1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #include "consoleprint.h"

    17 

    18 //

    19 // static factory method

    20 //

    21 CConsolePrint* CConsolePrint::NewL(TBool aWaitForAck)

    22 	{

    23 	CConsolePrint* self = new(ELeave) CConsolePrint(aWaitForAck);

    24 	CleanupStack::PushL(self);

    25 	self->ConstructL();

    26 	CleanupStack::Pop(self);

    27 	return self;

    28 	}

    29 

    30 //

    31 // Constructor

    32 //

    33 CConsolePrint::CConsolePrint(TBool aWaitForAck)

    34 	: iWaitForAck(aWaitForAck)

    35 	{

    36 	}

    37 

    38 //

    39 // Two phase construct method

    40 //

    41 void CConsolePrint::ConstructL()

    42 	{

    43 	iConsole = Console::NewL(KNullDesC, TSize(KConsFullScreen, KConsFullScreen));

    44 	}

    45 

    46 CConsolePrint::~CConsolePrint()

    47 	{

    48 	delete iConsole;

    49 	}

    50 

    51 // setter

    52 void CConsolePrint::SetWaitMode(TBool aWaitForAck)

    53 	{

    54 	if (iWaitForAck != aWaitForAck)

    55 		{

    56 		iWaitForAck = aWaitForAck;

    57 		}

    58 	}

    59 

    60 // dummy class to toss away overflow

    61 class TTruncateOverflow16 : public TDes16Overflow

    62     {

    63 public:

    64     virtual void Overflow(TDes&) { }

    65 	};

    66 

    67 //

    68 // Output a message to console

    69 void CConsolePrint::Printf(TRefByValue<const TDesC> aFmt, ...)

    70 	{

    71 	VA_LIST vaList;

    72 	VA_START(vaList, aFmt);

    73 

    74 	TTruncateOverflow16 overflow;

    75 	iBuf.Zero();

    76 	iBuf.AppendFormatList(aFmt, vaList, &overflow);

    77 	iConsole->Write(iBuf);

    78 	if (iWaitForAck)

    79 		{

    80 		_LIT(KPressAKey, "\r\n[press a key to continue...]\r\n");

    81 		iConsole->Write(KPressAKey);

    82 		WaitForUserAck();

    83 		}

    84 	}

    85 

    86 // Wait for either a hit stroke or timeout.

    87 void CConsolePrint::WaitForUserAck()

    88 	{

    89 	TRequestStatus timerStatus, consoleStatus;

    90 	RTimer timer;

    91 	timer.CreateLocal();

    92 	TTimeIntervalMicroSeconds32 interval = KTimeToWait;

    93 

    94 	iConsole->Read(consoleStatus);

    95 	timer.After(timerStatus, interval);

    96 	User::WaitForRequest(consoleStatus, timerStatus);

    97 

    98 	if (consoleStatus == KRequestPending)

    99 		{

   100 		iConsole->ReadCancel();

   101 		}

   102 	else

   103 		{

   104 		timer.Cancel();

   105 		User::WaitForRequest(timerStatus);

   106 		}

   107 	}