1 /*

     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Definitions for the class ActivateTrace

    15  *

    16 */

    17 

    18 

    19 package com.nokia.s60tools.analyzetool;

    20 

    21 import org.eclipse.ui.IStartup;

    22 import org.eclipse.core.runtime.*;

    23 import com.nokia.s60tools.analyzetool.ui.IActionListener;

    24 import com.nokia.s60tools.analyzetool.ui.MainView;

    25 

    26 /**

    27  * Checks at plugin startup is trace plugin available

    28  * and sets MainView trace actions state

    29  * @author kihe

    30  *

    31  */

    32 public class ActivateTrace implements IStartup {

    33 

    34 	/**

    35 	 * Check is AnalyzeTool trace plugin registered.

    36 	 *

    37 	 * If not registered disables AnalyzeTool trace buttons.

    38 	 *

    39 	 * @see org.eclipse.ui.IStartup#earlyStartup()

    40 	 */

    41 	public final void earlyStartup() {

    42 

    43 		//get action listener

    44 		final IActionListener listener = Activator.getActionListener();

    45 

    46 		//get extension registry

    47 		IExtensionRegistry registry = RegistryFactory.getRegistry();

    48 		if( registry == null ) {

    49 			MainView.enableTrace = false;

    50 			if(listener != null) {

    51 				listener.disableTraceActions(false);

    52 			}

    53 			return;

    54 		}

    55 

    56 		//get analyzetool extension

    57 		final IExtensionPoint extensionPoint = registry.getExtensionPoint("com.nokia.s60tools.analyzetool.AnalyzeTool");

    58 

    59 		//try find analyzetool trace extension

    60 		IExtension extension = null;

    61 		if( extensionPoint != null ) {

    62 			extension = extensionPoint.getExtension("com.nokia.s60tools.analyzetool.trace.ActivateTrace");

    63 		}

    64 

    65 

    66 

    67 		//if trace extension found => enable trace buttons in the MainView

    68 		if(extension != null && extension.isValid()) {

    69 			MainView.enableTrace = true;

    70 			if(listener != null) {

    71 				listener.disableTraceActions(true);

    72 			}

    73 		}

    74 		//no trace extension found => disable trace buttons

    75 		else {

    76 			MainView.enableTrace = false;

    77 			if(listener != null) {

    78 				listener.disableTraceActions(false);

    79 			}

    80 		}

    81 

    82 	}

    83 }