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