| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2013, 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.gdbtrace.ui.views.events; |
| 14 | |
| 15 | import java.util.List; |
| 16 | |
| 17 | import org.eclipse.core.runtime.IProgressMonitor; |
| 18 | import org.eclipse.core.runtime.IStatus; |
| 19 | import org.eclipse.core.runtime.Status; |
| 20 | import org.eclipse.core.runtime.jobs.Job; |
| 21 | import org.eclipse.jface.viewers.ISelectionChangedListener; |
| 22 | import org.eclipse.jface.viewers.SelectionChangedEvent; |
| 23 | import org.eclipse.swt.SWT; |
| 24 | import org.eclipse.swt.widgets.Composite; |
| 25 | import org.eclipse.swt.widgets.TableItem; |
| 26 | import org.eclipse.tracecompass.internal.gdbtrace.core.event.GdbTraceEvent; |
| 27 | import org.eclipse.tracecompass.internal.gdbtrace.core.event.GdbTraceEventContent; |
| 28 | import org.eclipse.tracecompass.internal.gdbtrace.core.trace.GdbEventAspects; |
| 29 | import org.eclipse.tracecompass.internal.gdbtrace.core.trace.GdbTrace; |
| 30 | import org.eclipse.tracecompass.tmf.core.signal.TmfSignalHandler; |
| 31 | import org.eclipse.tracecompass.tmf.core.signal.TmfSelectionRangeUpdatedSignal; |
| 32 | import org.eclipse.tracecompass.tmf.core.signal.TmfTraceUpdatedSignal; |
| 33 | import org.eclipse.tracecompass.tmf.core.trace.ITmfTrace; |
| 34 | import org.eclipse.tracecompass.tmf.core.trace.experiment.TmfExperiment; |
| 35 | import org.eclipse.tracecompass.tmf.ui.viewers.events.TmfEventsTable; |
| 36 | |
| 37 | /** |
| 38 | * GDB Event Table |
| 39 | * |
| 40 | * @author Patrick Tasse |
| 41 | */ |
| 42 | public class GdbEventsTable extends TmfEventsTable { |
| 43 | |
| 44 | // ------------------------------------------------------------------------ |
| 45 | // Fields |
| 46 | // ------------------------------------------------------------------------ |
| 47 | |
| 48 | private GdbTrace fSelectedTrace = null; |
| 49 | private long fSelectedFrame = 0; |
| 50 | |
| 51 | // ------------------------------------------------------------------------ |
| 52 | // Constructor |
| 53 | // ------------------------------------------------------------------------ |
| 54 | |
| 55 | /** |
| 56 | * Constructor |
| 57 | * |
| 58 | * @param parent |
| 59 | * the parent |
| 60 | * @param cacheSize |
| 61 | * the cache size |
| 62 | */ |
| 63 | public GdbEventsTable(Composite parent, int cacheSize) { |
| 64 | super(parent, cacheSize, GdbEventAspects.getAspects()); |
| 65 | // Set the alignment of the first two columns |
| 66 | fTable.getColumns()[0].setAlignment(SWT.RIGHT); |
| 67 | fTable.getColumns()[1].setAlignment(SWT.RIGHT); |
| 68 | |
| 69 | // Synchronize currently selected frame in GDB with table selection |
| 70 | addSelectionChangedListener(new ISelectionChangedListener() { |
| 71 | @Override |
| 72 | public void selectionChanged(SelectionChangedEvent e) { |
| 73 | TableItem[] selection = fTable.getSelection(); |
| 74 | if (selection.length > 0) { |
| 75 | TableItem selectedTableItem = selection[0]; |
| 76 | if (selectedTableItem != null) { |
| 77 | Object data = selectedTableItem.getData(); |
| 78 | if (data instanceof GdbTraceEvent) { |
| 79 | GdbTraceEvent event = (GdbTraceEvent) data; |
| 80 | GdbTrace gdbTrace = (GdbTrace) event.getTrace(); |
| 81 | GdbTraceEventContent content = event.getContent(); |
| 82 | selectFrame(gdbTrace, content.getFrameNumber()); |
| 83 | return; |
| 84 | } |
| 85 | } |
| 86 | } |
| 87 | fSelectedTrace = null; |
| 88 | } |
| 89 | }); |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | public void setTrace(ITmfTrace trace, boolean disposeOnClose) { |
| 94 | super.setTrace(trace, disposeOnClose); |
| 95 | if (trace instanceof GdbTrace) { |
| 96 | fSelectedTrace = (GdbTrace) trace; |
| 97 | fSelectedFrame = 0; |
| 98 | } else if (trace instanceof TmfExperiment) { |
| 99 | TmfExperiment experiment = (TmfExperiment) trace; |
| 100 | List<ITmfTrace> expTraces = experiment.getTraces(); |
| 101 | if (!expTraces.isEmpty()) { |
| 102 | fSelectedTrace = (GdbTrace) expTraces.get(0); |
| 103 | fSelectedFrame = 0; |
| 104 | } |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | @Override |
| 109 | @TmfSignalHandler |
| 110 | public void selectionRangeUpdated(final TmfSelectionRangeUpdatedSignal signal) { |
| 111 | // do not synchronize on time |
| 112 | } |
| 113 | |
| 114 | private void selectFrame(final GdbTrace gdbTrace, final long frameNumber) { |
| 115 | Job b = new Job("GDB Trace select frame") { //$NON-NLS-1$ |
| 116 | @Override |
| 117 | protected IStatus run(IProgressMonitor monitor) { |
| 118 | // This sends commands to GDB and can potentially wait on the UI |
| 119 | // thread (gdb traces console buffer full) so it needs to be |
| 120 | // exectued on a non-UI thread |
| 121 | gdbTrace.selectFrame(frameNumber); |
| 122 | fSelectedTrace = gdbTrace; |
| 123 | fSelectedFrame = frameNumber; |
| 124 | return Status.OK_STATUS; |
| 125 | } |
| 126 | }; |
| 127 | b.setSystem(true); |
| 128 | b.schedule(); |
| 129 | } |
| 130 | |
| 131 | @Override |
| 132 | @TmfSignalHandler |
| 133 | public void traceUpdated(TmfTraceUpdatedSignal signal) { |
| 134 | super.traceUpdated(signal); |
| 135 | if (fSelectedTrace.getNbFrames() == fSelectedTrace.getNbEvents()) { |
| 136 | selectFrame(fSelectedTrace, fSelectedFrame); |
| 137 | } |
| 138 | } |
| 139 | } |