/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

package com.nokia.carbide.remoteconnections;

import com.nokia.carbide.remoteconnections.interfaces.IConnectionTypeProvider;

import com.nokia.carbide.remoteconnections.interfaces.IConnectionsManager;

import com.nokia.carbide.remoteconnections.internal.registry.Registry;

import com.nokia.cpp.internal.api.utils.core.Logging;

import org.eclipse.core.net.proxy.IProxyService;

import org.eclipse.jface.resource.ImageDescriptor;

import org.eclipse.swt.widgets.Control;

import org.eclipse.ui.PlatformUI;

import org.eclipse.ui.plugin.AbstractUIPlugin;

import org.osgi.framework.BundleContext;

import org.osgi.util.tracker.ServiceTracker;

/**

 * The activator class controls the plug-in life cycle

 */

public class RemoteConnectionsActivator extends AbstractUIPlugin {

	// The plug-in ID

	public static final String PLUGIN_ID = "com.nokia.carbide.remoteConnections"; //$NON-NLS-1$

	// The shared instance

	private static RemoteConnectionsActivator plugin;

	// A service tracker for the proxy service

	private ServiceTracker proxyServiceTracker;

	/**

	 * The constructor

	 */

	public RemoteConnectionsActivator() {

	}

 	/**

	 * Returns IProxyService.

	 */

	public IProxyService getProxyService() {

		return (IProxyService) proxyServiceTracker.getService();

	}

	/*

	 * (non-Javadoc)

	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)

	 */

	public void start(BundleContext context) throws Exception {

		super.start(context);

		plugin = this;

		Registry instance = Registry.instance();

		instance.loadExtensions();

		instance.loadConnections();

		this.proxyServiceTracker = new ServiceTracker(context, IProxyService.class.getName(), null);

		this.proxyServiceTracker.open();

	}

	/*

	 * (non-Javadoc)

	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)

	 */

	public void stop(BundleContext context) throws Exception {

		Registry.instance().storeConnections();

		Registry.instance().disposeConnections();

		plugin = null;

		super.stop(context);

		this.proxyServiceTracker.close();

	}

	/**

	 * Returns the shared instance

	 *

	 * @return the shared instance

	 */

	public static RemoteConnectionsActivator getDefault() {

		return plugin;

	}

	/**

	 * Returns an image descriptor for the image file at the given

	 * plug-in relative path

	 *

	 * @param path the path

	 * @return the image descriptor

	 */

	public static ImageDescriptor getImageDescriptor(String path) {

		return imageDescriptorFromPlugin(PLUGIN_ID, path);

	}

	/**

	 * Return the implementation of IConnectionsManager

	 * @return IConnectionsManager

	 */

	public static IConnectionsManager getConnectionsManager() {

		return Registry.instance();

	}

	/**

	 * Return the implementation of IConnectionTypeProvider

	 * @return IConnectionTypeProvider

	 */

	public static IConnectionTypeProvider getConnectionTypeProvider() {

		return Registry.instance();

	}

	public static void logError(Throwable t) {

		Logging.log(plugin, Logging.newSimpleStatus(0, t));

	}

	public static void logMessage(String message, int type) {

		Logging.log(plugin, Logging.newStatus(plugin, type, message));

	}

	public static void setHelp(Control control, String id) {

		PlatformUI.getWorkbench().getHelpSystem().setHelp(control, PLUGIN_ID + id);		 //$NON-NLS-1$

	}

}