org.eclipse.linuxtools.lttng2.ui/src/org/eclipse/linuxtools/internal/lttng2/ui/views/control/model/impl/TraceEventComponent.java

   1 /**********************************************************************
   2  * Copyright (c) 2012, 2013 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  *   Bernd Hufmann - Initial API and implementation
  11  *   Bernd Hufmann - Updated for support of LTTng Tools 2.1
  12  **********************************************************************/
  13 package org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl;
  14
  15 import java.util.List;
  16
  17 import org.eclipse.core.commands.ExecutionException;
  18 import org.eclipse.core.runtime.IProgressMonitor;
  19 import org.eclipse.linuxtools.internal.lttng2.core.control.model.IEventInfo;
  20 import org.eclipse.linuxtools.internal.lttng2.core.control.model.TraceEnablement;
  21 import org.eclipse.linuxtools.internal.lttng2.core.control.model.TraceEventType;
  22 import org.eclipse.linuxtools.internal.lttng2.core.control.model.TraceLogLevel;
  23 import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.EventInfo;
  24 import org.eclipse.linuxtools.internal.lttng2.ui.Activator;
  25 import org.eclipse.linuxtools.internal.lttng2.ui.views.control.messages.Messages;
  26 import org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.ITraceControlComponent;
  27 import org.eclipse.linuxtools.internal.lttng2.ui.views.control.property.TraceEventPropertySource;
  28 import org.eclipse.swt.graphics.Image;
  29 import org.eclipse.ui.views.properties.IPropertySource;
  30
  31
  32 /**
  33  * <p>
  34  * Implementation of the trace channel component.
  35  * </p>
  36  *
  37  * @author Bernd Hufmann
  38  */
  39 public class TraceEventComponent extends TraceControlComponent {
  40     // ------------------------------------------------------------------------
  41     // Constants
  42     // ------------------------------------------------------------------------
  43     /**
  44      * Path to icon file for this component (enabled state).
  45      */
  46     public static final String TRACE_EVENT_ICON_FILE_ENABLED = "icons/obj16/event_enabled.gif"; //$NON-NLS-1$
  47     /**
  48      * Path to icon file for this component (disabled state).
  49      */
  50     public static final String TRACE_EVENT_ICON_FILE_DISABLED = "icons/obj16/event_disabled.gif"; //$NON-NLS-1$
  51
  52     // ------------------------------------------------------------------------
  53     // Attributes
  54     // ------------------------------------------------------------------------
  55     /**
  56      * The event information.
  57      */
  58     protected IEventInfo fEventInfo = null;
  59     /**
  60      * The image to be displayed when in disabled state.
  61      */
  62     private Image fDisabledImage = null;
  63
  64     // ------------------------------------------------------------------------
  65     // Constructors
  66     // ------------------------------------------------------------------------
  67     /**
  68      * Constructor
  69      * @param name - the name of the component.
  70      * @param parent - the parent of this component.
  71      */
  72     public TraceEventComponent(String name, ITraceControlComponent parent) {
  73         super(name, parent);
  74         setImage(TRACE_EVENT_ICON_FILE_ENABLED);
  75         setToolTip(Messages.TraceControl_EventDisplayName);
  76         fEventInfo = new EventInfo(name);
  77         fDisabledImage = Activator.getDefault().loadIcon(TRACE_EVENT_ICON_FILE_DISABLED);
  78     }
  79
  80     // ------------------------------------------------------------------------
  81     // Accessors
  82     // ------------------------------------------------------------------------
  83     /*
  84      * (non-Javadoc)
  85      * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceControlComponent#getImage()
  86      */
  87     @Override
  88     public Image getImage() {
  89         if (fEventInfo.getState() == TraceEnablement.DISABLED) {
  90             return fDisabledImage;
  91         }
  92         return super.getImage();
  93     }
  94
  95     /**
  96      * Sets the event information.
  97      * @param eventInfo - the event information to set.
  98      */
  99     public void setEventInfo(IEventInfo eventInfo) {
 100         fEventInfo = eventInfo;
 101     }
 102
 103     /**
 104      * @return the trace event type
 105      */
 106     public TraceEventType getEventType() {
 107         return fEventInfo.getEventType();
 108     }
 109
 110     /**
 111      * Sets the trace event type to the given type
 112      * @param type - type to set
 113      */
 114     public void setEventType(TraceEventType type) {
 115         fEventInfo.setEventType(type);
 116     }
 117
 118     /**
 119      * Sets the trace event type to the type specified by the given name.
 120      * @param typeName - event type name
 121      */
 122     public void setEventType(String typeName) {
 123         fEventInfo.setEventType(typeName);
 124     }
 125
 126     /**
 127      * @return the event state (enabled or disabled).
 128      */
 129     public TraceEnablement getState() {
 130         return fEventInfo.getState();
 131     }
 132
 133     /**
 134      * Sets the event state (enablement) to the given value.
 135      * @param state - state to set.
 136      */
 137     public void setState(TraceEnablement state) {
 138         fEventInfo.setState(state);
 139     }
 140
 141     /**
 142      * Sets the event state (enablement) to the value specified by the given name.
 143      * @param stateName - state to set.
 144      */
 145     public void setState(String stateName) {
 146         fEventInfo.setState(stateName);
 147     }
 148
 149     /**
 150      * @return the trace event log level
 151      */
 152     public TraceLogLevel getLogLevel() {
 153         return fEventInfo.getLogLevel();
 154     }
 155
 156     /**
 157      * Sets the trace event log level to the given level
 158      * @param level - event log level to set
 159      */
 160     public void setLogLevel(TraceLogLevel level) {
 161         fEventInfo.setLogLevel(level);
 162     }
 163
 164     /**
 165      * Sets the trace event log level to the level specified by the given name.
 166      * @param levelName - event log level name
 167      */
 168     public void setLogLevel(String levelName) {
 169         fEventInfo.setLogLevel(levelName);
 170     }
 171
 172     /**
 173      * Returns filter expression.
 174      * @return filter expression
 175      */
 176     public String getFilterExpression() {
 177         return fEventInfo.getFilterExpression();
 178     }
 179
 180     /**
 181      * Sets the filter expression.
 182      * @param filter The filter expression to set
 183      */
 184     public void setFilterExpression(String filter) {
 185         fEventInfo.setFilterExpression(filter);
 186     }
 187
 188     /*
 189      * (non-Javadoc)
 190      * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.impl.TraceControlComponent#getAdapter(java.lang.Class)
 191      */
 192     @Override
 193     public Object getAdapter(Class adapter) {
 194         if (adapter == IPropertySource.class) {
 195             return new TraceEventPropertySource(this);
 196         }
 197         return null;
 198     }
 199
 200     /**
 201      * @return session name from parent
 202      */
 203     public String getSessionName() {
 204        return ((TraceChannelComponent)getParent()).getSessionName();
 205     }
 206
 207     /**
 208      * @return session from parent
 209      */
 210     public TraceSessionComponent getSession() {
 211        return ((TraceChannelComponent)getParent()).getSession();
 212     }
 213
 214     /**
 215      * @return channel name from parent
 216      */
 217     public String getChannelName() {
 218         return getParent().getName();
 219     }
 220
 221     /**
 222      * @return if domain is kernel or UST
 223      */
 224     public boolean isKernel() {
 225         return ((TraceChannelComponent)getParent()).isKernel();
 226     }
 227
 228     // ------------------------------------------------------------------------
 229     // Operations
 230     // ------------------------------------------------------------------------
 231
 232     /**
 233      * Add contexts to given channels and or events
 234      *
 235      * @param contexts
 236      *            - a list of contexts to add
 237      * @param monitor
 238      *            - a progress monitor
 239      * @throws ExecutionException
 240      *             If the command fails
 241      */
 242     public void addContexts(List<String> contexts, IProgressMonitor monitor)
 243             throws ExecutionException {
 244         getControlService().addContexts(getSessionName(), getChannelName(),
 245                 getName(), isKernel(), contexts, monitor);
 246     }
 247 }