerService;
  31
  32 /**
  33  * <b><u>OpenAction</u></b>
  34  */
  35 public class OpenAction extends Action {
  36
  37     private static final String OPEN_COMMAND_ID = "org.eclipse.ui.navigate.openResource"; //$NON-NLS-1$
  38
  39     private final IWorkbenchPage page;
  40     private final ISelectionProvider selectionProvider;
  41     private TmfProjectModelElement element;
  42
  43     /**
  44      * Default constructor
  45      * @param page the workbench page
  46      * @param selectionProvider the selection provider
  47      */
  48     public OpenAction(IWorkbenchPage page, ISelectionProvider selectionProvider) {
  49         this.page = page;
  50         this.selectionProvider = selectionProvider;
  51     }
  52
  53     @Override
  54     public boolean isEnabled() {
  55         ISelection selection = selectionProvider.getSelection();
  56         if (!selection.isEmpty()) {
  57             IStructuredSelection sSelection = (IStructuredSelection) selection;
  58             Object firstElement = sSelection.getFirstElement();
  59             if ((sSelection.size() == 1) && (firstElement instanceof TmfTraceElement ||
  60                     firstElement instanceof TmfExperimentElement ||
  61                     firstElement instanceof TmfAnalysisOutputElement ||
  62                     firstElement instanceof TmfReportElement)) {
  63                 element = (TmfProjectModelElement) firstElement;
  64                 return true;
  65             }
  66         }
  67         return false;
  68     }
  69
  70     @Override
  71     public void run() {
  72         try {
  73             Object service = page.getActivePart().getSite().getService(IHandlerService.class);
  74             IHandlerService handlerService = (IHandlerService) service;
  75             boolean executeCommand = (element instanceof TmfTraceElement ||
  76                     element instanceof TmfAnalysisOutputElement ||
  77                     element instanceof TmfReportElement);
  78
  79             if (!executeCommand && element instanceof TmfExperimentElement) {
  80                 TmfExperimentElement experiment = (TmfExperimentElement) element;
  81                 executeCommand = (experiment.getTraces().size() > 0);
  82             }
  83
  84             if (executeCommand) {
  85                 handlerService.executeCommand(OPEN_COMMAND_ID, null);
  86             }
  87         } catch (ExecutionException e) {
  88             Activator.getDefault().logError("Error opening resource " + element.getName(), e); //$NON-NLS-1$
  89         } catch (NotDefinedException e) {
  90             Activator.getDefault().logError("Error opening resource " + element.getName(), e); //$NON-NLS-1$
  91         } catch (NotEnabledException e) {
  92             Activator.getDefault().logError("Error opening resource " + element.getName(), e); //$NON-NLS-1$
  93         } catch (NotHandledException e) {
  94             Activator.getDefault().logError("Error opening resource " + element.getName(), e); //$NON-NLS-1$
  95         }
  96     }
  97
  98 }