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/*
* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package net.java.sip.communicator.impl.globaldisplaydetails;
import net.java.sip.communicator.service.globaldisplaydetails.*;
import net.java.sip.communicator.service.gui.*;
import net.java.sip.communicator.service.protocol.*;
import net.java.sip.communicator.service.protocol.globalstatus.*;
import net.java.sip.communicator.util.*;
import org.jitsi.service.configuration.*;
import org.jitsi.service.resources.*;
import org.osgi.framework.*;
/**
*
* @author Yana Stamcheva
*/
public class GlobalDisplayDetailsActivator
implements BundleActivator,
ServiceListener
{
/**
* The bundle context.
*/
private static BundleContext bundleContext;
/**
* The service giving access to image and string application resources.
*/
private static ResourceManagementService resourcesService;
/**
* The service giving access to the configuration resources.
*/
private static ConfigurationService configService;
/**
* The alert UI service.
*/
private static AlertUIService alertUIService;
/**
* The UI service.
*/
private static UIService uiService;
/**
* The display details implementation.
*/
static GlobalDisplayDetailsImpl displayDetailsImpl;
/**
* Initialize and start file service
*
* @param bc the <tt>BundleContext</tt>
* @throws Exception if initializing and starting file service fails
*/
public void start(BundleContext bc)
throws Exception
{
bundleContext = bc;
displayDetailsImpl = new GlobalDisplayDetailsImpl();
bundleContext.addServiceListener(this);
bundleContext.registerService(
GlobalDisplayDetailsService.class.getName(),
displayDetailsImpl,
null);
bundleContext.registerService(
GlobalStatusService.class.getName(),
new GlobalStatusServiceImpl(),
null);
}
/**
* Stops this bundle.
*
* @param bundleContext the <tt>BundleContext</tt>
* @throws Exception if the stop operation goes wrong
*/
public void stop(BundleContext bundleContext)
throws Exception
{
}
/**
* Returns the <tt>ResourceManagementService</tt>, through which we will
* access all resources.
*
* @return the <tt>ResourceManagementService</tt>, through which we will
* access all resources.
*/
public static ResourceManagementService getResources()
{
if (resourcesService == null)
{
resourcesService
= ServiceUtils.getService(
bundleContext,
ResourceManagementService.class);
}
return resourcesService;
}
/**
* Returns the <tt>ConfigurationService</tt> obtained from the bundle
* context.
* @return the <tt>ConfigurationService</tt> obtained from the bundle
* context
*/
public static ConfigurationService getConfigurationService()
{
if(configService == null)
{
configService
= ServiceUtils.getService(
bundleContext,
ConfigurationService.class);
}
return configService;
}
/**
* Returns the <tt>AlertUIService</tt> obtained from the bundle
* context.
* @return the <tt>AlertUIService</tt> obtained from the bundle
* context
*/
public static AlertUIService getAlertUIService()
{
if(alertUIService == null)
{
alertUIService
= ServiceUtils.getService(
bundleContext,
AlertUIService.class);
}
return alertUIService;
}
/**
* Returns the <tt>UIService</tt> obtained from the bundle
* context.
* @return the <tt>UIService</tt> obtained from the bundle
* context
*/
public static UIService getUIService()
{
if(uiService == null)
{
uiService
= ServiceUtils.getService(
bundleContext,
UIService.class);
}
return uiService;
}
/**
* Implements the <tt>ServiceListener</tt> method. Verifies whether the
* passed event concerns a <tt>ProtocolProviderService</tt> and adds or
* removes a registration listener.
*
* @param event The <tt>ServiceEvent</tt> object.
*/
public void serviceChanged(ServiceEvent event)
{
ServiceReference serviceRef = event.getServiceReference();
// if the event is caused by a bundle being stopped, we don't want to
// know
if (serviceRef.getBundle().getState() == Bundle.STOPPING)
{
return;
}
Object service
= UtilActivator.bundleContext.getService(serviceRef);
// we don't care if the source service is not a protocol provider
if (!(service instanceof ProtocolProviderService))
{
return;
}
switch (event.getType())
{
case ServiceEvent.REGISTERED:
((ProtocolProviderService) service)
.addRegistrationStateChangeListener(displayDetailsImpl);
break;
case ServiceEvent.UNREGISTERING:
((ProtocolProviderService) service)
.removeRegistrationStateChangeListener(displayDetailsImpl);
break;
}
}
}
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