-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.ui.workbench;\r
-\r
-import java.util.Arrays;\r
-import java.util.Collections;\r
-import java.util.List;\r
-\r
-import org.eclipse.core.runtime.IConfigurationElement;\r
-import org.eclipse.core.runtime.IExtension;\r
-import org.eclipse.core.runtime.IExtensionPoint;\r
-import org.eclipse.core.runtime.Platform;\r
-import org.eclipse.core.runtime.dynamichelpers.ExtensionTracker;\r
-import org.eclipse.core.runtime.dynamichelpers.IExtensionChangeHandler;\r
-import org.eclipse.core.runtime.dynamichelpers.IExtensionTracker;\r
-import org.eclipse.core.runtime.dynamichelpers.IFilter;\r
-import org.simantics.ui.internal.Activator;\r
-import org.simantics.utils.datastructures.MapList;\r
-\r
-public class PerspectiveContextBindingManager implements IExtensionChangeHandler {\r
-\r
- private final static String NAMESPACE = Activator.PLUGIN_ID;\r
-\r
- private final static String EP_NAME = "perspectiveContextBinding";\r
-\r
- private ExtensionTracker tracker;\r
-\r
- private MapList<String, IPerspectiveContextExtension> extensions = new MapList<String, IPerspectiveContextExtension>();\r
-\r
- private static PerspectiveContextBindingManager INSTANCE;\r
-\r
- public static synchronized PerspectiveContextBindingManager getInstance() {\r
- if (INSTANCE == null)\r
- INSTANCE = new PerspectiveContextBindingManager();\r
- return INSTANCE;\r
- }\r
-\r
- public static synchronized void dispose() {\r
- if (INSTANCE != null) {\r
- INSTANCE.close();\r
- INSTANCE = null;\r
- }\r
- }\r
-\r
- private PerspectiveContextBindingManager() {\r
- tracker = new ExtensionTracker();\r
-\r
- // Cache defined actions\r
- IExtensionPoint expt = Platform.getExtensionRegistry().getExtensionPoint(NAMESPACE, EP_NAME);\r
- loadExtensions(expt.getConfigurationElements());\r
-\r
- // Start tracking for new and removed extensions\r
- IFilter filter = ExtensionTracker.createExtensionPointFilter(expt);\r
- tracker.registerHandler(this, filter);\r
- }\r
-\r
- private void close() {\r
- tracker.close();\r
- tracker = null;\r
- extensions = new MapList<String, IPerspectiveContextExtension>();\r
- }\r
-\r
- public synchronized List<IPerspectiveContextExtension> getExtensions(String perspectiveId) {\r
- List<IPerspectiveContextExtension> exts = extensions.getValues(perspectiveId);\r
- if (exts == null)\r
- return Arrays.asList();\r
- return Collections.unmodifiableList(exts);\r
- }\r
-\r
- private synchronized void loadExtensions(IConfigurationElement[] elements) {\r
- for (IConfigurationElement el : elements) {\r
- String perspectiveId = el.getAttribute("perspectiveId");\r
- String contextId = el.getAttribute("contextIds");\r
- String[] contextIds = contextId.split(",");\r
-\r
- IPerspectiveContextExtension ext = new IPerspectiveContextExtension.Stub(perspectiveId, contextIds);\r
-\r
- // Start tracking the new extension object, its removal will be notified of\r
- // with removeExtension(extension, Object[]).\r
- tracker.registerObject(el.getDeclaringExtension(), ext, IExtensionTracker.REF_STRONG);\r
-\r
- extensions.add(perspectiveId, ext);\r
- }\r
- }\r
-\r
- @Override\r
- public void addExtension(IExtensionTracker tracker, IExtension extension) {\r
- loadExtensions(extension.getConfigurationElements());\r
- }\r
-\r
- @Override\r
- public synchronized void removeExtension(IExtension extension, Object[] objects) {\r
- \r
- for (Object o : objects) {\r
- IPerspectiveContextExtension ext = (IPerspectiveContextExtension) o;\r
- tracker.unregisterObject(extension, ext);\r
- extensions.remove(ext.getPerspectiveId(), ext);\r
- }\r
-\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.ui.workbench;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.eclipse.core.runtime.IExtension;
+import org.eclipse.core.runtime.IExtensionPoint;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.core.runtime.dynamichelpers.ExtensionTracker;
+import org.eclipse.core.runtime.dynamichelpers.IExtensionChangeHandler;
+import org.eclipse.core.runtime.dynamichelpers.IExtensionTracker;
+import org.eclipse.core.runtime.dynamichelpers.IFilter;
+import org.simantics.ui.internal.Activator;
+import org.simantics.utils.datastructures.MapList;
+
+public class PerspectiveContextBindingManager implements IExtensionChangeHandler {
+
+ private final static String NAMESPACE = Activator.PLUGIN_ID;
+
+ private final static String EP_NAME = "perspectiveContextBinding";
+
+ private ExtensionTracker tracker;
+
+ private MapList<String, IPerspectiveContextExtension> extensions = new MapList<String, IPerspectiveContextExtension>();
+
+ private static PerspectiveContextBindingManager INSTANCE;
+
+ public static synchronized PerspectiveContextBindingManager getInstance() {
+ if (INSTANCE == null)
+ INSTANCE = new PerspectiveContextBindingManager();
+ return INSTANCE;
+ }
+
+ public static synchronized void dispose() {
+ if (INSTANCE != null) {
+ INSTANCE.close();
+ INSTANCE = null;
+ }
+ }
+
+ private PerspectiveContextBindingManager() {
+ tracker = new ExtensionTracker();
+
+ // Cache defined actions
+ IExtensionPoint expt = Platform.getExtensionRegistry().getExtensionPoint(NAMESPACE, EP_NAME);
+ loadExtensions(expt.getConfigurationElements());
+
+ // Start tracking for new and removed extensions
+ IFilter filter = ExtensionTracker.createExtensionPointFilter(expt);
+ tracker.registerHandler(this, filter);
+ }
+
+ private void close() {
+ tracker.close();
+ tracker = null;
+ extensions = new MapList<String, IPerspectiveContextExtension>();
+ }
+
+ public synchronized List<IPerspectiveContextExtension> getExtensions(String perspectiveId) {
+ List<IPerspectiveContextExtension> exts = extensions.getValues(perspectiveId);
+ if (exts == null)
+ return Arrays.asList();
+ return Collections.unmodifiableList(exts);
+ }
+
+ private synchronized void loadExtensions(IConfigurationElement[] elements) {
+ for (IConfigurationElement el : elements) {
+ String perspectiveId = el.getAttribute("perspectiveId");
+ String contextId = el.getAttribute("contextIds");
+ String[] contextIds = contextId.split(",");
+
+ IPerspectiveContextExtension ext = new IPerspectiveContextExtension.Stub(perspectiveId, contextIds);
+
+ // Start tracking the new extension object, its removal will be notified of
+ // with removeExtension(extension, Object[]).
+ tracker.registerObject(el.getDeclaringExtension(), ext, IExtensionTracker.REF_STRONG);
+
+ extensions.add(perspectiveId, ext);
+ }
+ }
+
+ @Override
+ public void addExtension(IExtensionTracker tracker, IExtension extension) {
+ loadExtensions(extension.getConfigurationElements());
+ }
+
+ @Override
+ public synchronized void removeExtension(IExtension extension, Object[] objects) {
+
+ for (Object o : objects) {
+ IPerspectiveContextExtension ext = (IPerspectiveContextExtension) o;
+ tracker.unregisterObject(extension, ext);
+ extensions.remove(ext.getPerspectiveId(), ext);
+ }
+
+ }
+
+}
Code Review / simantics / platform.git / blobdiff