crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianStackLib/Data/Output/StackOutputData.cs
changeset 0 818e61de6cd1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianStackLib/Data/Output/StackOutputData.cs	Thu Feb 11 15:50:58 2010 +0200
@@ -0,0 +1,198 @@
+/*
+* 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 "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:
+*
+*/
+using System;
+using System.IO;
+using System.Collections.Generic;
+using System.Text;
+using System.Text.RegularExpressions;
+using SymbianStackLib.Data.Output.Entry;
+
+namespace SymbianStackLib.Data.Output
+{
+    public class StackOutputData : IEnumerable<StackOutputEntry>
+    {
+        #region Delegates & events
+        public delegate void EntryCreatedHandler( StackOutputEntry aEntry );
+        public event EntryCreatedHandler EntryCreated;
+        #endregion
+
+        #region Constructors
+        public StackOutputData()
+		{
+		}
+		#endregion
+
+		#region API
+        public void Clear()
+        {
+            iEntries.Clear();
+            IsAccurate = false;
+            AlgorithmName = string.Empty;
+        }
+
+        public string ToString( bool aHideNonSymbols, bool aHideGhosts )
+        {
+            StringBuilder text = new StringBuilder();
+            //
+            StackOutputEntry lastElement = null;
+            foreach ( StackOutputEntry element in this )
+            {
+                bool includeEntry = IncludeEntry( element, aHideNonSymbols, aHideGhosts );
+                if ( includeEntry )
+                {
+                    if ( lastElement != null && lastElement.IsOutsideCurrentStackRange && element.IsOutsideCurrentStackRange == false && !element.IsRegisterBasedEntry )
+                    {
+                        text.Append( System.Environment.NewLine );
+                        text.Append( " >>>> Current Stack Pointer >>>> " + System.Environment.NewLine );
+                        text.Append( System.Environment.NewLine );
+                    }
+
+                    string line = element.ToString() + Environment.NewLine;
+                    text.Append( line );
+                    //
+                    lastElement = element;
+                }
+            }
+            //
+            return text.ToString();
+        }
+
+        internal void InsertAsFirstEntry( StackOutputEntry aEntry )
+        {
+            iEntries.Insert( 0, aEntry );
+
+            if ( EntryCreated != null )
+            {
+                EntryCreated( aEntry );
+            }
+        }
+
+        internal void Add( StackOutputEntry aEntry )
+        {
+            iEntries.Add( aEntry );
+            //
+            if ( EntryCreated != null )
+            {
+                EntryCreated( aEntry );
+            }
+        }
+		#endregion
+
+		#region Properties
+        public int Count
+        {
+            get { return iEntries.Count; }
+        }
+
+        public bool IsAccurate
+        {
+            get { return iIsAccurate; }
+            set { iIsAccurate = value; }
+        }
+
+        public string AlgorithmName
+        {
+            get { return iAlgorithmName; }
+            set { iAlgorithmName = value; }
+        }
+
+        public StackOutputEntry this[ int aIndex ]
+        {
+            get { return iEntries[ aIndex ]; }
+        }
+		#endregion
+
+		#region Internal methods
+        private static bool IncludeEntry( StackOutputEntry aElement, bool aHideNonSymbols, bool aHideGhosts )
+        {
+            bool passedGhostCheck = true;
+            bool passedNonSymbolCheck = true;
+         
+            // Check whether we should exclude ghosts
+            if ( aHideGhosts )
+            {
+                if ( aElement.IsGhost )
+                {
+                    // We definitely hide these...
+                    passedGhostCheck = false;
+                }
+                else if ( aElement.Symbol == null )
+                {
+                    // We also hide all of these
+                    passedGhostCheck = false;
+                }
+            }
+
+            // Check whether we should exclude symbols which are NULL
+            if ( aHideNonSymbols )
+            {
+                if ( aElement.Symbol == null && aElement.AssociatedBinary == string.Empty )
+                {
+                    passedNonSymbolCheck = false;
+                }
+            }
+
+            // Some entries override everything
+            bool ret = ( passedGhostCheck && passedNonSymbolCheck );
+            if ( aElement.IsCurrentStackPointerEntry || aElement.IsRegisterBasedEntry )
+            {
+                ret = true;
+            }
+            //
+            return ret;
+        }
+        #endregion
+
+        #region From IEnumerable<StackOutputEntry>
+        public IEnumerator<StackOutputEntry> GetEnumerator()
+        {
+            foreach ( StackOutputEntry entry in iEntries )
+            {
+                yield return entry;
+            }
+        }
+
+        System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()
+        {
+            foreach ( StackOutputEntry entry in iEntries )
+            {
+                yield return entry;
+            }
+        }
+        #endregion
+
+        #region From System.Object
+        public override string ToString()
+        {
+            StringBuilder ret = new StringBuilder();
+            //
+            foreach ( StackOutputEntry entry in this )
+            {
+                ret.AppendLine( entry.ToString() );
+            }
+            //
+            return ret.ToString();
+        }
+        #endregion
+
+        #region Data members
+        private bool iIsAccurate = false;
+        private string iAlgorithmName = string.Empty;
+        private List<StackOutputEntry> iEntries = new List<StackOutputEntry>();
+        #endregion
+    }
+}