1 /*

     2 * Copyright (c) 2004-2008 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 using System;

    19 using System.Text;

    20 using System.Collections;

    21 using SymBuildParsingLib.Tree;

    22 using SymbianTree;

    23 

    24 namespace SymBuildParsingLib.Token

    25 {

    26 	#region Enumerations

    27 	public enum TLevelExpectations

    28 	{

    29 		ELevelExpectationsAny = 0,

    30 		ELevelExpectationsAtLevel,

    31 		ELevelExpectationsBelowLevelNumber,

    32 		ELevelExpectationsAboveLevelNumber

    33 	}

    34 

    35 	[Flags]

    36 	public enum TAssociatedBehaviour

    37 	{

    38 		EBehaviourNone = 0,

    39 		EBehaviourRemoveReduntantBracketing = 1,

    40 		EBehaviourCreateSubTree = 2

    41 	}

    42 	#endregion

    43 

    44 	public class SymTokenBalancerMatchCriteria

    45 	{

    46 		#region Constructors & destructor

    47 		public SymTokenBalancerMatchCriteria( SymToken aDiametricToken, bool aEmit, bool aChangesLevel, TLevelExpectations aLevelExpectations, int aAssociatedLevel, TAssociatedBehaviour aAssociatedBehaviour )

    48 		{

    49 			iDiametricToken = aDiametricToken;

    50 			iEmit = aEmit;

    51 			iChangesLevel = aChangesLevel;

    52 			iLevelExpectations = aLevelExpectations;

    53 			iAssociatedLevel = aAssociatedLevel;

    54 			iAssociatedBehaviour = aAssociatedBehaviour;

    55 		}

    56 		#endregion

    57 

    58 		#region API

    59 		public bool Matches( int aLevel )

    60 		{

    61 			bool matches = false;

    62 			//

    63 			switch( iLevelExpectations )

    64 			{

    65 			default:

    66 			case TLevelExpectations.ELevelExpectationsAny:

    67 				matches = true;

    68 				break;

    69 			case TLevelExpectations.ELevelExpectationsAtLevel:

    70 				matches = ( aLevel == iAssociatedLevel );

    71 				break;

    72 			case TLevelExpectations.ELevelExpectationsBelowLevelNumber:

    73 				matches = ( aLevel < iAssociatedLevel );

    74 				break;

    75 			case TLevelExpectations.ELevelExpectationsAboveLevelNumber:

    76 				matches = ( aLevel > iAssociatedLevel );

    77 				break;

    78 			}

    79 			//

    80 			return matches;

    81 		}

    82 		#endregion

    83 

    84 		#region Properties

    85 		public SymToken DiametricToken

    86 		{

    87 			get { return iDiametricToken; }

    88 		}

    89 

    90 		public bool Emit

    91 		{

    92 			get { return iEmit; }

    93 		}

    94 

    95 		public bool ChangesLevel

    96 		{

    97 			get { return iChangesLevel; }

    98 		}

    99 

   100 		public int AssociatedLevel

   101 		{

   102 			get { return iAssociatedLevel; }

   103 		}

   104 

   105 		public TLevelExpectations LevelExpectations

   106 		{

   107 			get { return iLevelExpectations; }

   108 		}

   109 

   110 		public TAssociatedBehaviour AssociatedBehaviour

   111 		{

   112 			get { return iAssociatedBehaviour; }

   113 		}

   114 		#endregion

   115 

   116 		#region Properties - associated behaviour bitflag helpers

   117 		public bool IsAssociatedBehaviourRemoveRedundantBracketing

   118 		{

   119 			get { return ( iAssociatedBehaviour & TAssociatedBehaviour.EBehaviourRemoveReduntantBracketing ) == TAssociatedBehaviour.EBehaviourRemoveReduntantBracketing; }

   120 		}

   121 

   122 		public bool IsAssociatedBehaviourCreateSubTree

   123 		{

   124 			get { return ( iAssociatedBehaviour & TAssociatedBehaviour.EBehaviourCreateSubTree ) == TAssociatedBehaviour.EBehaviourCreateSubTree; }

   125 		}

   126 		#endregion

   127 

   128 		#region From System.Object

   129 		public override bool Equals( object aObject )

   130 		{

   131 			bool same = false;

   132 			//

   133 			if	( aObject is SymTokenBalancerMatchCriteria )

   134 			{

   135 				SymTokenBalancerMatchCriteria otherInfo = (SymTokenBalancerMatchCriteria) aObject;

   136 				//

   137 				same = ( Emit == otherInfo.Emit ) &&

   138 					   ( ChangesLevel == otherInfo.ChangesLevel ) &&

   139 					   ( LevelExpectations == otherInfo.LevelExpectations ) &&

   140 					   ( AssociatedLevel == otherInfo.AssociatedLevel ) &&

   141 					   ( AssociatedBehaviour == otherInfo.AssociatedBehaviour );

   142 			}

   143 			//

   144 			return same;

   145 		}

   146 		#endregion

   147 

   148 		#region Constants

   149 		public const int KAssociatedLevelDefault = 1;

   150 		#endregion

   151 

   152 		#region Data members

   153 		private readonly SymToken iDiametricToken;

   154 		private readonly bool iEmit;

   155 		private readonly bool iChangesLevel;

   156 		private readonly TLevelExpectations iLevelExpectations = TLevelExpectations.ELevelExpectationsAny;

   157 		private readonly int iAssociatedLevel = KAssociatedLevelDefault;

   158 		private readonly TAssociatedBehaviour iAssociatedBehaviour;

   159 		#endregion

   160 	}

   161 }