1 /*

     2 * Copyright (c) 2007 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:

    15 *

    16 * Wrapper for one trace object

    17 *

    18 */

    19 package com.nokia.tracebuilder.view;

    20 

    21 import com.nokia.tracebuilder.engine.LastKnownLocationList;

    22 import com.nokia.tracebuilder.engine.TraceLocationList;

    23 import com.nokia.tracebuilder.model.Trace;

    24 import com.nokia.tracebuilder.model.TraceParameter;

    25 

    26 /**

    27  * Wrapper for one trace object

    28  * 

    29  * @see com.nokia.tracebuilder.model.Trace

    30  */

    31 final class TraceWrapper extends TraceObjectWrapper {

    32 

    33 	/**

    34 	 * Last known location list wrapper

    35 	 */

    36 	private LastKnownLocationListWrapper LastKnownLocationListWrapper;

    37 

    38 	/**

    39 	 * List of object parameters

    40 	 */

    41 	private TraceParameterListWrapper parameterListWrapper;

    42 

    43 	/**

    44 	 * Location list wrapper

    45 	 */

    46 	private TraceLocationListWrapper locationListWrapper;

    47 

    48 	/**

    49 	 * Default constructor

    50 	 * 

    51 	 * @param trace

    52 	 *            the trace

    53 	 * @param parent

    54 	 *            parent wrapper

    55 	 * @param updater

    56 	 *            the update notifier

    57 	 */

    58 	TraceWrapper(Trace trace, WrapperBase parent, WrapperUpdater updater) {

    59 		super(trace, parent, updater);

    60 		addParameterList();

    61 		TraceLocationList list = trace.getExtension(TraceLocationList.class);

    62 		if (list != null) {

    63 			setLocationList(list);

    64 		}

    65 		LastKnownLocationList plist = trace

    66 				.getExtension(LastKnownLocationList.class);

    67 		if (plist != null) {

    68 			setLastKnownLocationList(plist);

    69 		}

    70 	}

    71 

    72 	/*

    73 	 * (non-Javadoc)

    74 	 * 

    75 	 * @see com.nokia.tracebuilder.view.TraceObjectWrapper#delete()

    76 	 */

    77 	@Override

    78 	void delete() {

    79 		if (locationListWrapper != null && !contains(locationListWrapper)) {

    80 			locationListWrapper.delete();

    81 		}

    82 		if (LastKnownLocationListWrapper != null

    83 				&& !contains(LastKnownLocationListWrapper)) {

    84 			LastKnownLocationListWrapper.delete();

    85 		}

    86 		super.delete();

    87 	}

    88 

    89 	/**

    90 	 * Creates and adds the parameter list

    91 	 */

    92 	void addParameterList() {

    93 		Trace trace = (Trace) getTraceObject();

    94 		parameterListWrapper = new TraceParameterListWrapper(trace, this,

    95 				getUpdater());

    96 		if (trace.hasParameters()) {

    97 			add(parameterListWrapper);

    98 		}

    99 	}

   100 

   101 	/**

   102 	 * Adds a parameter to the parameter list

   103 	 * 

   104 	 * @param parameter

   105 	 *            the parameter to be added

   106 	 * @return the wrapper which needs to be refreshed

   107 	 */

   108 	WrapperBase addParameter(TraceParameter parameter) {

   109 		if (parameterListWrapper.hasChildren()) {

   110 			// If parameters already exist, the parameter list is updated

   111 			parameterListWrapper.addParameter(parameter);

   112 		} else {

   113 			// If not, the parameter list is added

   114 			parameterListWrapper.addParameter(parameter);

   115 			add(parameterListWrapper);

   116 		}

   117 		return this;

   118 	}

   119 

   120 	/**

   121 	 * Removes a parameter

   122 	 * 

   123 	 * @param parameter

   124 	 *            the parameter to be removed

   125 	 * @return the wrapper which needs to be refreshed

   126 	 */

   127 	WrapperBase removeParameter(TraceParameter parameter) {

   128 		parameterListWrapper.removeParameter(parameter);

   129 		// If the parameter list no longer contains elements, it is removed

   130 		if (!parameterListWrapper.hasChildren()) {

   131 			hide(parameterListWrapper);

   132 		}

   133 		return this;

   134 	}

   135 

   136 	/**

   137 	 * Sets the last known location list to this object

   138 	 * 

   139 	 * @param list

   140 	 *            the location list

   141 	 * @return the wrapper to be updated

   142 	 */

   143 	WrapperBase setLastKnownLocationList(LastKnownLocationList list) {

   144 		if (list != null) {

   145 			if (LastKnownLocationListWrapper == null) {

   146 				LastKnownLocationListWrapper = new LastKnownLocationListWrapper(

   147 						list, this, getUpdater());

   148 				if (LastKnownLocationListWrapper.hasChildren()) {

   149 					add(LastKnownLocationListWrapper);

   150 				}

   151 			} else {

   152 				if (LastKnownLocationListWrapper.getLocationList() != list) {

   153 					LastKnownLocationListWrapper.updateLocationList(list);

   154 				}

   155 			}

   156 		} else {

   157 			if (LastKnownLocationListWrapper != null) {

   158 				LastKnownLocationListWrapper.updateLocationList(null);

   159 				hide(LastKnownLocationListWrapper);

   160 			}

   161 		}

   162 		return this;

   163 	}

   164 

   165 	/**

   166 	 * Shows the last known locations list

   167 	 */

   168 	void showLastKnownLocationList() {

   169 		add(LastKnownLocationListWrapper);

   170 	}

   171 

   172 	/**

   173 	 * Hides the last known locations list

   174 	 */

   175 	void hideLastKnownLocationList() {

   176 		hide(LastKnownLocationListWrapper);

   177 	}

   178 

   179 	/**

   180 	 * Sets the location list to this object

   181 	 * 

   182 	 * @param list

   183 	 *            the location list

   184 	 * @return the wrapper to be updated

   185 	 */

   186 	WrapperBase setLocationList(TraceLocationList list) {

   187 		if (list != null) {

   188 			if (locationListWrapper == null) {

   189 				locationListWrapper = new TraceLocationListWrapper(list, this,

   190 						getUpdater());

   191 				if (locationListWrapper.hasChildren()) {

   192 					add(locationListWrapper);

   193 				}

   194 			} else {

   195 				if (locationListWrapper.getLocationList() != list) {

   196 					locationListWrapper.updateLocationList(list);

   197 				}

   198 			}

   199 		} else {

   200 			if (locationListWrapper != null) {

   201 				locationListWrapper.updateLocationList(null);

   202 				hide(locationListWrapper);

   203 			}

   204 		}

   205 		return this;

   206 	}

   207 

   208 	/**

   209 	 * Shows the location list

   210 	 */

   211 	void showLocationList() {

   212 		add(locationListWrapper);

   213 	}

   214 

   215 	/**

   216 	 * Hides the location list

   217 	 */

   218 	void hideLocationList() {

   219 		hide(locationListWrapper);

   220 	}

   221 

   222 	/**

   223 	 * Gets the location list wrapper

   224 	 * 

   225 	 * @return the list wrapper

   226 	 */

   227 	TraceLocationListWrapper getLocationListWrapper() {

   228 		return locationListWrapper;

   229 	}

   230 

   231 }