wvuing/wvuiave/AppSrc/CCAMessageExtensionsHandler.cpp
changeset 0 094583676ce7
equal deleted inserted replaced
-1:000000000000 0:094583676ce7
       
     1 /*
       
     2 * Copyright (c) 2006 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:  Message extension handler
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #include "CCAMessageExtensionsHandler.h"
       
    20 #include "CCASmileyUtil.h"
       
    21 #include "ChatDefinitions.h"
       
    22 #include "IMUtils.h"
       
    23 
       
    24 // The Settings have been moved to Cenrep (also retained in the Resource file),
       
    25 // so the enums for keys and central repository header is added here
       
    26 #include 	"VariantKeys.h"
       
    27 #include <eikrted.h>
       
    28 #include <txtrich.h>
       
    29 
       
    30 _LIT( KRIGHT_TO_LEFT_MAKR, "\x200F" );
       
    31 const TInt KLENGTHOFACHAR = 1;
       
    32 
       
    33 // -----------------------------------------------------------------------------
       
    34 // CCAMessageExtensionsHandler::CCAMessageExtensionsHandler
       
    35 // Constructor
       
    36 // -----------------------------------------------------------------------------
       
    37 //
       
    38 CCAMessageExtensionsHandler::CCAMessageExtensionsHandler()
       
    39     {
       
    40     }
       
    41 
       
    42 // -----------------------------------------------------------------------------
       
    43 // CCAMessageExtensionsHandler::~CCAMessageExtensionsHandler
       
    44 // Destructor
       
    45 // -----------------------------------------------------------------------------
       
    46 //
       
    47 CCAMessageExtensionsHandler::~CCAMessageExtensionsHandler()
       
    48     {
       
    49     iExtensionArray.ResetAndDestroy();
       
    50     }
       
    51 
       
    52 
       
    53 // -----------------------------------------------------------------------------
       
    54 // CCAMessageExtensionsHandler::ConstructL
       
    55 // Symbian OS Constructor
       
    56 // -----------------------------------------------------------------------------
       
    57 //
       
    58 void CCAMessageExtensionsHandler::ConstructL( MCASkinVariant& aSkinVariant,
       
    59                                               MCAAppUi& aAppUi, TBool aAddSmileyHandler )
       
    60     {
       
    61     if ( aAddSmileyHandler )
       
    62         {
       
    63         //Register smileyUtils with identification type.
       
    64         CCASmileyUtil* smiley = CCASmileyUtil::NewL( aSkinVariant, aAppUi, EMessageExtensionSmiley );
       
    65         CleanupStack::PushL( smiley );
       
    66         User::LeaveIfError( iExtensionArray.Append( smiley ) );
       
    67         CleanupStack::Pop( smiley );
       
    68         }
       
    69     }
       
    70 
       
    71 // -----------------------------------------------------------------------------
       
    72 // CCAMessageExtensionsHandler::NewL
       
    73 // Symbian two phased constructor
       
    74 // -----------------------------------------------------------------------------
       
    75 //
       
    76 CCAMessageExtensionsHandler* CCAMessageExtensionsHandler::NewL(
       
    77     MCASkinVariant& aSkinVariant,
       
    78     MCAAppUi& aAppUi,
       
    79     TBool aAddSmileyHandler /*= ETrue */ )
       
    80     {
       
    81     CCAMessageExtensionsHandler* self =
       
    82         new ( ELeave ) CCAMessageExtensionsHandler;
       
    83     CleanupStack::PushL( self );
       
    84     self->ConstructL( aSkinVariant, aAppUi, aAddSmileyHandler );
       
    85     CleanupStack::Pop( self );
       
    86     return self;
       
    87     }
       
    88 
       
    89 // -----------------------------------------------------------------------------
       
    90 // CCAMessageExtensionsHandler::ProcessMessageLC
       
    91 // Process messages trough extensions.
       
    92 // -----------------------------------------------------------------------------
       
    93 //
       
    94 HBufC* CCAMessageExtensionsHandler::ProcessMessageLC(
       
    95     CEikRichTextEditor& aEditor )
       
    96     {
       
    97     HBufC* msg = ExtensionToStringLC( aEditor );
       
    98     for ( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
       
    99         {
       
   100         iExtensionArray[ a ]->Reset();
       
   101         }
       
   102     return msg;
       
   103     }
       
   104 
       
   105 // -----------------------------------------------------------------------------
       
   106 // CCAMessageExtensionHandler::ExtensionToStringL
       
   107 // Convert extensions to strings.
       
   108 // -----------------------------------------------------------------------------
       
   109 //
       
   110 HBufC* CCAMessageExtensionsHandler::ExtensionToStringLC(
       
   111     CEikRichTextEditor& aEditor )
       
   112     {
       
   113     HBufC* text = HBufC::NewMaxLC( IMUtils::MaxMsgLength() );
       
   114     TPtr tBuf( text->Des() );
       
   115 
       
   116     HBufC* msgBuf = aEditor.GetTextInHBufL();
       
   117 
       
   118     // Because the comments in TSW, we delete the mark first and add it anywhere to
       
   119     // let the akn components know.
       
   120 
       
   121     // Get the pointer of the buffer.
       
   122     TPtr bufPtr = msgBuf->Des();
       
   123 
       
   124     // An indicator for whether the buffer is processed.
       
   125     TBool isProcessed( EFalse );
       
   126 
       
   127     // Delete the mark any way
       
   128     for ( TInt i = 0; i < bufPtr.Length(); i++ )
       
   129         {
       
   130         TInt pos = bufPtr.Find( KRIGHT_TO_LEFT_MAKR );
       
   131 
       
   132         // If can not find the right-to-left mark pos = -1
       
   133         if ( pos >= 0 )
       
   134             {
       
   135             bufPtr.Delete( pos, KLENGTHOFACHAR );
       
   136             isProcessed = ETrue;
       
   137             }
       
   138         }
       
   139 
       
   140     // Re-add the mark back
       
   141     if ( isProcessed )
       
   142         {
       
   143         bufPtr.Insert( 0, KRIGHT_TO_LEFT_MAKR );
       
   144         bufPtr.Insert( bufPtr.Length(), KRIGHT_TO_LEFT_MAKR );
       
   145         }
       
   146 
       
   147     CleanupStack::PushL( msgBuf );
       
   148     TPtr msgPtr( msgBuf->Des() );
       
   149 
       
   150     for ( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
       
   151         {
       
   152         tBuf = msgPtr;
       
   153         iExtensionArray[ a ]->ExtensionToStringL( aEditor, tBuf );
       
   154         CleanupStack::PopAndDestroy( msgBuf );
       
   155         msgBuf = NULL;
       
   156         msgBuf = tBuf.AllocLC();
       
   157         TPtr newPtr( msgBuf->Des() );
       
   158         msgPtr.Set( newPtr );
       
   159         }
       
   160 
       
   161     tBuf = msgPtr;
       
   162 
       
   163     TInt length = tBuf.Length();
       
   164     for ( TInt i = length - 1; i >= 0 ; --i )
       
   165         {
       
   166         if ( tBuf[ i ] ==  CEditableText::EZeroWidthNoBreakSpace )
       
   167             {
       
   168             tBuf.Delete( i, 1 ); // removing 1 character
       
   169             }
       
   170         }
       
   171     CleanupStack::PopAndDestroy( msgBuf );
       
   172     return text;
       
   173     }
       
   174 
       
   175 // -----------------------------------------------------------------------------
       
   176 // CCAMessageExtensionsHandler::InsertExtensionIcon
       
   177 // Find right extension handler and insert extension
       
   178 // -----------------------------------------------------------------------------
       
   179 //
       
   180 void CCAMessageExtensionsHandler::InsertExtensionL( CEikRichTextEditor& aEditor,
       
   181                                                     TMessageExtensionTypes aType,
       
   182                                                     TBool& aCancelled )
       
   183     {
       
   184     TBool flag( EFalse );
       
   185     for ( TInt a( 0 ); a < iExtensionArray.Count() && !flag; ++a )
       
   186         {
       
   187         if ( aType == iExtensionArray[ a ]->Type() )
       
   188             {
       
   189             iExtensionArray[ a ]->InsertExtensionL( aEditor, aCancelled );
       
   190             flag = ETrue;
       
   191             }
       
   192         }
       
   193     }
       
   194 
       
   195 // -----------------------------------------------------------------------------
       
   196 // CCAMessageExtensionsHandler::DeleteExtensionIcon
       
   197 // Find right extension handler and delete extension
       
   198 // -----------------------------------------------------------------------------
       
   199 //
       
   200 void CCAMessageExtensionsHandler::DeleteExtensionL( CEikRichTextEditor& aEditor,
       
   201                                                     TMessageExtensionTypes aType,
       
   202                                                     TInt aPos )
       
   203     {
       
   204     TBool flag( EFalse );
       
   205     for ( TInt a( 0 ); a < iExtensionArray.Count() && !flag; ++a )
       
   206         {
       
   207         if ( aType == iExtensionArray[ a ]->Type() )
       
   208             {
       
   209             iExtensionArray[ a ]->DeleteExtensionL( aEditor, aPos );
       
   210             flag = ETrue;
       
   211             }
       
   212         }
       
   213     }
       
   214 
       
   215 // -----------------------------------------------------------------------------
       
   216 // CCAMessageExtensionsHandler::ConvertSelectionToExtensionL
       
   217 // Convert all extensions from strings to extensions in area.
       
   218 // -----------------------------------------------------------------------------
       
   219 //
       
   220 void CCAMessageExtensionsHandler::ConvertSelectionToExtensionL(
       
   221     CEikRichTextEditor& aEditor )
       
   222     {
       
   223     for ( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
       
   224         {
       
   225         iExtensionArray[ a ]->ConvertSelectionToExtensionL( aEditor );
       
   226         }
       
   227     }
       
   228 
       
   229 // -----------------------------------------------------------------------------
       
   230 // CCAMessageExtensionsHandler::ConvertSelectionToExtensionL
       
   231 // Convert all extensions from strings to extensions in area.
       
   232 // -----------------------------------------------------------------------------
       
   233 //
       
   234 void CCAMessageExtensionsHandler::ConvertSelectionToExtensionL(
       
   235     CRichText& aRichText, TCursorSelection& aSelection )
       
   236     {
       
   237     for ( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
       
   238         {
       
   239         iExtensionArray[ a ]->ConvertSelectionToExtensionL( aRichText, aSelection );
       
   240         }
       
   241     }
       
   242 
       
   243 // -----------------------------------------------------------------------------
       
   244 // CCAMessageExtensionsHandler::ConvertSelectionToStringL
       
   245 // Convert all extensions from extensions to strings in area.
       
   246 // -----------------------------------------------------------------------------
       
   247 //
       
   248 void CCAMessageExtensionsHandler::ConvertSelectionToStringL(
       
   249     CEikRichTextEditor& aEditor, TBool aPreserve /*= EFalse*/ )
       
   250     {
       
   251     for ( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
       
   252         {
       
   253         iExtensionArray[ a ]->ConvertSelectionToStringL( aEditor, aPreserve );
       
   254         }
       
   255     }
       
   256 
       
   257 // -----------------------------------------------------------------------------
       
   258 // CCAMessageExtensionsHandler::SizeChanged
       
   259 // Convert all extensions from extensions to strings in area.
       
   260 // -----------------------------------------------------------------------------
       
   261 //
       
   262 void CCAMessageExtensionsHandler::SizeChanged( TSize& aSize )
       
   263     {
       
   264     for ( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
       
   265         {
       
   266         iExtensionArray[ a ]->SizeChanged( aSize );
       
   267         }
       
   268     }
       
   269 
       
   270 // -----------------------------------------------------------------------------
       
   271 // CCAMessageExtensionsHandler::ConvertSelectionToStringL
       
   272 // Convert all extensions from extensions to strings in area.
       
   273 // -----------------------------------------------------------------------------
       
   274 //
       
   275 void CCAMessageExtensionsHandler::ConvertSelectionToStringL(
       
   276     CEikRichTextEditor& aEditor,
       
   277     TDes& aResultString,
       
   278     TCursorSelection& aSelectionAfterConversion,
       
   279     TBool aPreserve )
       
   280     {
       
   281     for ( TInt a( 0 ); a < iExtensionArray.Count(); ++a )
       
   282         {
       
   283         iExtensionArray[ a ]->ConvertSelectionToStringL(
       
   284             aEditor, aResultString, aSelectionAfterConversion, aPreserve );
       
   285         }
       
   286     }
       
   287 
       
   288 // end of file