org.argeo.cms.ui/src/org/argeo/cms/ui/internal/Activator.java

   1 package org.argeo.cms.ui.internal;
   2
   3 import org.argeo.cms.CmsStyles;
   4 import org.argeo.cms.maintenance.MaintenanceUi;
   5 import org.argeo.cms.ui.internal.rwt.UserUi;
   6 import org.argeo.node.NodeState;
   7 import org.argeo.util.LangUtils;
   8 import org.eclipse.rap.rwt.application.ApplicationConfiguration;
   9 import org.osgi.framework.BundleActivator;
  10 import org.osgi.framework.BundleContext;
  11 import org.osgi.util.tracker.ServiceTracker;
  12
  13 public class Activator implements BundleActivator {
  14
  15         // avoid dependency to RWT OSGi
  16         private final static String CONTEXT_NAME_PROP = "contextName";
  17
  18         private static ServiceTracker<NodeState, NodeState> nodeState;
  19
  20         // @Override
  21         public void start(BundleContext bc) throws Exception {
  22                 // UI
  23                 bc.registerService(ApplicationConfiguration.class, new MaintenanceUi(),
  24                                 LangUtils.init(CONTEXT_NAME_PROP, "system"));
  25                 bc.registerService(ApplicationConfiguration.class, new UserUi(), LangUtils.init(CONTEXT_NAME_PROP, "user"));
  26
  27                 nodeState = new ServiceTracker<>(bc, NodeState.class, null);
  28                 nodeState.open();
  29         }
  30
  31         @Override
  32         public void stop(BundleContext context) throws Exception {
  33                 if (nodeState != null) {
  34                         nodeState.close();
  35                         nodeState = null;
  36                 }
  37         }
  38
  39         public static NodeState getNodeState() {
  40                 return nodeState.getService();
  41         }
  42 }