// Copyright (c) 1995-2009 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 "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:

// e32\include\ws_std.h

// 

//

/**

 @file

 @internalTechnology

*/

#ifndef __WS_STD_H__

#define __WS_STD_H__

#include <e32base.h>

#include <e32base_private.h>

#include <e32cons.h>

#include <e32twin.h>

#include <e32ver.h>

#include <e32svr.h>

#include <e32hal.h>

#include <e32uid.h>

//

#include <twintnotifier.h>

//

const TInt KW32MajorVersionNumber=1;

const TInt KW32MinorVersionNumber=0;

const TInt KMessageSlots=3;

//

typedef TUint8 TColorIndex;

enum TConsolePanic

	{

	EConsServerFailed,

	EConsNotSupportedYet

	};

//

enum TWsPanic

	{

	EPrematureOperation,

	ETooManyWindowsOpen,

	EWindowTooWide,

	EWindowTooThin,

	EWindowTooHigh,

	EWindowTooShort,

	EWindowOutOfMemory,

	EDoubleReadRequest,

	};

//

enum TWsFault

	{

	ECreateScheduler,

	ECreateServer,

	EStartServer,

	ECreateEvent,

	ECreateShell,

	ESchedulerError,

	EWindowsInitialisation,

	ENoKeyboardTranslator,

	ECreateNotifierSemaphore,

	ECreateNotifierThread,

	ELocaleDll,

	EChangeLocale,

	};

//

struct SWsKey

	{

	TKeyData iKeyData;

    TInt iType;

    TPoint iMousePos;

	TSglQueLink iLink;

	};

struct ColorInformation

	{

	TColorIndex iFg;

	TColorIndex iBg;	

	};

//

class CScreenDriver;

class CWsWindow : public CBase

	{

	friend class CEvent;

	friend class CWsSession;

	friend class CNotifierSession;

    friend class CKeyRepeat;

private:

	enum

		{

		EBackgroundNumber=0,

		EMaxOpenWindows=64,

		ENormalAttribute=7,

		EMouseCharacter=219,

		ECursorPeriodicPriority=2000

		};

public:

	CWsWindow();

	static void New();

	inline static void WaitOnService() {ServiceMutex.Wait();}

	inline static void SignalService() {ServiceMutex.Signal();}

	static TBool RawEventMode();

	static void QueueRawEvent(TRawEvent& anEvent);

	void CreateL(const TSize &aSize);

private:

	~CWsWindow();

	void Display();

	TBool IsTop() const;

	void MakeTopWindow();

	void SetClip();

	void Clear();

	void WriteCharacter(const TText *aCharacter);

	void CarriageReturn();

	void LineFeed();

	void Write(const TDesC &aBuffer);

	void Refresh();

	void SaveEdges();

	void RestoreEdges();

	void SetWiew();

	TBool IsInClippedTextArea(const TPoint& aPoint) const;

	void SetCursor();

	static void TextFill(TText *aBuffer, TInt aLength, const TText *aValue);

	static TInt Offset(const TPoint &aPosition,const TSize &aSize);

	static void RotateWindowsForwards();

	static void RotateWindowsBackwards();

	static void BeginUpdateScreen();

	static void EndUpdateScreen();

	static void DrainAllReadRequests();

    static void ControlInformAllMouse(TBool anIndicator);

#if defined(_UNICODE)

	static TInt IsHankaku(const TText aCode);

	static TInt FitInWidth(TText* aDest,TInt aWidth,TInt aAsciiCol,TText aCode);

	static TInt OffsetHZa(const TText* aDest,const TPoint& aPosition,const TSize& aSize,TInt& aX);

	static TInt OffsetHZwP(const TText* aDest,const TPoint& aPosition,const TSize& aSize,TPoint& aP);

	static TInt OffsetHZ(const TText* aDest,const TPoint& aPosition,const TSize& aSize);

	static TText GetCharFromOffset(const TText* aDest,const TPoint& aPosition,const TSize& aSize);

	static TText *GetCpFromOffset(const TText* aDest,const TPoint& aPosition,const TSize& aSize);

#endif

	void ScrollUp();

	void Left();

	void Right();

	void FormFeed();

	void BackSpace();

	void HorizontalTab();

	TBool IsRectVisible(TRect& aRect) const;

	void SetFrame();

	void DrainReadRequest();

	TBool EnqueReadRequest(const RMessage2& aMessage);

	void DequeReadRequest();

	void InformMouse(TPoint aPos);

	void QueueWindowKey(TKeyData &aKeystroke);

	void DoMouseLeftButton();

	void ControlMaximised(TBool anIndicator);

	void ControlOnTop(TBool anIndicator);

	static void Delete();

	static CWsWindow *TopWindow();

	static CWsWindow *BottomWindow();

	static TInt8 NewNumberL();

	static void ReleaseNumber(TInt8 aNumber);

	static void Redraw();

	static void KeyPress(TKeyData& aKeystroke);

	static void QueueTopWindowKey(TKeyData& aKeystroke);

	static void InformTopMouse(TPoint aPos);

	static TInt ChangeTopWindowSize(TSize aGrowth);

	static TInt SlideTopWindowRelative(TPoint aDirection);

	static TInt MoveTopWindowRelative(TPoint aDirection);

	static void ControlTopWindowMaximised(TBool anIndicator);

	static TInt FlashCursor(TAny *aParameter);

	static void ResetVisibilityMap();

	static void UpdateScreen(TPoint &aPosition,TInt aLength,TInt8 aNumber,TText *aTextBuffer,ColorInformation *anAttributeBuffer);

	static void Background();

	static void TurnMouseOff();

	static void TurnMouseOn();

	static void MouseMove(TPoint aGraphicsPosition);

	static void MouseLeftButton();

	static void MouseLeftButtonUp();

	static CWsWindow *MouseWindow();

	static void ChangeUIColors();

	static TInt SetMode(TVideoMode aMode);

	TSize Size();

	TPoint CursorPosition();

	void WriteDone();

	void SetView();

	void SetFull();

	void ClearToEndOfLine();

	void NewLine();

	void SetCursorHeight(TInt aPercentage);

	void SetTitle(const TDesC &aName);

	void SetSize(const TSize &aSize); 

	void SetWindowPosAbs(const TPoint &aPosition);

	void SetCursorPosAbs(const TPoint &aPosition);

	void SetCursorPosRel(const TPoint &aPosition);

	void ControlScrollBars(TBool anIndicator);

	void ControlWrapLock(TBool anIndicator);

    void ControlPointerEvents(TBool anIndicator);

	void ControlScrollLock(TBool anIndicator);

	void ControlVisibility(TBool anIndicator);

	void ControlAllowResize(TBool anIndicator);

	void ControlCursorRequired(TBool anIndicator);

	void ControlNewLineMode(TBool anIndicator);

	void ControlRawEventMode(TBool anIndicator);

    void QueueWindowRawEvent(TRawEvent& anEvent);

	void MouseSlide();

	void SetTextAttribute(TTextAttribute anAttribute);

private:

	TInt8 iNumber;

	TSize iCurrentSize;

	TSize iClippedSize;

	TBool iIsVisible;

	TPoint iViewOrigin;

	TSize iViewSize;

	TPoint iCurrentOffset;

	TText *iTextBuffer;

	ColorInformation *iAttributeBuffer;

    TUint8 iFillAttribute;

	TBool iCursorRequired;

	TBool iCursorIsOn;

	TPoint iCursorPos;

	TPoint iLastCursorPos;

	TText iCursor;

	TBool iScrollLock;

    TBool iWrapLock;

	TBool iNewLineMode;

	TBool iOnTop;

	TBool iAllowResize;

	TBool iAllowSlide;

	TBool iReadIsValid;

	TDblQueLink iLink;

    static TSize ScreenSize;

	static CScreenDriver *ScreenDriver;

	static TDblQue<CWsWindow> WQueue;

	static TInt8 *VisibilityMap;

	static TPoint MousePos;

	static TSize FontSize;

	static CBitMapAllocator *Numbers;

	static CPeriodic *CursorPeriodic;

	static TText *BlankLineText;

	static ColorInformation *BlankLineAttributes;

	static TBool MouseIsCaptured;

	static RMutex MouseMutex;

	static RMutex ServiceMutex;

	static TInt Count;

	static const TText Cursors[101];

	static CWsWindow* RawEventWindow;

	static TPoint ScrollWithMouse;

	static TPoint MoveWithMouse;

	static TPoint ResizeWithMouse;

	static TInt ScrollSpeed;

	static TColorIndex ScreenColor;

	static TColorIndex WindowBgColor;

	static TColorIndex BorderColor;

	static TColorIndex IndexOf[8];

	TSglQue<SWsKey> iKQueue;

	RMessage2 iReadRequest;

	TPoint iMaximumOrigin;

	TSize iMaximumSize;

	TPoint iMinimumOrigin;

	TSize iMinimumSize;

    TBool iHasScrollBars;

    TBool iPointerEvents;

    TFileName iTitle;

	RMessage2 iMessage;

	TColorIndex iFgColor;

	TColorIndex iBgColor;

	};

class CWsSession : public CSession2

	{

public:

	enum

		{

		EConsoleCreate,

		EConsoleSet,

		EConsoleClearScreen,

		EConsoleClearToEndOfLine,

		EConsoleSetWindowPosAbs,

		EConsoleSetCursorHeight,

		EConsoleSetCursorPosAbs,

		EConsoleSetCursorPosRel,

		EConsoleCursorPos,

		EConsoleControl,

		EConsoleWrite,

		EConsoleRead,

		EConsoleReadCancel,

		EConsoleDestroy,

		EConsoleSetTitle,

		EConsoleSetSize,

		EConsoleSize,

		EConsoleScreenSize,

		EConsoleSetMode,

		EConsoleSetPaletteEntry,

		EConsoleGetPaletteEntry,

		EConsoleSetTextColors,

		EConsoleSetUIColors,

		EConsoleSetTextAttribute

		};

public:

	CWsSession();

	~CWsSession();

	void Attach(CWsWindow* aWindow);

	virtual void ServiceL(const RMessage2& aMessage);

	virtual void ServiceError(const RMessage2& aMessage,TInt aError);

private:

	CWsWindow* iWindow;

	RMessagePtr2 iCurMsg;

	TInt iTestFast;

	};

//

class CWsServer : public CServer2

	{

public:

	enum {EPriority=1000};

public:

	static void New();

	~CWsServer();

	virtual CSession2* NewSessionL(const TVersion& aVersion,const RMessage2& aMessage) const;

private:

	CWsServer(TInt aPriority);

	};

//

class CKeyRepeat : public CTimer

    {

public:

    enum { EKeyRepeatPriority=1990 };

    CKeyRepeat(TInt aPriority);

    void ConstructL();

    void Request(TKeyData& aKeyData);

    virtual void RunL();

    void SetRepeatTime(TInt aDelay,TInt aRate);

    void RepeatTime(TInt& aDelay,TInt& aRate);

    TKeyData iKeyData;

private:

    enum { EDefaultKeyRepeatDelay=500000, EDefaultKeyRepeatRate=30000 };

    TInt iDelay;

    TInt iRate;

    };

//

class CEvent : public CActive

	{

public:

	enum {EPriority=2000};

public:

	static void New();

	~CEvent();

	void Request();

	virtual void DoCancel();

	virtual void RunL();

protected:

	CEvent(TInt aPriority);

private:

	TRawEventBuf iEvent;

	static CCaptureKeys *CaptureKeys;

    TInt iRepeatScanCode;

	};

//

class CWsActiveScheduler : public CActiveScheduler

	{

public:

	static void New();

	virtual void Error(TInt anError) const;

	};

//

#include "w32disp.h"

//

GLREF_C TInt WindowServerThread(TAny *anArg);

GLREF_C void Panic(TWsPanic aPanic);

GLREF_C void Fault(TWsFault aFault);

//

IMPORT_C void Panic(TConsolePanic aPanic);

#endif	// __WS_STD_H__