diff -r 000000000000 -r 1fb32624e06b textrendering/textformatting/undo/EditorUndo.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/textrendering/textformatting/undo/EditorUndo.cpp	Tue Feb 02 02:02:46 2010 +0200
@@ -0,0 +1,847 @@
+/*
+* Copyright (c) 2000-2009 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: 
+*
+*/
+
+
+#include "EditorUndo.h"
+#include "EditorCommands.h"
+#include "UndoSystem.h"
+#include "AssertFileAndLine.h"
+
+using namespace UndoSystem;
+
+//
+//
+// Functions for Unique Instance Repositories
+//
+//
+
+namespace EditorUndo
+{
+TInt CompareCharFormatMasks(const TTmCharFormatMask* aL, const TTmCharFormatMask* aR)
+	{
+	TUint32 left = aL->iFlags;
+	TUint32 right= aR->iFlags;
+	if (left < right)
+		return -1;
+	if (right < left)
+		return 1;
+	return 0;
+	}
+TInt CompareParFormatMasks(const TTmParFormatMask* aL, const TTmParFormatMask* aR)
+	{
+	TUint32 left = aL->iFlags;
+	TUint32 right= aR->iFlags;
+	if (left < right)
+		return -1;
+	if (right < left)
+		return 1;
+	return 0;
+	}
+// aLeftEnd is one-past-end pointer for the memory beginning at aLeft.
+TInt CompareRawMem(const TUint32* aLeft, const TUint32* aRight, const TUint32* aLeftEnd)
+	{
+	while (aLeft != aLeftEnd)
+		{
+		if (*aLeft < *aRight)
+			return -1;
+		if (*aRight < *aLeft)
+			return 1;
+		++aLeft;
+		++aRight;
+		}
+	return 0;
+	}
+// void* for convenience, const TUint32* would be better
+// aLeftEnd is one-past-end pointer for the memory beginning at aLeft.
+TInt CompareMemByUint32(const void* aLeft, const void* aRight, const void* aLeftEnd)
+	{
+	ASSERT((reinterpret_cast<TUint32>(aLeft) & 3) == 0);
+	ASSERT((reinterpret_cast<TUint32>(aRight) & 3) == 0);
+	ASSERT((reinterpret_cast<TUint32>(aLeftEnd) & 3) == 0);
+	return CompareRawMem(
+		reinterpret_cast<const TUint32*>(aLeft),
+		reinterpret_cast<const TUint32*>(aRight),
+		reinterpret_cast<const TUint32*>(aLeftEnd));
+	}
+TInt CompareOpenFontSpec(const TOpenFontSpec* aL, const TOpenFontSpec* aR)
+	{
+	// We can almost compare TOpenFontSpecs bitwise, except for the fact that
+	// there is a literal name of the font at the start. We must compare these
+	// names, and skip over them for the full compare.
+	TInt nameComp = aL->Name().Compare(aR->Name());
+	if (nameComp)
+		return nameComp;
+	const TText* lText = reinterpret_cast<const TText*>(aL) + TOpenFontFaceAttribBase::ENameLength;
+	const TText* rText = reinterpret_cast<const TText*>(aR) + TOpenFontFaceAttribBase::ENameLength;
+	return CompareMemByUint32(lText, rText, aL + 1);
+	}
+TInt CompareCharFormats(const TTmCharFormat* aL, const TTmCharFormat* aR)
+	{
+	TInt fontSpecCompare = CompareOpenFontSpec(&aL->iFontSpec, &aR->iFontSpec);
+	if (fontSpecCompare != 0)
+		return fontSpecCompare;
+	return CompareMemByUint32(&aL->iTextColor, &aR->iTextColor, aL + 1);
+	}
+TBool operator<(const TTmTab& aL, const TTmTab& aR)
+	{
+	if (aL.iPosition != aR.iPosition)
+		return aL.iPosition < aR.iPosition;
+	return aL.iType < aR.iType;
+	}
+TBool operator<(const TTmParBorder& aL, const TTmParBorder& aR)
+	{
+	if (aL.iAutoColor != aR.iAutoColor)
+		return aR.iAutoColor;
+	if (aL.iColor.Value() != aR.iColor.Value())
+		return aL.iColor.Value() < aR.iColor.Value();
+	if (aL.iStyle != aR.iStyle)
+		return aL.iStyle < aR.iStyle;
+	return aL.iWeight < aR.iWeight;
+	}
+TInt CompareParFormats(const RTmParFormat* left, const RTmParFormat* right)
+	{
+	const TLogicalRgb* leftBodyEnd = &left->iBackgroundColor;
+	TInt bodyCompare = CompareMemByUint32(left, right, leftBodyEnd + 1);
+	if (bodyCompare != 0)
+		return bodyCompare;
+	TInt tabs = left->Tabs();
+	if (right->Tabs() < tabs)
+		tabs = right->Tabs();
+		{
+		for(TInt i = 0; i != tabs; ++i)
+			{
+			if (left->Tab(i) != right->Tab(i))
+				return left->Tab(i) < right->Tab(i)? -1 : 1;
+			}
+		}
+	if (left->Tabs() != right->Tabs())
+		return left->Tabs() < right->Tabs()? -1 : 1;
+		{
+		const TTmBullet* leftBullet = left->Bullet();
+		const TTmBullet* rightBullet = right->Bullet();
+		if (leftBullet != rightBullet)
+			{
+			if (!leftBullet)
+				return -1;
+			if (!rightBullet)
+				return 1;
+			if (leftBullet->iCharacterCode < rightBullet->iCharacterCode)
+				return -1;
+			if (rightBullet->iCharacterCode < leftBullet->iCharacterCode)
+				return 1;
+			TInt fontSpecCompare = CompareOpenFontSpec(&leftBullet->iFontSpec,
+				&rightBullet->iFontSpec);
+			if (fontSpecCompare != 0)
+				return fontSpecCompare;
+
+			return CompareMemByUint32(&leftBullet->iHangingIndent, &rightBullet->iHangingIndent,
+				leftBullet + 1);
+			}
+		}
+		{
+		for (TInt i = 0; i != 4; ++i)
+			{
+			const TTmParBorder* lb =
+				left->Border(static_cast<RTmParFormat::TBorderIndex>(i));
+			const TTmParBorder* rb =
+				right->Border(static_cast<RTmParFormat::TBorderIndex>(i));
+			if (!lb && rb)
+				return -1;
+			if (lb && !rb)
+				return 1;
+			if (lb)
+				{
+				if (*lb < *rb)
+					return -1;
+				if (*rb < *lb)
+					return 1;
+				}
+			}
+		}
+	return 0;
+	}
+void DeleteParFormat(RTmParFormat* a)
+	{
+	a->Close();
+	delete a;
+	}
+RTmParFormat* CopyParFormatL(const RTmParFormat* a, TInt)
+	{
+	RTmParFormat* r = new(ELeave) RTmParFormat;
+	CleanupStack::PushL(r);
+	r->CopyL(*a);
+	CleanupStack::Pop(r);
+	return r;
+	}
+}
+using namespace EditorUndo;
+
+/**
+ * Command factory. Used for obtaining 'command' versions of API calls to MUnifiedEditor.
+ *
+ * @internalComponent
+ * @since App-frameworks6.1
+ */
+NONSHARABLE_CLASS(CEditorCommandFactory) : public CBase
+	{
+public:
+	~CEditorCommandFactory();
+	static CEditorCommandFactory* NewL(MUnifiedEditor& aTarget);
+
+	// these commands set up the prototypes and then pass them back
+	const CEditorCommandCreateStyleProto*
+		GetCreateStyleProto(const RTmStyle&);
+	const CEditorCommandChangeStyleProto*
+		GetChangeStyleProto(const RTmStyle&);
+	const CEditorCommandSetStyleProto*
+		GetSetStyleProto(TInt aPos,
+						   TInt aLength,
+						   const TDesC& aName);
+	const CEditorCommandDeleteStyleProto*
+		GetDeleteStyleProto(const TDesC& aName);
+	const CEditorCommandDeleteCharFormatProto*
+		GetDeleteCharFormatProto(TInt aPos,
+								 TInt aLength);
+	const CEditorCommandDeleteParFormatProto*
+		GetDeleteParFormatProto(TInt aPos,
+								TInt aLength);
+	const CEditorCommandSetCharFormatProto*
+		GetSetCharFormatProto(TInt aPos,
+							  TInt aLength,
+							  const TTmCharFormatLayer& aFormat);
+	const CEditorCommandSetParFormatProto*
+		GetSetParFormatProto(TInt aPos,
+							 TInt aLength,
+							 const RTmParFormatLayer& aFormat);
+	const CEditorCommandInsertProto*
+		GetInsertProto(TInt aPos,
+					   const TDesC& aText,
+					   const TDesC* aStyle,
+					   const TTmCharFormatLayer* aCharFormat,
+					   const RTmParFormatLayer* aParFormat);
+	const CEditorCommandDeletePictureProto*
+		GetDeletePictureProto(TInt aPos);
+	// this is only safe if there are no pictures to delete.
+	// If there are, multiple commands must be issued.
+	const CEditorCommandDeleteProto*
+		GetDeleteProto(TInt aPos, TInt aLength);
+	const CEditorCommandInsertPictureProto*
+		GetInsertPictureProto(TInt aPos, const TPictureHeader& aPicture);
+	const CEditorCommandDestroyPictureProto*
+		GetDestroyPictureProto(TInt aPos);
+	const CEditorCommandRenameStyleProto*
+		GetRenameStyleProto(const TDesC& aOldName, const TDesC& aNewName);
+	const CEditorCommandSetBaseFormatProto*
+		GetSetBaseFormatProto(const TTmCharFormat* aCharFormat,
+			const RTmParFormat* aParFormat);
+	const CEditorCommandPasteProto*
+		GetPasteProto(const CStreamStore& aStore,
+			const CStreamDictionary& aStreamDictionary,	TInt aPos);
+
+private:
+	CEditorCommandFactory(MUnifiedEditor& aTarget);
+	void ConstructL();
+
+	TRepositories						iReps;
+	MUnifiedEditor&							iTarget;
+	// like Design Pattern prototypes, but not quite, because rather than
+	// being clonable, they create inverses of themselves
+	CEditorCommandCreateStyleProto		iCreateStyleProto;
+	CEditorCommandChangeStyleProto		iChangeStyleProto;
+	CEditorCommandSetStyleProto			iSetStyleProto;
+	CEditorCommandDeleteStyleProto		iDeleteStyleProto;
+	CEditorCommandSetCharFormatProto	iSetCharFormatProto;
+	CEditorCommandSetParFormatProto		iSetParFormatProto;
+	CEditorCommandInsertProto			iInsertProto;
+	CEditorCommandDeleteProto			iDeleteProto;
+	CEditorCommandDeleteCharFormatProto	iDeleteCharFormatProto;
+	CEditorCommandDeleteParFormatProto	iDeleteParFormatProto;
+	CEditorCommandDeletePictureProto	iDeletePictureProto;
+	CEditorCommandInsertPictureProto	iInsertPictureProto;
+	CEditorCommandDestroyPictureProto	iDestroyPictureProto;
+	CEditorCommandRenameStyleProto		iRenameStyleProto;
+	CEditorCommandSetBaseFormatProto	iSetBaseFormatProto;
+	CEditorCommandPasteProto			iPasteProto;
+	};
+
+//
+//
+// CEditorWithUndo
+//
+//
+
+CEditorWithUndo::CEditorWithUndo() {}
+
+CEditorWithUndo::~CEditorWithUndo()
+	{
+	if (iCommandManager)
+		iCommandManager->Release();
+	delete iFactory;
+	}
+
+void CEditorWithUndo::ConstructL(MUnifiedEditor& aEditorBasedOn, CCommandManager* aUndoSys)
+	{
+	iBaseEditor = &aEditorBasedOn;
+	iFactory = CEditorCommandFactory::NewL(aEditorBasedOn);
+	if (!aUndoSys)
+		iCommandManager = CCommandManager::NewL();
+	else
+		{
+		iCommandManager = aUndoSys;
+		iCommandManager->NewReference();
+		}
+	}
+
+EXPORT_C CEditorWithUndo* CEditorWithUndo::NewL(MUnifiedEditor& aEditor,
+												CCommandManager* aUndoSys)
+	{
+	CEditorWithUndo *r = new(ELeave) CEditorWithUndo;
+	CleanupStack::PushL(r);
+	r->ConstructL(aEditor, aUndoSys);
+	CleanupStack::Pop(r);
+	return r;
+	}
+
+EXPORT_C CEditorWithUndo* CEditorWithUndo::NewL(MUnifiedEditor& aEditor)
+	{
+	return NewL(aEditor, 0);
+	}
+
+EXPORT_C MNotUndoableGatekeeper*
+	CEditorWithUndo::SetGatekeeper(MNotUndoableGatekeeper* a)
+	{
+	return iCommandManager->SetGatekeeper(a);
+	}
+
+MTmOptionalInterface* CEditorWithUndo::Interface(TUint aId)
+	{
+	if (!iBaseEditor->Interface(aId))
+		return 0;
+	if (aId == KUidMUnifiedEditorStyleSupport)
+		return static_cast<MUnifiedEditor::MStyleSupport*>(this);
+	if (aId == KUidMUnifiedEditorPictureSupport)
+		return static_cast<MUnifiedEditor::MPictureSupport*>(this);
+	if (aId == KUidMUnifiedEditorClipboardSupport)
+		return static_cast<MUnifiedEditor::MClipboardSupport*>(this);
+	return 0;
+	}
+
+//
+// history control methods
+//
+
+EXPORT_C void CEditorWithUndo::UndoL()
+	{
+	iCommandManager->UndoL();
+	}
+
+EXPORT_C void CEditorWithUndo::RedoL()
+	{
+	iCommandManager->RedoL();
+	}
+
+EXPORT_C TBool CEditorWithUndo::CanUndo() const
+	{
+	return iCommandManager->CanUndo();
+	}
+
+EXPORT_C TBool CEditorWithUndo::CanRedo() const
+	{
+	return iCommandManager->CanRedo();
+	}
+
+EXPORT_C void CEditorWithUndo::ResetUndo()
+	{
+	iCommandManager->ResetUndo();
+	}
+
+EXPORT_C void CEditorWithUndo::SetMaxItems(TInt aMaxItems)
+	{
+	iCommandManager->SetMaxItems(aMaxItems);
+	}
+
+//
+// purely delegated editor methods
+//
+TInt CEditorWithUndo::DocumentLength() const
+	{
+	ASSERT(iBaseEditor);
+	return iBaseEditor->DocumentLength();
+	}
+
+TInt CEditorWithUndo::StyleCount() const
+	{
+	ASSERT(iBaseEditor);
+	MUnifiedEditor::MStyleSupport* si = iBaseEditor->StyleSupport();
+	return si? si->StyleCount() : 0;
+	}
+
+void CEditorWithUndo::GetStyle(TInt aPos,
+										TPtrC& aName, TInt& aRunLength) const
+	{
+	ASSERT(iBaseEditor);
+	MUnifiedEditor::MStyleSupport* si = iBaseEditor->StyleSupport();
+	ASSERT(si);
+	si->GetStyle(aPos, aName, aRunLength);
+	}
+
+TInt CEditorWithUndo::GetStyleByNameL(const TDesC& aName,
+											   RTmStyle& aStyle) const
+	{
+	ASSERT(iBaseEditor);
+	MUnifiedEditor::MStyleSupport* si = iBaseEditor->StyleSupport();
+	ASSERT(si);
+	return si->GetStyleByNameL(aName, aStyle);
+	}
+
+TInt CEditorWithUndo::GetStyleByIndexL(TInt aIndex,
+												RTmStyle& aStyle) const
+	{
+	ASSERT(iBaseEditor);
+	MUnifiedEditor::MStyleSupport* si = iBaseEditor->StyleSupport();
+	ASSERT(si);
+	return si->GetStyleByIndexL(aIndex, aStyle);
+	}
+
+void CEditorWithUndo::GetText(TInt aPos,TPtrC& aText) const
+	{
+	ASSERT(iBaseEditor);
+	iBaseEditor->GetText(aPos, aText);
+	}
+
+void CEditorWithUndo::GetCharFormat(TInt aPos,
+											 TFormatLevel aLevel,
+											 TTmCharFormatLayer& aFormat,
+											 TInt& aRunLength) const
+	{
+	ASSERT(iBaseEditor);
+	iBaseEditor->GetCharFormat(aPos, aLevel, aFormat, aRunLength);
+	}
+
+void CEditorWithUndo::GetParFormatL(TInt aPos,
+											 TFormatLevel aLevel,
+											 RTmParFormatLayer& aFormat,
+											 TInt& aRunLength) const
+	{
+	ASSERT(iBaseEditor);
+	iBaseEditor->GetParFormatL(aPos, aLevel, aFormat, aRunLength);
+	}
+
+void CEditorWithUndo::GetBaseFormatL(TTmCharFormat& aCharFormat,
+							 RTmParFormat& aParFormat) const
+	{
+	ASSERT(iBaseEditor);
+	iBaseEditor->GetBaseFormatL(aCharFormat, aParFormat);
+	}
+
+void CEditorWithUndo::CopyToStoreL(CStreamStore& aStore,
+											CStreamDictionary& aDictionary,
+											TInt aPos,
+											TInt aLength) const
+	{
+	ASSERT(iBaseEditor);
+	MUnifiedEditor::MClipboardSupport* ci = iBaseEditor->ClipboardSupport();
+	ASSERT(ci);
+	ci->CopyToStoreL(aStore, aDictionary, aPos, aLength);
+	}
+
+//
+// methods for altering styles
+//
+TInt CEditorWithUndo::CreateStyleL(const RTmStyle& aStyle)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetCreateStyleProto(aStyle);
+	ASSERT(proto);
+	return iCommandManager->ExecuteL(*proto);
+	}
+
+TInt CEditorWithUndo::ChangeStyleL(const RTmStyle& aStyle)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetChangeStyleProto(aStyle);
+	ASSERT(proto);
+	return iCommandManager->ExecuteL(*proto);
+	}
+
+TInt CEditorWithUndo::SetStyleL(TInt aPos,
+											 TInt aLength,
+											 const TDesC& aName)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetSetStyleProto(aPos, aLength, aName);
+	ASSERT(proto);
+	return iCommandManager->ExecuteL(*proto);
+	}
+
+TInt CEditorWithUndo::DeleteStyleL(const TDesC& aName)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetDeleteStyleProto(aName);
+	ASSERT(proto);
+	return iCommandManager->ExecuteL(*proto);
+	}
+
+void CEditorWithUndo::SetBaseFormatL(const TTmCharFormat& aChar,
+											  const RTmParFormat& aPar)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetSetBaseFormatProto(&aChar, &aPar);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+TInt CEditorWithUndo::RenameStyleL(const TDesC& aOldName,
+											const TDesC& aNewName)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetRenameStyleProto(aOldName, aNewName);
+	ASSERT(proto);
+	return iCommandManager->ExecuteL(*proto);
+	}
+
+//
+// methods for altering format
+//
+void CEditorWithUndo::DeleteCharFormatL(TInt aPos,
+												 TInt aLength)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetDeleteCharFormatProto(aPos, aLength);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+void CEditorWithUndo::DeleteParFormatL(TInt aPos,
+												TInt aLength)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetDeleteParFormatProto(aPos, aLength);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+void CEditorWithUndo::SetCharFormatL(TInt aPos,
+											  TInt aLength,
+											  const TTmCharFormatLayer& aFormat)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetSetCharFormatProto(aPos, aLength, aFormat);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+void CEditorWithUndo::SetParFormatL(TInt aPos,
+											 TInt aLength,
+											 const RTmParFormatLayer& aFormat)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetSetParFormatProto(aPos, aLength, aFormat);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+//
+// methods for altering text
+//
+void CEditorWithUndo::InsertTextL(TInt aPos,
+									 const TDesC& aText,
+									 const TDesC* aStyle,
+									 const TTmCharFormatLayer* aCharFormat,
+									 const RTmParFormatLayer* aParFormat)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetInsertProto(aPos, aText, aStyle, aCharFormat, aParFormat);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+void CEditorWithUndo::DeleteTextL(TInt aPos, TInt aLength)
+	{
+	ASSERT(iFactory);
+	ASSERT(iBaseEditor)
+	TInt picPos = UndoSystem::FindPicture(*iBaseEditor, aPos, aLength);
+	if (picPos < 0)
+		{
+		const CSingleCommand* proto =
+			iFactory->GetDeleteProto(aPos, aLength);
+		ASSERT(proto);
+		iCommandManager->ExecuteL(*proto);
+		return;
+		}
+
+	iCommandManager->BeginBatchLC();
+	while (0 < aLength)
+		{
+		picPos = UndoSystem::FindPicture(*iBaseEditor, aPos, aLength);
+		const CSingleCommand* proto = 0;
+		if (picPos == aPos)
+			{
+			proto = iFactory->GetDestroyPictureProto(aPos);
+			--aLength;
+			}
+		else
+			{
+			TInt segLength = 0 <= picPos? picPos - aPos : aLength;
+			proto = iFactory->GetDeleteProto(aPos, segLength);
+			aLength -= segLength;
+			}
+		ASSERT(proto);
+		iCommandManager->ExecuteL(*proto);
+		ASSERT(0 <= aLength);
+		}
+	CleanupStack::PopAndDestroy();		// command manager's batch
+	}
+
+//
+// methods for pictures
+//
+void CEditorWithUndo::Picture(TInt aPos, TPictureHeader& aPictureOut) const
+	{
+	ASSERT(iBaseEditor);
+	MUnifiedEditor::MPictureSupport* pi = iBaseEditor->PictureSupport();
+	if (!pi)
+		{
+		aPictureOut.iPicture = 0;
+		aPictureOut.iPictureType = KNullUid;
+		return;
+		}
+	pi->Picture(aPos, aPictureOut);
+	}
+
+void CEditorWithUndo::InsertPictureL(TInt aPos,
+											  const TPictureHeader& aPicture)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetInsertPictureProto(aPos, aPicture);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+void CEditorWithUndo::DropPictureL(TInt aPos)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetDeletePictureProto(aPos);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+//
+// paste
+//
+
+void CEditorWithUndo::PasteFromStoreL(const CStreamStore& aStore,
+											   const CStreamDictionary& aDictionary,
+											   TInt aPos)
+	{
+	ASSERT(iFactory);
+	const CSingleCommand* proto =
+		iFactory->GetPasteProto(aStore, aDictionary, aPos);
+	ASSERT(proto);
+	iCommandManager->ExecuteL(*proto);
+	}
+
+//
+//
+// CEditorCommandFactory
+//
+//
+
+CEditorCommandFactory::CEditorCommandFactory(MUnifiedEditor& aTarget) :
+	iTarget(aTarget),
+	iCreateStyleProto(iReps, aTarget),
+	iChangeStyleProto(iReps, aTarget),
+	iSetStyleProto(iReps, aTarget),
+	iDeleteStyleProto(iReps, aTarget),
+	iSetCharFormatProto(iReps, aTarget),
+	iSetParFormatProto(iReps, aTarget),
+	iInsertProto(iReps, aTarget),
+	iDeleteProto(iReps, aTarget),
+	iDeleteCharFormatProto(iReps, aTarget),
+	iDeleteParFormatProto(iReps, aTarget),
+	iDeletePictureProto(iReps, aTarget),
+	iInsertPictureProto(iReps, aTarget),
+	iDestroyPictureProto(iReps, aTarget),
+	iRenameStyleProto(iReps, aTarget),
+	iSetBaseFormatProto(iReps, aTarget),
+	iPasteProto(iReps, aTarget)
+	{
+	}
+
+void CEditorCommandFactory::ConstructL()
+	{
+	iReps.iChar	= CUniqueInstanceRepository<TTmCharFormat>
+		::NewL(CompareCharFormats);
+	iReps.iPar	= CUniqueInstanceRepository<RTmParFormat>
+		::NewL(CompareParFormats, DeleteParFormat, CopyParFormatL);
+	iReps.iDes	= CUniqueInstanceRepository<TDes>::NewL();
+	}
+
+CEditorCommandFactory::~CEditorCommandFactory()
+	{
+	delete iReps.iChar;
+	delete iReps.iPar;
+	delete iReps.iDes;
+	}
+
+CEditorCommandFactory* CEditorCommandFactory::NewL(MUnifiedEditor& aTarget)
+	{
+	CEditorCommandFactory* r = new(ELeave) CEditorCommandFactory(aTarget);
+	CleanupStack::PushL(r);
+	r->ConstructL();
+	CleanupStack::Pop(r);
+	return r;
+	}
+
+const CEditorCommandChangeStyleProto*
+	CEditorCommandFactory::GetChangeStyleProto(const RTmStyle& aStyle)
+	{
+	iChangeStyleProto.Set(aStyle);
+	return &iChangeStyleProto;
+	}
+
+const CEditorCommandCreateStyleProto*
+	CEditorCommandFactory::GetCreateStyleProto(const RTmStyle& aStyle)
+	{
+	iCreateStyleProto.Set(aStyle);
+	return &iCreateStyleProto;
+	}
+
+const CEditorCommandSetStyleProto*
+	CEditorCommandFactory::GetSetStyleProto(TInt aPos,
+					   TInt aLength,
+					   const TDesC& aName)
+	{
+	iSetStyleProto.Set(aPos, aLength, aName);
+	return &iSetStyleProto;
+	}
+
+const CEditorCommandDeleteStyleProto*
+	CEditorCommandFactory::GetDeleteStyleProto(const TDesC& aName)
+	{
+	iDeleteStyleProto.Set(aName);
+	return &iDeleteStyleProto;
+	}
+
+const CEditorCommandDeleteCharFormatProto*
+	CEditorCommandFactory::GetDeleteCharFormatProto(TInt aPos, TInt aLength)
+	{
+	iDeleteCharFormatProto.Set(aPos, aLength);
+	return &iDeleteCharFormatProto;
+	}
+
+const CEditorCommandDeleteParFormatProto*
+	CEditorCommandFactory::GetDeleteParFormatProto(TInt aPos, TInt aLength)
+	{
+	iDeleteParFormatProto.Set(aPos, aLength);
+	return &iDeleteParFormatProto;
+	}
+
+const CEditorCommandSetCharFormatProto*
+	CEditorCommandFactory::GetSetCharFormatProto(TInt aPos,
+						  TInt aLength,
+						  const TTmCharFormatLayer& aFormat)
+	{
+	iSetCharFormatProto.Set(aPos, aLength, aFormat);
+	return &iSetCharFormatProto;
+	}
+
+const CEditorCommandSetParFormatProto*
+	CEditorCommandFactory::GetSetParFormatProto(TInt aPos,
+						 TInt aLength,
+						 const RTmParFormatLayer& aFormat)
+	{
+	iSetParFormatProto.Set(aPos, aLength, aFormat);
+	return &iSetParFormatProto;
+	}
+
+const CEditorCommandInsertProto*
+	CEditorCommandFactory::GetInsertProto(TInt aPos,
+				   const TDesC& aText,
+				   const TDesC* aStyle,
+				   const TTmCharFormatLayer* aCharFormat,
+				   const RTmParFormatLayer* aParFormat)
+	{
+	iInsertProto.Set(aPos, aText, aStyle, aCharFormat, aParFormat);
+	return &iInsertProto;
+	}
+
+const CEditorCommandDeleteProto*
+	CEditorCommandFactory::GetDeleteProto(TInt aPos, TInt aLength)
+	{
+	iDeleteProto.Set(aPos, aLength);
+	return &iDeleteProto;
+	}
+
+const CEditorCommandDeletePictureProto*
+	CEditorCommandFactory::GetDeletePictureProto(TInt aPos)
+	{
+	iDeletePictureProto.Set(aPos);
+	return &iDeletePictureProto;
+	}
+
+const CEditorCommandInsertPictureProto*
+	CEditorCommandFactory::GetInsertPictureProto(TInt aPos,
+												 const TPictureHeader& aPicture)
+	{
+	iInsertPictureProto.Set(aPos, aPicture);
+	return &iInsertPictureProto;
+	}
+
+const CEditorCommandDestroyPictureProto*
+	CEditorCommandFactory::GetDestroyPictureProto(TInt aPos)
+	{
+	iDestroyPictureProto.Set(aPos);
+	return &iDestroyPictureProto;
+	}
+
+const CEditorCommandRenameStyleProto*
+	CEditorCommandFactory::GetRenameStyleProto(const TDesC& aOldName,
+										  const TDesC& aNewName)
+	{
+	iRenameStyleProto.Set(aOldName, aNewName);
+	return &iRenameStyleProto;
+	}
+
+const CEditorCommandSetBaseFormatProto*
+	CEditorCommandFactory::GetSetBaseFormatProto(const TTmCharFormat* aCharFormat,
+												 const RTmParFormat* aParFormat)
+	{
+	iSetBaseFormatProto.Set(aCharFormat, aParFormat);
+	return &iSetBaseFormatProto;
+	}
+
+const CEditorCommandPasteProto*
+	CEditorCommandFactory::GetPasteProto(const CStreamStore& aStore,
+		const CStreamDictionary& aStreamDictionary,	TInt aPos)
+	{
+	iPasteProto.Set(aStore, aStreamDictionary, aPos);
+	return &iPasteProto;
+	}