--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/graphics/wserv/src/T_DataWindow.cpp Thu Jan 21 12:53:44 2010 +0000
@@ -0,0 +1,747 @@
+/*
+* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Symbian Foundation License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+#include "T_DataWindow.h"
+#include "T_GraphicsUtil.h"
+#include <coemain.h>
+
+/*@{*/
+_LIT(KDataClassname, "RWindow");
+
+//Commands
+_LIT(KCmdnew, "new");
+_LIT(KCmdDestructor, "~");
+_LIT(KCmdConstruct, "Construct");
+_LIT(KCmdBeginRedraw, "BeginRedraw");
+_LIT(KCmdEndRedraw, "EndRedraw");
+_LIT(KCmdInvalidate, "Invalidate");
+_LIT(KCmdGetInvalidRegion, "GetInvalidRegion");
+_LIT(KCmdSetBackgroundColor, "SetBackgroundColor");
+_LIT(KCmdSetSize, "SetSize");
+_LIT(KCmdSetExtent, "SetExtent");
+_LIT(KCmdHandleTransparencyUpdate, "HandleTransparencyUpdate");
+_LIT(KCmdSetTransparencyFactor, "SetTransparencyFactor");
+_LIT(KCmdSetTransparencyBitmap, "SetTransparencyBitmap");
+_LIT(KCmdSetTransparencyWsBitmap, "SetTransparencyWsBitmap");
+_LIT(KCmdSetNonTransparent, "SetNonTransparent");
+_LIT(KCmdEnableRedrawStore, "EnableRedrawStore");
+_LIT(KCmdSetTransparencyAlphaChannel, "SetTransparencyAlphaChannel");
+_LIT(KCmdSetTransparentRegion, "SetTransparentRegion");
+_LIT(KCmdSetTransparencyPolicy, "SetTransparencyPolicy");
+_LIT(KCmdIsRedrawStoreEnabled, "IsRedrawStoreEnabled");
+_LIT(KCmdEnableOSB, "EnableOSB");
+_LIT(KCmdSave, "Save");
+
+// Fields
+_LIT(KFldColor, "color");
+_LIT(KFldEnabled, "enabled");
+_LIT(KFldExpected, "expected");
+_LIT(KFldFlag, "flag");
+_LIT(KFldHandle, "handle");
+_LIT(KFldParent, "parent");
+_LIT(KFldPoint, "point");
+_LIT(KFldPolicy, "policy");
+_LIT(KFldRect, "rect");
+_LIT(KFldRegion, "region");
+_LIT(KFldSize, "size");
+_LIT(KFldTransparencyBitmap, "transparencybitmap");
+_LIT(KFldTransparencyFactor, "transparencyfactor");
+_LIT(KFldWs, "ws");
+
+/// Logging
+_LIT(KLogError, "Error=%d");
+_LIT(KLogMissingParameter, "Missing parameter '%S'");
+_LIT(KLogMissingExpectedValue, "Missing expected value '%S'");
+_LIT(KLogNotExpectedValueInt, "'%S' is not as expected=%d, actual=%d");
+
+/*@}*/
+
+//////////////////////////////////////////////////////////////////////
+// Construction/Destruction
+//////////////////////////////////////////////////////////////////////
+
+CT_DataWindow* CT_DataWindow::NewL()
+ {
+ CT_DataWindow* ret=new (ELeave) CT_DataWindow();
+ CleanupStack::PushL(ret);
+ ret->ConstructL();
+ CleanupStack::Pop(ret);
+ return ret;
+ }
+
+CT_DataWindow::CT_DataWindow()
+: CT_DataDrawableWindow()
+, iWindow(NULL)
+ {
+ }
+
+void CT_DataWindow::ConstructL()
+ {
+ }
+
+CT_DataWindow::~CT_DataWindow()
+ {
+ DestroyData();
+ }
+
+void CT_DataWindow::SetObjectL(TAny* aAny)
+ {
+ DestroyData();
+ iWindow = static_cast<RWindow*> (aAny);
+ }
+
+void CT_DataWindow::DisownObjectL()
+ {
+ iWindow = NULL;
+ }
+
+void CT_DataWindow::DestroyData()
+ {
+ delete iWindow;
+ iWindow=NULL;
+ }
+
+RDrawableWindow* CT_DataWindow::GetDrawableWindow() const
+ {
+ return iWindow;
+ }
+
+/**
+* Process a command read from the ini file
+*
+* @param aCommand the command to process
+* @param aSection the entry in the ini file requiring the command to be processed
+* @param aAsyncErrorIndex index of command. used for async calls
+*
+* @return ETrue if the command is processed
+*/
+TBool CT_DataWindow::DoCommandL(const TTEFFunction& aCommand, const TTEFSectionName& aSection, const TInt aAsyncErrorIndex)
+ {
+ TBool ret = ETrue;
+
+ if ( aCommand==KCmdDestructor )
+ {
+ DestroyData();
+ }
+ else if ( aCommand==KCmdnew || aCommand==KDataClassname )
+ {
+ DoCmdnewL(aSection);
+ }
+ else if ( aCommand==KCmdConstruct )
+ {
+ DoCmdConstructL(aSection);
+ }
+ else if ( aCommand==KCmdBeginRedraw )
+ {
+ DoCmdBeginRedraw(aSection);
+ }
+ else if ( aCommand==KCmdEndRedraw )
+ {
+ DoCmdEndRedraw();
+ }
+ else if ( aCommand==KCmdInvalidate )
+ {
+ DoCmdInvalidate(aSection);
+ }
+ else if ( aCommand==KCmdGetInvalidRegion )
+ {
+ DoCmdGetInvalidRegionL(aSection);
+ }
+ else if ( aCommand==KCmdSetBackgroundColor )
+ {
+ DoCmdSetBackgroundColor(aSection);
+ }
+ else if ( aCommand==KCmdSetSize )
+ {
+ DoCmdSetSize(aSection);
+ }
+ else if ( aCommand==KCmdSetExtent )
+ {
+ DoCmdSetExtent(aSection);
+ }
+ else if ( aCommand==KCmdHandleTransparencyUpdate )
+ {
+ DoCmdHandleTransparencyUpdate();
+ }
+ else if ( aCommand==KCmdSetTransparencyFactor )
+ {
+ DoCmdSetTransparencyFactor(aSection);
+ }
+ else if ( aCommand==KCmdSetTransparencyBitmap )
+ {
+ DoCmdSetTransparencyBitmapL(aSection);
+ }
+ else if ( aCommand==KCmdSetTransparencyWsBitmap )
+ {
+ DoCmdSetTransparencyWsBitmapL(aSection);
+ }
+ else if ( aCommand==KCmdSetNonTransparent )
+ {
+ DoCmdSetNonTransparent();
+ }
+ else if ( aCommand==KCmdEnableRedrawStore )
+ {
+ DoCmdEnableRedrawStore(aSection);
+ }
+ else if ( aCommand==KCmdSetTransparencyAlphaChannel )
+ {
+ DoCmdSetTransparencyAlphaChannel();
+ }
+ else if ( aCommand==KCmdSetTransparentRegion )
+ {
+ DoCmdSetTransparentRegionL(aSection);
+ }
+ else if ( aCommand==KCmdSetTransparencyPolicy )
+ {
+ DoCmdSetTransparencyPolicy(aSection);
+ }
+ else if ( aCommand==KCmdIsRedrawStoreEnabled )
+ {
+ DoCmdIsRedrawStoreEnabled(aSection);
+ }
+ else if ( aCommand==KCmdEnableOSB )
+ {
+ DoCmdEnableOSB(aSection);
+ }
+ else if ( aCommand==KCmdSave )
+ {
+ DoCmdSave();
+ }
+ else
+ {
+ ret=CT_DataDrawableWindow::DoCommandL(aCommand, aSection, aAsyncErrorIndex);
+ }
+
+ return ret;
+ }
+
+
+void CT_DataWindow::DoCmdnewL(const TDesC& aSection)
+ {
+ DestroyData();
+
+ // Get test data for command input parameter(s)
+ TPtrC wsName;
+ RWsSession* ws=NULL;
+ if ( GetStringFromConfig(aSection, KFldWs, wsName) )
+ {
+ ws = static_cast<RWsSession*>(GetDataObjectL(wsName));
+ }
+
+ TInt err=KErrNone;
+ if ( ws!=NULL )
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute new RWindow(RWsSession)"));
+ TRAP( err, iWindow = new (ELeave) RWindow(*ws));
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute new RWindow()"));
+ TRAP( err, iWindow = new (ELeave) RWindow());
+ }
+
+ if ( err!=KErrNone )
+ {
+ ERR_PRINTF2(KLogError, err);
+ SetError(err);
+ }
+ }
+
+
+void CT_DataWindow::DoCmdConstructL(const TDesC& aSection)
+ {
+ TBool dataOk=ETrue;
+
+ // Get test data for command input parameter(s)
+ TPtrC parentName;
+ RWindowTreeNode* parent=NULL;
+ if ( GetStringFromConfig(aSection, KFldParent, parentName) )
+ {
+ parent = static_cast<RWindowTreeNode*>(GetDataObjectL(parentName));
+ }
+ if ( parent==NULL )
+ {
+ dataOk=EFalse;
+ ERR_PRINTF2(KLogMissingParameter, &KFldParent);
+ SetBlockResult(EFail);
+ }
+
+ TInt datHandle;
+ if ( !GetIntFromConfig(aSection, KFldHandle, datHandle) )
+ {
+ dataOk=EFalse;
+ ERR_PRINTF2(KLogMissingParameter, &KFldHandle);
+ SetBlockResult(EFail);
+ }
+
+ if ( dataOk )
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute Construct(RWindowTreeNode, TUint32)"));
+ TInt returnCode = iWindow->Construct(*parent, datHandle);
+
+ // Check the command return code, if !=KErrNone then stop this command
+ if ( returnCode!=KErrNone )
+ {
+ ERR_PRINTF2(KLogError, returnCode);
+ SetError(returnCode);
+ }
+
+ // No command output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdBeginRedraw(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ TRect datRect;
+
+ if ( GetRectFromConfig(aSection, KFldRect, datRect) )
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute BeginRedraw(TRect)"));
+ iWindow->BeginRedraw(datRect);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute BeginRedraw()"));
+ iWindow->BeginRedraw();
+ }
+
+ // No command return value and output parameter to display and check
+ }
+
+
+void CT_DataWindow::DoCmdEndRedraw()
+ {
+ // No command input parameter to process
+
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute EndRedraw()"));
+ iWindow->EndRedraw();
+
+ // No command return value and output parameter to display and check
+ }
+
+
+void CT_DataWindow::DoCmdInvalidate(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ TRect datRect;
+
+ if ( GetRectFromConfig(aSection, KFldRect, datRect) )
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute Invalidate(TRect)"));
+ iWindow->Invalidate(datRect);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute Invalidate()"));
+ iWindow->Invalidate();
+ }
+
+ // No command return value and output parameter to display and check
+ }
+
+
+void CT_DataWindow::DoCmdGetInvalidRegionL(const TDesC& aSection)
+ {
+ RRegion region(1);
+ CleanupClosePushL(region);
+
+ // No command input parameter to process
+
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute GetInvalidRegion(RRegion)"));
+ iWindow->GetInvalidRegion(region);
+
+ // Diaplay command return value, check if it matches the expected value
+ LogRegion(_L("GetInvalidRegion()"), region);
+
+ RRegion expectedRegion(1);
+ CleanupClosePushL(expectedRegion);
+ if ( GetRegionFromConfig(aSection, KFldExpected, expectedRegion) )
+ {
+ region.SubRegion(expectedRegion);
+ if ( !region.IsEmpty() )
+ {
+ ERR_PRINTF1(_L("Region not as expected"));
+ LogRegion(_L("Region mismatch"), region);
+ SetBlockResult(EFail);
+ }
+ }
+
+ CleanupStack::PopAndDestroy(2, ®ion);
+ }
+
+
+void CT_DataWindow::DoCmdSetBackgroundColor(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ TRgb datColor;
+
+ if ( GetRgbFromConfig(aSection, KFldColor, datColor) )
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetBackgroundColor(TRgb)"));
+ iWindow->SetBackgroundColor(datColor);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetBackgroundColor()"));
+ iWindow->SetBackgroundColor();
+ }
+
+ // No command return value and output parameter to display and check
+ }
+
+
+void CT_DataWindow::DoCmdSetSize(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ TSize datSize;
+ if ( !GetSizeFromConfig(aSection, KFldSize, datSize) )
+ {
+ ERR_PRINTF2(KLogMissingParameter, &KFldSize);
+ SetBlockResult(EFail);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetSize(TSize)"));
+ iWindow->SetSize(datSize);
+
+ // No command return value and output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdSetExtent(const TDesC& aSection)
+ {
+ TBool dataOk=ETrue;
+
+ // Get test data for command input parameter(s)
+ TPoint datPoint;
+ if ( !GetPointFromConfig(aSection, KFldPoint, datPoint) )
+ {
+ dataOk=EFalse;
+ ERR_PRINTF2(KLogMissingParameter, &KFldPoint);
+ SetBlockResult(EFail);
+ }
+
+ TSize datSize;
+ if ( !GetSizeFromConfig(aSection, KFldSize, datSize) )
+ {
+ dataOk=EFalse;
+ ERR_PRINTF2(KLogMissingParameter, &KFldSize);
+ SetBlockResult(EFail);
+ }
+
+ if ( dataOk )
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetExtent(TPoint, TSize)"));
+ iWindow->SetExtent(datPoint, datSize);
+
+ // No command return value and output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdHandleTransparencyUpdate()
+ {
+ // No command input parameter to process
+
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute HandleTransparencyUpdate()"));
+ iWindow->HandleTransparencyUpdate();
+
+ // No command return value and output parameter to display and check
+ }
+
+
+void CT_DataWindow::DoCmdSetTransparencyFactor(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ TRgb datTransparencyFactor;
+
+ if ( !GetRgbFromConfig(aSection, KFldTransparencyFactor, datTransparencyFactor) )
+ {
+ ERR_PRINTF2(KLogMissingParameter, &KFldTransparencyFactor);
+ SetBlockResult(EFail);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetTransparencyFactor(TRgb)"));
+ TInt returnCode = iWindow->SetTransparencyFactor(datTransparencyFactor);
+
+ // Check the command return code, if !=KErrNone then stop this command
+ if ( returnCode!=KErrNone )
+ {
+ ERR_PRINTF2(KLogError, returnCode);
+ SetError(returnCode);
+ }
+
+ // No command output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdSetTransparencyBitmapL(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ CFbsBitmap* transparencyBitmap = NULL;
+
+ if ( !CT_GraphicsUtil::GetFbsBitmapL(*this, aSection, KFldTransparencyBitmap, transparencyBitmap) )
+ {
+ ERR_PRINTF2(KLogMissingParameter, &KFldTransparencyBitmap);
+ SetBlockResult(EFail);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetTransparencyBitmap(CFbsBitmap)"));
+ TInt returnCode = iWindow->SetTransparencyBitmap(*transparencyBitmap);
+
+ // Check the command return code, if !=KErrNone then stop this command
+ if ( returnCode!=KErrNone )
+ {
+ ERR_PRINTF2(KLogError, returnCode);
+ SetError(returnCode);
+ }
+
+ // No command output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdSetTransparencyWsBitmapL(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ CWsBitmap* transparencyBitmap = NULL;
+
+ if ( !CT_GraphicsUtil::GetWsBitmapL(*this, aSection, KFldTransparencyBitmap, transparencyBitmap) )
+ {
+ ERR_PRINTF2(KLogMissingParameter, &KFldTransparencyBitmap);
+ SetBlockResult(EFail);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetTransparencyWsBitmap(CWsBitmap)"));
+ TInt returnCode = iWindow->SetTransparencyWsBitmap(*transparencyBitmap);
+
+ // Check the command return code, if !=KErrNone then stop this command
+ if ( returnCode!=KErrNone )
+ {
+ ERR_PRINTF2(KLogError, returnCode);
+ SetError(returnCode);
+ }
+
+ // No command output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdSetNonTransparent()
+ {
+ // No command input parameter to process
+
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetNonTransparent()"));
+ iWindow->SetNonTransparent();
+
+ // No command return value and output parameter to display and check
+ }
+
+
+void CT_DataWindow::DoCmdEnableRedrawStore(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ TBool datEnabled;
+
+ if ( !GetBoolFromConfig(aSection, KFldEnabled, datEnabled) )
+ {
+ ERR_PRINTF2(KLogMissingParameter, &KFldEnabled);
+ SetBlockResult(EFail);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute EnableRedrawStore(TBool)"));
+ iWindow->EnableRedrawStore(datEnabled);
+
+ // No command return value and output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdSetTransparencyAlphaChannel()
+ {
+ // No command input parameter to process
+
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetTransparencyAlphaChannel()"));
+ TInt returnCode = iWindow->SetTransparencyAlphaChannel();
+
+ // Check the command return code, if !=KErrNone then stop this command
+ if ( returnCode!=KErrNone )
+ {
+ ERR_PRINTF2(KLogError, returnCode);
+ SetError(returnCode);
+ }
+
+ // No command output parameter to display and check
+ }
+
+
+void CT_DataWindow::DoCmdSetTransparentRegionL(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ RRegion region(1);
+ CleanupClosePushL(region);
+
+ if ( !GetRegionFromConfig(aSection, KFldRegion, region) )
+ {
+ ERR_PRINTF2(KLogMissingParameter, &KFldRegion);
+ SetBlockResult(EFail);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetTransparentRegion(TRegion)"));
+ TInt returnCode = iWindow->SetTransparentRegion(region);
+
+ // Check the command return code, if !=KErrNone then stop this command
+ if ( returnCode!=KErrNone )
+ {
+ ERR_PRINTF2(KLogError, returnCode);
+ SetError(returnCode);
+ }
+
+ // No command output parameter to display and check
+ }
+
+ CleanupStack::PopAndDestroy(®ion);
+ }
+
+
+void CT_DataWindow::DoCmdSetTransparencyPolicy(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ TWsTransparencyPolicy datPolicy;
+
+ if ( !CT_GraphicsUtil::ReadWsTransparencyPolicy(*this, aSection, KFldPolicy, datPolicy) )
+ {
+ ERR_PRINTF2(KLogMissingParameter, &KFldPolicy);
+ SetBlockResult(EFail);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute SetTransparencyPolicy(TWsTransparencyPolicy)"));
+ TInt returnCode = iWindow->SetTransparencyPolicy(datPolicy);
+
+ // Check the command return code, if !=KErrNone then stop this command
+ if ( returnCode!=KErrNone )
+ {
+ ERR_PRINTF2(KLogError, returnCode);
+ SetError(returnCode);
+ }
+
+ // No command output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdIsRedrawStoreEnabled(const TDesC& aSection)
+ {
+ // No command input parameter to process
+
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute IsRedrawStoreEnabled()"));
+ TBool actualResult = iWindow->IsRedrawStoreEnabled();
+
+ // Diaplay command return value, check if it matches the expected value
+ TBool expectResult;
+ if ( !GetBoolFromConfig(aSection, KFldExpected, expectResult) )
+ {
+ ERR_PRINTF2(KLogMissingExpectedValue, &KFldExpected());
+ SetBlockResult(EFail);
+ }
+ else if ( actualResult != expectResult )
+ {
+ ERR_PRINTF4(KLogNotExpectedValueInt, &KFldExpected, expectResult, actualResult);
+ SetBlockResult(EFail);
+ }
+
+ // No command output parameter to display and check
+ }
+
+
+void CT_DataWindow::DoCmdEnableOSB(const TDesC& aSection)
+ {
+ // Get test data for command input parameter(s)
+ TBool datFlag;
+
+ if ( !GetBoolFromConfig(aSection, KFldFlag, datFlag) )
+ {
+ ERR_PRINTF2(KLogMissingParameter, &KFldFlag);
+ SetBlockResult(EFail);
+ }
+ else
+ {
+ // Execute command and log parameters
+ INFO_PRINTF1(_L("execute EnableOSB(TBool)"));
+ iWindow->EnableOSB(datFlag);
+
+ // No command return value and output parameter to display and check
+ }
+ }
+
+
+void CT_DataWindow::DoCmdSave()
+{
+ RWsSession iWs;
+ CWsScreenDevice* iDeviceScreen;
+ CFbsBitmap* iBitmap=new(ELeave)CFbsBitmap();
+
+ User::LeaveIfError(iWs.Connect());
+ iDeviceScreen = new (ELeave) CWsScreenDevice(iWs); // make device for this session
+ User::LeaveIfError(iDeviceScreen->Construct()); // and complete its construction
+
+ //Create a bitmap from specified rect
+ iBitmap->Create(iDeviceScreen->SizeInPixels(),EColor16M);
+ iDeviceScreen->CopyScreenToBitmap(iBitmap);
+ iBitmap->Save(_L("c:\\logs\\testexecute\\screen.mbm")); //Save as an mbm
+
+ //Get rid of everything allocated
+ if (iDeviceScreen)
+ delete iDeviceScreen;
+ if (iBitmap)
+ delete iBitmap;
+ // finish with window server
+ iWs.Close();
+}