/*

* Copyright (c) 2005 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:    LandmarksUi Content File -    Float editor for editor/viewer form

*

*/

#ifndef CLMKDECIMALEDITOR_H

#define CLMKDECIMALEDITOR_H

//  INCLUDES

#include <eikmfne.h>

// CLASS DECLARATION

/**

* CLmkDecimalEditor class

* Contain two number editor and one separator.

*/

class CLmkDecimalEditor : public CEikMfneField

	{

public:

	enum

		{

		EFillWithLeadingZeros			=0x1,

		EPreserveOldWidthBeforeEditing	=0x2,

		ERepresentsYear					=0x4,

		EPublicallySettableFlags		=EFillWithLeadingZeros|EPreserveOldWidthBeforeEditing|ERepresentsYear

		};

private:

	enum

		{

		EIsBeingEditedWithCursor		=0x8,

		EIsUninitialised				=0x10

		};

private:

	CLmkDecimalEditor(TInt aMinimumValue, TInt aMaximumValue, TUint32 aFlags);

	void ConstructL(TInt aNumberOfZeros);

public:

	virtual ~CLmkDecimalEditor();

	static CLmkDecimalEditor* NewL(const CFont& aFont, TResourceReader& aResourceReader);

	static CLmkDecimalEditor* NewL(const CFont& aFont, TInt aMinimumValue, TInt aMaximumValue, TInt aInitialValue, TUint32 aFlags, TInt aNumberOfZeros);

	void SetMinimumAndMaximum(TInt aMinimumValue, TInt aMaximumValue, const CFont& aFont); // only values inside the initial minimum and maximum are permitted

	void GetMinimumAndMaximum(TInt& aMinimumValue, TInt& aMaximumValue) const;

	void SetValue(TInt aValue, const CFont& aFont);

	TReal Value() const;

	virtual TBool IsValid() const;

	void SetUninitialised(TBool aUninitialised);

	TBool IsUninitialised() const;

public:	// International digit support is only public to to eikstd

	void SetDigitType(TDigitType aDigitType, const CFont& aFont);

	TDigitType DigitType() const;

	// Derive digit display type from locale information

	void RefreshDigitType(const CFont& aFont);

public:

	TBool IsTextNull() const;

private: // framework

	virtual TInt MaximumWidthInPixels(const CFont& aFont, TBool aShrinkToMinimumSize);

	virtual TCoeInputCapabilities InputCapabilities() const;

	virtual TBool IsEditable() const;

	virtual THighlightType HighlightType() const;

	virtual void HandleKey(const CFont& aFont, const TKeyEvent& aKeyEvent, TBool aInterpretLeftAndRightAsEarEvents, TBool& aDataAltered, TInt& aHighlightIncrement);

	virtual void HandleDeHighlight(const CFont& aFont, CEikonEnv& aEikonEnv, TBool& aDataAltered, TBool& aError);

	virtual const TDesC& Text() const;

	void InvalidFieldAlert() const;

	TInt AdditionalWidthForHighlights(const CFont& aFont) const;

	TInt WidthInPixels(const CFont& aFont) const;

private:

	TInt MaximumNumberOfDigits() const;

	TInt NumberOfDigits() const;

	void SetTextToValue(TInt aValue, const CFont& aFont);

	TInt ValueFromText() const;

	TBool ConvertsIntoValidValue(TInt& aValue) const;

private: // International digit support

	TChar NormalizeDigit(TChar aChar);

	TText ZeroCharacter() const;

	TText NegativeCharacter() const;

private:

	TInt iMinimumValue;

	TInt iMaximumValue;

	TInt iMaxDigits;

	TUint32 iFlags;

	HBufC* iText;

	TChar iNudgeCharMinus;

	TChar iNudgeCharPlus;

	TInt iMaxDigitsMinimumValue;

    TInt iMaxDigitsMaximumValue;

	TDigitType	iDigitType;

	TInt iNumberOfZeros;

protected:

    // Ref

    CEikonEnv*	iEnv;

	};

#endif