org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/tmf/ui/views/statesystem/TmfStateSystemExplorer.java

   1 /*******************************************************************************
   2  * Copyright (c) 2013, 2014 École Polytechnique de Montréal, 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  *   Florian Wininger - Initial API and implementation
  11  *   Alexandre Montplaisir - Refactoring, performance tweaks
  12  *   Bernd Hufmann - Updated signal handling
  13  *   Marc-Andre Laperle - Add time zone preference
  14  *   Geneviève Bastien - Use a tree viewer instead of a tree
  15  *******************************************************************************/
  16
  17 package org.eclipse.tracecompass.tmf.ui.views.statesystem;
  18
  19 import java.io.File;
  20
  21 import org.eclipse.jface.action.Action;
  22 import org.eclipse.jface.action.IToolBarManager;
  23 import org.eclipse.jface.resource.ImageDescriptor;
  24 import org.eclipse.swt.graphics.Image;
  25 import org.eclipse.swt.widgets.Composite;
  26 import org.eclipse.tracecompass.internal.tmf.ui.Activator;
  27 import org.eclipse.tracecompass.tmf.core.signal.TmfTraceSelectedSignal;
  28 import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace;
  29 import org.eclipse.tracecompass.tmf.ui.views.TmfView;
  30 import org.eclipse.ui.IActionBars;
  31
  32 /**
  33  * Displays the State System at a current time.
  34  *
  35  * @author Florian Wininger
  36  * @author Alexandre Montplaisir
  37  */
  38 public class TmfStateSystemExplorer extends TmfView {
  39
  40     /** The Environment View's ID */
  41     public static final String ID = "org.eclipse.linuxtools.tmf.ui.views.ssview"; //$NON-NLS-1$
  42
  43     private static final Image FILTER_IMAGE =
  44             Activator.getDefault().getImageFromPath( File.separator + "icons" +  File.separator + "elcl16" +  File.separator + "filter_items.gif"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
  45
  46     private TmfStateSystemViewer fViewer;
  47
  48     /**
  49      * Default constructor
  50      */
  51     public TmfStateSystemExplorer() {
  52         super(ID);
  53     }
  54
  55     // ------------------------------------------------------------------------
  56     // ViewPart
  57     // ------------------------------------------------------------------------
  58
  59     @Override
  60     public void createPartControl(Composite parent) {
  61
  62         fViewer = new TmfStateSystemViewer(parent);
  63
  64         fillToolBar() ;
  65
  66         ITmfTrace trace = getActiveTrace();
  67         if (trace != null) {
  68             fViewer.traceSelected(new TmfTraceSelectedSignal(this, trace));
  69         }
  70
  71     }
  72
  73     // ------------------------------------------------------------------------
  74     // Part For Button Action
  75     // ------------------------------------------------------------------------
  76
  77     private void fillToolBar() {
  78         Action fFilterAction = new FilterAction();
  79         fFilterAction.setImageDescriptor(ImageDescriptor.createFromImage(FILTER_IMAGE));
  80         fFilterAction.setToolTipText(Messages.FilterButton) ;
  81         fFilterAction.setChecked(false);
  82
  83         IActionBars bars = getViewSite().getActionBars();
  84         IToolBarManager manager = bars.getToolBarManager();
  85         manager.add(fFilterAction);
  86     }
  87
  88     private class FilterAction extends Action {
  89         @Override
  90         public void run() {
  91             fViewer.changeFilterStatus();
  92         }
  93     }
  94
  95     @Override
  96     public void setFocus() {
  97     }
  98
  99     @Override
 100     public void dispose() {
 101         super.dispose();
 102         if (fViewer != null) {
 103             fViewer.dispose();
 104         }
 105     }
 106 }