sl@0: // Copyright (c) 1995-2010 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: 
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(ECaptureTypeKey, this);
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Convert a window server key capture command to a capture request for the
sl@0: key routing plug-in.
sl@0: 
sl@0: @param	aCaptureKey		Input capture command
sl@0: @param	aRequest		Output capture request
sl@0: */
sl@0: void CWsCaptureKey::CmdToRequest(const TWsWinCmdCaptureKey &aCaptureKey, TKeyCaptureRequest &aRequest)
sl@0: 	{
sl@0: 	aRequest.iType = ECaptureTypeKey;
sl@0: 	aRequest.iModifierMask = aCaptureKey.modifierMask;
sl@0: 	aRequest.iModifiers = aCaptureKey.modifiers;
sl@0: 	aRequest.iInputCode = aCaptureKey.key;
sl@0: 	aRequest.iOutputCode = aCaptureKey.key;
sl@0: 	aRequest.iPriority = aCaptureKey.priority;
sl@0: 	aRequest.iWindowGroup = iWindowGroup;
sl@0: 	aRequest.iWindowGroupId = iWindowGroup ? iWindowGroup->Identifier() : 0;
sl@0: 	aRequest.iAppUid = iWsOwner ? TUid::Uid(iWsOwner->SecureId().iId) : KNullUid;
sl@0: 	aRequest.iHandle = this;
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Check for protected key in a capture command
sl@0: 
sl@0: @param	aWindowGroup	Window Group of capture request
sl@0: @param	aCaptureKey		Key capture command
sl@0: 
sl@0: @leave KErrPermissionDenied		Capture key is protected
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 == static_cast<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: /**
sl@0: Construct a capture object for normal key events and make a capture request
sl@0: to the key routing plug-in.
sl@0: 
sl@0: @param	aCaptureKey		Key capture command from RWindowGroup::CaptureKey(),
sl@0: 						RWsSession::SetHotKey() or default hot key settings.
sl@0: */
sl@0: void CWsCaptureKey::ConstructL(const TWsWinCmdCaptureKey &aCaptureKey)
sl@0: 	{
sl@0: 	CheckProtectedKeyL(iWindowGroup, aCaptureKey);
sl@0: 	NewObjL();
sl@0: 
sl@0: 	TKeyCaptureRequest request;
sl@0: 	CmdToRequest(aCaptureKey, request);
sl@0: 	TWindowServerEvent::AddCaptureKeyL(request);
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Make a capture request update for normal key events to the key routing plug-in.
sl@0: 
sl@0: @param	aCaptureKey		Key capture command from CWsHotKey::SetL()
sl@0: 
sl@0: Note: this function is used only to disable hot key capture requests or to
sl@0: reset them to their defaults.
sl@0: */
sl@0: void CWsCaptureKey::SetL(const TWsWinCmdCaptureKey &aCaptureKey)
sl@0: 	{
sl@0: 	TKeyCaptureRequest request;
sl@0: 	CmdToRequest(aCaptureKey, request);
sl@0: 	TWindowServerEvent::UpdateCaptureKeyL(request);
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: 	TWindowServerEvent::CancelCaptureKey(ECaptureTypeKeyUpDown, this);
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Construct a capture object for up/down key events and make a capture request
sl@0: to the key routing plug-in.
sl@0: 
sl@0: @param	aCaptureKey		Key capture command from
sl@0: 						RWindowGroup::CaptureKeyUpAndDowns().
sl@0: */
sl@0: void CWsCaptureKeyUpsAndDowns::ConstructL(const TWsWinCmdCaptureKey &aCaptureKey)
sl@0: 	{
sl@0: 	CheckProtectedKeyL(iWindowGroup, aCaptureKey);
sl@0: 	NewObjL();
sl@0: 
sl@0: 	TKeyCaptureRequest request;
sl@0: 	request.iType = ECaptureTypeKeyUpDown;
sl@0: 	request.iInputCode = aCaptureKey.key;
sl@0: 	request.iOutputCode = aCaptureKey.key;
sl@0: 	request.iModifiers = aCaptureKey.modifiers;
sl@0: 	request.iModifierMask = aCaptureKey.modifierMask;
sl@0: 	request.iPriority = aCaptureKey.priority;
sl@0: 	request.iWindowGroup = iWindowGroup;
sl@0: 	request.iWindowGroupId = iWindowGroup ? iWindowGroup->Identifier() : 0;
sl@0: 	request.iAppUid = iWsOwner ? TUid::Uid(iWsOwner->SecureId().iId) : KNullUid;
sl@0: 	request.iHandle = this;
sl@0: 	TWindowServerEvent::AddCaptureKeyL(request);
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureKeyUpsAndDowns::CommandL(TInt , const TAny *)
sl@0: 	{
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: 	TWindowServerEvent::CancelCaptureKey(ECaptureTypeLongKey, this);
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Construct a capture object for long key events and make a capture request
sl@0: to the key routing plug-in.
sl@0: 
sl@0: @param	aCaptureKey		Key capture command from RWindowGroup::CaptureLongKey()
sl@0: */
sl@0: void CWsCaptureLongKey::ConstructL(const TWsWinCmdCaptureLongKey &aCaptureKey)
sl@0: 	{
sl@0: 	NewObjL();
sl@0: 	iFlags = aCaptureKey.flags;
sl@0: 	iDelay = aCaptureKey.delay;
sl@0: 	if (iDelay.Int() < 0)
sl@0: 		{
sl@0: 		TTimeIntervalMicroSeconds32 time;
sl@0: 		CKeyboardRepeat::GetRepeatTime(iDelay, time);
sl@0: 		}
sl@0: 
sl@0: 	TKeyCaptureRequest request;
sl@0: 	request.iType = ECaptureTypeLongKey;
sl@0: 	request.iInputCode = aCaptureKey.inputKey;
sl@0: 	request.iOutputCode = aCaptureKey.outputKey;
sl@0: 	request.iModifiers = aCaptureKey.modifiers;
sl@0: 	request.iModifierMask = aCaptureKey.modifierMask;
sl@0: 	request.iPriority = aCaptureKey.priority;
sl@0: 	request.iWindowGroup = iWindowGroup;
sl@0: 	request.iWindowGroupId = iWindowGroup ? iWindowGroup->Identifier() : 0;
sl@0: 	request.iAppUid = iWsOwner ? TUid::Uid(iWsOwner->SecureId().iId) : KNullUid;
sl@0: 	request.iHandle = this;
sl@0: 	TWindowServerEvent::AddCaptureKeyL(request);
sl@0: 	}
sl@0: 
sl@0: void CWsCaptureLongKey::CommandL(TInt , const TAny *)
sl@0: 	{
sl@0: 	}