// screenmode.cpp

// 

// Copyright (c) 2009 - 2010 Accenture. All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

// 

// Initial Contributors:

// Accenture - Initial contribution

//

#include <fshell/common.mmh>

#if defined (FSHELL_PLATFORM_S60) && FSHELL_PLATFORM_S60 >= 5

#include "AknCapServerClient.h"	//for screen orientation change

#endif

#include <W32STD.H>

#include <fshell/ioutils.h>

using namespace IoUtils;

class CCmdScreenMode : public CCommandBase

	{

public:

	void PrintTime(const TTime& aTime, TBool aNewline);	

	static const TDesC* EventCodeToString(TUint aEvent);

	static const TDesC* DisplayModeToString(TDisplayMode aMode);

	static const TDesC* RotationToString(CFbsBitGc::TGraphicsOrientation aRotation);

	static const TDesC* EnforcementToString(TScreenModeEnforcement aEnforcement);

	static CCommandBase* NewLC();

	~CCmdScreenMode();

private:

	CCmdScreenMode();

	void PrintCurrentModeDetailL();

	void DoListModeL();

	void DoSetModeL();

	void DoFollowL();

	void DoRotateL();

private: // From CCommandBase.

	virtual const TDesC& Name() const;

	virtual void DoRunL();

	virtual void ArgumentsL(RCommandArgumentList& aArguments);

	virtual void OptionsL(RCommandOptionList& aOptions);

private:

	RWsSession iWsSes;

	CWsScreenDevice* iWsDev;

	TBool iVerbose;

	TInt iOptModeIndex; // Which mode to use.

	enum TScreenModeCmd

		{	

		ECmdListMode,

		ECmdSetMode,

		ECmdFollow,

		ECmdRotate

		};

	TScreenModeCmd iCommand;

	};

CCommandBase* CCmdScreenMode::NewLC()

	{

	CCmdScreenMode* self = new(ELeave) CCmdScreenMode();

	CleanupStack::PushL(self);

	self->BaseConstructL();

	return self;

	}

CCmdScreenMode::CCmdScreenMode()

	{

	}

CCmdScreenMode::~CCmdScreenMode()

	{

	delete iWsDev;

	iWsDev = NULL;

	iWsSes.Close();

	}

const TDesC& CCmdScreenMode::Name() const

	{

	_LIT(KName, "screenmode");

	return KName;

	}

void CCmdScreenMode::ArgumentsL(RCommandArgumentList& aArguments)

	{

	_LIT(KArgCommand, "command");

	aArguments.AppendEnumL((TInt&)iCommand, KArgCommand);

	}

void CCmdScreenMode::OptionsL(RCommandOptionList& aOptions)

	{

	aOptions.AppendBoolL(iVerbose, _L("verbose"));

	aOptions.AppendUintL((TUint&)iOptModeIndex, _L("mode"));

	}

void CCmdScreenMode::PrintCurrentModeDetailL()

	{

	TInt scrMode = iWsDev->CurrentScreenMode();

	TPixelsTwipsAndRotation modeSizeAndRotation;

	iWsDev->GetDefaultScreenSizeAndRotation(modeSizeAndRotation);

	const TDesC* pRotationStr = RotationToString(modeSizeAndRotation.iRotation);

	TPoint origin = iWsDev->GetDefaultScreenModeOrigin(); 

	TSize scale = iWsDev->GetCurrentScreenModeScale();

	TPoint scaledOrigin = iWsDev->GetCurrentScreenModeScaledOrigin(); 

	TScreenModeEnforcement screenModeEnforcement = iWsDev->ScreenModeEnforcement();

	const TDesC* pEnforcementStr = EnforcementToString(screenModeEnforcement);

	Printf(_L("Current ScreenMode %d,%dx%d,Twips:%dx%d,%S\r\n"), scrMode,

			modeSizeAndRotation.iPixelSize.iWidth, modeSizeAndRotation.iPixelSize.iHeight,

			modeSizeAndRotation.iTwipsSize.iWidth , modeSizeAndRotation.iTwipsSize.iHeight,			

			pRotationStr);

	Printf(_L("Origin:(%d,%d) Scale:%dx%d ScaledOrigin:(%d,%d) %S\r\n"),

			origin.iX, origin.iX, scale.iWidth, scale.iHeight, scaledOrigin.iX, scaledOrigin.iY,

			pEnforcementStr);	

	}

//if VerboseLevel > 0, then print every message received

//

void CCmdScreenMode::DoFollowL()

	{

	const TUint KClientHandle = 0xC0C0C0C0;

	TInt err;

	//TInt verboseLevel = iVerbose.Count();

	RWindowGroup wndGrp(iWsSes);

	err = wndGrp.Construct(KClientHandle);

	LeaveIfErr(err, _L("Could not construct window group"));

	CleanupClosePushL(wndGrp);

	err = wndGrp.EnableScreenChangeEvents();

	LeaveIfErr(err, _L("Could not enable screen change events"));

	Printf(_L("Tracking screen change events... press 'q' to quit\r\n"));

	TWsEvent event;

	TInt eventType;

	TUint eventHandle;

	TTime eventTime;

	TRequestStatus status;

	RIoConsoleReadHandle& keyIn = Stdin();

	TRequestStatus statusKey;

	keyIn.WaitForKey(statusKey);

	for(;;) 

		{

		iWsSes.EventReady(&status);

WaitAgain:		

		User::WaitForRequest(status, statusKey);

		if (status.Int()==KRequestPending)

			{

			err = statusKey.Int();

			ASSERT(err == KErrNone);

			//it must be user press a key, so check if that key is 'q'

			TUint pressedKey = keyIn.KeyCode();

			if (pressedKey=='q' || pressedKey=='Q')

				break;

			else

				{

				keyIn.WaitForKey(statusKey);

				goto WaitAgain;

				}

			}

		iWsSes.GetEvent(event);

		eventType = event.Type();

		eventHandle = event.Handle();

		eventTime = event.Time(); 

		/*

		if (verboseLevel > 0)

			{

			const TDesC* eventCodeStr = EventCodeToString(eventType);

			Printf(_L(" Event:%d(%S) Handle:0x%08x Time:"), eventType, eventCodeStr,

					eventHandle);

			PrintTime(eventTime, ETrue);

			}

		*/

		if (eventType == EEventScreenDeviceChanged && eventHandle==KClientHandle)

			{

			// Get the new screen mode and size

			TInt newMode = iWsDev->CurrentScreenMode();

			TPixelsTwipsAndRotation modeSizeAndRotation;

			iWsDev->GetScreenModeSizeAndRotation(newMode, modeSizeAndRotation);

    		Printf(_L("\r\n"));

    		Printf(_L("Screen Device Changed, EventTime:"));

			PrintTime(eventTime, ETrue);

			PrintCurrentModeDetailL();

			}

		}

	wndGrp.DisableScreenChangeEvents();

	CleanupStack::PopAndDestroy(&wndGrp);

	}

//S60 proprietary: toggle screen oritation by calling CAknCapServer::RotateScreenL

//

void CCmdScreenMode::DoRotateL()

	{

#if defined (FSHELL_PLATFORM_S60) && FSHELL_PLATFORM_S60 >= 5

	TInt err;

	RAknUiServer akSrv;

	err = akSrv.Connect();

	LeaveIfErr(err, _L("Could not connect to AknCapServer"));

	CleanupClosePushL(akSrv);

	if (iVerbose)

		{

		Printf(_L("Calling RAknUiServer::RotateScreen() / CAknCapServer::RotateScreenL...\r\n"));

		}

	err = akSrv.RotateScreen();

	LeaveIfErr(err, _L("RotateScreen() failed"));

	CleanupStack::PopAndDestroy(&akSrv);

	if (iVerbose)

		{

		PrintCurrentModeDetailL();

		}

#else

	LeaveIfErr(KErrNotSupported, _L("Rotate not supported on this platform."));

#endif	

	}

void CCmdScreenMode::DoSetModeL()

	{

	TInt numScreenModes = iWsDev->NumScreenModes();

	if ( (iOptModeIndex >= numScreenModes) || iOptModeIndex<0)

		{

		LeaveIfErr(KErrArgument, _L("Invalid screenmode index:%d"), iOptModeIndex);

		}

	if (iVerbose)

		{

		Printf(_L("Calling CWsScreenDevice::SetScreenMode(%d)\r\n"), iOptModeIndex);

		}

	iWsDev->SetScreenMode(iOptModeIndex);

	//verify the result by query current screen mode

	if (iVerbose)

		{

		PrintCurrentModeDetailL();

		}

	}

void CCmdScreenMode::DoListModeL()

	{

	//for platform defined with SYMBIAN_WSERV_AND_CONE_MULTIPLE_SCREENS

	//it would be possible to query how many screens on this device

	//but S60 5.0 doesn't define this

	//TInt Screens = iWsSes.NumberOfScreens();	

	TInt curScreenNum = iWsDev->GetScreenNumber();

	TInt numScreenModes = iWsDev->NumScreenModes();

	Printf(_L("Current Screen number:%d Screen Modes:%d \r\n"), curScreenNum, numScreenModes);

	for (TInt i=0; i<numScreenModes; i++)

		{

		Printf(_L("-------------------------------------------\r\n"));

		TDisplayMode dMode = iWsDev->GetScreenModeDisplayMode(i);

		const TDesC* pModeString = DisplayModeToString(dMode);

		TSize modeScale = iWsDev->GetScreenModeScale(i);

		TPoint modeOrigin = iWsDev->GetScreenModeOrigin(i);

		TPoint scaledOrigin = iWsDev->GetScreenModeScaledOrigin(i);

		TPixelsTwipsAndRotation modeSizeAndRotation;

		iWsDev->GetScreenModeSizeAndRotation(i, modeSizeAndRotation);

		const TDesC* pRotationStr = RotationToString(modeSizeAndRotation.iRotation);

		Printf(_L("Mode:%d DisplayMode:%S Scale(WxH):%dx%d Origin:(%d,%d) ScaledOrigin:(%d,%d)\r\n"), 

				i, pModeString, 

				modeScale.iWidth, modeScale.iHeight,

				modeOrigin.iX, modeOrigin.iY, scaledOrigin.iX, scaledOrigin.iY);

		Printf(_L("Size(WxH) Pixels:%dx%d, Twips:%dx%d %S\r\n"), 

				modeSizeAndRotation.iPixelSize.iWidth, modeSizeAndRotation.iPixelSize.iHeight,

				modeSizeAndRotation.iTwipsSize.iWidth, modeSizeAndRotation.iTwipsSize.iHeight,

				pRotationStr);

		}

	//current screen mode

	Printf(_L("===========================================\r\n"));

	PrintCurrentModeDetailL();	

	}

void CCmdScreenMode::DoRunL()

	{

	TInt err;

	err = iWsSes.Connect();

	LeaveIfErr(err, _L("Could not connect to the window server"));

	iWsDev = new (ELeave) CWsScreenDevice(iWsSes);

	err = iWsDev->Construct();

	LeaveIfErr(err, _L("Could not construct CWsScreenDevice"));

	switch(iCommand)

		{

		case ECmdListMode:

			DoListModeL();

			break;

		case ECmdSetMode:

			DoSetModeL();

			break;

		case ECmdFollow:

			DoFollowL();

			break;

		case ECmdRotate:

			DoRotateL();

			break;

		}	

	}

EXE_BOILER_PLATE(CCmdScreenMode)

#define CASE_MODELIT(x) case x: { _LIT(KName, #x); pString = &KName; break; }

const TDesC* CCmdScreenMode::DisplayModeToString(TDisplayMode aMode)

	{

	enum { EColor16MAP = EColor16MA+1 }; // Not defined in 9.1

	const TDesC* pString = NULL;

	switch(aMode)

		{

		CASE_MODELIT(ENone);

		CASE_MODELIT(EGray2);

		CASE_MODELIT(EGray4);

		CASE_MODELIT(EGray16);

		CASE_MODELIT(EGray256);

		CASE_MODELIT(EColor16);

		CASE_MODELIT(EColor256);

		CASE_MODELIT(EColor64K);

		CASE_MODELIT(EColor16M);

		CASE_MODELIT(ERgb);

		CASE_MODELIT(EColor4K);

		CASE_MODELIT(EColor16MU);

		CASE_MODELIT(EColor16MA);

		CASE_MODELIT(EColor16MAP);

		default:

			_LIT(KUnknowStr, "Unknown");

			pString = &KUnknowStr;		

		}

	return pString;

	}

const TDesC* CCmdScreenMode::EnforcementToString(TScreenModeEnforcement aEnforcement)

	{

	const TDesC* pString = NULL;

	switch(aEnforcement)

		{

		CASE_MODELIT(ESizeEnforcementNone);

		CASE_MODELIT(ESizeEnforcementPixelsAndRotation);

		CASE_MODELIT(ESizeEnforcementPixelsTwipsAndRotation);

		default:

			_LIT(KUnknowStr, "Unknown");

			pString = &KUnknowStr;		

		}

	return pString;

	}

const TDesC* CCmdScreenMode::EventCodeToString(TUint aEvent)

	{

	const TDesC* pString = NULL;

	switch(aEvent)

		{

		CASE_MODELIT(EEventNull);

		CASE_MODELIT(EEventKey);

		CASE_MODELIT(EEventKeyUp);

		CASE_MODELIT(EEventKeyDown);

		CASE_MODELIT(EEventModifiersChanged);

		CASE_MODELIT(EEventPointer);

		CASE_MODELIT(EEventPointerEnter);

		CASE_MODELIT(EEventPointerExit);

		CASE_MODELIT(EEventPointerBufferReady);

		CASE_MODELIT(EEventDragDrop);

		CASE_MODELIT(EEventFocusLost);

		CASE_MODELIT(EEventFocusGained);

		CASE_MODELIT(EEventSwitchOn);

		CASE_MODELIT(EEventPassword);

		CASE_MODELIT(EEventWindowGroupsChanged);

		CASE_MODELIT(EEventErrorMessage);

		CASE_MODELIT(EEventMessageReady);

		CASE_MODELIT(EEventMarkInvalid);

		CASE_MODELIT(EEventSwitchOff);

		CASE_MODELIT(EEventKeySwitchOff);

		CASE_MODELIT(EEventScreenDeviceChanged);

		CASE_MODELIT(EEventFocusGroupChanged);

		CASE_MODELIT(EEventCaseOpened);

		CASE_MODELIT(EEventCaseClosed);

		CASE_MODELIT(EEventWindowGroupListChanged);

		CASE_MODELIT(EEventWindowVisibilityChanged);

#ifdef SYMBIAN_PROCESS_MONITORING_AND_STARTUP		

		CASE_MODELIT(EEventRestartSystem);

#endif		

		CASE_MODELIT(EEventKeyRepeat);

		//the following 3 are not defined in S60 3.2

#if defined (FSHELL_PLATFORM_S60) && FSHELL_PLATFORM_S60 >= 5

		CASE_MODELIT(EEventGroupWindowOpen);

		CASE_MODELIT(EEventGroupWindowClose);

		CASE_MODELIT(EEventWindowClose);

#endif		

		CASE_MODELIT(EEventDirectScreenAccessBegin);

		CASE_MODELIT(EEventDirectScreenAccessEnd);

		CASE_MODELIT(EEventHeartbeatTimerStateChange);

		CASE_MODELIT(EEventPowerMgmt);