/*

* Copyright (c) 1997-2009 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: 

*

*/

#ifndef __WPTEXTED_H__

#define __WPTEXTED_H__

#include <techview/eikrted.h>

#include "form_and_etext_editor.h"

#include "EditorUndo.h"

#include "UndoSystem.h"

class CWordUndoGatekeeper : public CBase, public UndoSystem::MNotUndoableGatekeeper

/**

@internalComponent

*/

	{

	// from MNotUndoableGatekeeper

	TBool AllowNotUndoableL(TInt aReason);

	};

class CWordTextEditor : public CEikRichTextEditor, public MUnifiedEditor

/**

@internalComponent

*/

	{

public:

	enum TAttributeValue { EAttributeUndefined = 0, EAttributeSet = 1,

		EAttributeClear = 2, EAttributeIndeterminate = 3 };

	CWordTextEditor(const TGulBorder& aBorder);

	~CWordTextEditor();

	MUnifiedEditor& UnifiedEditor();

	const MUnifiedEditor& UnifiedEditor() const;

	void InitialiseUnifiedEditorL();

	void InsertCharacterL(TChar aCharacter);

	TBool DeleteSelectionL();

	void DeleteLeftL();

	void DeleteRightL();

	void HighlightL(TUint aEffects);

	void RemoveHighlightL(TUint aEffects);

	TAttributeValue IsHighlighted(TUint aEffects) const;

	void ToggleHighlightL(TUint aEffects);

	inline void RedoL();

	inline TBool CanRedo() const;

	TInt ClipboardPasteL();

	void ClipboardCutL();

	void ClipboardCopyL() const;

	void InsertFromHtmlFileL(const TDesC& aFileName);

public:	// functions overloading non-virtual functions in base classes

	inline void UndoL();

	inline TBool CanUndo() const;

	void BoldItalicUnderlineEventL(TInt aFontFlag);

public:	// from MUnifiedEditor

 	TInt DocumentLength() const;

	void GetText(TInt aPos,TPtrC& aText) const;

	void GetBaseFormatL(TTmCharFormat& aCharFormat,RTmParFormat& aParFormat) const;

	void GetCharFormat(TInt aPos,TFormatLevel aLevel,TTmCharFormatLayer& aFormat,TInt& aRunLength) const;

	void GetParFormatL(TInt aPos,TFormatLevel aLevel,RTmParFormatLayer& aFormat,TInt& aRunLength) const;

	void InsertTextL(TInt aPos,const TDesC& aText,const TDesC* aStyle=NULL,

						const TTmCharFormatLayer* aCharFormat=NULL,const RTmParFormatLayer* aParFormat=NULL);

	void DeleteTextL(TInt aPos,TInt aLength);

	void SetBaseFormatL(const TTmCharFormat& aCharFormat,const RTmParFormat& aParFormat);

	void SetCharFormatL(TInt aPos,TInt aLength,const TTmCharFormatLayer& aFormat);

	void SetParFormatL(TInt aPos,TInt aLength,const RTmParFormatLayer& aFormat);

	void DeleteCharFormatL(TInt aPos,TInt aLength);

	void DeleteParFormatL(TInt aPos,TInt aLength);

	MTmOptionalInterface* Interface(TUint aId);

	void TestRunNotUndoableCommandL();

	void SetBookmark();

	TBool IsAtBookmark() const;

	void ResetUndo();

private: // from CCoeControl

	void HandleResourceChange(TInt aType);

	void FocusChanged(TDrawNow aDrawNow);

	TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);

private:

	TFormAndEtextEditor iFormAndEtextEditor;

	CEditorWithUndo* iEditorWithUndo;

	UndoSystem::CCommandManager* iCommandManager;

	CWordUndoGatekeeper iGatekeeper;

	};

inline void CWordTextEditor::RedoL()

	{

	if (iEditorWithUndo)

		iEditorWithUndo->RedoL();

	}

inline TBool CWordTextEditor::CanRedo() const

	{return iEditorWithUndo && iEditorWithUndo->CanRedo();}

inline void CWordTextEditor::UndoL()

	{

	if (iEditorWithUndo)

		iEditorWithUndo->UndoL();

	}

inline TBool CWordTextEditor::CanUndo() const

	{return iEditorWithUndo && iEditorWithUndo->CanUndo();}

#endif