org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/views/TmfEventsView.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009, 2010 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  *   Patrick Tasse - Factored out events table
  12  *******************************************************************************/
  13
  14 package org.eclipse.linuxtools.tmf.ui.views;
  15
  16 import org.eclipse.linuxtools.tmf.event.TmfEvent;
  17 import org.eclipse.linuxtools.tmf.experiment.TmfExperiment;
  18 import org.eclipse.linuxtools.tmf.signal.TmfExperimentSelectedSignal;
  19 import org.eclipse.linuxtools.tmf.signal.TmfSignalHandler;
  20 import org.eclipse.linuxtools.tmf.ui.viewers.events.TmfEventsTable;
  21 import org.eclipse.swt.widgets.Composite;
  22
  23 /**
  24  * <b><u>TmfEventsView</u></b>
  25  * <p>
  26  *
  27  * TODO: Implement me. Please.
  28  * TODO: Handle column selection, sort, ... generically (nothing less...)
  29  * TODO: Implement hide/display columns
  30  */
  31 public class TmfEventsView extends TmfView {
  32
  33     public static final String ID = "org.eclipse.linuxtools.tmf.ui.views.events";
  34
  35     private TmfExperiment<TmfEvent> fExperiment;
  36     private TmfEventsTable fEventsTable;
  37     private static final int DEFAULT_CACHE_SIZE = 1000;
  38     private final int fCacheSize;
  39     private String fTitlePrefix;
  40
  41         // ------------------------------------------------------------------------
  42     // Constructor
  43         // ------------------------------------------------------------------------
  44
  45     public TmfEventsView(int cacheSize) {
  46         super("TmfEventsView");
  47         fCacheSize = cacheSize;
  48     }
  49
  50     public TmfEventsView() {
  51         this(DEFAULT_CACHE_SIZE);
  52     }
  53
  54         // ------------------------------------------------------------------------
  55     // ViewPart
  56         // ------------------------------------------------------------------------
  57
  58     @SuppressWarnings("unchecked")
  59         @Override
  60         public void createPartControl(Composite parent) {
  61         fEventsTable = createEventsTable(parent, fCacheSize);
  62
  63         fTitlePrefix = getTitle();
  64
  65         // If an experiment is already selected, update the table
  66         fExperiment = (TmfExperiment<TmfEvent>) TmfExperiment.getCurrentExperiment();
  67         if (fExperiment != null) {
  68             experimentSelected(new TmfExperimentSelectedSignal<TmfEvent>(fEventsTable, fExperiment));
  69         }
  70     }
  71
  72     @Override
  73     public void dispose() {
  74         if (fEventsTable != null) {
  75             fEventsTable.dispose();
  76         }
  77         super.dispose();
  78     }
  79
  80     protected TmfEventsTable createEventsTable(Composite parent, int cacheSize) {
  81         return new TmfEventsTable(parent, cacheSize);
  82     }
  83
  84     /* (non-Javadoc)
  85      * @see org.eclipse.ui.part.WorkbenchPart#setFocus()
  86      */
  87     @Override
  88         public void setFocus() {
  89         fEventsTable.setFocus();
  90     }
  91
  92     /* (non-Javadoc)
  93      * @see java.lang.Object#toString()
  94      */
  95     @Override
  96         public String toString() {
  97         return "[TmfEventsView]";
  98     }
  99
 100     // ------------------------------------------------------------------------
 101     // Signal handlers
 102         // ------------------------------------------------------------------------
 103
 104         @SuppressWarnings("unchecked")
 105     @TmfSignalHandler
 106     public void experimentSelected(TmfExperimentSelectedSignal<TmfEvent> signal) {
 107         // Update the trace reference
 108         fExperiment = (TmfExperiment<TmfEvent>) signal.getExperiment();
 109         setPartName(fTitlePrefix + " - " + fExperiment.getName());
 110
 111         if (fEventsTable != null) {
 112             fEventsTable.setTrace(fExperiment);
 113         }
 114     }
 115
 116 }