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1 | /******************************************************************************* |
2 | * Copyright (c) 2011 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 | * Francois Chouinard - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
13 | package org.eclipse.linuxtools.tmf.ui.project.handlers; | |
14 | ||
15 | import java.util.Iterator; | |
16 | ||
17 | import org.eclipse.core.commands.AbstractHandler; | |
18 | import org.eclipse.core.commands.ExecutionEvent; | |
19 | import org.eclipse.core.commands.ExecutionException; | |
20 | import org.eclipse.core.resources.IProject; | |
21 | import org.eclipse.core.resources.IResource; | |
22 | import org.eclipse.core.runtime.CoreException; | |
23 | import org.eclipse.jface.viewers.ISelection; | |
1595249b | 24 | import org.eclipse.jface.viewers.ISelectionProvider; |
12c155f5 | 25 | import org.eclipse.jface.viewers.TreeSelection; |
6c13869b | 26 | import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace; |
12c155f5 | 27 | import org.eclipse.linuxtools.tmf.ui.project.model.ITmfProjectModelElement; |
828e5592 | 28 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfExperimentElement; |
12c155f5 FC |
29 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfExperimentFolder; |
30 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceElement; | |
31 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceFolder; | |
32 | import org.eclipse.swt.SWT; | |
33 | import org.eclipse.swt.widgets.MessageBox; | |
34 | import org.eclipse.ui.IWorkbenchPage; | |
35 | import org.eclipse.ui.IWorkbenchPart; | |
36 | import org.eclipse.ui.IWorkbenchWindow; | |
37 | import org.eclipse.ui.PlatformUI; | |
38 | ||
39 | /** | |
40 | * <b><u>SetTraceTypeHandler</u></b> | |
41 | * <p> | |
42 | */ | |
43 | public class SelectTraceTypeHandler extends AbstractHandler { | |
44 | ||
45 | // ------------------------------------------------------------------------ | |
46 | // Constants | |
47 | // ------------------------------------------------------------------------ | |
48 | ||
49 | private final String BUNDLE_PARAMETER = "org.eclipse.linuxtools.tmf.ui.commandparameter.project.trace.select_trace_type.bundle"; //$NON-NLS-1$ | |
50 | private final String TYPE_PARAMETER = "org.eclipse.linuxtools.tmf.ui.commandparameter.project.trace.select_trace_type.type"; //$NON-NLS-1$ | |
51 | private final String ICON_PARAMETER = "org.eclipse.linuxtools.tmf.ui.commandparameter.project.trace.select_trace_type.icon"; //$NON-NLS-1$ | |
52 | ||
53 | // ------------------------------------------------------------------------ | |
54 | // Attributes | |
55 | // ------------------------------------------------------------------------ | |
56 | ||
57 | private TreeSelection fSelection = null; | |
58 | ||
59 | // ------------------------------------------------------------------------ | |
60 | // Validation | |
61 | // ------------------------------------------------------------------------ | |
62 | ||
63 | @Override | |
64 | public boolean isEnabled() { | |
65 | ||
66 | // Check if we are closing down | |
67 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); | |
68 | if (window == null) | |
69 | return false; | |
70 | ||
71 | // Get the selection | |
72 | IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); | |
73 | IWorkbenchPart part = page.getActivePart(); | |
1595249b FC |
74 | ISelectionProvider selectionProvider = part.getSite().getSelectionProvider(); |
75 | if (selectionProvider == null) | |
76 | return false; | |
77 | ISelection selection = selectionProvider.getSelection(); | |
12c155f5 FC |
78 | |
79 | // Make sure selection contains only traces | |
80 | fSelection = null; | |
81 | if (selection instanceof TreeSelection) { | |
82 | fSelection = (TreeSelection) selection; | |
83 | @SuppressWarnings("unchecked") | |
84 | Iterator<Object> iterator = fSelection.iterator(); | |
85 | while (iterator.hasNext()) { | |
86 | Object element = iterator.next(); | |
87 | if (!(element instanceof TmfTraceElement)) { | |
88 | return false; | |
89 | } | |
90 | } | |
91 | } | |
92 | ||
93 | // If we get here, either nothing is selected or everything is a trace | |
94 | return !selection.isEmpty(); | |
95 | } | |
96 | ||
97 | // ------------------------------------------------------------------------ | |
98 | // Execution | |
99 | // ------------------------------------------------------------------------ | |
100 | ||
101 | @Override | |
102 | public Object execute(ExecutionEvent event) throws ExecutionException { | |
103 | ||
104 | // Check if we are closing down | |
105 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); | |
106 | if (window == null) | |
107 | return null; | |
108 | ||
109 | boolean ok = true; | |
110 | for (Object element : fSelection.toList()) { | |
111 | TmfTraceElement trace = (TmfTraceElement) element; | |
828e5592 PT |
112 | // If trace is under an experiment, use the original trace from the traces folder |
113 | if (trace.getParent() instanceof TmfExperimentElement) { | |
114 | for (TmfTraceElement aTrace : trace.getProject().getTracesFolder().getTraces()) { | |
115 | if (aTrace.getName().equals(trace.getName())) { | |
116 | trace = aTrace; | |
117 | break; | |
118 | } | |
119 | } | |
120 | } | |
121 | ||
12c155f5 FC |
122 | IResource resource = trace.getResource(); |
123 | if (resource != null) { | |
124 | try { | |
125 | // Set the properties for this resource | |
126 | String bundleName = event.getParameter(BUNDLE_PARAMETER); | |
127 | String traceType = event.getParameter(TYPE_PARAMETER); | |
128 | String iconUrl = event.getParameter(ICON_PARAMETER); | |
129 | ok &= propagateProperties(trace, bundleName, traceType, iconUrl); | |
130 | } catch (CoreException e) { | |
131 | e.printStackTrace(); | |
132 | } | |
133 | } | |
134 | } | |
135 | ((ITmfProjectModelElement) fSelection.getFirstElement()).getProject().refresh(); | |
136 | ||
137 | if (!ok) { | |
138 | MessageBox mb = new MessageBox(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), SWT.ICON_ERROR); | |
139 | mb.setText(Messages.SelectTraceTypeHandler_Title); | |
140 | mb.setMessage(Messages.SelectTraceTypeHandler_InvalidTraceType); | |
141 | mb.open(); | |
142 | } | |
143 | ||
144 | return null; | |
145 | } | |
146 | ||
147 | private boolean propagateProperties(TmfTraceElement trace, String bundleName, String traceType, String iconUrl) throws CoreException { | |
148 | ||
149 | IResource svResource = trace.getResource(); | |
150 | String svBundleName = svResource.getPersistentProperty(TmfTraceElement.TRACEBUNDLE); | |
151 | String svTraceType = svResource.getPersistentProperty(TmfTraceElement.TRACETYPE); | |
152 | String svIconUrl = svResource.getPersistentProperty(TmfTraceElement.TRACEICON); | |
153 | ||
154 | setProperties(trace.getResource(), bundleName, traceType, iconUrl); | |
155 | trace.refreshTraceType(); | |
156 | if (!validateTraceType(trace)) { | |
157 | setProperties(trace.getResource(), svBundleName, svTraceType, svIconUrl); | |
158 | trace.refreshTraceType(); | |
159 | return false; | |
160 | } | |
161 | ||
162 | trace.refreshTraceType(); | |
163 | ||
164 | if (trace.getParent() instanceof TmfTraceFolder) { | |
165 | TmfExperimentFolder experimentFolder = trace.getProject().getExperimentsFolder(); | |
166 | for (final ITmfProjectModelElement experiment : experimentFolder.getChildren()) { | |
167 | for (final ITmfProjectModelElement child : experiment.getChildren()) { | |
168 | if (child instanceof TmfTraceElement) { | |
169 | TmfTraceElement linkedTrace = (TmfTraceElement) child; | |
170 | if (linkedTrace.equals(trace)) { | |
171 | IResource resource = linkedTrace.getResource(); | |
172 | setProperties(resource, bundleName, traceType, iconUrl); | |
173 | linkedTrace.refreshTraceType(); | |
174 | } | |
175 | } | |
176 | } | |
177 | } | |
178 | } | |
c50b1d3b | 179 | |
12c155f5 FC |
180 | return true; |
181 | } | |
182 | ||
183 | private void setProperties(IResource resource, String bundleName, String traceType, String iconUrl) throws CoreException { | |
184 | resource.setPersistentProperty(TmfTraceElement.TRACEBUNDLE, bundleName); | |
185 | resource.setPersistentProperty(TmfTraceElement.TRACETYPE, traceType); | |
186 | resource.setPersistentProperty(TmfTraceElement.TRACEICON, iconUrl); | |
187 | } | |
188 | ||
189 | private boolean validateTraceType(TmfTraceElement trace) { | |
190 | IProject project = trace.getProject().getResource(); | |
191 | ITmfTrace<?> tmfTrace = null; | |
192 | try { | |
193 | tmfTrace = trace.instantiateTrace(); | |
194 | return (tmfTrace != null && tmfTrace.validate(project, trace.getLocation().getPath())); | |
195 | } finally { | |
196 | if (tmfTrace != null) | |
197 | tmfTrace.dispose(); | |
198 | } | |
199 | } | |
200 | ||
201 | } |