sl@0: // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: // Capture key & hot key classes
sl@0: //
sl@0: #include <e32std.h>
sl@0: #include "server.h"
sl@0: #include "windowgroup.h"
sl@0: #include "EVENT.H"
sl@0: #include "inifile.h"
sl@0: 
sl@0: _LIT(KWsProtectedKey, "PROTECTEDKEY");
sl@0: _LIT(KWsProtectedWindowName, "PROTECTEDKEYWINDOWNAME");
sl@0: 
sl@0: TPriQue<CWsCaptureKeyUpsAndDowns> CWsCaptureKeyUpsAndDowns::iCaptureKeysUpsAndDowns(_FOFF(CWsCaptureKeyUpsAndDowns,iLink));
sl@0: TPriQue<CWsCaptureLongKey> CWsCaptureLongKey::iCaptureLongKeys(_FOFF(CWsCaptureLongKey,iLink));
sl@0: 
sl@0: 
sl@0: /*CWsCaptureKey*/
sl@0: 
sl@0: CWsCaptureKey::CWsCaptureKey(CWsWindowGroup *aGroupWin) : CWsObject(aGroupWin?aGroupWin->WsOwner():NULL,WS_HANDLE_CAPTURE_KEY), iWindowGroup(aGroupWin)
sl@0: 	{}
sl@0: 
sl@0: CWsCaptureKey::~CWsCaptureKey()
sl@0: 	{
sl@0: 	TWindowServerEvent::CancelCaptureKey((TUint32)this);
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureKey::CmdToParams(const TWsWinCmdCaptureKey &aCaptureKey, TCaptureKey &aParams)
sl@0: 	{
sl@0: 	aParams.iModifiers.iMask=aCaptureKey.modifierMask;
sl@0: 	aParams.iModifiers.iValue=aCaptureKey.modifiers;
sl@0: 	aParams.iKeyCodePattern.iKeyCode=(TInt16)aCaptureKey.key;
sl@0: 	aParams.iKeyCodePattern.iPattern=EMatchKey;
sl@0: 	aParams.iKeyCodePattern.iFiller=STATIC_CAST(TUint8,aCaptureKey.priority);
sl@0: 	aParams.iApp=(TUint32)iWindowGroup;
sl@0: 	aParams.iHandle=(TUint32)this;
sl@0: 	}
sl@0: 
sl@0: void CheckProtectedKeyL(CWsWindowGroup* aWindowGroup,const TWsWinCmdCaptureKey &aCaptureKey)
sl@0: 	{
sl@0: 	//The key specified in the WSINI file with the keyword: PROTECTEDKEY can only be captured 
sl@0: 	//by a group window with name specified with the PROTECTEDKEYWINDOWNAME keyword.
sl@0: 	TInt protectedKey;
sl@0: 	if(WsIniFile->FindVar(KWsProtectedKey,protectedKey))
sl@0: 		{
sl@0: 		if (aCaptureKey.key == (TUint)protectedKey)
sl@0: 			{
sl@0: 			if (aWindowGroup->GroupName()==NULL)
sl@0: 				{
sl@0: 				User::Leave(KErrPermissionDenied);
sl@0: 				}
sl@0: 				
sl@0: 			TPtrC wsProtectedWindowName;
sl@0: 			WsIniFile->FindVar(KWsProtectedWindowName,wsProtectedWindowName);
sl@0: 			if (aWindowGroup->GroupName()->Find(wsProtectedWindowName)==KErrNotFound)
sl@0: 				{
sl@0: 				User::Leave(KErrPermissionDenied);
sl@0: 				}
sl@0: 			}
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureKey::ConstructL(const TWsWinCmdCaptureKey &aCaptureKey)
sl@0: 	{
sl@0: 	CheckProtectedKeyL(iWindowGroup, aCaptureKey);
sl@0: 	NewObjL();
sl@0: 	TCaptureKey params;
sl@0: 	CmdToParams(aCaptureKey, params);
sl@0: 	TWindowServerEvent::AddCaptureKeyL(params);
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureKey::SetL(const TWsWinCmdCaptureKey &aCaptureKey)
sl@0: 	{
sl@0: 	TCaptureKey params;
sl@0: 	CmdToParams(aCaptureKey, params);
sl@0: 	TWindowServerEvent::SetCaptureKey((TUint32)this, params);
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureKey::CommandL(TInt , const TAny *)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: 
sl@0: /*CWsCaptureKeyUpsAndDowns*/
sl@0: 
sl@0: CWsCaptureKeyUpsAndDowns::CWsCaptureKeyUpsAndDowns(CWsWindowGroup *aGroupWin) : CWsObject(aGroupWin?aGroupWin->WsOwner():NULL,WS_HANDLE_CAPTURE_KEY_UPDOWNS), iWindowGroup(aGroupWin)
sl@0: 	{}
sl@0: 
sl@0: CWsCaptureKeyUpsAndDowns::~CWsCaptureKeyUpsAndDowns()
sl@0: 	{
sl@0: 	iLink.Deque();
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureKeyUpsAndDowns::ConstructL(const TWsWinCmdCaptureKey &aCaptureKey)
sl@0: 	{
sl@0: 	CheckProtectedKeyL(iWindowGroup, aCaptureKey);
sl@0: 	NewObjL();
sl@0: 	iModifierMask=aCaptureKey.modifierMask;
sl@0: 	iModifierValue=aCaptureKey.modifiers;
sl@0: 	iScanCode=aCaptureKey.key;
sl@0: 	iLink.iPriority=aCaptureKey.priority + 1;
sl@0: 	iCaptureKeysUpsAndDowns.Add(*this);
sl@0: 	--iLink.iPriority;
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureKeyUpsAndDowns::CommandL(TInt , const TAny *)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: CWsWindowGroup *CWsCaptureKeyUpsAndDowns::CheckForCapture(TUint aScanCode, TUint aModifiers)
sl@0: 	{
sl@0: 	TDblQueIter<CWsCaptureKeyUpsAndDowns> iter(iCaptureKeysUpsAndDowns);
sl@0: 	CWsCaptureKeyUpsAndDowns* cap;
sl@0: 	while ((cap=iter++)!=NULL)
sl@0: 		{
sl@0: 		if (cap->iScanCode==aScanCode && (aModifiers&cap->iModifierMask)==cap->iModifierValue)
sl@0: 			return(cap->iWindowGroup);
sl@0: 		}
sl@0: 	return NULL;
sl@0: 	}
sl@0: 
sl@0: 
sl@0: /*CWsCaptureLongKey*/
sl@0: 
sl@0: CWsCaptureLongKey::CWsCaptureLongKey(CWsWindowGroup *aGroupWin) 
sl@0: 	:CWsObject(aGroupWin?aGroupWin->WsOwner():NULL,WS_HANDLE_CAPTURE_LONG_KEY), iWindowGroup(aGroupWin)
sl@0: 	{}
sl@0: 
sl@0: CWsCaptureLongKey::~CWsCaptureLongKey()
sl@0: 	{
sl@0: 	iLink.Deque();
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureLongKey::ConstructL(const TWsWinCmdCaptureLongKey &aCaptureKey)
sl@0: 	{
sl@0: 	NewObjL();
sl@0: 	iData=aCaptureKey;
sl@0: 	if (iData.delay.Int()<0)
sl@0: 		{
sl@0: 		TTimeIntervalMicroSeconds32 time;
sl@0: 		CKeyboardRepeat::GetRepeatTime(iData.delay,time);
sl@0: 		}
sl@0: 	iLink.iPriority=iData.priority + 1;
sl@0: 	iCaptureLongKeys.Add(*this);
sl@0: 	--iLink.iPriority;
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureLongKey::CommandL(TInt , const TAny *)
sl@0: 	{
sl@0: 	}
sl@0: 
sl@0: CWsCaptureLongKey* CWsCaptureLongKey::CheckForCapture(TUint aKeyCode, TInt aModifiers)
sl@0: 	{
sl@0: 	TDblQueIter<CWsCaptureLongKey> iter(iCaptureLongKeys);
sl@0: 	CWsCaptureLongKey* longCapture;
sl@0: 	while ((longCapture=iter++)!=NULL)
sl@0: 		{
sl@0: 		if (aKeyCode==longCapture->iData.inputKey && (aModifiers&longCapture->iData.modifierMask)==longCapture->iData.modifiers)
sl@0: 			return longCapture;
sl@0: 		}
sl@0: 	return NULL;
sl@0: 	}