messagingapp/msgui/unifiededitor/src/msgunieditorprocessimageoperation.cpp
changeset 23 238255e8b033
child 25 84d9eb65b26f
equal deleted inserted replaced
5:4697dfb2d7ad 23:238255e8b033
       
     1 /*
       
     2 * Copyright (c) 2006,2007 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:   Provides CUniEditorProcessImageOperation methods.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 
       
    20 // ========== INCLUDE FILES ================================
       
    21 
       
    22 #include <BASCHED.H>
       
    23 #include <icl/imagedata.h>
       
    24 
       
    25 #include <centralrepository.h>
       
    26 
       
    27 #include <messagingvariant.hrh>
       
    28 #include <messaginginternalcrkeys.h> // for Central Repository keys
       
    29 
       
    30 #include <MsgMediaResolver.h>
       
    31 #include <MsgImageInfo.h>
       
    32 #include <MmsConformance.h>
       
    33 #include <MsgMimeTypes.h>
       
    34 
       
    35 #include <msgunieditorimageprocessor.h>
       
    36 
       
    37 
       
    38 #include <mmsvattachmentmanager.h>
       
    39 #include <mmsvattachmentmanagersync.h>
       
    40 #include <cmsvattachment.h>
       
    41 
       
    42 #include <msgtextutils.h>
       
    43 
       
    44 #include <msvids.h>
       
    45 #include <MmsEngineDomainCRKeys.h>
       
    46 #include <mmssettingsdefs.h>
       
    47 #include <HbMessageBox>
       
    48 #include <mmsconst.h>
       
    49 
       
    50 #include "msgmonitor.h"
       
    51 #include "msgunieditorprocessimageoperation.h"
       
    52 
       
    53 // ========== CONSTANTS ====================================
       
    54 
       
    55 // Leave some space after compression so that text can be inserted to the 
       
    56 // message.
       
    57 const TInt KUniCompressionMargin = 10 * 1024; // 10 kB
       
    58 
       
    59 //const TInt KUniMmsUploadImageWidth = 1600;
       
    60 //const TInt KUniMmsUploadImageHeight = 1200;
       
    61 
       
    62 
       
    63 _LIT8( KUniExtImageJpeg_8, ".jpg" );
       
    64 _LIT8( KUniExtImageGif_8,  ".gif" );
       
    65 
       
    66 _LIT(KTempFilePath,"c:\\temp\\unieditor\\");
       
    67 
       
    68 #define LOC_LARGE_IMAGE_NOTE QString("The receiver may not support image this large. Continue?")
       
    69 
       
    70 
       
    71 // ========== MEMBER FUNCTIONS =============================
       
    72 
       
    73 // ---------------------------------------------------------
       
    74 // CUniEditorProcessImageOperation::NewL
       
    75 //
       
    76 // Factory method.
       
    77 // ---------------------------------------------------------
       
    78 //
       
    79 CUniEditorProcessImageOperation* CUniEditorProcessImageOperation::NewL(
       
    80     MUniEditorProcessImageOperationObserver &aObserver,
       
    81     RFs& aFs )
       
    82     {
       
    83     CUniEditorProcessImageOperation* self = new ( ELeave ) 
       
    84     CUniEditorProcessImageOperation(aObserver,aFs );
       
    85             
       
    86     CleanupStack::PushL( self );
       
    87     self->ConstructL();
       
    88     CleanupStack::Pop( self );
       
    89     
       
    90     return self;
       
    91     }
       
    92 
       
    93 // ---------------------------------------------------------
       
    94 // CUniEditorProcessImageOperation::CUniEditorProcessImageOperation.
       
    95 // ---------------------------------------------------------
       
    96 //
       
    97 CUniEditorProcessImageOperation::CUniEditorProcessImageOperation(
       
    98     MUniEditorProcessImageOperationObserver &aObserver,
       
    99     RFs& aFs ) :    CActive( EPriorityStandard ),
       
   100     iObserver(aObserver),
       
   101     iFs( aFs )
       
   102     {
       
   103             CActiveScheduler::Add( this );
       
   104     }
       
   105 
       
   106 // ---------------------------------------------------------
       
   107 // CUniEditorProcessImageOperation::ConstructL
       
   108 //
       
   109 // 2nd phase constructor.
       
   110 // ---------------------------------------------------------
       
   111 //
       
   112 void CUniEditorProcessImageOperation::ConstructL()
       
   113     {
       
   114 
       
   115     TInt featureBitmask( 0 );
       
   116     
       
   117     CRepository* repository = CRepository::NewL( KCRUidMuiuVariation );
       
   118     repository->Get( KMuiuMmsFeatures, featureBitmask );
       
   119     
       
   120     iExactImageScaling = ( featureBitmask & KMmsFeatureIdExactImageScaling );
       
   121     
       
   122     delete repository;
       
   123     
       
   124     // MMS Engine CR
       
   125     repository = CRepository::NewL( KCRUidMmsEngine );
       
   126 
       
   127 
       
   128     TInt temp = 0;
       
   129     if ( repository->Get( KMmsEngineImageWidth, temp ) == KErrNone )
       
   130     {
       
   131         iMaxImageWidth = temp;
       
   132     }
       
   133     temp = 0;
       
   134     if ( repository->Get( KMmsEngineImageHeight, temp ) == KErrNone )
       
   135     {
       
   136         iMaxImageHeight = temp;
       
   137     }
       
   138 
       
   139     // Just to make sure the size is at least "small"
       
   140     iMaxImageWidth = Max( KMmsUniImageSmallWidth, iMaxImageWidth );
       
   141     iMaxImageHeight = Max( KMmsUniImageSmallHeight, iMaxImageHeight );
       
   142     
       
   143     temp = 0;
       
   144     if ( repository->Get( KMmsEngineCreationMode, temp ) == KErrNone )
       
   145     {
       
   146         iMmsCreationMode = temp;
       
   147     }
       
   148     
       
   149     delete repository;
       
   150 
       
   151     iMaxMmsSize = MsgMonitor::maxMmsSize();
       
   152     }
       
   153 
       
   154 // ---------------------------------------------------------
       
   155 // CUniEditorProcessImageOperation::~CUniEditorProcessImageOperation
       
   156 // ---------------------------------------------------------
       
   157 //
       
   158 CUniEditorProcessImageOperation::~CUniEditorProcessImageOperation()
       
   159     {
       
   160     Cancel();    
       
   161     delete iNewImageInfo;
       
   162     iNewImageInfo = NULL;
       
   163     iNewImageFile.Close();
       
   164     delete iImageProcessor;
       
   165 
       
   166     //Since iFs doesnot have recursive dir deletion use file manager
       
   167     CFileMan *fm = CFileMan::NewL(iFs);
       
   168     fm->RmDir(KTempFilePath);
       
   169     delete fm;
       
   170     }
       
   171 
       
   172 // ---------------------------------------------------------
       
   173 // CUniEditorProcessImageOperation::Process
       
   174 // ---------------------------------------------------------
       
   175 //
       
   176 void CUniEditorProcessImageOperation::Process( CMsgImageInfo* aImageInfo )
       
   177     {    
       
   178     iImageInfo = aImageInfo;
       
   179     iOperationState = EUniProcessImgCheck;
       
   180     
       
   181     CompleteSelf( KErrNone );
       
   182     }
       
   183 
       
   184 
       
   185 
       
   186 // ---------------------------------------------------------
       
   187 // CUniEditorProcessImageOperation::RunL
       
   188 // ---------------------------------------------------------
       
   189 //
       
   190 void CUniEditorProcessImageOperation::RunL()
       
   191     {
       
   192     if ( iStatus.Int() != KErrNone )
       
   193         {        
       
   194         iOperationState = EUniProcessImgError;
       
   195         }
       
   196     TFileName newFileName;
       
   197     
       
   198     switch ( iOperationState )
       
   199         {
       
   200         case EUniProcessImgCheck:
       
   201             {
       
   202             DoStartCheck();
       
   203             break;
       
   204             }
       
   205         case EUniProcessImgProcess:
       
   206             {
       
   207             DoStartProcessL();
       
   208             break;
       
   209             }
       
   210         case EUniProcessImgResolve:
       
   211             {
       
   212             DoStartResolveL();
       
   213             break;
       
   214             }
       
   215         case EUniProcessImgReady:
       
   216             {
       
   217             if(iNewImageInfo) 
       
   218             {    
       
   219             newFileName.Append(iNewImageInfo->FullFilePath());
       
   220             }
       
   221             iObserver.EditorOperationEvent( EUniEditorProcessImageOperationComplete,newFileName );
       
   222             break;
       
   223             }
       
   224         case EUniProcessImgError:
       
   225             {
       
   226             DoErrorWithoutStateChange();            
       
   227             iObserver.EditorOperationEvent( EUniEditorProcessImageOperationError,newFileName );
       
   228             break;
       
   229             }
       
   230         default:
       
   231             {
       
   232             iObserver.EditorOperationEvent( EUniEditorProcessImageOperationError,newFileName );
       
   233             break;
       
   234             }
       
   235         }    
       
   236     }
       
   237 
       
   238 // ---------------------------------------------------------
       
   239 // CUniEditorProcessImageOperation::DoCancelCleanup
       
   240 // ---------------------------------------------------------
       
   241 //
       
   242 void CUniEditorProcessImageOperation::DoCancelCleanup()
       
   243     {
       
   244     if ( iImageProcessor )
       
   245         {
       
   246         iImageProcessor->Cancel();
       
   247         }
       
   248         
       
   249     DoErrorWithoutStateChange();
       
   250     }
       
   251 
       
   252 // ---------------------------------------------------------
       
   253 // CUniEditorProcessImageOperation::DoStartCheck
       
   254 // ---------------------------------------------------------
       
   255 //
       
   256 void CUniEditorProcessImageOperation::DoStartCheck()
       
   257     {
       
   258     if ( !CheckNeedToProcess() )
       
   259         {
       
   260         iOperationState = EUniProcessImgError;
       
   261         }
       
   262     else if ( iProcessMethod == EUniProcessImgMethodNone )
       
   263         {
       
   264         //Since resizing is not started 
       
   265         //we should ensure that original file is picked for insertion
       
   266         iOperationState = EUniProcessImgError; 
       
   267         }
       
   268     else
       
   269         {
       
   270         iOperationState = EUniProcessImgProcess;
       
   271         }
       
   272     CompleteSelf( KErrNone );
       
   273     }
       
   274   
       
   275 // ---------------------------------------------------------
       
   276 // CUniEditorProcessImageOperation::DoStartProcessL
       
   277 // ---------------------------------------------------------
       
   278 //
       
   279 void CUniEditorProcessImageOperation::DoStartProcessL()
       
   280     {
       
   281     CreateEmptyAttachmentL();
       
   282     
       
   283     if ( !iImageProcessor )
       
   284         {
       
   285         iImageProcessor = new( ELeave )CUniImageProcessor( this );
       
   286         }
       
   287         
       
   288     RFile sourceFile = OpenFileForReadingL();
       
   289     
       
   290     CleanupClosePushL( sourceFile );
       
   291     
       
   292     iImageProcessor->ProcessImageL( sourceFile,
       
   293                                     iNewImageFile,
       
   294                                     iScaleSize,
       
   295                                     iTargetType.Des8(),
       
   296                                     ETrue, // Always maintain aspect ratio
       
   297                                     iMaxMmsSize - KUniCompressionMargin );
       
   298     SetPending();
       
   299                    
       
   300     CleanupStack::PopAndDestroy(); // sourceFile;
       
   301     }
       
   302   
       
   303 // ---------------------------------------------------------
       
   304 // CUniEditorProcessImageOperation::DoStartResolveL
       
   305 // ---------------------------------------------------------
       
   306 //
       
   307 void CUniEditorProcessImageOperation::DoStartResolveL()
       
   308     {
       
   309     CMsgMediaResolver* mediaResolver = CMsgMediaResolver::NewL();
       
   310     mediaResolver->SetCharacterSetRecognition( EFalse );    
       
   311     CleanupStack::PushL(mediaResolver);
       
   312     
       
   313     //Delete the previous object if present
       
   314     delete iNewImageInfo;
       
   315     iNewImageInfo = static_cast<CMsgImageInfo*>(mediaResolver->CreateMediaInfoL( iNewImageFile ) );
       
   316     
       
   317     mediaResolver->ParseInfoDetailsL( iNewImageInfo, iNewImageFile );
       
   318 
       
   319     iOperationState = EUniProcessImgReady;
       
   320 
       
   321     iNewImageFile.Close();
       
   322     
       
   323     CleanupStack::PopAndDestroy(mediaResolver);
       
   324     CompleteSelf( KErrNone );
       
   325     }
       
   326 
       
   327 // ---------------------------------------------------------
       
   328 // CUniEditorProcessImageOperation::DoErrorWithoutStateChange
       
   329 // ---------------------------------------------------------
       
   330 //
       
   331 void CUniEditorProcessImageOperation::DoErrorWithoutStateChange()
       
   332     {
       
   333     iNewImageFile.Close();
       
   334     delete iNewImageInfo;
       
   335     iNewImageInfo = NULL;
       
   336     }
       
   337 
       
   338 // ---------------------------------------------------------
       
   339 // CUniEditorProcessImageOperation::ImageProcessingReady
       
   340 //
       
   341 // Image Compressor callback implementation.
       
   342 // ---------------------------------------------------------
       
   343 //
       
   344 void CUniEditorProcessImageOperation::ImageProcessingReady( TSize aBitmapSize, 
       
   345     TInt aFileSize, 
       
   346     TBool aCompressed )
       
   347     {
       
   348     TInt err = iImageProcessor->Error();
       
   349     
       
   350     if ( err == KErrNone &&
       
   351          ( aBitmapSize.iWidth == 0 || aBitmapSize.iHeight == 0 ||
       
   352            ( aCompressed &&
       
   353             ( aFileSize == 0 ||
       
   354                     aFileSize > ( iMaxMmsSize - KUniCompressionMargin ) ) ) ) )
       
   355         {
       
   356         err = KErrGeneral;
       
   357         }
       
   358         
       
   359     switch ( err )
       
   360         {
       
   361         case KErrNone:
       
   362             {
       
   363             iOperationState = EUniProcessImgResolve;
       
   364             break;
       
   365             }
       
   366         case KErrNoMemory:
       
   367             {
       
   368             iOperationState = EUniProcessImgError;
       
   369 
       
   370             break;
       
   371             }
       
   372         case KErrDiskFull:
       
   373             {
       
   374             iOperationState = EUniProcessImgError;
       
   375 
       
   376             break;
       
   377             }
       
   378         case KErrNotFound:
       
   379             {
       
   380             iOperationState = EUniProcessImgError;
       
   381 
       
   382             break;
       
   383             }
       
   384         default:
       
   385             {
       
   386             iOperationState = EUniProcessImgError;
       
   387             break;
       
   388             }
       
   389         }
       
   390     
       
   391     if ( err == KErrCancel )
       
   392         {
       
   393         CompleteOperation( KErrCancel );
       
   394         }
       
   395     else
       
   396         {
       
   397         CompleteOperation( KErrNone );
       
   398         }
       
   399     }
       
   400 
       
   401 // ---------------------------------------------------------
       
   402 // CUniEditorProcessImageOperation::CheckNeedToProcess
       
   403 // 
       
   404 // Checks if scaling/converting/compression is needed.
       
   405 // ---------------------------------------------------------
       
   406 //
       
   407 TBool CUniEditorProcessImageOperation::CheckNeedToProcess()
       
   408     {
       
   409     iProcessMethod = EUniProcessImgMethodNone;
       
   410     
       
   411     CMmsConformance* mmsConformance = CMmsConformance::NewL();
       
   412     mmsConformance->CheckCharacterSet( EFalse );
       
   413 
       
   414     TMmsConformance conformance = 
       
   415         mmsConformance->MediaConformance( *iImageInfo );
       
   416     
       
   417     if ( conformance.iCanAdapt == EFalse )
       
   418         {
       
   419         return ETrue;
       
   420         }
       
   421         
       
   422     TSize origSize = iImageInfo->Dimensions();
       
   423     
       
   424     if ( origSize.iWidth == 0 || origSize.iHeight == 0 )
       
   425         {    
       
   426         // Cannot get size -> corrupted
       
   427         return EFalse; // Abort
       
   428         }
       
   429     
       
   430     TSize scaleSize = ImageSendSize();
       
   431     TSize optimizedSize = origSize;
       
   432     
       
   433     while ( optimizedSize.iWidth > scaleSize.iWidth ||
       
   434             optimizedSize.iHeight > scaleSize.iHeight )
       
   435         {
       
   436         // Largest possible (1/2)^n size
       
   437         optimizedSize.iWidth >>= 1;
       
   438         optimizedSize.iHeight >>= 1;
       
   439         }
       
   440         
       
   441     if ( scaleSize.iWidth < origSize.iWidth ||
       
   442          scaleSize.iHeight < origSize.iHeight )
       
   443         {
       
   444         if ( !iExactImageScaling &&
       
   445             ( scaleSize.iWidth > KMmsUniImageSmallWidth ||
       
   446               scaleSize.iHeight > KMmsUniImageSmallHeight ) )
       
   447             {
       
   448             // Use optimized (1/2^n) size when scaling
       
   449             // to larger than "Small"
       
   450             scaleSize = optimizedSize;
       
   451             }
       
   452         // else -> scale to exact (non-optimized) size
       
   453         
       
   454         iProcessMethod |= EUniProcessImgMethodScale;
       
   455         }
       
   456     else
       
   457         {
       
   458         // Scaling not needed. Check possible conversion need.
       
   459         scaleSize = origSize;
       
   460         
       
   461         if ( conformance.iConfStatus & EMmsConfNokConversionNeeded )
       
   462             {
       
   463             // Conversion needed.
       
   464             iProcessMethod |= EUniProcessImgMethodConvert;
       
   465             }
       
   466         }
       
   467 
       
   468     if ( !( iProcessMethod & EUniProcessImgMethodScale ) &&
       
   469          ( iImageInfo->FileSize() + 
       
   470            MsgMonitor::messageSize() ) > iMaxMmsSize &&
       
   471          iImageInfo->MimeType().CompareF( KMsgMimeImageJpeg ) == 0 &&
       
   472          (MsgMonitor::messageSize()) < KUniCompressionMargin )
       
   473         {
       
   474         // Only compression needed as image is JPEG that is larger than can be fitted
       
   475         // into the message and scaling is not performed. Also current message size
       
   476         // is under comression margin.
       
   477         iProcessMethod |= EUniProcessImgMethodCompress;
       
   478         }
       
   479     
       
   480     TBool largeImageQuery = EFalse;
       
   481     
       
   482     if ( iProcessMethod == EUniProcessImgMethodNone )
       
   483         {
       
   484         // Image won't be processed
       
   485         if ( ( origSize.iWidth > KImageRichWidth ||
       
   486                origSize.iHeight > KImageRichHeight ) &&
       
   487              ( iImageInfo->FileSize() + MsgMonitor::messageSize() ) < iMaxMmsSize )
       
   488             {
       
   489             // Original image width or height is "non-conformant" and original image would 
       
   490             // fit to into the message without any processing.
       
   491             largeImageQuery = ETrue;
       
   492             }
       
   493         }
       
   494     else
       
   495         {
       
   496         // Image will be processed
       
   497         if ( scaleSize.iWidth > KImageRichWidth ||
       
   498              scaleSize.iHeight > KImageRichHeight )
       
   499             {
       
   500             // Processed image is "non-conformant" after processing.
       
   501             largeImageQuery = ETrue;
       
   502             }
       
   503         }
       
   504 
       
   505     //Large image query     
       
   506     if( largeImageQuery && iMmsCreationMode == EMmsCreationModeWarning)
       
   507     {
       
   508         if(!HbMessageBox::
       
   509                     launchQuestionMessageBox(LOC_LARGE_IMAGE_NOTE))
       
   510         {
       
   511             return EFalse; // Abort
       
   512         }
       
   513         
       
   514     }
       
   515         
       
   516     iScaleSize = scaleSize;
       
   517     return ETrue;
       
   518     }
       
   519 
       
   520 // ---------------------------------------------------------
       
   521 // CUniEditorProcessImageOperation::CreateEmptyAttachmentL
       
   522 // ---------------------------------------------------------
       
   523 //
       
   524 void CUniEditorProcessImageOperation::CreateEmptyAttachmentL()
       
   525     {
       
   526 
       
   527     // Get the file name from original full path name.
       
   528     TParsePtrC parser( iImageInfo->FullFilePath() );
       
   529 
       
   530     TFileName ext( parser.Ext() );
       
   531     iTargetType = iImageInfo->MimeType();
       
   532 
       
   533     if ( iTargetType.Des8().CompareF( KMsgMimeImagePng ) == 0 )
       
   534         {
       
   535         //png is non-conformant image type
       
   536         //->convert to jpeg
       
   537         iTargetType = TDataType( KMsgMimeImageJpeg );
       
   538         ext.Zero();
       
   539         ext.Copy( KUniExtImageJpeg_8 );
       
   540         }
       
   541     else if ( iTargetType.Des8().CompareF( KMsgMimeImageWbmp ) == 0 )
       
   542         {
       
   543         //no wbmp encoder
       
   544         //->convert to gif if scaling is needed
       
   545         iTargetType = TDataType( KMsgMimeImageGif );
       
   546         ext.Zero();
       
   547         ext.Copy( KUniExtImageGif_8 );
       
   548         }
       
   549 
       
   550     //Create dir if doesnot exist, if dir already exits error is returned 
       
   551     //which can be ignored
       
   552     iFs.MkDirAll(KTempFilePath);
       
   553     
       
   554     TFileName newFileName( KTempFilePath );
       
   555     newFileName.Append(parser.Name());
       
   556     newFileName.Append( ext );
       
   557     
       
   558 
       
   559     iNewImageFile.Replace(iFs,newFileName,EFileWrite | EFileShareAny);
       
   560 
       
   561     }
       
   562 
       
   563 // ---------------------------------------------------------
       
   564 // CUniEditorProcessImageOperation::ImageSendSize
       
   565 // ---------------------------------------------------------
       
   566 //
       
   567 TSize CUniEditorProcessImageOperation::ImageSendSize() const
       
   568     {
       
   569     TSize size;
       
   570     size.iWidth = iMaxImageWidth;
       
   571     size.iHeight = iMaxImageHeight;
       
   572     return size;
       
   573     }
       
   574 
       
   575 // ---------------------------------------------------------
       
   576 // CUniEditorProcessImageOperation::OpenFileForReadingL
       
   577 // ---------------------------------------------------------
       
   578 //
       
   579 RFile CUniEditorProcessImageOperation::OpenFileForReadingL()
       
   580     {
       
   581     RFile sourceFile;
       
   582     TInt err = sourceFile.Open(
       
   583         iFs, iImageInfo->FullFilePath(), EFileRead | EFileShareAny );
       
   584     if ( err )
       
   585     {
       
   586         err = sourceFile.Open(
       
   587             iFs, iImageInfo->FullFilePath(), EFileRead | EFileShareReadersOnly );
       
   588 
       
   589         User::LeaveIfError( err );
       
   590     }
       
   591     return sourceFile;
       
   592     }
       
   593     
       
   594 // ---------------------------------------------------------
       
   595 // CUniEditorProcessImageOperation::RunError
       
   596 // ---------------------------------------------------------
       
   597 //
       
   598 TInt CUniEditorProcessImageOperation::RunError( TInt aError )
       
   599     {
       
   600     delete iImageProcessor;
       
   601     iImageProcessor = NULL;    
       
   602     
       
   603     if ( aError == KLeaveExit )
       
   604         {
       
   605         return KLeaveExit;
       
   606         }
       
   607     else
       
   608         {
       
   609         CompleteSelf( aError );
       
   610         return KErrNone;
       
   611         }
       
   612     }
       
   613     
       
   614 // ---------------------------------------------------------
       
   615 // CUniEditorProcessImageOperation::DetachImageInfo
       
   616 // ---------------------------------------------------------
       
   617 //
       
   618 CMsgImageInfo* CUniEditorProcessImageOperation::DetachImageInfo()
       
   619     {
       
   620     // ownership transferred
       
   621     CMsgImageInfo* tempInfo = iNewImageInfo;
       
   622     iNewImageInfo = NULL;
       
   623     return tempInfo;
       
   624     }
       
   625     
       
   626 // ---------------------------------------------------------
       
   627 // CUniEditorProcessImageOperation::CompleteSelf
       
   628 //
       
   629 // Completes current step of state machine
       
   630 // ---------------------------------------------------------
       
   631 //
       
   632 void CUniEditorProcessImageOperation::CompleteSelf( TInt aError )
       
   633     {
       
   634     iStatus = KRequestPending;
       
   635     TRequestStatus* pStatus = &iStatus;
       
   636     SetActive();
       
   637     User::RequestComplete( pStatus, aError );
       
   638     }
       
   639 
       
   640 // ---------------------------------------------------------
       
   641 // CUniEditorProcessImageOperation::SetPending
       
   642 // ---------------------------------------------------------
       
   643 //
       
   644 void CUniEditorProcessImageOperation::SetPending()
       
   645     {
       
   646     if ( !IsActive() )
       
   647         {
       
   648         iStatus = KRequestPending;
       
   649         SetActive();
       
   650         }
       
   651     }
       
   652 
       
   653 // ---------------------------------------------------------
       
   654 // CUniEditorProcessImageOperation::CompleteOperation
       
   655 // ---------------------------------------------------------
       
   656 //
       
   657 void CUniEditorProcessImageOperation::CompleteOperation( TInt aError )
       
   658     {
       
   659     SetPending();
       
   660         
       
   661     TRequestStatus* pStatus = &iStatus;
       
   662     User::RequestComplete( pStatus, aError );
       
   663     }
       
   664 
       
   665 // ---------------------------------------------------------
       
   666 // CUniEditorProcessImageOperation::DoCancel
       
   667 // ---------------------------------------------------------
       
   668 //
       
   669 void CUniEditorProcessImageOperation::DoCancel()
       
   670     {
       
   671     DoCancelCleanup();
       
   672     
       
   673     
       
   674     if ( iStatus == KRequestPending )
       
   675         {
       
   676         CompleteOperation( KErrCancel );
       
   677         }
       
   678     }
       
   679 
       
   680 
       
   681 // End of file