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12c155f5 | 1 | /******************************************************************************* |
c8422608 | 2 | * Copyright (c) 2009, 2013 Ericsson |
ce2388e0 | 3 | * |
12c155f5 FC |
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 | |
ce2388e0 | 8 | * |
12c155f5 FC |
9 | * Contributors: |
10 | * Francois Chouinard - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
d34665f9 | 13 | package org.eclipse.linuxtools.internal.tmf.ui.project.handlers; |
12c155f5 | 14 | |
12c155f5 FC |
15 | import java.util.List; |
16 | ||
17 | import org.eclipse.core.commands.AbstractHandler; | |
18 | import org.eclipse.core.commands.ExecutionEvent; | |
19 | import org.eclipse.core.commands.ExecutionException; | |
828e5592 | 20 | import org.eclipse.core.resources.IFile; |
828e5592 | 21 | import org.eclipse.core.runtime.CoreException; |
12c155f5 | 22 | import org.eclipse.jface.viewers.ISelection; |
1595249b | 23 | import org.eclipse.jface.viewers.ISelectionProvider; |
12c155f5 | 24 | import org.eclipse.jface.viewers.TreeSelection; |
9c8e0546 | 25 | import org.eclipse.linuxtools.internal.tmf.ui.Activator; |
ce2388e0 | 26 | import org.eclipse.linuxtools.tmf.core.event.ITmfEvent; |
b4f71e4a | 27 | import org.eclipse.linuxtools.tmf.core.exceptions.TmfTraceException; |
6c13869b | 28 | import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace; |
9e0640dc | 29 | import org.eclipse.linuxtools.tmf.core.trace.TmfExperiment; |
828e5592 PT |
30 | import org.eclipse.linuxtools.tmf.ui.editors.TmfEditorInput; |
31 | import org.eclipse.linuxtools.tmf.ui.editors.TmfEventsEditor; | |
12c155f5 FC |
32 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfExperimentElement; |
33 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceElement; | |
9c8e0546 | 34 | import org.eclipse.swt.widgets.Display; |
12c155f5 | 35 | import org.eclipse.swt.widgets.MessageBox; |
828e5592 PT |
36 | import org.eclipse.ui.IEditorInput; |
37 | import org.eclipse.ui.IEditorPart; | |
38 | import org.eclipse.ui.IReusableEditor; | |
39 | import org.eclipse.ui.IWorkbench; | |
12c155f5 FC |
40 | import org.eclipse.ui.IWorkbenchPage; |
41 | import org.eclipse.ui.IWorkbenchPart; | |
42 | import org.eclipse.ui.IWorkbenchWindow; | |
43 | import org.eclipse.ui.PlatformUI; | |
828e5592 | 44 | import org.eclipse.ui.ide.IDE; |
a1091415 | 45 | import org.eclipse.ui.part.FileEditorInput; |
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46 | |
47 | /** | |
48 | * <b><u>OpenExperimentHandler</u></b> | |
49 | * <p> | |
12c155f5 FC |
50 | */ |
51 | public class OpenExperimentHandler extends AbstractHandler { | |
52 | ||
53 | private TmfExperimentElement fExperiment = null; | |
54 | ||
55 | // ------------------------------------------------------------------------ | |
56 | // Validation | |
57 | // ------------------------------------------------------------------------ | |
58 | ||
59 | @Override | |
60 | public boolean isEnabled() { | |
61 | ||
62 | // Check if we are closing down | |
25e48683 | 63 | final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
6256d8ad | 64 | if (window == null) { |
12c155f5 | 65 | return false; |
6256d8ad | 66 | } |
12c155f5 FC |
67 | |
68 | // Get the selection | |
25e48683 FC |
69 | final IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); |
70 | final IWorkbenchPart part = page.getActivePart(); | |
d5210347 PT |
71 | if (part == null) { |
72 | return false; | |
73 | } | |
25e48683 | 74 | final ISelectionProvider selectionProvider = part.getSite().getSelectionProvider(); |
6256d8ad | 75 | if (selectionProvider == null) { |
1595249b | 76 | return false; |
6256d8ad | 77 | } |
25e48683 | 78 | final ISelection selection = selectionProvider.getSelection(); |
12c155f5 FC |
79 | |
80 | // Make sure there is only one selection and that it is an experiment | |
81 | fExperiment = null; | |
82 | if (selection instanceof TreeSelection) { | |
25e48683 | 83 | final TreeSelection sel = (TreeSelection) selection; |
12c155f5 | 84 | // There should be only one item selected as per the plugin.xml |
25e48683 | 85 | final Object element = sel.getFirstElement(); |
6256d8ad | 86 | if (element instanceof TmfExperimentElement) { |
12c155f5 | 87 | fExperiment = (TmfExperimentElement) element; |
6256d8ad | 88 | } |
12c155f5 FC |
89 | } |
90 | ||
91 | // We only enable opening from the Traces folder for now | |
92 | return (fExperiment != null); | |
93 | } | |
94 | ||
95 | // ------------------------------------------------------------------------ | |
96 | // Execution | |
97 | // ------------------------------------------------------------------------ | |
98 | ||
12c155f5 | 99 | @Override |
25e48683 | 100 | public Object execute(final ExecutionEvent event) throws ExecutionException { |
12c155f5 FC |
101 | |
102 | // Check if we are closing down | |
25e48683 | 103 | final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
6256d8ad | 104 | if (window == null) { |
12c155f5 | 105 | return false; |
6256d8ad | 106 | } |
12c155f5 | 107 | |
9c8e0546 BH |
108 | final TmfExperimentElement experimentElement = fExperiment; |
109 | ||
110 | Thread thread = new Thread() { | |
111 | @Override | |
112 | public void run() { | |
113 | ||
114 | final IFile file; | |
828e5592 | 115 | try { |
81fe3479 | 116 | file = experimentElement.createBookmarksFile(); |
9c8e0546 BH |
117 | } catch (final CoreException e) { |
118 | Activator.getDefault().logError("Error opening experiment " + experimentElement.getName(), e); //$NON-NLS-1$ | |
119 | displayErrorMsg(Messages.OpenExperimentHandler_Error + "\n\n" + e.getMessage()); //$NON-NLS-1$ | |
120 | return; | |
121 | } | |
828e5592 | 122 | |
99504bb8 GB |
123 | /* Unlike traces, there is no instanceExperiment, so we call this function |
124 | * here alone. Maybe it would be better to do this on experiment's element | |
125 | * constructor? | |
126 | */ | |
127 | experimentElement.refreshSupplementaryFolder(); | |
128 | ||
9c8e0546 BH |
129 | // Instantiate the experiment's traces |
130 | final List<TmfTraceElement> traceEntries = experimentElement.getTraces(); | |
131 | final int nbTraces = traceEntries.size(); | |
132 | int cacheSize = Integer.MAX_VALUE; | |
133 | String commonEditorId = null; | |
134 | final ITmfTrace[] traces = new ITmfTrace[nbTraces]; | |
135 | for (int i = 0; i < nbTraces; i++) { | |
136 | TmfTraceElement element = traceEntries.get(i); | |
137 | ||
138 | // Since trace is under an experiment, use the original trace from the traces folder | |
139 | element = element.getElementUnderTraceFolder(); | |
140 | ||
141 | final ITmfTrace trace = element.instantiateTrace(); | |
142 | final ITmfEvent traceEvent = element.instantiateEvent(); | |
143 | if ((trace == null) || (traceEvent == null)) { | |
144 | displayErrorMsg(Messages.OpenExperimentHandler_NoTraceType); | |
145 | for (int j = 0; j < i; j++) { | |
146 | traces[j].dispose(); | |
147 | } | |
148 | if (trace != null) { | |
149 | trace.dispose(); | |
150 | } | |
151 | return; | |
152 | } | |
153 | try { | |
154 | trace.initTrace(element.getResource(), element.getLocation().getPath(), traceEvent.getClass()); | |
155 | } catch (final TmfTraceException e) { | |
156 | displayErrorMsg(Messages.OpenTraceHandler_InitError + "\n\n" + e); //$NON-NLS-1$ | |
157 | for (int j = 0; j < i; j++) { | |
158 | traces[j].dispose(); | |
159 | } | |
160 | trace.dispose(); | |
161 | return; | |
162 | } | |
163 | cacheSize = Math.min(cacheSize, trace.getCacheSize()); | |
164 | ||
165 | // If all traces use the same editorId, use it, otherwise use the default | |
166 | final String editorId = element.getEditorId(); | |
167 | if (commonEditorId == null) { | |
168 | commonEditorId = (editorId != null) ? editorId : TmfEventsEditor.ID; | |
169 | } else if (!commonEditorId.equals(editorId)) { | |
170 | commonEditorId = TmfEventsEditor.ID; | |
171 | } | |
172 | traces[i] = trace; | |
173 | } | |
faa38350 | 174 | |
9c8e0546 | 175 | // Create the experiment |
99504bb8 | 176 | final TmfExperiment experiment = new TmfExperiment(ITmfEvent.class, experimentElement.getName(), traces, cacheSize, experimentElement.getResource()); |
9c8e0546 BH |
177 | experiment.setBookmarksFile(file); |
178 | ||
c4c81d91 | 179 | final String editorId = commonEditorId; |
9c8e0546 BH |
180 | Display.getDefault().asyncExec(new Runnable() { |
181 | @Override | |
182 | public void run() { | |
183 | try { | |
184 | final IEditorInput editorInput = new TmfEditorInput(file, experiment); | |
185 | final IWorkbench wb = PlatformUI.getWorkbench(); | |
186 | final IWorkbenchPage activePage = wb.getActiveWorkbenchWindow().getActivePage(); | |
187 | ||
188 | final IEditorPart editor = activePage.findEditor(new FileEditorInput(file)); | |
189 | if ((editor != null) && (editor instanceof IReusableEditor)) { | |
190 | activePage.reuseEditor((IReusableEditor) editor, editorInput); | |
191 | activePage.activate(editor); | |
192 | } else { | |
c4c81d91 | 193 | activePage.openEditor(editorInput, editorId); |
9c8e0546 | 194 | } |
c4c81d91 | 195 | IDE.setDefaultEditor(file, editorId); |
9c8e0546 BH |
196 | // editor should dispose the experiment on close |
197 | } catch (final CoreException e) { | |
198 | Activator.getDefault().logError("Error opening experiment " + experimentElement.getName(), e); //$NON-NLS-1$ | |
199 | displayErrorMsg(Messages.OpenExperimentHandler_Error + "\n\n" + e.getMessage()); //$NON-NLS-1$ | |
200 | experiment.dispose(); | |
201 | return; | |
202 | } | |
203 | } | |
204 | }); | |
828e5592 | 205 | } |
9c8e0546 BH |
206 | }; |
207 | ||
208 | thread.start(); | |
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209 | |
210 | return null; | |
211 | } | |
212 | ||
abbdd66a | 213 | private static void displayErrorMsg(final String errorMsg) { |
9c8e0546 BH |
214 | Display.getDefault().asyncExec(new Runnable() { |
215 | @Override | |
216 | public void run() { | |
217 | final MessageBox mb = new MessageBox(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell()); | |
218 | mb.setText(Messages.OpenExperimentHandler_Title); | |
219 | mb.setMessage(errorMsg); | |
220 | mb.open(); | |
221 | } | |
222 | }); | |
12c155f5 | 223 | } |
12c155f5 | 224 | } |