crashanalysis/crashanalyser/com.nokia.s60tools.crashanalyser/src/com/nokia/s60tools/crashanalyser/ui/editors/AdvancedPage.java
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     1 /*
       
     2 * Copyright (c) 2008 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 */
       
    17 
       
    18 package com.nokia.s60tools.crashanalyser.ui.editors;
       
    19 
       
    20 import java.util.HashMap;
       
    21 import java.util.List;
       
    22 import java.util.Map;
       
    23 
       
    24 import org.eclipse.jface.resource.FontRegistry;
       
    25 import org.eclipse.swt.SWT;
       
    26 import org.eclipse.swt.custom.SashForm;
       
    27 import org.eclipse.swt.events.SelectionEvent;
       
    28 import org.eclipse.swt.events.SelectionListener;
       
    29 import org.eclipse.swt.graphics.FontData;
       
    30 import org.eclipse.swt.layout.FormAttachment;
       
    31 import org.eclipse.swt.layout.FormData;
       
    32 import org.eclipse.swt.layout.FormLayout;
       
    33 import org.eclipse.swt.layout.GridData;
       
    34 import org.eclipse.swt.layout.GridLayout;
       
    35 import org.eclipse.swt.widgets.Combo;
       
    36 import org.eclipse.swt.widgets.Composite;
       
    37 import org.eclipse.swt.widgets.Display;
       
    38 import org.eclipse.swt.widgets.Group;
       
    39 import org.eclipse.swt.widgets.Table;
       
    40 import org.eclipse.swt.widgets.TableColumn;
       
    41 import org.eclipse.swt.widgets.TableItem;
       
    42 import org.eclipse.swt.widgets.Text;
       
    43 import org.eclipse.ui.PlatformUI;
       
    44 
       
    45 import com.nokia.s60tools.crashanalyser.containers.CodeSegment;
       
    46 import com.nokia.s60tools.crashanalyser.containers.EventLog;
       
    47 import com.nokia.s60tools.crashanalyser.containers.Process;
       
    48 import com.nokia.s60tools.crashanalyser.containers.Register;
       
    49 import com.nokia.s60tools.crashanalyser.containers.RegisterBit;
       
    50 import com.nokia.s60tools.crashanalyser.containers.RegisterDetails;
       
    51 import com.nokia.s60tools.crashanalyser.containers.RegisterSet;
       
    52 import com.nokia.s60tools.crashanalyser.containers.Thread;
       
    53 import com.nokia.s60tools.crashanalyser.files.CrashFile;
       
    54 import com.nokia.s60tools.crashanalyser.files.SummaryFile;
       
    55 import com.nokia.s60tools.crashanalyser.resources.HelpContextIDs;
       
    56 import com.nokia.s60tools.crashanalyser.ui.viewers.CodeSegmentsTableViewer;
       
    57 
       
    58 /**
       
    59  * Advanced page in Crash Visualiser editor. 
       
    60  *
       
    61  */
       
    62 public class AdvancedPage implements SelectionListener{
       
    63 
       
    64 	// registers group UI items
       
    65 	Combo comboRegisters;
       
    66 	Table tableRegisters;
       
    67 
       
    68 	// code segments group UI items
       
    69 	Table tableCodeSegments;
       
    70 	CodeSegmentsTableViewer tableViewerCodeSegments;
       
    71 	
       
    72 	// event log group UI items
       
    73 	Table tableEventLog;
       
    74 	
       
    75 	// CPSR details group UI items
       
    76 	Group groupCpsrEmpty;
       
    77 	Combo comboCpsrDetails;
       
    78 	Table tableCpsrDetails;
       
    79 	
       
    80 	FontRegistry fontRegistry;
       
    81 	SummaryFile crashFile;
       
    82 	Process selectedProcess = null;
       
    83 	Thread selectedThread = null;
       
    84 		
       
    85 	/**
       
    86 	 * Creates the page
       
    87 	 * @param parent composite
       
    88 	 * @param file summary file
       
    89 	 * @return composite
       
    90 	 */
       
    91 	public Composite createPage(Composite parent, SummaryFile file) {
       
    92 		crashFile = file;
       
    93 		return doCreatePage(parent);
       
    94 	}
       
    95 	
       
    96 	/**
       
    97 	 * Creates the page
       
    98 	 * @param parent composite
       
    99 	 * @return composite
       
   100 	 */
       
   101 	public Composite createPage(Composite parent) {
       
   102 		return doCreatePage(parent);
       
   103 	}
       
   104 	
       
   105 	/**
       
   106 	 * Loads data from given file into UI elements.
       
   107 	 * @param file crash file
       
   108 	 */
       
   109 	public void setFile(CrashFile file) {
       
   110 		if (file != null) {
       
   111 			crashFile = file;
       
   112 			initialUserRegistersTableLoad();
       
   113 			loadCodeSegmentsTable();
       
   114 			loadEventLogTable();
       
   115 			initialCpsrDetailsTableLoad();
       
   116 		}
       
   117 	}
       
   118 	
       
   119 	/**
       
   120 	 * Creates all UI elements to the page
       
   121 	 * @param parent
       
   122 	 * @return composite
       
   123 	 */
       
   124 	Composite doCreatePage(Composite parent) {
       
   125 		GridLayout layout = new GridLayout();
       
   126 		layout.numColumns = 1;
       
   127 		parent.setLayout(layout);
       
   128 		parent.setLayoutData(new GridData(GridData.FILL_BOTH));
       
   129 		
       
   130 		fontRegistry = new FontRegistry(Display.getCurrent());
       
   131 		fontRegistry.put("monospace", new FontData[]{new FontData("Courier", 8, SWT.NORMAL)});
       
   132 
       
   133 		SashForm sashFormMain = new SashForm(parent, SWT.VERTICAL);
       
   134 		sashFormMain.setLayoutData(new GridData(GridData.FILL_BOTH));
       
   135 		SashForm sashFormTop = new SashForm(sashFormMain, SWT.HORIZONTAL);
       
   136 		createRegistersGroup(sashFormTop);
       
   137 		createCodeSegmentsGroup(sashFormTop);
       
   138 		SashForm sashFormBottom = new SashForm(sashFormMain, SWT.HORIZONTAL);
       
   139 		createEventLogGroup(sashFormBottom);
       
   140 		createCpsrDetailsGroup(sashFormBottom);
       
   141 		
       
   142 		sashFormTop.setWeights(new int[]{3,2});
       
   143 		sashFormBottom.setWeights(new int[]{3,7});
       
   144 			
       
   145 		setHelps();
       
   146 		
       
   147 		return parent;
       
   148 	}
       
   149 	
       
   150 	/**
       
   151 	 * Creates registers group
       
   152 	 * @param parent
       
   153 	 */
       
   154 	void createRegistersGroup(Composite parent) {
       
   155 		Group groupRegisters = new Group(parent, SWT.NONE);
       
   156 		GridLayout layout = new GridLayout();
       
   157 		layout.numColumns = 2;
       
   158 		groupRegisters.setLayout(layout);
       
   159 		groupRegisters.setText("Registers");
       
   160 		GridData groupGD = new GridData(GridData.FILL_HORIZONTAL);
       
   161 		groupRegisters.setLayoutData(groupGD);
       
   162 		
       
   163 		comboRegisters = new Combo(groupRegisters, SWT.BORDER | SWT.DROP_DOWN | SWT.READ_ONLY);
       
   164 		GridData comboGD = new GridData();
       
   165 		comboGD.horizontalSpan = 2;
       
   166 		comboRegisters.setLayoutData(comboGD);
       
   167 		comboRegisters.addSelectionListener(this);
       
   168 		
       
   169 		tableRegisters = new Table(groupRegisters, SWT.BORDER);
       
   170 		tableRegisters.setHeaderVisible(true);
       
   171 		tableRegisters.setLinesVisible(true);
       
   172 		TableColumn col = new TableColumn(tableRegisters, SWT.LEFT);
       
   173 		col.setWidth(100);
       
   174 		col.setText("Register");
       
   175 		col = new TableColumn(tableRegisters, SWT.LEFT);
       
   176 		col.setWidth(100);
       
   177 		col.setText("Value");
       
   178 		col = new TableColumn(tableRegisters, SWT.LEFT);
       
   179 		col.setWidth(100);
       
   180 		col.setText("Symbol");
       
   181 		col = new TableColumn(tableRegisters, SWT.LEFT);
       
   182 		col.setWidth(100);
       
   183 		col.setText("Comment");
       
   184 		tableRegisters.setFont(fontRegistry.get("monospace"));
       
   185 
       
   186 		GridData tableGd = new GridData(GridData.FILL_BOTH);
       
   187 		tableGd.horizontalSpan = 2;
       
   188 		tableRegisters.setLayoutData(tableGd);
       
   189 
       
   190 		initialUserRegistersTableLoad();
       
   191 		
       
   192 	}
       
   193 	
       
   194 	/**
       
   195 	 * Creates code segments group
       
   196 	 * @param parent
       
   197 	 */
       
   198 	void createCodeSegmentsGroup(Composite parent) {
       
   199 		Group groupCodeSegments = new Group(parent, SWT.NONE);
       
   200 		GridLayout layout = new GridLayout();
       
   201 		layout.numColumns = 1;
       
   202 		groupCodeSegments.setLayout(layout);
       
   203 		groupCodeSegments.setText("Code Segments");
       
   204 		GridData groupGD = new GridData();
       
   205 		groupCodeSegments.setLayoutData(groupGD);
       
   206 		
       
   207 		tableCodeSegments = new Table(groupCodeSegments, SWT.BORDER);
       
   208 		tableCodeSegments.setHeaderVisible(true);
       
   209 		GridData tableGd = new GridData(GridData.FILL_BOTH);
       
   210 		tableCodeSegments.setLayoutData(tableGd);
       
   211 		
       
   212 		tableViewerCodeSegments = new CodeSegmentsTableViewer(tableCodeSegments);
       
   213 		tableCodeSegments.setFont(fontRegistry.get("monospace"));
       
   214 		
       
   215 		loadCodeSegmentsTable();
       
   216 		AutoSizeTableCells(tableCodeSegments);
       
   217 		
       
   218 	}
       
   219 	
       
   220 	/**
       
   221 	 * Creates event log group
       
   222 	 * @param parent
       
   223 	 */
       
   224 	void createEventLogGroup(Composite parent) {
       
   225 		Group groupEventLog = new Group(parent, SWT.NONE);
       
   226 		GridLayout layout = new GridLayout();
       
   227 		layout.numColumns = 1;
       
   228 		groupEventLog.setLayout(layout);
       
   229 		groupEventLog.setText("Event Log");
       
   230 		GridData groupGD = new GridData(GridData.FILL_BOTH);
       
   231 		groupEventLog.setLayoutData(groupGD);
       
   232 
       
   233 		tableEventLog = new Table(groupEventLog, SWT.BORDER);
       
   234 		tableEventLog.setHeaderVisible(true);
       
   235 		TableColumn col = new TableColumn(tableEventLog, SWT.LEFT);
       
   236 		col.setWidth(200);
       
   237 		col.setText("Type");
       
   238 		col = new TableColumn(tableEventLog, SWT.LEFT);
       
   239 		col.setWidth(200);
       
   240 		col.setText("Value");
       
   241 		tableEventLog.setLayoutData(new GridData(GridData.FILL_BOTH));
       
   242 		tableEventLog.setFont(fontRegistry.get("monospace"));
       
   243 		
       
   244 		loadEventLogTable();
       
   245 	}
       
   246 	
       
   247 	/**
       
   248 	 * Creates cpsr details group
       
   249 	 * @param parent
       
   250 	 */
       
   251 	void createCpsrDetailsGroup(Composite parent) {
       
   252 		Group groupCpsrDetails = new Group(parent, SWT.NONE);
       
   253 		GridLayout layout = new GridLayout();
       
   254 		layout.numColumns = 1;
       
   255 		groupCpsrDetails.setLayout(layout);
       
   256 		groupCpsrDetails.setText("CPSR Details");
       
   257 		GridData groupGD = new GridData(GridData.FILL_VERTICAL);
       
   258 		groupCpsrDetails.setLayoutData(groupGD);
       
   259 		
       
   260 		comboCpsrDetails = new Combo(groupCpsrDetails, SWT.BORDER | SWT.DROP_DOWN | SWT.READ_ONLY);
       
   261 		comboCpsrDetails.addSelectionListener(this);
       
   262 
       
   263 		// Empty group
       
   264 		groupCpsrEmpty = new Group(groupCpsrDetails, SWT.NONE);
       
   265 		FormLayout fl = new FormLayout();
       
   266 		fl.marginRight = 5;
       
   267 		fl.marginLeft = 5;
       
   268 		fl.marginBottom = 5;
       
   269 		groupCpsrEmpty.setLayout(fl);
       
   270 		GridData groupCpsrEmptyGd = new GridData(GridData.FILL_HORIZONTAL);
       
   271 		groupCpsrEmptyGd.horizontalAlignment = SWT.FILL;
       
   272 		groupCpsrEmptyGd.grabExcessHorizontalSpace = true;
       
   273 		groupCpsrEmpty.setLayoutData(groupCpsrEmptyGd);
       
   274 
       
   275 		// create 32 empty text boxes
       
   276 		for (int i = 0; i < 32; i++) {
       
   277 			Text text = new Text(groupCpsrEmpty, SWT.READ_ONLY | SWT.BORDER | SWT.NO_FOCUS | SWT.CENTER);
       
   278 			text.setFont(fontRegistry.get("monospace"));
       
   279 			FormData textFd = new FormData();
       
   280 			textFd.left = new FormAttachment(0,i*20);
       
   281 			textFd.top = new FormAttachment(8, 15);
       
   282 			textFd.width = 8;
       
   283 			text.setLayoutData(textFd); 			
       
   284 		}
       
   285 
       
   286 		tableCpsrDetails = new Table(groupCpsrDetails, SWT.BORDER);
       
   287 		tableCpsrDetails.setLinesVisible(true);
       
   288 		tableCpsrDetails.setHeaderVisible(true);
       
   289 		TableColumn col = new TableColumn(tableCpsrDetails, SWT.LEFT);
       
   290 		col.setWidth(380);
       
   291 		col.setText("Name");
       
   292 		col = new TableColumn(tableCpsrDetails, SWT.LEFT);
       
   293 		col.setWidth(220);
       
   294 		col.setText("Value");
       
   295 		GridData tableGd = new GridData(GridData.FILL_VERTICAL | GridData.FILL_HORIZONTAL);
       
   296 		tableGd.horizontalAlignment = SWT.FILL;
       
   297 		tableGd.grabExcessHorizontalSpace = true;
       
   298 		tableCpsrDetails.setLayoutData(tableGd);
       
   299 		tableCpsrDetails.setFont(fontRegistry.get("monospace"));
       
   300 		initialCpsrDetailsTableLoad();
       
   301 	}
       
   302 	
       
   303 	
       
   304 	/**
       
   305 	 * Loads register sets to combo, selects the correct set as
       
   306 	 * default set and then loads set's registers to table.
       
   307 	 */
       
   308 	void initialUserRegistersTableLoad() {
       
   309 		if (crashFile == null)
       
   310 			return;
       
   311 
       
   312 		int defaultSelectionIndex = 0;
       
   313 
       
   314 		// show the data of crashed process
       
   315 		selectedProcess = crashFile.getCrashedProcess();
       
   316 		if (selectedProcess != null) {
       
   317 			// current UI support only one thread, so show the first thread of first process
       
   318 			selectedThread = selectedProcess.getFirstThread();
       
   319 			if (selectedThread != null) {
       
   320 				List<RegisterSet> registerSets = selectedThread.getRegisters();
       
   321 				if (registerSets != null && !registerSets.isEmpty()) {
       
   322 					// load all register sets to combo
       
   323 					for (int i = 0; i < registerSets.size(); i++) {
       
   324 						RegisterSet registerSet = registerSets.get(i);
       
   325 						// default register to show is the one that contains CPSR register
       
   326 						if (registerSet.containsCPSR()) 
       
   327 							defaultSelectionIndex = i;
       
   328 						comboRegisters.add(registerSet.getName());
       
   329 						comboRegisters.setData(registerSet.getName(), registerSet);
       
   330 					}
       
   331 				}
       
   332 			}
       
   333 		}
       
   334 		
       
   335 		List<RegisterSet> standAloneRegisters = crashFile.getStandAloneRegisterSets();
       
   336 		if (standAloneRegisters != null && !standAloneRegisters.isEmpty()) {
       
   337 			for (int i = 0; i < standAloneRegisters.size(); i++) {
       
   338 				RegisterSet regSet = standAloneRegisters.get(i);
       
   339 				if (regSet.containsCPSR())
       
   340 					defaultSelectionIndex = comboRegisters.getItemCount() + i;
       
   341 				comboRegisters.add(regSet.getName());
       
   342 				comboRegisters.setData(regSet.getName(), regSet);
       
   343 			}
       
   344 		}
       
   345 		
       
   346 		if (comboRegisters.getItemCount() > 0) {
       
   347 			comboRegisters.select(defaultSelectionIndex);
       
   348 			loadRegistersTable();
       
   349 		}
       
   350 		
       
   351 	}
       
   352 	
       
   353 	/**
       
   354 	 * Loads user registers table according to which registers set is
       
   355 	 * selected in combo. 
       
   356 	 */
       
   357 	void loadRegistersTable() {
       
   358 		tableRegisters.removeAll();
       
   359 		
       
   360 		if (comboRegisters.getItemCount() < 1)
       
   361 			return;
       
   362 		
       
   363 		try {
       
   364 			RegisterSet registerSet = (RegisterSet)comboRegisters.getData(comboRegisters.getText());
       
   365 			List<Register> registers = registerSet.getRegisters();
       
   366 			if (registers != null && !registers.isEmpty()) {
       
   367 				// show all register values in selected register set
       
   368 				for (int i = 0; i < registers.size(); i++) {
       
   369 					Register register = registers.get(i);
       
   370 					newRegistersTableItem(register);
       
   371 				}
       
   372 				AutoSizeTableCells(tableRegisters);
       
   373 			}
       
   374 		} catch (Exception e) {
       
   375 			e.printStackTrace();
       
   376 		}
       
   377 	}
       
   378 	
       
   379 	/**
       
   380 	 * Loads code segments to table
       
   381 	 */
       
   382 	void loadCodeSegmentsTable() {
       
   383 		if (selectedProcess == null)
       
   384 			return;
       
   385 		
       
   386 		List<CodeSegment> codeSegments = selectedProcess.getCodeSegments();
       
   387 		if (codeSegments != null && !codeSegments.isEmpty()) {
       
   388 			for (int i = 0; i < codeSegments.size(); i++) {
       
   389 				CodeSegment codeSegment = codeSegments.get(i);
       
   390 				newCodeSegmentsTableItem(codeSegment);
       
   391 			}
       
   392 		}
       
   393 		
       
   394 		AutoSizeTableCells(tableCodeSegments);
       
   395 	}
       
   396 	
       
   397 	/**
       
   398 	 * Loads all event log events to table
       
   399 	 */
       
   400 	void loadEventLogTable() {
       
   401 		if (crashFile == null)
       
   402 			return;
       
   403 		
       
   404 		EventLog eventLog = crashFile.getEventLog();
       
   405 		if (eventLog != null) {
       
   406 			List<String[]> events = eventLog.getLogEvents();
       
   407 			if (events != null && !events.isEmpty()) {
       
   408 				for (int i = 0; i < events.size(); i++) {
       
   409 					String[] event = events.get(i);
       
   410 					newEventTableItem(event[0], event[1]);
       
   411 				}
       
   412 				AutoSizeTableCells(tableEventLog);
       
   413 			}
       
   414 		}
       
   415 	}
       
   416 	
       
   417 	/**
       
   418 	 * Loads cprs types to combo, selects first type and then loads it's
       
   419 	 * data to table.
       
   420 	 */
       
   421 	void initialCpsrDetailsTableLoad() {
       
   422 		if (crashFile == null)
       
   423 			return;
       
   424 
       
   425 		List<RegisterDetails> registerDetails = crashFile.getRegisterDetails();
       
   426 		if (registerDetails != null && !registerDetails.isEmpty()) {
       
   427 			for (int i = 0; i < registerDetails.size(); i++) {
       
   428 				RegisterDetails regDetails = registerDetails.get(i);
       
   429 				if (regDetails.getDescription().contains("CPSR")) {
       
   430 					comboCpsrDetails.add(regDetails.getDescription());
       
   431 					comboCpsrDetails.setData(regDetails.getDescription(), regDetails);
       
   432 				}
       
   433 			}
       
   434 			comboCpsrDetails.select(0);
       
   435 			loadCpsrDetailsTable();
       
   436 		}		
       
   437 	}
       
   438 	
       
   439 	/**
       
   440 	 * Loads currently selected cprs's details into table.
       
   441 	 */
       
   442 	void loadCpsrDetailsTable() {
       
   443 		try {
       
   444 			tableCpsrDetails.removeAll();
       
   445 
       
   446 			RegisterDetails registerDetails = null;
       
   447 			if (comboRegisters.getSelectionIndex() >= 0)
       
   448 				registerDetails = (RegisterDetails)comboCpsrDetails.getData(comboCpsrDetails.getText());
       
   449 
       
   450 			boolean bitStartFromRight = registerDetails.bitsStartFromRight();
       
   451 			Map<String, String> categories = new HashMap<String, String>();
       
   452 			// go through all 32 text boxes, and see if there is a bit for each box
       
   453 			for (int i = 0, j = 31; i < 32; i++, j--) {
       
   454 				Text box = (Text)groupCpsrEmpty.getChildren().clone()[j];
       
   455 				// bits can start from the right or left (endianess)
       
   456 				if (!bitStartFromRight)
       
   457 					box = (Text)groupCpsrEmpty.getChildren().clone()[i];
       
   458 				RegisterBit bit = registerDetails.getBit(i);
       
   459 				// there's no bit for this box
       
   460 				if (bit == null) {
       
   461 					box.setText("");
       
   462 					box.setToolTipText("");
       
   463 				// there is a bit for this box
       
   464 				} else {
       
   465 					String regChar = bit.getRegisterChar();
       
   466 					String category = bit.getCategory();
       
   467 					String interpretation = bit.getInterpretation();
       
   468 					// if this bit contains a longer description, it should be shown in the table also
       
   469 					if (!"".equals(interpretation) && !categories.containsKey(category)) {
       
   470 						categories.put(category, interpretation);
       
   471 					}
       
   472 					box.setText(regChar);
       
   473 					box.setToolTipText(category);
       
   474 				}
       
   475 			}
       
   476 			
       
   477 			// load table
       
   478 			for (int i = 0; i < categories.size(); i++) {
       
   479 				newCpsrDetailsTableItem(categories.keySet().toArray()[i].toString(),
       
   480 										categories.values().toArray()[i].toString());
       
   481 			}
       
   482 		} catch (Exception e) {
       
   483 			e.printStackTrace();
       
   484 		}
       
   485 	}
       
   486 	
       
   487 	/**
       
   488 	 * Adds a new table row for registers table
       
   489 	 * @param register row data
       
   490 	 */
       
   491 	void newRegistersTableItem(Register register) {
       
   492 		TableItem item = new TableItem(tableRegisters, SWT.NONE);
       
   493 		item.setText(new String[] {register.getName(),
       
   494 									register.getValue(),
       
   495 									register.getSymbol(),
       
   496 									register.getComments()});
       
   497 	}	
       
   498 
       
   499 	/**
       
   500 	 * Adds a new table row for code segments table
       
   501 	 * @param codeSegment
       
   502 	 */
       
   503 	void newCodeSegmentsTableItem(CodeSegment codeSegment) {
       
   504 		TableItem item = new TableItem(tableCodeSegments, SWT.NONE);
       
   505 		String segmentRange = codeSegment.getSegmentRange();
       
   506 		String base = "";
       
   507 		String top = "";
       
   508 		try {
       
   509 			// segment range is of format: XXXXX-YYYYY, parse this to XXXXX and YYYYY
       
   510 			if (segmentRange.contains("-")) {
       
   511 				top = segmentRange.substring(segmentRange.indexOf('-')+1);
       
   512 				base = segmentRange.substring(0, segmentRange.indexOf('-'));
       
   513 			}
       
   514 		} catch (Exception e) {
       
   515 			e.printStackTrace();
       
   516 		}
       
   517 		item.setText(new String[] {base, top, codeSegment.getSegmentName()});
       
   518 		
       
   519 		// code segment should be highlighted if there was some problem with the code section
       
   520 		// while creating data
       
   521 		if (codeSegment.shouldBeHighlighted()) {
       
   522 			item.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_MAGENTA));
       
   523 		}
       
   524 		item.setData(codeSegment);
       
   525 	}
       
   526 	
       
   527 	/**
       
   528 	 * Adds a new table row for event log table
       
   529 	 * @param header header text
       
   530 	 * @param value value text
       
   531 	 */
       
   532 	void newEventTableItem(String header, String value) {
       
   533 		TableItem item = new TableItem(tableEventLog, SWT.NONE);
       
   534 		item.setText(new String[] {header, value});
       
   535 	}
       
   536 
       
   537 	/**
       
   538 	 * Adds a new table row for cpsr details table
       
   539 	 * @param header header text
       
   540 	 * @param value value text
       
   541 	 */
       
   542 	void newCpsrDetailsTableItem(String header, String value) {
       
   543 		TableItem item = new TableItem(tableCpsrDetails, SWT.NONE);
       
   544 		item.setText(new String[] {header, value});
       
   545 	}
       
   546 
       
   547 	/**
       
   548 	 * Packs all columns for given table
       
   549 	 * @param table table which columns are to be packed
       
   550 	 */
       
   551 	void AutoSizeTableCells(Table table) {
       
   552 		for (int i = 0; i < table.getColumnCount(); i++) {
       
   553 			table.getColumn(i).pack();
       
   554 		}
       
   555 	}
       
   556 	
       
   557 	public void widgetDefaultSelected(SelectionEvent arg0) {
       
   558 		// No implementation needed
       
   559 	}
       
   560 
       
   561 	public void widgetSelected(SelectionEvent event) {
       
   562 		// cpsr was changed in combo
       
   563 		if (event.widget == comboCpsrDetails) {
       
   564 			loadCpsrDetailsTable();
       
   565 		// register set was changed in combo
       
   566 		} else if (event.widget == comboRegisters) {
       
   567 			loadRegistersTable();
       
   568 		}
       
   569 	}
       
   570 	
       
   571 	/**
       
   572 	 * Sets context sensitive help ids to UI elements
       
   573 	 */
       
   574 	void setHelps() {
       
   575 		PlatformUI.getWorkbench().getHelpSystem().setHelp(tableCodeSegments,
       
   576 				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	
       
   577 		PlatformUI.getWorkbench().getHelpSystem().setHelp(tableCpsrDetails,
       
   578 				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	
       
   579 		PlatformUI.getWorkbench().getHelpSystem().setHelp(tableEventLog,
       
   580 				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	
       
   581 		PlatformUI.getWorkbench().getHelpSystem().setHelp(tableRegisters,
       
   582 				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	
       
   583 		PlatformUI.getWorkbench().getHelpSystem().setHelp(tableEventLog,
       
   584 				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	
       
   585 		PlatformUI.getWorkbench().getHelpSystem().setHelp(tableRegisters,
       
   586 				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	
       
   587 		PlatformUI.getWorkbench().getHelpSystem().setHelp(comboCpsrDetails,
       
   588 				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	
       
   589 		PlatformUI.getWorkbench().getHelpSystem().setHelp(comboRegisters,
       
   590 				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	
       
   591 	}
       
   592 }