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1 | /******************************************************************************* |
2 | * Copyright (c) 2009, 2010, 2011 Ericsson | |
ce2388e0 | 3 | * |
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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 | * |
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9 | * Contributors: |
10 | * Francois Chouinard - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
d34665f9 | 13 | package org.eclipse.linuxtools.internal.tmf.ui.project.handlers; |
12c155f5 | 14 | |
828e5592 | 15 | import java.io.ByteArrayInputStream; |
828e5592 | 16 | import java.io.InputStream; |
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17 | |
18 | import org.eclipse.core.commands.AbstractHandler; | |
19 | import org.eclipse.core.commands.ExecutionEvent; | |
20 | import org.eclipse.core.commands.ExecutionException; | |
4ba871ae | 21 | import org.eclipse.core.resources.IFile; |
828e5592 | 22 | import org.eclipse.core.resources.IFolder; |
12c155f5 | 23 | import org.eclipse.core.resources.IResource; |
828e5592 | 24 | import org.eclipse.core.runtime.CoreException; |
12c155f5 | 25 | import org.eclipse.jface.viewers.ISelection; |
1595249b | 26 | import org.eclipse.jface.viewers.ISelectionProvider; |
12c155f5 | 27 | import org.eclipse.jface.viewers.TreeSelection; |
8fd82db5 | 28 | import org.eclipse.linuxtools.internal.tmf.ui.Activator; |
e12ecd30 | 29 | import org.eclipse.linuxtools.tmf.core.TmfCommonConstants; |
ce2388e0 | 30 | import org.eclipse.linuxtools.tmf.core.event.ITmfEvent; |
b4f71e4a | 31 | import org.eclipse.linuxtools.tmf.core.exceptions.TmfTraceException; |
6c13869b | 32 | import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace; |
828e5592 | 33 | import org.eclipse.linuxtools.tmf.core.trace.TmfTrace; |
12c155f5 | 34 | import org.eclipse.linuxtools.tmf.ui.editors.TmfEditorInput; |
faa38350 | 35 | import org.eclipse.linuxtools.tmf.ui.editors.TmfEventsEditor; |
12c155f5 | 36 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceElement; |
9c8e0546 | 37 | import org.eclipse.swt.widgets.Display; |
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38 | import org.eclipse.swt.widgets.MessageBox; |
39 | import org.eclipse.ui.IEditorInput; | |
40 | import org.eclipse.ui.IEditorPart; | |
41 | import org.eclipse.ui.IReusableEditor; | |
42 | import org.eclipse.ui.IWorkbench; | |
43 | import org.eclipse.ui.IWorkbenchPage; | |
44 | import org.eclipse.ui.IWorkbenchPart; | |
45 | import org.eclipse.ui.IWorkbenchWindow; | |
46 | import org.eclipse.ui.PartInitException; | |
47 | import org.eclipse.ui.PlatformUI; | |
4ba871ae | 48 | import org.eclipse.ui.ide.IDE; |
a1091415 | 49 | import org.eclipse.ui.part.FileEditorInput; |
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50 | |
51 | /** | |
52 | * <b><u>OpenTraceHandler</u></b> | |
53 | * <p> | |
54 | * TODO: Add support for multiple trace selection | |
55 | */ | |
56 | public class OpenTraceHandler extends AbstractHandler { | |
57 | ||
828e5592 PT |
58 | private static final String BOOKMARKS_HIDDEN_FILE = ".bookmarks"; //$NON-NLS-1$ |
59 | ||
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60 | // ------------------------------------------------------------------------ |
61 | // Attributes | |
62 | // ------------------------------------------------------------------------ | |
63 | ||
64 | private TmfTraceElement fTrace = null; | |
65 | ||
66 | // ------------------------------------------------------------------------ | |
67 | // Validation | |
68 | // ------------------------------------------------------------------------ | |
69 | ||
70 | @Override | |
71 | public boolean isEnabled() { | |
72 | ||
73 | // Check if we are closing down | |
25e48683 | 74 | final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
abbdd66a | 75 | if (window == null) { |
12c155f5 | 76 | return false; |
abbdd66a | 77 | } |
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78 | |
79 | // Get the selection | |
25e48683 FC |
80 | final IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); |
81 | final IWorkbenchPart part = page.getActivePart(); | |
82 | final ISelectionProvider selectionProvider = part.getSite().getSelectionProvider(); | |
abbdd66a | 83 | if (selectionProvider == null) { |
1595249b | 84 | return false; |
abbdd66a | 85 | } |
25e48683 | 86 | final ISelection selection = selectionProvider.getSelection(); |
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87 | |
88 | // Make sure there is only one selection and that it is a trace | |
89 | fTrace = null; | |
90 | if (selection instanceof TreeSelection) { | |
25e48683 | 91 | final TreeSelection sel = (TreeSelection) selection; |
12c155f5 | 92 | // There should be only one item selected as per the plugin.xml |
25e48683 | 93 | final Object element = sel.getFirstElement(); |
abbdd66a | 94 | if (element instanceof TmfTraceElement) { |
12c155f5 | 95 | fTrace = (TmfTraceElement) element; |
abbdd66a | 96 | } |
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97 | } |
98 | ||
99 | // We only enable opening from the Traces folder for now | |
100 | return (fTrace != null); | |
101 | } | |
102 | ||
103 | // ------------------------------------------------------------------------ | |
104 | // Execution | |
105 | // ------------------------------------------------------------------------ | |
106 | ||
107 | @Override | |
25e48683 | 108 | public Object execute(final ExecutionEvent event) throws ExecutionException { |
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109 | |
110 | // Check if we are closing down | |
25e48683 | 111 | final IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); |
abbdd66a | 112 | if (window == null) { |
12c155f5 | 113 | return null; |
abbdd66a | 114 | } |
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115 | |
116 | // Check that the trace is valid | |
abbdd66a | 117 | if (fTrace == null) { |
12c155f5 | 118 | return null; |
abbdd66a | 119 | } |
12c155f5 | 120 | |
828e5592 | 121 | // If trace is under an experiment, use the original trace from the traces folder |
9c8e0546 BH |
122 | final TmfTraceElement traceElement = fTrace.getElementUnderTraceFolder(); |
123 | ||
124 | Thread thread = new Thread() { | |
125 | @Override | |
126 | public void run() { | |
127 | ||
128 | final ITmfTrace trace = traceElement.instantiateTrace(); | |
129 | final ITmfEvent traceEvent = traceElement.instantiateEvent(); | |
130 | if ((trace == null) || (traceEvent == null)) { | |
131 | displayErrorMsg(Messages.OpenTraceHandler_NoTraceType); | |
132 | if (trace != null) { | |
133 | trace.dispose(); | |
134 | } | |
135 | return; | |
09d11238 | 136 | } |
09d11238 | 137 | |
9c8e0546 BH |
138 | // Get the editor_id from the extension point |
139 | String traceEditorId = traceElement.getEditorId(); | |
140 | final String editorId = (traceEditorId != null) ? traceEditorId : TmfEventsEditor.ID; | |
141 | ||
142 | try { | |
143 | trace.initTrace(traceElement.getResource(), traceElement.getLocation().getPath(), traceEvent.getClass()); | |
144 | } catch (final TmfTraceException e) { | |
145 | displayErrorMsg(Messages.OpenTraceHandler_InitError + "\n\n" + e); //$NON-NLS-1$ | |
146 | trace.dispose(); | |
147 | return; | |
abbdd66a | 148 | } |
09d11238 | 149 | |
9c8e0546 BH |
150 | final IResource resource = traceElement.getResource(); |
151 | IFile file = null; | |
faa38350 | 152 | if (resource instanceof IFile) { |
9c8e0546 BH |
153 | file = (IFile) resource; |
154 | } else if (resource instanceof IFolder) { | |
155 | try { | |
156 | final IFile bookmarksFile = traceElement.getProject().getTracesFolder().getResource().getFile(BOOKMARKS_HIDDEN_FILE); | |
157 | if (!bookmarksFile.exists()) { | |
158 | final InputStream source = new ByteArrayInputStream(new byte[0]); | |
159 | bookmarksFile.create(source, true, null); | |
160 | } | |
161 | bookmarksFile.setHidden(true); | |
162 | ||
163 | final IFolder folder = (IFolder) resource; | |
164 | file = folder.getFile(traceElement.getName() + '_'); | |
165 | if (!file.exists()) { | |
166 | file.createLink(bookmarksFile.getLocation(), IResource.REPLACE, null); | |
167 | } | |
168 | file.setHidden(true); | |
169 | file.setPersistentProperty(TmfCommonConstants.TRACETYPE, TmfTrace.class.getCanonicalName()); | |
170 | IDE.setDefaultEditor(file, editorId); | |
8a95ce5a | 171 | // editor should dispose the trace on close |
9c8e0546 BH |
172 | } catch (final CoreException e) { |
173 | Activator.getDefault().logError("Error opening trace " + traceElement.getName(), e); //$NON-NLS-1$ | |
174 | displayErrorMsg(Messages.OpenTraceHandler_Error + "\n\n" + e.getMessage()); //$NON-NLS-1$ | |
175 | trace.dispose(); | |
176 | return; | |
177 | } | |
12c155f5 | 178 | } |
9c8e0546 BH |
179 | |
180 | final IFile editorFile = file; | |
181 | Display.getDefault().asyncExec(new Runnable() { | |
182 | @Override | |
183 | public void run() { | |
184 | try { | |
185 | final IEditorInput editorInput = new TmfEditorInput(editorFile, trace); | |
186 | final IWorkbench wb = PlatformUI.getWorkbench(); | |
187 | final IWorkbenchPage activePage = wb.getActiveWorkbenchWindow().getActivePage(); | |
188 | ||
189 | final IEditorPart editor = activePage.findEditor(new FileEditorInput(editorFile)); | |
190 | if ((editor != null) && (editor instanceof IReusableEditor)) { | |
191 | activePage.reuseEditor((IReusableEditor) editor, editorInput); | |
192 | activePage.activate(editor); | |
193 | } else { | |
194 | activePage.openEditor(editorInput, editorId); | |
195 | if (resource instanceof IFile) { | |
196 | IDE.setDefaultEditor((IFile) resource, editorId); | |
197 | } | |
198 | } | |
199 | } catch (final PartInitException e) { | |
200 | displayErrorMsg(Messages.OpenTraceHandler_Error + "\n\n" + e.getMessage()); //$NON-NLS-1$ | |
201 | Activator.getDefault().logError("Error opening trace " + traceElement.getName(), e); //$NON-NLS-1$ | |
202 | trace.dispose(); | |
203 | } | |
204 | } | |
205 | }); | |
206 | ||
12c155f5 | 207 | } |
9c8e0546 BH |
208 | }; |
209 | ||
210 | thread.start(); | |
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211 | return null; |
212 | } | |
213 | ||
abbdd66a | 214 | private static void displayErrorMsg(final String errorMsg) { |
9c8e0546 BH |
215 | Display.getDefault().asyncExec(new Runnable() { |
216 | @Override | |
217 | public void run() { | |
218 | final MessageBox mb = new MessageBox(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell()); | |
219 | mb.setText(Messages.OpenTraceHandler_Title); | |
220 | mb.setMessage(errorMsg); | |
221 | mb.open(); | |
222 | } | |
223 | }); | |
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224 | } |
225 | ||
226 | } |