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a7780cc8 | 1 | /******************************************************************************* |
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2 | * Copyright (c) 2012, 2013 Ericsson |
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 | |
11252342 | 8 | * |
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9 | * Contributors: |
10 | * Francois Chouinard - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
8e8c0226 | 13 | package org.eclipse.linuxtools.internal.lttng2.control.ui; |
a7780cc8 | 14 | |
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15 | import java.net.URL; |
16 | ||
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17 | import org.eclipse.core.runtime.IStatus; |
18 | import org.eclipse.core.runtime.Status; | |
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19 | import org.eclipse.jface.resource.ImageDescriptor; |
20 | import org.eclipse.jface.resource.ImageRegistry; | |
6fd3c6e9 | 21 | import org.eclipse.linuxtools.internal.lttng2.control.ui.relayd.LttngRelaydConnectionManager; |
8e8c0226 | 22 | import org.eclipse.linuxtools.internal.lttng2.control.ui.views.preferences.ControlPreferences; |
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23 | import org.eclipse.swt.graphics.Image; |
24 | import org.eclipse.ui.plugin.AbstractUIPlugin; | |
25 | import org.osgi.framework.BundleContext; | |
26 | ||
27 | /** | |
28 | * The activator class controls the plug-in life cycle | |
29 | */ | |
30 | public class Activator extends AbstractUIPlugin { | |
31 | ||
32 | // ------------------------------------------------------------------------ | |
33 | // Attributes | |
34 | // ------------------------------------------------------------------------ | |
35 | ||
36 | /** | |
37 | * The plug-in ID | |
38 | */ | |
8e8c0226 | 39 | public static final String PLUGIN_ID = "org.eclipse.linuxtools.lttng2.control.ui"; //$NON-NLS-1$ |
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40 | |
41 | /** | |
42 | * The shared instance | |
43 | */ | |
44 | private static Activator plugin; | |
45 | ||
46 | // ------------------------------------------------------------------------ | |
47 | // Constructors | |
48 | // ------------------------------------------------------------------------ | |
49 | ||
50 | /** | |
51 | * The constructor | |
52 | */ | |
53 | public Activator() { | |
54 | } | |
55 | ||
56 | // ------------------------------------------------------------------------ | |
57 | // Accessors | |
58 | // ------------------------------------------------------------------------ | |
59 | ||
60 | /** | |
61 | * Returns the shared instance | |
62 | * | |
63 | * @return the shared instance | |
64 | */ | |
65 | public static Activator getDefault() { | |
66 | return plugin; | |
67 | } | |
68 | ||
69 | // ------------------------------------------------------------------------ | |
70 | // AbstractUIPlugin | |
71 | // ------------------------------------------------------------------------ | |
72 | ||
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73 | @Override |
74 | public void start(BundleContext context) throws Exception { | |
75 | super.start(context); | |
76 | plugin = this; | |
9315aeee | 77 | ControlPreferences.getInstance().init(getPreferenceStore()); |
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78 | // This registers the connection manager with the signal manager |
79 | LttngRelaydConnectionManager.getInstance(); | |
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80 | } |
81 | ||
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82 | @Override |
83 | public void stop(BundleContext context) throws Exception { | |
afe13e7a | 84 | ControlPreferences.getInstance().dispose(); |
6fd3c6e9 | 85 | LttngRelaydConnectionManager.getInstance().dispose(); |
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86 | plugin = null; |
87 | super.stop(context); | |
88 | } | |
89 | ||
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90 | @Override |
91 | protected void initializeImageRegistry(ImageRegistry reg) { | |
92 | } | |
93 | ||
94 | // ------------------------------------------------------------------------ | |
95 | // Operations | |
96 | // ------------------------------------------------------------------------ | |
97 | ||
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98 | /** |
99 | * Gets an image object using given path within plug-in. | |
11252342 | 100 | * |
9fa32496 | 101 | * @param path path to image file |
11252342 | 102 | * |
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103 | * @return image object |
104 | */ | |
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105 | public Image getImageFromPath(String path) { |
106 | return getImageDescripterFromPath(path).createImage(); | |
107 | } | |
108 | ||
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109 | /** |
110 | * Gets an image descriptor using given path within plug-in. | |
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111 | * |
112 | * @param path path to image file | |
113 | * | |
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114 | * @return image descriptor object |
115 | */ | |
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116 | public ImageDescriptor getImageDescripterFromPath(String path) { |
117 | return AbstractUIPlugin.imageDescriptorFromPlugin(PLUGIN_ID, path); | |
118 | } | |
119 | ||
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120 | /** |
121 | * Gets a image object from the image registry based on the given path. | |
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122 | * If the image is not in the registry it will be registered. |
123 | * | |
124 | * @param path to the image file | |
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125 | * @return image object |
126 | */ | |
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127 | public Image getImageFromImageRegistry(String path) { |
128 | Image icon = getImageRegistry().get(path); | |
129 | if (icon == null) { | |
130 | icon = getImageDescripterFromPath(path).createImage(); | |
131 | plugin.getImageRegistry().put(path, icon); | |
132 | } | |
133 | return icon; | |
134 | } | |
11252342 | 135 | |
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136 | /** |
137 | * Loads the image in the plug-ins image registry (if necessary) and returns the image | |
138 | * @param url - URL relative to the Bundle | |
139 | * @return the image | |
140 | */ | |
141 | public Image loadIcon(String url) { | |
142 | String key = plugin.getBundle().getSymbolicName() + "/" + url; //$NON-NLS-1$ | |
143 | Image icon = plugin.getImageRegistry().get(key); | |
144 | if (icon == null) { | |
145 | URL imageURL = plugin.getBundle().getResource(url); | |
146 | ImageDescriptor descriptor = ImageDescriptor.createFromURL(imageURL); | |
147 | icon = descriptor.createImage(); | |
148 | plugin.getImageRegistry().put(key, icon); | |
149 | } | |
150 | return icon; | |
151 | } | |
11252342 | 152 | |
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153 | /** |
154 | * Logs a message with severity INFO in the runtime log of the plug-in. | |
11252342 | 155 | * |
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156 | * @param message A message to log |
157 | */ | |
158 | public void logInfo(String message) { | |
159 | getLog().log(new Status(IStatus.INFO, PLUGIN_ID, message)); | |
160 | } | |
11252342 | 161 | |
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162 | /** |
163 | * Logs a message and exception with severity INFO in the runtime log of the plug-in. | |
11252342 | 164 | * |
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165 | * @param message A message to log |
166 | * @param exception A exception to log | |
167 | */ | |
168 | public void logInfo(String message, Throwable exception) { | |
169 | getLog().log(new Status(IStatus.INFO, PLUGIN_ID, message, exception)); | |
170 | } | |
171 | ||
172 | /** | |
173 | * Logs a message and exception with severity WARNING in the runtime log of the plug-in. | |
11252342 | 174 | * |
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175 | * @param message A message to log |
176 | */ | |
177 | public void logWarning(String message) { | |
178 | getLog().log(new Status(IStatus.WARNING, PLUGIN_ID, message)); | |
179 | } | |
11252342 | 180 | |
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181 | /** |
182 | * Logs a message and exception with severity WARNING in the runtime log of the plug-in. | |
11252342 | 183 | * |
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184 | * @param message A message to log |
185 | * @param exception A exception to log | |
186 | */ | |
187 | public void logWarning(String message, Throwable exception) { | |
188 | getLog().log(new Status(IStatus.WARNING, PLUGIN_ID, message, exception)); | |
189 | } | |
190 | ||
191 | /** | |
192 | * Logs a message and exception with severity ERROR in the runtime log of the plug-in. | |
11252342 | 193 | * |
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194 | * @param message A message to log |
195 | */ | |
196 | public void logError(String message) { | |
197 | getLog().log(new Status(IStatus.ERROR, PLUGIN_ID, message)); | |
198 | } | |
11252342 | 199 | |
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200 | /** |
201 | * Logs a message and exception with severity ERROR in the runtime log of the plug-in. | |
11252342 | 202 | * |
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203 | * @param message A message to log |
204 | * @param exception A exception to log | |
205 | */ | |
206 | public void logError(String message, Throwable exception) { | |
207 | getLog().log(new Status(IStatus.ERROR, PLUGIN_ID, message, exception)); | |
208 | } | |
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209 | |
210 | } |