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: // Screen device
sl@0: // 
sl@0: //
sl@0: 
sl@0: #include "ScrDev.H"
sl@0: #include "Direct.H"
sl@0: 
sl@0: #include <e32hal.h>
sl@0: #include <hal.h>
sl@0: #include "server.h"
sl@0: #include "gc.h"
sl@0: #include "rootwin.h"
sl@0: #include "windowgroup.h"
sl@0: #include "wstop.h"
sl@0: #include "EVENT.H"
sl@0: #include "panics.h"
sl@0: #include "../CLIENT/w32comm.h"
sl@0: #include <w32std.h>
sl@0: 
sl@0: const TInt KEikSrvsSid=0x10003a4a;
sl@0: 
sl@0: static _LIT_SECURITY_POLICY_C1(KSecurityPolicy_WriteDeviceData,ECapabilityWriteDeviceData);
sl@0: 	
sl@0: /*DWsScreenDevice*/
sl@0: 
sl@0: DWsScreenDevice::DWsScreenDevice(CWsClient* aOwner, TInt aDefaultScreenNumber, TUint aClientScreenDevicePointer) 
sl@0: 		: CWsScreenObject(aOwner, WS_HANDLE_SCREEN_DEVICE, CWsTop::Screen( aDefaultScreenNumber )), 
sl@0: 		  iClientScreenDevicePointer(aClientScreenDevicePointer)
sl@0: 	{}
sl@0: 
sl@0: DWsScreenDevice::~DWsScreenDevice()
sl@0: 	{}
sl@0: 
sl@0: void DWsScreenDevice::CopyScreenToBitmapL(const TRect &aRect, TInt aHandle)
sl@0: 	{
sl@0: 	CFbsBitmap *bitmap=new(ELeave) CFbsBitmap();
sl@0: 	CleanupStack::PushL(bitmap);
sl@0: 	TInt ret = bitmap->Duplicate(aHandle);
sl@0: 	if (ret == KErrNoMemory)
sl@0: 		{
sl@0: 		User::Leave(ret);
sl@0: 		}
sl@0: 	if (ret != KErrNone)
sl@0: 		OwnerPanic(EWservPanicBitmap);
sl@0: 
sl@0: 	CFbsBitmapDevice *device=CFbsBitmapDevice::NewL(bitmap);
sl@0: 	CleanupStack::PushL(device);
sl@0: 	CFbsBitGc *gc;
sl@0: 	User::LeaveIfError(device->CreateContext(gc));
sl@0: 	CleanupStack::PushL(gc);			//Don't need to push this, but this is probably the eaiest way to delete it
sl@0: 	gc->SetDrawMode( CGraphicsContext::EDrawModeWriteAlpha );
sl@0: 	gc->BitBlt(TPoint(), *iScreen->ScreenGdi(), aRect);
sl@0: 	CleanupStack::PopAndDestroy(3);
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::CommandL(TInt aOpcode, const TAny *aCmdData)
sl@0: 	{
sl@0: 	TWsSdCmdUnion pData;
sl@0: 	pData.any=aCmdData;
sl@0: 	switch(aOpcode)
sl@0: 		{
sl@0: 		case EWsSdOpGetNumScreenModes:
sl@0: 			SetReply(iScreen->NumScreenSizeModes());
sl@0: 			break;
sl@0: 		case EWsSdOpGetScreenMode:
sl@0: 			SetReply(iScreen->ScreenSizeMode());
sl@0: 			break;
sl@0: 		case EWsSdOpSetScreenMode:
sl@0: 			{
sl@0: 			if(!KSecurityPolicy_WriteDeviceData().CheckPolicy(iWsOwner->ClientMessage(),__PLATSEC_DIAGNOSTIC_STRING("Capability check failed for CWsScreenDevice::SetScreenMode API")))
sl@0: 				{
sl@0: 				iWsOwner->PPanic(EWservPanicPermissionDenied);
sl@0: 				}
sl@0: 			SetScreenMode(*pData.Int);
sl@0: 			}
sl@0: 			break;
sl@0: 		case EWsSdOpSetModeRotation:
sl@0: 			{
sl@0: 			if(KSecurityPolicy_WriteDeviceData().CheckPolicy(iWsOwner->ClientMessage(),__PLATSEC_DIAGNOSTIC_STRING("Capability check failed for CWsScreenDevice::SetModeRotation API")))
sl@0: 				{
sl@0: 				TClientPanic panic=iScreen->SetModeRotation(pData.SetScreenRotation->mode,pData.SetScreenRotation->rotation);
sl@0: 				if (panic)
sl@0: 					OwnerPanic(panic);
sl@0: 				}
sl@0: 			}
sl@0: 			break;
sl@0: 		case EWsSdOpGetRotationList:
sl@0: 			if (!iScreen->IsValidScreenSizeMode(*pData.Int))
sl@0: 				OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 			SetReply(iScreen->ScreenSizeModeData(*pData.Int).iAlternativeRotations);
sl@0: 			break;
sl@0: 		case EWsSdOpGetScreenModeSizeAndRotation:
sl@0: 			GetScreenSizeAndRotationCmd(*pData.Int);
sl@0: 			break;
sl@0: 		case EWsSdOpGetScreenModeSizeAndRotation2:
sl@0: 			GetScreenSizeAndRotationCmd2(*pData.Int);
sl@0: 			break;
sl@0: 		case EWsSdOpSetScreenSizeAndRotation:
sl@0: 			SetScreenSizeAndRotation(*pData.PixelsTwipsAndRotation);
sl@0: 			break;
sl@0: 		case EWsSdOpSetScreenSizeAndRotation2:
sl@0: 			SetScreenSizeAndRotation(*pData.PixelsAndRotation);
sl@0: 			break;
sl@0: 		case EWsSdOpGetDefaultScreenSizeAndRotation:
sl@0: 			GetScreenSizeAndRotationCmd(iScreen->ScreenSizeMode());
sl@0: 			break;
sl@0: 		case EWsSdOpGetDefaultScreenSizeAndRotation2:
sl@0: 			GetScreenSizeAndRotationCmd2(iScreen->ScreenSizeMode());
sl@0: 			break;
sl@0: 		case EWsSdOpGetScreenModeDisplayMode:
sl@0: 			GetScreenModeDisplayMode(*pData.Int);
sl@0: 			break;
sl@0: 		case EWsSdOpGetScreenModeScale:
sl@0: 			GetScreenScale(*pData.Int);
sl@0: 			break;
sl@0: 		case EWsSdOpGetCurrentScreenModeScale:
sl@0: 			GetScreenScale(iScreen->ScreenSizeMode());
sl@0: 			break;
sl@0: 		case EWsSdOpSetAppScreenMode:
sl@0: 			SetAppScreenMode(*pData.Int);
sl@0: 			break;
sl@0: 		case EWsSdOpGetCurrentScreenModeScaledOrigin:
sl@0: 			CWsClient::ReplyPoint(iScreen->CurrentScreenModeScaledOrigin());
sl@0: 			break;
sl@0: 		case EWsSdOpGetScreenModeScaledOrigin:
sl@0: 			if (!iScreen->IsValidScreenSizeMode(*pData.Int))
sl@0: 				OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 			CWsClient::ReplyPoint(iScreen->ScreenModeScaledOrigin(*pData.Int));
sl@0: 			break;
sl@0: 		case EWsSdOpGetCurrentScreenModeAttributes:
sl@0: 			GetCurrentScreenModeAttributes();
sl@0: 			break;
sl@0: 		case EWsSdOpSetCurrentScreenModeAttributes:
sl@0: 			if(!KSecurityPolicy_WriteDeviceData().CheckPolicy(iWsOwner->ClientMessage(),__PLATSEC_DIAGNOSTIC_STRING("Capability check failed for CWsScreenDevice::SetCurrentScreenModeAttributes API, API should be used for test purposes only")))
sl@0: 				{
sl@0: 				iWsOwner->PPanic(EWservPanicPermissionDenied);
sl@0: 				}
sl@0: 			SetCurrentScreenModeAttributes(*pData.ScreenSizeMode);
sl@0: 			break;
sl@0: 		case EWsSdOpSetScreenModeEnforcement:
sl@0: 			{
sl@0: 			if(!KSecurityPolicy_WriteDeviceData().CheckPolicy(iWsOwner->ClientMessage(),__PLATSEC_DIAGNOSTIC_STRING("Capability check failed for CWsScreenDevice::SetScreenModeEnforcement API")))
sl@0: 				{
sl@0: 				iWsOwner->PPanic(EWservPanicPermissionDenied);
sl@0: 				}
sl@0: 			if (!iScreen->SetScreenModeEnforcement(*pData.Int))
sl@0: 				OwnerPanic(EWservPanicScreenEnforcementMode);
sl@0: 			}
sl@0: 			break;
sl@0: 		case EWsSdOpScreenModeEnforcement:
sl@0: 			SetReply(iScreen->SizeEnforcementMode());
sl@0: 			break;
sl@0: 		case EWsSdOpGetDefaultScreenModeOrigin:
sl@0: 			GetScreenModeOriginCmd(iScreen->ScreenSizeMode());
sl@0: 			break;
sl@0: 		case EWsSdOpGetScreenModeOrigin:
sl@0: 			GetScreenModeOriginCmd(*pData.Int);
sl@0: 			break;
sl@0: 		case EWsSdOpPixel:
sl@0: 			{
sl@0: 			TRgb rgb;
sl@0: 			iScreen->ScreenDevice()->GetPixel(rgb,*pData.Point);
sl@0: 			SetReply(rgb.Internal());
sl@0: 			}
sl@0: 			break;
sl@0: 		case EWsSdOpGetScanLine:
sl@0: 			iScreen->GetScanLine(pData.GetScanLine);
sl@0: 			break;
sl@0: 		case EWsSdOpTwipsSize:
sl@0: 			CWsClient::ReplySize(iAppScreenSizeInTwips);
sl@0: 			break;
sl@0: 		case EWsSdOpPixelSize:
sl@0: 			CWsClient::ReplySize(iAppScreenSizeInPixels);
sl@0: 			break;
sl@0: 		case EWsSdOpHorizontalTwipsToPixels:
sl@0: 			SetReply(iScreen->ScreenDevice()->HorizontalTwipsToPixels(*pData.UInt));
sl@0: 			break;
sl@0: 		case EWsSdOpVerticalTwipsToPixels:
sl@0: 			SetReply(iScreen->ScreenDevice()->VerticalTwipsToPixels(*pData.UInt));
sl@0: 			break;
sl@0: 		case EWsSdOpHorizontalPixelsToTwips:
sl@0: 			SetReply(iScreen->ScreenDevice()->HorizontalPixelsToTwips(*pData.UInt));
sl@0: 			break;
sl@0: 		case EWsSdOpVerticalPixelsToTwips:
sl@0: 			SetReply(iScreen->ScreenDevice()->VerticalPixelsToTwips(*pData.UInt));
sl@0: 			break;
sl@0: 		case EWsSdOpPointerRect:
sl@0: 			{
sl@0: 			TMachineInfoV1Buf macInfo;
sl@0: 			UserHal::MachineInfo(macInfo);
sl@0: 			TRect rect(-macInfo().iOffsetToDisplayInPixels,macInfo().iXYInputSizeInPixels);
sl@0: 			CWsClient::ReplyRect(rect);
sl@0: 			}
sl@0: 			break;
sl@0: 		case EWsSdOpFree:
sl@0: 			{
sl@0: 			// Mark any group windows associated with the screen device being deleted
sl@0: 			CWsRootWindow* root=iScreen->RootWindow();
sl@0: 			for (CWsWindowGroup* grp = root->Child(); grp; grp = grp->NextSibling())
sl@0: 				{
sl@0: 				if (grp->Device() == this)
sl@0: 					{
sl@0: #if defined(_DEBUG)
sl@0:  					grp->SetScreenDeviceDeleted();
sl@0: #endif
sl@0: 					grp->SetScreenDevice(NULL);
sl@0: 					}
sl@0: 				}
sl@0: 			}
sl@0: 			// Let our owner (CWsClient) know that a screen device is being deleted so it
sl@0: 			// can check whether to reset its iPrimaryScreenDevice member or not
sl@0:    			if (WsOwner())	
sl@0:  				WsOwner()->NotifyScreenDeviceDeleted(this);
sl@0: 			delete this;
sl@0: 			break;
sl@0: 		case EWsSdOpDisplayMode:
sl@0: 			iScreen->ScreenGdi();	// To force display mode update if required
sl@0: 			SetReply(iScreen->CurrentDisplayMode());
sl@0: 			break;
sl@0: 		case EWsSdOpRectCompare:
sl@0: 			{
sl@0: //			if (pData.RectCompare->flags&CWsScreenDevice::EIncludeSprite)
sl@0: //				{
sl@0: //				SpriteManager()->IncrementProcessingSprites();
sl@0: //				}
sl@0: 
sl@0: 			RWsTextCursor * cursor = 0;
sl@0: 			if (!pData.RectCompare->flags&CWsScreenDevice::EIncludeTextCursor)	
sl@0: 				cursor = CWsTop::CurrentTextCursor();
sl@0: 			if (cursor)
sl@0: 				cursor->Disable();
sl@0: 			
sl@0: 			SetReply(iScreen->ScreenDevice()->RectCompare(pData.RectCompare->rect1,*iScreen->ScreenDevice(),pData.RectCompare->rect2));
sl@0: 
sl@0: 			if (cursor)
sl@0: 				cursor->Enable();
sl@0: 			
sl@0: //			if (pData.RectCompare->flags&CWsScreenDevice::EIncludeSprite)
sl@0: //				{
sl@0: //				SpriteManager()->DecrementProcessingSprites();
sl@0: //				}
sl@0: 			}
sl@0: 			break;
sl@0: 		case EWsSdOpCopyScreenToBitmap:
sl@0: 			CopyScreenToBitmapL(TRect(iScreen->ScreenDevice()->SizeInPixels()),pData.CopyScreenToBitmap->handle);
sl@0: 			break;
sl@0: 		case EWsSdOpCopyScreenToBitmap2:
sl@0: 			CopyScreenToBitmapL(pData.CopyScreenToBitmap2->rect,pData.CopyScreenToBitmap2->handle);
sl@0: 			break;
sl@0: 		case EWsSdOpPaletteAttributes:
sl@0: 			{
sl@0: 			TBool modifiable;
sl@0: 			TInt numEntries;
sl@0: 			iScreen->ScreenDevice()->PaletteAttributes(modifiable,numEntries);
sl@0: 			if (modifiable)
sl@0: 				numEntries|=EWsSdSetableBitFlag;
sl@0: 			SetReply(numEntries);
sl@0: 			}
sl@0: 			break;
sl@0: 		case EWsSdOpSetPalette:
sl@0: 			{
sl@0: 			if(!KSecurityPolicy_WriteDeviceData().CheckPolicy(iWsOwner->ClientMessage(),__PLATSEC_DIAGNOSTIC_STRING("Capability check failed for CWsScreenDevice::SetPalette API")))
sl@0: 				{
sl@0: 				User::Leave(KErrPermissionDenied);
sl@0: 				}
sl@0: 			SetPaletteL();
sl@0: 			}
sl@0: 			break;
sl@0: 		case EWsSdOpGetPalette:
sl@0: 			GetPalette(*pData.Int);
sl@0: 			break;
sl@0: 			
sl@0: 		case EWsSdOpGetScreenNumber:
sl@0: 			SetReply(iScreen->ScreenNumber());
sl@0: 			break;
sl@0: 		case EWsSdOpGetScreenSizeModeList:
sl@0: 			SetReply(iScreen->GetScreenSizeModeListL());
sl@0: 			break;
sl@0: 		case EWsClOpSetBackLight:
sl@0: 			{
sl@0: 			TInt err=KErrNone;
sl@0: 			if(Screen()->BackLightFlag() && iWsOwner->ClientMessage().SecureId()==KEikSrvsSid)
sl@0: 				{
sl@0: 				TWindowServerEvent::ProcessErrorMessages(TWsErrorMessage::EBackLight, err=HAL::Set(iScreen->ScreenNumber(),HALData::EBacklightState,*pData.Int));
sl@0: 				SetReply(err);
sl@0: 				}
sl@0: 			else
sl@0: 				{
sl@0: 				User::Leave(KErrPermissionDenied);				
sl@0: 				}
sl@0: 			}
sl@0: 			break;
sl@0: 		default:
sl@0: 			OwnerPanic(EWservPanicOpcode);
sl@0: 			break;
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: 
sl@0: void DWsScreenDevice::SetScreenMode(TInt aMode)
sl@0: 	{
sl@0: 	if (!iScreen->IsValidScreenSizeMode(aMode))
sl@0: 		OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 	iScreen->doSetScreenMode(aMode);
sl@0: 	}
sl@0: 
sl@0: TBool DWsScreenDevice::ScreenDeviceValidState() const
sl@0: 	{
sl@0: 	WS_ASSERT_DEBUG(iScreen->IsValidScreenSizeMode(iScreen->ScreenSizeMode()), EWsPanicInvalidScreenSizeMode);
sl@0: 	const TSizeMode& currentMode=iScreen->ScreenSizeModeData();
sl@0: 	TBool state=ETrue;
sl@0: 	// In all enforcement modes scale should match, so check scale first
sl@0: 	if (currentMode.iScreenScale!=iAppScale)
sl@0: 		{
sl@0: 		state=EFalse;
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		if (iScreen->SizeEnforcementMode()!=ESizeEnforcementNone)
sl@0: 			{
sl@0: 			if (currentMode.iRotation!=iAppRotation)
sl@0: 				state=EFalse;
sl@0: 			else if (currentMode.iScreenSize!=iAppScreenSizeInPixels)
sl@0: 				state=EFalse;
sl@0: 			}
sl@0: 		if (iScreen->SizeEnforcementMode()==ESizeEnforcementPixelsTwipsAndRotation)
sl@0: 			{
sl@0: 			if (currentMode.iScreenTwipsSize!=iAppScreenSizeInTwips)
sl@0: 				state=EFalse;
sl@0: 			}
sl@0: 		}
sl@0: 	return(state);
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::ConstructL()
sl@0: //
sl@0: // App specific construct
sl@0: //
sl@0: 	{
sl@0: 	NewObjL();
sl@0: 	const TSizeMode& mode=iScreen->ScreenSizeModeData(iScreen->ScreenSizeMode());
sl@0: 	iAppScreenSizeInPixels=mode.iScreenSize;
sl@0: 	iAppScreenSizeInTwips=mode.iScreenTwipsSize;
sl@0: 	iAppRotation=mode.iRotation;
sl@0: 	iAppMode=iScreen->ScreenSizeMode();
sl@0: 	iAppScale=mode.iScreenScale;
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::SetScreenSizeAndRotation(const TPixelsTwipsAndRotation &aSar)
sl@0: 	{
sl@0: 	iAppScreenSizeInPixels=aSar.iPixelSize;
sl@0: 	iAppScreenSizeInTwips=aSar.iTwipsSize;
sl@0: 	iAppRotation=aSar.iRotation;
sl@0: 	SetScreenDeviceValidStates(this);
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::SetScreenSizeAndRotation(const TPixelsAndRotation &aSar)
sl@0: 	{
sl@0: 	iAppScreenSizeInPixels=aSar.iPixelSize;
sl@0: 	iAppScreenSizeInTwips.iWidth=iScreen->ScreenDevice()->HorizontalPixelsToTwips(iAppScreenSizeInPixels.iWidth);
sl@0: 	iAppScreenSizeInTwips.iHeight=iScreen->ScreenDevice()->VerticalPixelsToTwips(iAppScreenSizeInPixels.iHeight);
sl@0: 	iAppRotation=aSar.iRotation;
sl@0: 	SetScreenDeviceValidStates(this);
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::GetScreenModeOriginCmd(TInt aMode)
sl@0: 	{
sl@0: 	if (!iScreen->IsValidScreenSizeMode(aMode))
sl@0: 		OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 	CWsClient::ReplyPoint(iScreen->ScreenModeOrigin(aMode));
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::GetCurrentScreenModeAttributes()
sl@0: 	{
sl@0: 	TSizeMode aModeData=iScreen->ScreenSizeModeData();
sl@0: 	CWsClient::ReplyBuf(&aModeData,sizeof(aModeData));
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::SetCurrentScreenModeAttributes(const TSizeMode &aModeData)
sl@0: 	{
sl@0: #if defined(_DEBUG)
sl@0: 	if (aModeData.iScreenScale.iWidth==0 || aModeData.iScreenScale.iHeight==0)
sl@0: 		OwnerPanic(EWservPanicScreenModeNumber);
sl@0: #endif
sl@0: 	iScreen->SetCurrentScreenModeAttributes(aModeData);
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::GetScreenSizeAndRotationCmd(TInt aMode)
sl@0: 	{
sl@0: 	if (!iScreen->IsValidScreenSizeMode(aMode))
sl@0: 		OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 	TPixelsTwipsAndRotation sar;
sl@0: 	iScreen->GetScreenSizeAndRotation(sar,aMode);
sl@0: 	CWsClient::ReplyBuf(&sar, sizeof(sar));
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::GetScreenSizeAndRotationCmd2(TInt aMode)
sl@0: 	{
sl@0: 	if (!iScreen->IsValidScreenSizeMode(aMode))
sl@0: 		OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 	TPixelsAndRotation sar;
sl@0: 	iScreen->GetScreenSizeAndRotation(sar,aMode);
sl@0: 	CWsClient::ReplyBuf(&sar, sizeof(sar));
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::GetScreenModeDisplayMode(const TInt aMode)
sl@0: 	{
sl@0: 	if (!iScreen->IsValidScreenSizeMode(aMode))
sl@0: 		{
sl@0: 		OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 		}
sl@0: 	SetReply(STATIC_CAST(TInt,iScreen->DefaultDisplayMode(aMode)));
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::GetScreenScale(TInt aMode)
sl@0: 	{
sl@0: 	if (!iScreen->IsValidScreenSizeMode(aMode))
sl@0: 		{
sl@0: 		OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 		}
sl@0: 	CWsClient::ReplySize(iScreen->GetScreenScale(aMode));
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::SetAppScreenMode(TInt aMode)
sl@0: 	{
sl@0: 	if (!iScreen->IsValidScreenSizeMode(aMode))
sl@0: 		{
sl@0: 		OwnerPanic(EWservPanicScreenModeNumber);
sl@0: 		}
sl@0: 	const TSizeMode& sizeMode=iScreen->ScreenSizeModeData(aMode);
sl@0: 	iAppScreenSizeInPixels=sizeMode.iScreenSize;
sl@0: 	iAppScreenSizeInTwips=sizeMode.iScreenTwipsSize;
sl@0: 	iAppMode=aMode;
sl@0: 	iAppScale=sizeMode.iScreenScale;
sl@0: 	iAppRotation=sizeMode.iRotation;
sl@0: 	CWsWindowGroup::SetScreenDeviceValidStates(this);
sl@0: 	}
sl@0: 
sl@0: #define ROTATION_TO_FLAG(x) 1<<x
sl@0: 
sl@0: void DWsScreenDevice::SetScreenDeviceValidStates(const DWsScreenDevice *aDevice)
sl@0: 	{
sl@0: 	TInt modes=iScreen->NumScreenSizeModes();
sl@0: 	TInt mode;
sl@0: 	for (mode=0;mode<modes;++mode)
sl@0: 		{
sl@0: 		if (!iScreen->IsValidScreenSizeMode(mode))
sl@0: 			continue;
sl@0: 		const TSizeMode& sizeMode=iScreen->ScreenSizeModeData(mode);
sl@0: 		if (iAppScreenSizeInPixels==sizeMode.iScreenSize && ROTATION_TO_FLAG(iAppRotation)&sizeMode.iAlternativeRotations)
sl@0: 			{
sl@0: 			iAppMode=mode;
sl@0: 			iAppScale=sizeMode.iScreenScale;
sl@0: 			break;
sl@0: 			}
sl@0: 		}
sl@0: 	CWsWindowGroup::SetScreenDeviceValidStates(aDevice);
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::NewOrientation(TInt aMode,CFbsBitGc::TGraphicsOrientation aRotation)
sl@0: 	{
sl@0: 	if (iAppMode==aMode)
sl@0: 		iAppRotation=aRotation;
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::SetPaletteL()
sl@0: 	{
sl@0: 	const TInt size=iWsOwner->ClientMessage().GetDesLength(KRemoteBufferMessageSlot);
sl@0: 	TInt numEntries=size/sizeof(TRgb);
sl@0: 	CPalette* palette=CPalette::NewL(numEntries);
sl@0: 	CleanupStack::PushL(palette);
sl@0: 	TPtr8 paletteData(NULL,0);
sl@0: 	palette->GetDataPtr(0,numEntries,paletteData);
sl@0: 	iWsOwner->RemoteReadL(paletteData,0);
sl@0: 	SetReply(iScreen->ScreenDevice()->SetCustomPalette(palette));
sl@0: 	iScreen->Update((RWsRegion&)RootWindow()->WindowArea());
sl@0: 	CleanupStack::PopAndDestroy(palette);
sl@0: 	}
sl@0: 
sl@0: void DWsScreenDevice::GetPalette(TInt aNumColors)
sl@0: 	{
sl@0: 	CPalette* palette;
sl@0: 	TInt ret=iScreen->ScreenDevice()->GetPalette(palette);
sl@0: 	if (ret<KErrNone)
sl@0: 		goto Reply;
sl@0: 	ret=palette->Entries();
sl@0: 	if (ret!=aNumColors)
sl@0: 		{
sl@0: 		delete palette;
sl@0: Reply:
sl@0: 		SetReply(ret);
sl@0: 		return;
sl@0: 		}
sl@0: 	TPtr8 paletteData(NULL,0);
sl@0: 	palette->GetDataPtr(0,ret,paletteData);
sl@0: 	CWsClient::ReplyBuf(paletteData);
sl@0: 	SetReply(KErrNone);
sl@0: 	delete palette;
sl@0: 	}
sl@0: 
sl@0: TUint DWsScreenDevice::ClientDevicePointer()
sl@0: 	{
sl@0: 	return iClientScreenDevicePointer;	
sl@0: 	}