| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2012, 2015 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 | *******************************************************************************/ |
| 12 | package org.eclipse.tracecompass.internal.tmf.ui.project.model; |
| 13 | |
| 14 | import org.eclipse.core.resources.IFile; |
| 15 | import org.eclipse.core.runtime.CoreException; |
| 16 | import org.eclipse.jface.viewers.IStructuredSelection; |
| 17 | import org.eclipse.jface.viewers.StructuredSelection; |
| 18 | import org.eclipse.tracecompass.internal.tmf.ui.editors.ITmfEventsEditorConstants; |
| 19 | import org.eclipse.tracecompass.tmf.core.TmfCommonConstants; |
| 20 | import org.eclipse.tracecompass.tmf.ui.project.model.TmfExperimentElement; |
| 21 | import org.eclipse.tracecompass.tmf.ui.project.model.TmfProjectElement; |
| 22 | import org.eclipse.tracecompass.tmf.ui.project.model.TmfProjectRegistry; |
| 23 | import org.eclipse.tracecompass.tmf.ui.project.model.TmfTraceElement; |
| 24 | import org.eclipse.ui.IEditorInput; |
| 25 | import org.eclipse.ui.IEditorPart; |
| 26 | import org.eclipse.ui.IEditorReference; |
| 27 | import org.eclipse.ui.IWorkbenchPage; |
| 28 | import org.eclipse.ui.PartInitException; |
| 29 | import org.eclipse.ui.ide.ResourceUtil; |
| 30 | import org.eclipse.ui.navigator.ILinkHelper; |
| 31 | import org.eclipse.ui.part.FileEditorInput; |
| 32 | |
| 33 | /** |
| 34 | * Implementation of ILinkHelper interface for linking with editor extension for traces and |
| 35 | * experiments. |
| 36 | * |
| 37 | * @author Bernd Hufmann |
| 38 | */ |
| 39 | public class TmfEditorLinkHelper implements ILinkHelper { |
| 40 | |
| 41 | @Override |
| 42 | public IStructuredSelection findSelection(IEditorInput anInput) { |
| 43 | IFile file = ResourceUtil.getFile(anInput); |
| 44 | if (file != null) { |
| 45 | |
| 46 | try { |
| 47 | // Get the trace type ID |
| 48 | String traceTypeId = file.getPersistentProperty(TmfCommonConstants.TRACETYPE); |
| 49 | if (traceTypeId == null) { |
| 50 | return StructuredSelection.EMPTY; |
| 51 | } |
| 52 | |
| 53 | final TmfProjectElement project = TmfProjectRegistry.getProject(file.getProject(), true); |
| 54 | |
| 55 | // Check for experiments, traces which are folders or traces which are files |
| 56 | if (ITmfEventsEditorConstants.EXPERIMENT_INPUT_TYPE_CONSTANTS.contains(traceTypeId)) { |
| 57 | // Case 1: Experiment |
| 58 | for (final TmfExperimentElement experimentElement : project.getExperimentsFolder().getExperiments()) { |
| 59 | if (experimentElement.getResource().equals(file.getParent())) { |
| 60 | return new StructuredSelection(experimentElement); |
| 61 | } |
| 62 | } |
| 63 | } else if (ITmfEventsEditorConstants.TRACE_INPUT_TYPE_CONSTANTS.contains(traceTypeId)) { |
| 64 | // Case 2: Trace that is a folder |
| 65 | for (final TmfTraceElement traceElement : project.getTracesFolder().getTraces()) { |
| 66 | if (traceElement.getResource().equals(file.getParent())) { |
| 67 | return new StructuredSelection(traceElement); |
| 68 | } |
| 69 | } |
| 70 | } else { |
| 71 | // Case 3: Trace that is a file |
| 72 | for (final TmfTraceElement traceElement : project.getTracesFolder().getTraces()) { |
| 73 | if (traceElement.getResource().equals(file)) { |
| 74 | return new StructuredSelection(traceElement); |
| 75 | } |
| 76 | } |
| 77 | } |
| 78 | } catch (CoreException e) { |
| 79 | return StructuredSelection.EMPTY; |
| 80 | } |
| 81 | } |
| 82 | return StructuredSelection.EMPTY; |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public void activateEditor(IWorkbenchPage aPage, IStructuredSelection aSelection) { |
| 87 | if (aSelection == null || aSelection.isEmpty()) { |
| 88 | return; |
| 89 | } |
| 90 | |
| 91 | IFile file = null; |
| 92 | |
| 93 | if ((aSelection.getFirstElement() instanceof TmfTraceElement)) { |
| 94 | TmfTraceElement traceElement = ((TmfTraceElement)aSelection.getFirstElement()); |
| 95 | |
| 96 | // If trace is under an experiment, use the original trace from the traces folder |
| 97 | traceElement = traceElement.getElementUnderTraceFolder(); |
| 98 | file = traceElement.getBookmarksFile(); |
| 99 | } else if ((aSelection.getFirstElement() instanceof TmfExperimentElement)) { |
| 100 | TmfExperimentElement experimentElement = (TmfExperimentElement) aSelection.getFirstElement(); |
| 101 | file = experimentElement.getBookmarksFile(); |
| 102 | } |
| 103 | |
| 104 | if (file != null) { |
| 105 | IEditorInput tmpInput = new FileEditorInput(file); |
| 106 | IEditorPart localEditor = aPage.findEditor(tmpInput); |
| 107 | if (localEditor != null) { |
| 108 | // Editor found. |
| 109 | aPage.bringToTop(localEditor); |
| 110 | } else { |
| 111 | // Search in references for corresponding editor |
| 112 | IEditorReference[] refs = aPage.getEditorReferences(); |
| 113 | for (IEditorReference editorReference : refs) { |
| 114 | try { |
| 115 | if (editorReference.getEditorInput().equals(tmpInput)) { |
| 116 | localEditor = editorReference.getEditor(true); |
| 117 | if (localEditor != null) { |
| 118 | aPage.bringToTop(localEditor); |
| 119 | } |
| 120 | } |
| 121 | } catch (PartInitException e) { |
| 122 | // Ignore |
| 123 | } |
| 124 | } |
| 125 | } |
| 126 | } |
| 127 | } |
| 128 | } |
| 129 | |