// Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).

 // All rights reserved.

 // This component and the accompanying materials are made available

 // under the terms of "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:

 // Nokia Corporation - initial contribution.

 //

 // Contributors:

 //

 // Description:

 // Sets compiler switches to control WSERV's build

 // 

 //

 #ifndef __WSTOP_H__

 #define __WSTOP_H__

 #include <e32std.h>

 #include <e32base.h>

 #include <f32file.h>

 #include <w32debug.h>

 #include "w32cmd.h"

 #include "server.h"

 #include "tcursor.h"

 #include "ScrDev.H"

 #include "Direct.H"

 /**

 @internalTechnology

 */

 class CWsRootWindow;

 typedef CDebugLogBase *(*CreateDebugLog)(TBool aIsFirst, TDesC &aParams);

 class CWsShellLogon : public CActive

 	{

 public:

 	CWsShellLogon();

 	~CWsShellLogon();

 	void ConstructL(RFs &aFs);

 	inline TFullName FullName();

 private:

 	void DoCancel();

 	void RunL();

 	void Request();

 private:

 #if defined(__WINS__)

 	RLibrary iLib;

 	RThread iShellThread;

 	RProcess iShellProcess;

 #else

 	RProcess iShell;

 #endif

 	};

 class CWsTop

 	{

 	enum {EShellBootModeReboot=0,EShellBootModeNoReboot=1,EShellBootModeExit=2};

 private:

 	class CShellStarter : public CTimer

 		{

 		public:

 			CShellStarter() : CTimer(EPriorityNormal) {CActiveScheduler::Add(this);}

 			void ConstructL() {CTimer::ConstructL();}

 		private:

 			void RunL() { CWsTop::StartShell(); }

 		};

 public:

 	static void RunServerL();

 	static void InitStaticsL();

 	static void DeleteStaticsL();

 	static inline CWsWindowGroup *FocusWindowGroup();

 	static CWsClient *FocusWindowGroupOwner();

 	static RWsTextCursor *CurrentTextCursor();

 	static void SetCurrentTextCursor(RWsTextCursor *aCurrentTextCursor);

 	static inline void KillForegroundSession();

 //

 	static void TriggerRedraws(CWsRootWindow* aRootWindow);

 	static void ClientDestroyed(const CWsClient *aClient);

 	static void NewSession(const CWsClient *aClient);

 	static inline TBool ShuttingDown();

 	static void StartShell();

 	static void SessionExited(CWsClient *aClient);

 	static void ShellExited();

 	static void Exit();

 	enum TReloadWsIni 

 	    {

 	    EDoReloadWsIni,

 	    EDoNotReloadWsIni

 	    };

 	static void EnableLogging(TReloadWsIni aSetting = EDoReloadWsIni);

 	static void DisableLogging();

 	static TInt SetSendOffEventsToShell(CWsClient *aClient,const TWsClCmdOffEventsToShell &aData);

 	static void StopWindowGettingOffEvents(CWsWindowBase* aWindow);

 	static void HandleSwitchOff(TInt aEvent,TBool aDoSwitchOff);

 	static inline CScreen* Screen();

 	static inline CScreen* Screen(TInt aScreenId);

 	static inline TInt NumberOfScreens();

 	static void RedrawScreens();

 	static void UpdateAllScreens();

 	static void ClearAllRedrawStores();

 	static void LogCommand(RWsSession::TLoggingCommand aCommand);

 	static inline RTimer& Timer();

 	static void StateDump();

 	static void SetCurrentFocusScreen(CScreen* aScreen);

 	static inline CScreen* CurrentFocusScreen();

 	static TInt SetCurrentFocusScreen(TInt aScreenNo);

 	static inline CWindowServer* WindowServer();

 	static void SetCheckHeapOnDisconnectClient(const CWsClient* aClient);

 	static void SetCheckHeapOnDisconnectMode(TWsCheckHeapOnDisconnectMode aCheckHeapOnDisconnectMode);

 	static TInt FetchCheckHeapResult();

 	static TBool NeedsHeapCheckAndRestart(TInt aStartHeapCount);

 	static TBool ReleaseMemory();

 	static inline TBool IsFadeEnabled();

 	static inline TBool FinishEveryFlush();

 	static TBool MultiFocusPolicy();

 private:

 	static void InitLogging();

 	static void InitScreenL( TInt aScreenNumber)  ; 

 private:

 // Data

 	static CShellStarter *iShellStarter;

 	static CWindowServer *iServer;

 	static RLibrary iDebugLib;

 	static CWsShellLogon *iShell;

 	static const CWsClient *iShellClient;

 	static TBool iPreviousShellClient;

 	static TInt iShellBootMode;

 	static TBool iShuttingDown;

 	static TBool iIsFirstLog;

 	static CWsWindowBase *iWindowToSendOffEventsTo;

 	static CArrayPtrFlat<CScreen>* iScreens ;

 	static CScreen* iCurrentFocusScreen;

 	static TInt iNumberOfScreens ;

 	static RTimer iTimer;

 	static TBool iIgnoreSwitchOffEvent;

 	static TBool iFadeEnabled;

 	static TBool iFinishEveryFlush;

 	static TBool iMultiFocusPolicy;

 	static const CWsClient* iTriggerHeapCheckOnClientExit;

 	static TWsCheckHeapOnDisconnectMode iHeapCheckMode;

 	static TInt iCheckHeapResult;

 	static TBool iDoHeapCheckAndRestart;

 	};

 NONSHARABLE_CLASS(CWsActiveScheduler): public CActiveScheduler, public MWsActiveSchedulerDebug

 	{

 public:

 	static CWsActiveScheduler* Static();

 	CWsActiveScheduler();

 	~CWsActiveScheduler();

 	void PrepareDraw();

 	void CancelPrepare();

 	void StartDraw();

 	void StopDraw(TInt aPixelsUpdated);

 	void DrawStats(TInt& aUpdatesPerSecond,TInt64& aPixelsPerSecond,TInt aWindowInSeconds) const;

 	void WaitForAnyRequest();

 	void Error(TInt aError) const;

 	void AccumReclaimedIdleTime(TInt64 aMicroSeconds);

 	TInt64 ReclaimedIdleTime() const { return iReclaimedIdleTime; }

 	TInt64 Requests() const { return iRequests; }

 	TInt64 Errors() const { return iErrors; }

 	virtual TInt64 Draws() const { return iDraws; }

 	virtual TInt64 Total() const { return iTotal; }

 	virtual TInt64 Preparing() const { return iPreparing; }

 	virtual TInt64 Drawing() const { return iDrawing; }

 	virtual TInt64 Idle() const { return iIdle;	}

 private:

 #ifdef _DEBUG

 	enum TState

 		{

 		ENormal,

 		EPreparingDraw,

 		EDrawing,

 		EDrawn

 		};

 	TState iState;

 #endif

 	// request stats

 	TInt64 iRequests;

 	mutable TInt64 iErrors;

 	TInt64 iDraws;

 	TTime iRun;

 	TTime iRunDraw;

 	TInt64 iTotal;

 	TInt64 iPreparing;

 	TInt64 iDrawing;

 	TInt64 iIdle;

 	TInt64 iReclaimedIdleTime;

 	//TBool iPaused;

 	// pixels-per-second stats

 	NONSHARABLE_STRUCT(TSample)

 		{

 		TTime iStart;

 		TUint64 iDuration;

 		TUint32 iPixels;

 		};

 	TInt iFastCounterFreq;

 	TUint iNumSamples;

 	TUint iCurrent;

 	TSample* iData;	

 	};

 //

 // inlines			//

 //

 //

 // CWsTop

 //

 inline TBool CWsTop::ShuttingDown()

 	{return(iShuttingDown);}

 inline CWsWindowGroup *CWsTop::FocusWindowGroup()

 	{return(iCurrentFocusScreen->FocusWindowGroup());}

 inline void CWsTop::KillForegroundSession()

 	{iCurrentFocusScreen->KillForegroundSession();}

 inline CScreen* CWsTop::Screen()

 	{return CWsTop::Screen( 0 ) ;}

 inline CScreen* CWsTop::Screen(TInt aScreen)

 	{return (*iScreens)[aScreen];}

 inline TInt CWsTop::NumberOfScreens()

 	{return iNumberOfScreens;}

 inline CScreen* CWsTop::CurrentFocusScreen()	

 	{return iCurrentFocusScreen;}

 inline RTimer& CWsTop::Timer()

 	{return iTimer;}

 inline CWindowServer* CWsTop::WindowServer()

 	{return iServer;}

 inline TBool CWsTop::IsFadeEnabled()

 	{return iFadeEnabled;}

 inline TBool CWsTop::FinishEveryFlush()

 	{return iFinishEveryFlush;}

 #endif