1 // Copyright (c) 1996-2009 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 // Window server priority key queue handling

    15 // 

    16 //

    17 

    18 #include "PRIKEY.H"

    19 

    20 

    21 CPriorityKey::CPriorityKey(CWsClient *aOwner) : CEventBase(aOwner)

    22 	{

    23 	__DECLARE_NAME(_S("CPriorityKey"));

    24 	}

    25 

    26 void CPriorityKey::PriorityKey(TInt aHandle, const TKeyData &aKey, TInt aScanCode)

    27 //

    28 // Called when a priority key is pressed

    29 //

    30 	{

    31 	if (!iEventMsg.IsNull())

    32 		{

    33 		iPriorityKeyHandle=aHandle;

    34 		iPriorityKey=aKey;

    35 		iScanCode=aScanCode;

    36 		SignalEvent();

    37 		}

    38 	}

    39 

    40 void CPriorityKey::GetData()

    41 //

    42 // If there is an outstanding abort event in the queue, reply with it's data, else send a null abort event

    43 //

    44 	{

    45 	TWsPriorityKeyEvent event;

    46 	TKeyEvent *key=event.Key();

    47 	key->iScanCode=iScanCode;

    48 	key->iCode=iPriorityKey.iKeyCode;

    49 	key->iModifiers=iPriorityKey.iModifiers;

    50 	key->iRepeats=0;

    51 	event.SetHandle(iPriorityKeyHandle);

    52 	CEventBase::GetData(&event,sizeof(event));

    53 	iPriorityKeyHandle=0;

    54 	}

    55 

    56 TPriorityKey::TPriorityKey(TUint aKeycode,TUint aModifierMask,TUint aModifiers,TPriorityKey *aPriorityKeys) :

    57 	iNext(aPriorityKeys),

    58 	iKeyCode(aKeycode),

    59 	iModifiers(aModifiers),

    60 	iModifierMask(aModifierMask)

    61 	{}

    62 

    63 TInt TPriorityKey::Equals(TUint aKeycode,TUint aModifierMask,TUint aModifiers)

    64 	{

    65 	return(iKeyCode==aKeycode && iModifierMask==aModifierMask && iModifiers==aModifiers);

    66 	}

    67 

    68 TInt TPriorityKey::KeyMatches(const TKeyData &aKey)

    69 	{

    70 	return(iKeyCode==aKey.iKeyCode && (iModifierMask&aKey.iModifiers)==iModifiers);

    71 	}