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.IResource;
  16 import org.eclipse.core.runtime.CoreException;
  17 import org.eclipse.core.runtime.IProgressMonitor;
  18 import org.eclipse.linuxtools.tmf.signal.TmfSignalHandler;
  19 import org.eclipse.linuxtools.tmf.signal.TmfTraceSelectedSignal;
  20 import org.eclipse.linuxtools.tmf.trace.ITmfTrace;
  21 import org.eclipse.linuxtools.tmf.ui.parsers.ParserProviderManager;
  22 import org.eclipse.linuxtools.tmf.ui.signal.TmfTraceClosedSignal;
  23 import org.eclipse.linuxtools.tmf.ui.signal.TmfTraceParserUpdatedSignal;
  24 import org.eclipse.linuxtools.tmf.ui.viewers.events.TmfEventsTable;
  25 import org.eclipse.linuxtools.tmf.ui.views.project.ProjectView;
  26 import org.eclipse.swt.widgets.Composite;
  27 import org.eclipse.ui.IEditorInput;
  28 import org.eclipse.ui.IEditorPart;
  29 import org.eclipse.ui.IEditorSite;
  30 import org.eclipse.ui.IFileEditorInput;
  31 import org.eclipse.ui.IPropertyListener;
  32 import org.eclipse.ui.IReusableEditor;
  33 import org.eclipse.ui.PartInitException;
  34 import org.eclipse.ui.ide.FileStoreEditorInput;
  35
  36 /**
  37  * <b><u>TmfEventsEditor</u></b>
  38  */
  39 public class TmfEventsEditor extends TmfEditor implements ITmfTraceEditor, IReusableEditor, IPropertyListener {
  40
  41     public static final String ID = "org.eclipse.linuxtools.tmf.ui.editors.events"; //$NON-NLS-1$
  42
  43     private TmfEventsTable fEventsTable;
  44     private IResource fResource;
  45     private ITmfTrace fTrace;
  46     private Composite fParent;
  47
  48     @Override
  49     public void doSave(IProgressMonitor monitor) {
  50     }
  51
  52     @Override
  53     public void doSaveAs() {
  54     }
  55
  56     @Override
  57     public void init(IEditorSite site, IEditorInput input) throws PartInitException {
  58         if (input instanceof TmfEditorInput) {
  59             fResource = ((TmfEditorInput) input).getResource();
  60             fTrace = ((TmfEditorInput) input).getTrace();
  61         } else if (input instanceof IFileEditorInput) {
  62             fResource = ((IFileEditorInput) input).getFile();
  63             fTrace = ParserProviderManager.getTrace(fResource);
  64             input = new TmfEditorInput(fResource, fTrace);
  65         } else if (input instanceof FileStoreEditorInput) {
  66             try {
  67                 FileStoreEditorInput fileStoreEditorInput = (FileStoreEditorInput) input;
  68                 fResource = ProjectView.createLink(fileStoreEditorInput.getURI());
  69                 fTrace = ParserProviderManager.getTrace(fResource);
  70                 input = new TmfEditorInput(fResource, fTrace);
  71             } catch (CoreException e) {
  72                 throw new PartInitException(e.getMessage());
  73             }
  74         } else {
  75             throw new PartInitException("Invalid IEditorInput: " + input.getClass()); //$NON-NLS-1$
  76         }
  77         if (fTrace == null) {
  78             throw new PartInitException("Invalid IEditorInput: " + fResource.getName()); //$NON-NLS-1$
  79         }
  80         super.setSite(site);
  81         super.setInput(input);
  82     }
  83
  84     @Override
  85     public boolean isDirty() {
  86         return false;
  87     }
  88
  89     @Override
  90     public boolean isSaveAsAllowed() {
  91         return false;
  92     }
  93
  94     @Override
  95     public void setInput(IEditorInput input) {
  96         super.setInput(input);
  97         firePropertyChange(IEditorPart.PROP_INPUT);
  98     }
  99
 100 //    @Override
 101     @Override
 102         public void propertyChanged(Object source, int propId) {
 103         if (propId == IEditorPart.PROP_INPUT) {
 104             broadcast(new TmfTraceClosedSignal(this, fTrace));
 105             fResource = ((TmfEditorInput) getEditorInput()).getResource();
 106             fTrace = ((TmfEditorInput) getEditorInput()).getTrace();
 107             fEventsTable.dispose();
 108             if (fTrace != null) {
 109                 fEventsTable = createEventsTable(fParent, fTrace.getCacheSize());
 110                 fEventsTable.setTrace(fTrace, true);
 111 // FIXME: broadcast(new TmfTraceOpenedSignal(this, fTrace));
 112             } else {
 113                 fEventsTable = new TmfEventsTable(fParent, 0);
 114             }
 115             fParent.layout();
 116         }
 117     }
 118
 119     @Override
 120     public void createPartControl(Composite parent) {
 121         fParent = parent;
 122         setPartName(getEditorInput().getName());
 123         if (fTrace != null) {
 124             fEventsTable = createEventsTable(parent, fTrace.getCacheSize());
 125             fEventsTable.setTrace(fTrace, true);
 126 // FIXME: broadcast(new TmfTraceOpenedSignal(this, fTrace));
 127         } else {
 128             fEventsTable = new TmfEventsTable(parent, 0);
 129         }
 130         addPropertyListener(this);
 131     }
 132
 133     @Override
 134     public void dispose() {
 135         removePropertyListener(this);
 136         if (fTrace != null) {
 137             broadcast(new TmfTraceClosedSignal(this, fTrace));
 138         }
 139         if (fEventsTable != null) {
 140             fEventsTable.dispose();
 141         }
 142         super.dispose();
 143     }
 144
 145     protected TmfEventsTable createEventsTable(Composite parent, int cacheSize) {
 146         TmfEventsTable eventsTable = ParserProviderManager.getEventsTable(fTrace, parent, cacheSize);
 147         if (eventsTable == null) {
 148             eventsTable = new TmfEventsTable(parent, cacheSize);
 149         }
 150         return eventsTable;
 151     }
 152
 153 //    @Override
 154     @Override
 155         public ITmfTrace getTrace() {
 156         return fTrace;
 157     }
 158
 159     @Override
 160     public void setFocus() {
 161         fEventsTable.setFocus();
 162         if (fTrace != null) {
 163             broadcast(new TmfTraceSelectedSignal(this, fTrace));
 164         }
 165     }
 166
 167     // ------------------------------------------------------------------------
 168     // Signal handlers
 169     // ------------------------------------------------------------------------
 170
 171     @TmfSignalHandler
 172     public void traceParserUpdated(TmfTraceParserUpdatedSignal signal) {
 173         if (signal.getTraceResource().equals(fResource)) {
 174             broadcast(new TmfTraceClosedSignal(this, fTrace));
 175             fTrace = ParserProviderManager.getTrace(fResource);
 176             fEventsTable.dispose();
 177             if (fTrace != null) {
 178                 fEventsTable = createEventsTable(fParent, fTrace.getCacheSize());
 179                 fEventsTable.setTrace(fTrace, true);
 180 // FIXME:broadcast(new TmfTraceOpenedSignal(this, fTrace, fResource, fEventsTable));
 181             } else {
 182                 fEventsTable = new TmfEventsTable(fParent, 0);
 183             }
 184             fParent.layout();
 185         }
 186     }
 187
 188     @TmfSignalHandler
 189     public void traceSelected(TmfTraceSelectedSignal signal) {
 190         if (signal.getSource() != this && signal.getTrace().equals(fTrace)) {
 191             getSite().getPage().bringToTop(this);
 192         }
 193     }
 194
 195 }