phoneapp/phoneuiview/inc/cphonebubblemapping.h
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     1 /*
       
     2 * Copyright (c) 2002 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:  Mapping Call To Bubble
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #ifndef __CPHONEBUBBLEMAPPING_H
       
    20 #define __CPHONEBUBBLEMAPPING_H
       
    21 
       
    22 // INCLUDES
       
    23 #include    <e32base.h>
       
    24 #include    <bmbubblemanager.h>
       
    25 
       
    26 // FORWARD DECLARATIONS
       
    27 
       
    28 // CLASS DECLARATION
       
    29 
       
    30 /**
       
    31 * It defines a single item in mapping.
       
    32 */
       
    33 class TMappingItem
       
    34     {
       
    35     public:
       
    36         TInt iCallId;
       
    37         CBubbleManager::TBubbleId iBubbleId;
       
    38         CBubbleManager::TPhoneCallState iCallState;
       
    39     
       
    40             // NOT OWNED
       
    41         CFbsBitmap* iThumbnail; // the thumbnail to be displayed in the 
       
    42                                 // call bubble 
       
    43     };
       
    44    
       
    45 /**
       
    46 * It keeps up mapping from call objects to bubble ids.
       
    47 */
       
    48 class CPhoneBubbleMapping 
       
    49     : public CBase
       
    50     {
       
    51     public:  // Constructors and destructor      
       
    52         
       
    53         /**
       
    54         * Two-phased constructor.
       
    55         *
       
    56         * @param aMaximumAmount It contains maximum amount of 
       
    57         *        calls at the same time.
       
    58         */
       
    59         static CPhoneBubbleMapping* NewL(
       
    60             TInt aMaximumAmount );
       
    61         
       
    62         /**
       
    63         * Destructor.
       
    64         */
       
    65         ~CPhoneBubbleMapping();
       
    66 
       
    67     public: // New functions
       
    68 
       
    69         /**
       
    70         * Find a bubble id by call id.
       
    71         *
       
    72         * @param aCallId call Id.
       
    73         * @param aId It will contain bubble id corresponding to the call.
       
    74         * @return ETrue iff succeeded.
       
    75         */
       
    76         TBool FindBubbleByCall( 
       
    77             TInt aCallId,
       
    78             CBubbleManager::TBubbleId& aId ) const;
       
    79         
       
    80         /**
       
    81         * Find call id by bubble id.
       
    82         *
       
    83         * @param aId bubble id.
       
    84         * @param aCallId It will contain call corresponding to the bubble.
       
    85         * @return ETrue iff succeeded.
       
    86         */
       
    87         TBool FindCallByBubble(
       
    88             CBubbleManager::TBubbleId aId,
       
    89             TInt& aCallId ) const;
       
    90 
       
    91         /**
       
    92         * Find thumbnail id by call id.
       
    93         *
       
    94         * @param aCallId call Id.
       
    95         * @return the thumbnail iff succeeded.
       
    96         */
       
    97         const CFbsBitmap* FindThumbnailByCall( 
       
    98             TInt aCallId ) const;
       
    99         
       
   100         /**
       
   101         * Add to mapping.
       
   102         *
       
   103         * Note that method panics if there already is an item with
       
   104         * the same call or allocation fails.
       
   105         *
       
   106         * @param aId It is the id of the call bubble.
       
   107         * @param aCallId It is call id corresponding to the bubble.
       
   108         * @param aThumbnail is the thumbnail attached to the bubble
       
   109         */
       
   110         void AddToMappingL( 
       
   111             CBubbleManager::TBubbleId aId, 
       
   112             TInt aCallId,
       
   113             CBubbleManager::TPhoneCallState aCallState,
       
   114             CFbsBitmap* aThumbnail
       
   115             );
       
   116 
       
   117         /**
       
   118         * Remove from mapping.
       
   119         *
       
   120         * @param aCallId The call id
       
   121         */
       
   122         void RemoveFromMapping( 
       
   123             TInt aCallId );
       
   124  
       
   125         /**
       
   126         * Returns total amount of items in mapping.
       
   127         *
       
   128         * @return amount of items in mapping.
       
   129         */
       
   130         TInt ItemCount() const;
       
   131 
       
   132         /**
       
   133         * Returns bubble at position.
       
   134         *
       
   135         * @param aIndex position.
       
   136         * @return id of the corresponding bubble.
       
   137         */
       
   138         CBubbleManager::TBubbleId BubbleAt( TInt aIndex ) const;
       
   139         
       
   140         /**
       
   141         * Returns call id at position.
       
   142         *
       
   143         * @param aIndex position.
       
   144         * @return corresponding call id.
       
   145         */
       
   146         TInt CallIdAt( TInt aIndex ) const;
       
   147 
       
   148         /**
       
   149         * Returns Thumbnail pointer at position.
       
   150         *
       
   151         * @param aIndex position.
       
   152         * @return corresponding thumbnail
       
   153         */
       
   154         const CFbsBitmap* ThumbnailAt( TInt aIndex ) const;
       
   155 
       
   156         /**
       
   157         * update Thumbnail pointer at position.  this function
       
   158         * will release the memory if the current status of the
       
   159         * thumbnail pointer is not NULL
       
   160         *
       
   161         * @param aCallId the call ID
       
   162         * @param corresponding thumbnail
       
   163         * @return none
       
   164         */
       
   165         void SetThumbnailByCall(
       
   166             TInt aCallId,
       
   167             CFbsBitmap* aThumbnail );
       
   168             
       
   169         /**
       
   170         * update CallState at position. 
       
   171         *
       
   172         * @param aCallId the call ID
       
   173         * @param corresponding callState
       
   174         * @return none
       
   175         */
       
   176         void SetCallState(
       
   177             TInt aCallId,
       
   178             CBubbleManager::TPhoneCallState aCallState );
       
   179             
       
   180         /**
       
   181         * Find callState by call id.
       
   182         *
       
   183         * @param aCallId call Id.
       
   184         * @return the callState if succeeded.
       
   185         */
       
   186         CBubbleManager::TPhoneCallState FindCallStateByCall( 
       
   187             TInt aCallId ) const;
       
   188             
       
   189        /**
       
   190         * Returns CallState at position.
       
   191         *
       
   192         * @param aIndex position.
       
   193         * @return callState
       
   194         */
       
   195         CBubbleManager::TPhoneCallState CallStateAt( TInt aIndex ) const;
       
   196 
       
   197         /**
       
   198         * update callState at position.
       
   199         *
       
   200         * @param aCallId the call ID
       
   201         * @param aCallState
       
   202         * @return none
       
   203         */
       
   204         void SetCallStateByCall(
       
   205             TInt aCallId,
       
   206             CBubbleManager::TPhoneCallState aCallState );
       
   207         
       
   208         /**
       
   209         * Find callId by callState.
       
   210         *
       
   211         * @param aCallState call state.
       
   212         * @return the callId if succeeded
       
   213         * and -1 if not found.
       
   214         */    
       
   215         TInt FindCallIdByCallState( 
       
   216             CBubbleManager::TPhoneCallState aCallState );
       
   217 
       
   218     private:
       
   219         /**
       
   220         * update Thumbnail pointer at position.
       
   221         * If user need to free the thumbnail, this call should
       
   222         * be used instead of user doing "delete thumbnail"
       
   223         * the user can call SetThumbnailAt( index , NULL ) to 
       
   224         * release and reset the pointer
       
   225         *
       
   226         * @param aIndex position.
       
   227         * @param corresponding thumbnail
       
   228         * @return none
       
   229         */
       
   230         void SetThumbnailAt( 
       
   231             TInt aIndex, 
       
   232             CFbsBitmap* aThumbnail);
       
   233             
       
   234         /**
       
   235         * update CallState at position.
       
   236         *
       
   237         * @param aIndex position.
       
   238         * @param callState
       
   239         * @return none
       
   240         */
       
   241         void SetCallStateAt( 
       
   242             TInt aIndex, 
       
   243             CBubbleManager::TPhoneCallState aCallState );
       
   244 
       
   245         /**
       
   246         * Find the index of the item by call ID
       
   247         *
       
   248         * @param aCallId call Id.
       
   249         * @param aIndex the index of the call item
       
   250         * @return ETrue iff succeeded.
       
   251         */
       
   252         TBool FindIndexByCall( 
       
   253             TInt aCallId,
       
   254             TInt& aIndex ) const;
       
   255 
       
   256     private:
       
   257 
       
   258         /**
       
   259         * C++ default constructor.
       
   260         */
       
   261         CPhoneBubbleMapping();
       
   262 
       
   263         /**
       
   264         * By default Symbian OS constructor is private.
       
   265         */
       
   266         void ConstructL( TInt aMaximumAmount );
       
   267 
       
   268         // By default, prohibit copy constructor
       
   269         CPhoneBubbleMapping( const CPhoneBubbleMapping& );
       
   270         // Prohibit assigment operator
       
   271         CPhoneBubbleMapping& operator= ( 
       
   272             const CPhoneBubbleMapping& );
       
   273 
       
   274     private:    // Data
       
   275 
       
   276         /**
       
   277         * It defines type for array of mapping items.
       
   278         */
       
   279         typedef CArrayFixFlat<TMappingItem> CMappingArray;
       
   280 
       
   281         /**
       
   282         * It is the mapping.
       
   283         */
       
   284         CMappingArray* iMapping;
       
   285 
       
   286         /**
       
   287         * It is the amount of reserved items in mapping.
       
   288         */
       
   289         TInt iMappingReserve;
       
   290     };
       
   291 
       
   292 #endif      // __CPHONEBUBBLEMAPPING_H
       
   293             
       
   294 // End of File