org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/editors/TmfEventsEditor.java

   1 /*******************************************************************************
   2  * Copyright (c) 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  *   Patrick Tasse - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.editors;
  14
  15 import org.eclipse.core.resources.IMarker;
  16 import org.eclipse.core.resources.IMarkerDelta;
  17 import org.eclipse.core.resources.IResource;
  18 import org.eclipse.core.resources.IResourceChangeEvent;
  19 import org.eclipse.core.resources.IResourceChangeListener;
  20 import org.eclipse.core.resources.IResourceDelta;
  21 import org.eclipse.core.resources.ResourcesPlugin;
  22 import org.eclipse.core.runtime.CoreException;
  23 import org.eclipse.core.runtime.IProgressMonitor;
  24 import org.eclipse.linuxtools.tmf.signal.TmfSignalHandler;
  25 import org.eclipse.linuxtools.tmf.signal.TmfTraceSelectedSignal;
  26 import org.eclipse.linuxtools.tmf.trace.ITmfTrace;
  27 import org.eclipse.linuxtools.tmf.ui.parsers.ParserProviderManager;
  28 import org.eclipse.linuxtools.tmf.ui.signal.TmfTraceClosedSignal;
  29 import org.eclipse.linuxtools.tmf.ui.signal.TmfTraceOpenedSignal;
  30 import org.eclipse.linuxtools.tmf.ui.signal.TmfTraceParserUpdatedSignal;
  31 import org.eclipse.linuxtools.tmf.ui.viewers.events.TmfEventsTable;
  32 import org.eclipse.linuxtools.tmf.ui.views.project.ProjectView;
  33 import org.eclipse.swt.widgets.Composite;
  34 import org.eclipse.swt.widgets.Display;
  35 import org.eclipse.ui.IEditorInput;
  36 import org.eclipse.ui.IEditorPart;
  37 import org.eclipse.ui.IEditorSite;
  38 import org.eclipse.ui.IFileEditorInput;
  39 import org.eclipse.ui.IPropertyListener;
  40 import org.eclipse.ui.IReusableEditor;
  41 import org.eclipse.ui.PartInitException;
  42 import org.eclipse.ui.ide.FileStoreEditorInput;
  43 import org.eclipse.ui.ide.IGotoMarker;
  44
  45 /**
  46  * <b><u>TmfEventsEditor</u></b>
  47  */
  48 public class TmfEventsEditor extends TmfEditor implements ITmfTraceEditor, IReusableEditor, IPropertyListener, IResourceChangeListener {
  49
  50     public static final String ID = "org.eclipse.linuxtools.tmf.ui.editors.events"; //$NON-NLS-1$
  51
  52     private TmfEventsTable fEventsTable;
  53     private IResource fResource;
  54     private ITmfTrace fTrace;
  55     private Composite fParent;
  56
  57     @Override
  58     public void doSave(IProgressMonitor monitor) {
  59     }
  60
  61     @Override
  62     public void doSaveAs() {
  63     }
  64
  65     @Override
  66     public void init(IEditorSite site, IEditorInput input) throws PartInitException {
  67         if (input instanceof TmfEditorInput) {
  68             fResource = ((TmfEditorInput) input).getResource();
  69             fTrace = ((TmfEditorInput) input).getTrace();
  70         } else if (input instanceof IFileEditorInput) {
  71             fResource = ((IFileEditorInput) input).getFile();
  72             fTrace = ParserProviderManager.getTrace(fResource);
  73             input = new TmfEditorInput(fResource, fTrace);
  74         } else if (input instanceof FileStoreEditorInput) {
  75             try {
  76                 FileStoreEditorInput fileStoreEditorInput = (FileStoreEditorInput) input;
  77                 fResource = ProjectView.createLink(fileStoreEditorInput.getURI());
  78                 fTrace = ParserProviderManager.getTrace(fResource);
  79                 input = new TmfEditorInput(fResource, fTrace);
  80             } catch (CoreException e) {
  81                 throw new PartInitException(e.getMessage());
  82             }
  83         } else {
  84             throw new PartInitException("Invalid IEditorInput: " + input.getClass()); //$NON-NLS-1$
  85         }
  86         if (fTrace == null) {
  87             throw new PartInitException("Invalid IEditorInput: " + fResource.getName()); //$NON-NLS-1$
  88         }
  89         super.setSite(site);
  90         super.setInput(input);
  91     }
  92
  93     @Override
  94     public boolean isDirty() {
  95         return false;
  96     }
  97
  98     @Override
  99     public boolean isSaveAsAllowed() {
 100         return false;
 101     }
 102
 103     @Override
 104     public void setInput(IEditorInput input) {
 105         super.setInput(input);
 106         firePropertyChange(IEditorPart.PROP_INPUT);
 107     }
 108
 109     @Override
 110         public void propertyChanged(Object source, int propId) {
 111         if (propId == IEditorPart.PROP_INPUT) {
 112             broadcast(new TmfTraceClosedSignal(this, fTrace));
 113             fResource = ((TmfEditorInput) getEditorInput()).getResource();
 114             fTrace = ((TmfEditorInput) getEditorInput()).getTrace();
 115             fEventsTable.dispose();
 116             if (fTrace != null) {
 117                 fEventsTable = createEventsTable(fParent, fTrace.getCacheSize());
 118                 fEventsTable.setTrace(fTrace, true);
 119                 fEventsTable.refreshBookmarks(fResource);
 120                 broadcast(new TmfTraceOpenedSignal(this, fTrace, fResource, fEventsTable));
 121             } else {
 122                 fEventsTable = new TmfEventsTable(fParent, 0);
 123             }
 124             fParent.layout();
 125         }
 126     }
 127
 128     @Override
 129     public void createPartControl(Composite parent) {
 130         fParent = parent;
 131         setPartName(getEditorInput().getName());
 132         if (fTrace != null) {
 133             fEventsTable = createEventsTable(parent, fTrace.getCacheSize());
 134             fEventsTable.setTrace(fTrace, true);
 135             fEventsTable.refreshBookmarks(fResource);
 136             broadcast(new TmfTraceOpenedSignal(this, fTrace, fResource, fEventsTable));
 137         } else {
 138             fEventsTable = new TmfEventsTable(parent, 0);
 139         }
 140         addPropertyListener(this);
 141         ResourcesPlugin.getWorkspace().addResourceChangeListener(this, IResourceChangeEvent.POST_CHANGE);
 142     }
 143
 144     @Override
 145     public void dispose() {
 146         ResourcesPlugin.getWorkspace().removeResourceChangeListener(this);
 147         removePropertyListener(this);
 148         if (fTrace != null) {
 149             broadcast(new TmfTraceClosedSignal(this, fTrace));
 150         }
 151         if (fEventsTable != null) {
 152             fEventsTable.dispose();
 153         }
 154         super.dispose();
 155     }
 156
 157     protected TmfEventsTable createEventsTable(Composite parent, int cacheSize) {
 158         TmfEventsTable eventsTable = ParserProviderManager.getEventsTable(fTrace, parent, cacheSize);
 159         if (eventsTable == null) {
 160             eventsTable = new TmfEventsTable(parent, cacheSize);
 161         }
 162         return eventsTable;
 163     }
 164
 165     @Override
 166         public ITmfTrace getTrace() {
 167         return fTrace;
 168     }
 169
 170     @Override
 171     public IResource getResource() {
 172         return fResource;
 173     }
 174
 175     @Override
 176     public void setFocus() {
 177         fEventsTable.setFocus();
 178         if (fTrace != null) {
 179             broadcast(new TmfTraceSelectedSignal(this, fTrace));
 180         }
 181     }
 182
 183     @Override
 184     @SuppressWarnings("rawtypes")
 185     public Object getAdapter(Class adapter) {
 186         if (IGotoMarker.class.equals(adapter)) {
 187                 return fEventsTable;
 188         }
 189         return super.getAdapter(adapter);
 190     }
 191
 192     @Override
 193     public void resourceChanged(IResourceChangeEvent event) {
 194         for (IMarkerDelta delta : event.findMarkerDeltas(IMarker.BOOKMARK, false)) {
 195                 if (delta.getResource().equals(fResource) && delta.getKind() == IResourceDelta.REMOVED) {
 196                         final IMarker bookmark = delta.getMarker();
 197                         Display.getDefault().asyncExec(new Runnable() {
 198                                 @Override
 199                                 public void run() {
 200                                         fEventsTable.removeBookmark(bookmark);
 201                                 }
 202                         });
 203                 }
 204         }
 205     }
 206
 207     // ------------------------------------------------------------------------
 208     // Global commands
 209     // ------------------------------------------------------------------------
 210
 211     public void addBookmark() {
 212         fEventsTable.addBookmark(fResource);
 213     }
 214
 215
 216     // ------------------------------------------------------------------------
 217     // Signal handlers
 218     // ------------------------------------------------------------------------
 219
 220     @TmfSignalHandler
 221     public void traceParserUpdated(TmfTraceParserUpdatedSignal signal) {
 222         if (signal.getTraceResource().equals(fResource)) {
 223             broadcast(new TmfTraceClosedSignal(this, fTrace));
 224             fTrace = ParserProviderManager.getTrace(fResource);
 225             fEventsTable.dispose();
 226             if (fTrace != null) {
 227                 fEventsTable = createEventsTable(fParent, fTrace.getCacheSize());
 228                 fEventsTable.setTrace(fTrace, true);
 229                 broadcast(new TmfTraceOpenedSignal(this, fTrace, fResource, fEventsTable));
 230             } else {
 231                 fEventsTable = new TmfEventsTable(fParent, 0);
 232             }
 233             fParent.layout();
 234         }
 235     }
 236
 237     @TmfSignalHandler
 238     public void traceSelected(TmfTraceSelectedSignal signal) {
 239         if (signal.getSource() != this && signal.getTrace().equals(fTrace)) {
 240             getSite().getPage().bringToTop(this);
 241         }
 242     }
 243
 244 }