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:  This class implements the dps script receiving function. 

    15 *

    16 */

    17 

    18 

    19 #include <e32debug.h>

    20 #include <f32file.h>

    21 #include "dpsscriptreceiver.h"

    22 #include "dpsstatemachine.h"

    23 #include "pictbridge.h"

    24 #include "dpsconst.h"

    25 

    26 #ifdef _DEBUG

    27 #	define IF_DEBUG(t) {RDebug::t;}

    28 #else

    29 #	define IF_DEBUG(t)

    30 #endif

    31 

    32 // ---------------------------------------------------------------------------

    33 // 

    34 // ---------------------------------------------------------------------------

    35 //

    36 CDpsScriptReceiver* CDpsScriptReceiver::NewL(CDpsStateMachine* aOperator)								 	     

    37     {

    38     IF_DEBUG(Print(_L("CDpsScriptReceiver::NewL")));

    39     CDpsScriptReceiver* self = new(ELeave) CDpsScriptReceiver(aOperator);

    40     return self;	

    41     }

    42 

    43 // ---------------------------------------------------------------------------

    44 // 

    45 // ---------------------------------------------------------------------------

    46 //

    47 CDpsScriptReceiver::CDpsScriptReceiver(CDpsStateMachine* aOperator) :

    48     CActive(EPriorityNormal), iOperator(aOperator),

    49     iFileNameAndPath(KDpsHostResponseFileName)

    50     {

    51     IF_DEBUG(Print(_L(">>>CDpsScriptReceiver::Ctor")));

    52     CActiveScheduler::Add(this);  

    53     WaitForReceive();

    54     IF_DEBUG(Print(_L("<<<CDpsScriptReceiver::Ctor")));

    55     }  

    56  

    57 // ---------------------------------------------------------------------------

    58 // 

    59 // ---------------------------------------------------------------------------

    60 //	

    61 CDpsScriptReceiver::~CDpsScriptReceiver()

    62     {

    63     IF_DEBUG(Print(_L(">>>~CDpsScriptReceiver")));

    64     Cancel();

    65     IF_DEBUG(Print(_L("<<<~CDpsScriptReceiver")));

    66     }

    67  

    68 // ---------------------------------------------------------------------------

    69 // 

    70 // ---------------------------------------------------------------------------

    71 //   

    72 void CDpsScriptReceiver::WaitForReceive()

    73     {

    74     IF_DEBUG(Print(_L(">>>CDpsScriptReceiver::WaitForReceive"))); 

    75     if (!IsActive())

    76         {	

    77         iOperator->DpsEngine()->Ptp().ObjectReceivedNotify(KDpsScriptFile, 

    78             iFileNameAndPath, iStatus, EFalse);        

    79         SetActive();		    	

    80         }

    81     IF_DEBUG(Print(_L("<<<CDpsScriptReceiver::WaitForReceive"))); 		

    82     }

    83 

    84 // ---------------------------------------------------------------------------

    85 // 

    86 // ---------------------------------------------------------------------------

    87 //	

    88 TInt CDpsScriptReceiver::GetFileName(TDes& aFileName)

    89     {

    90     TParse p;

    91     TInt err = p.Set(iFileNameAndPath, NULL, NULL);

    92     if (KErrNone == err)

    93         {

    94         aFileName.Copy(p.NameAndExt());

    95         }

    96     return err;    

    97     }

    98 

    99 // ---------------------------------------------------------------------------

   100 // 

   101 // ---------------------------------------------------------------------------

   102 //	

   103 const TDesC& CDpsScriptReceiver::FileNameAndPath()

   104     {

   105     return iFileNameAndPath;

   106     }

   107     

   108 // ---------------------------------------------------------------------------

   109 // 

   110 // ---------------------------------------------------------------------------

   111 //	

   112 void CDpsScriptReceiver::RunL()

   113     {

   114     IF_DEBUG(Print(_L(">>>CDpsScriptReceiver::RunL %S"), &iFileNameAndPath));

   115     // in the certain error case, it is possible that the printer sending

   116     // the device status before the UI is ready to receive this event.

   117     // in this case, pictbridge engine still does not get the ptp folder

   118     // setting from the stack. 

   119     // if we receive script from host, the stack has started. so we check if

   120     // we already get the ptp folder here.

   121     if (!iOperator->DpsEngine()->DpsFolder().Length())

   122         {

   123         iOperator->DpsEngine()->SetDpsFolder(

   124             iOperator->DpsEngine()->Ptp().PtpFolder());

   125         }

   126     if (KErrNone == iStatus.Int())

   127         {

   128         TFileName receive;

   129         User::LeaveIfError(GetFileName(receive));

   130         IF_DEBUG(Print(_L("received file is %S"), &receive));

   131          // reply from Host is received    

   132         if (!receive.Compare(KDpsHostResponseFileName))

   133             {

   134             iOperator->ScriptReceivedNotifyL(ETrue);    

   135             }

   136         // request from Host is received    

   137         else if (!receive.Compare(KDpsHostRequestFileName))

   138             {

   139             iOperator->ScriptReceivedNotifyL(EFalse);    

   140             }

   141         WaitForReceive();    

   142         }                

   143     else

   144     	{

   145         IF_DEBUG(Print(_L("the iStatus is wrong!!! %d"), iStatus.Int()));

   146         iOperator->Error(iStatus.Int());

   147         }    

   148     IF_DEBUG(Print(_L("<<<CDpsScriptReceiver::RunL")));

   149     }

   150  

   151 // ---------------------------------------------------------------------------

   152 // 

   153 // ---------------------------------------------------------------------------

   154 //    

   155 void CDpsScriptReceiver::DoCancel()

   156     {

   157     IF_DEBUG(Print(_L(">>>CDpsScriptReceiver::DoCancel")));

   158     iOperator->DpsEngine()->Ptp().CancelObjectReceivedNotify();

   159     IF_DEBUG(Print(_L("<<<CDpsScriptReceiver::DoCancel")));

   160     }

   161 

   162 // ---------------------------------------------------------------------------

   163 // 

   164 // ---------------------------------------------------------------------------

   165 //	

   166 TInt CDpsScriptReceiver::RunError(TInt aError)	

   167     {

   168     IF_DEBUG(Print(_L(">>>CDpsScriptReceiver::RunError is %d"), aError));

   169     // if error happened cancel the outstanding request

   170     Cancel();

   171     iOperator->Error(aError);

   172     IF_DEBUG(Print(_L("<<<CDpsScriptReceiver::RunError")));

   173     return KErrNone;

   174     }