diff --git a/src/kits/interface/TextView.cpp b/src/kits/interface/TextView.cpp
index fa6c492ced..c3ff1e8c64 100644
--- a/src/kits/interface/TextView.cpp
+++ b/src/kits/interface/TextView.cpp
@@ -1279,7 +1279,7 @@ BTextView::Cut(BClipboard *clipboard)
 	_CancelInputMethod();
 	if (fUndo) {
 		delete fUndo;
-		fUndo = new _BCutUndoBuffer_(this);
+		fUndo = new CutUndoBuffer(this);
 	}
 	Copy(clipboard);
 	Delete();
@@ -1346,7 +1346,7 @@ BTextView::Paste(BClipboard *clipboard)
 
 			if (fUndo) {
 				delete fUndo;
-				fUndo = new _BPasteUndoBuffer_(this, text, len, runArray,
+				fUndo = new PasteUndoBuffer(this, text, len, runArray,
 					runLen);
 			}
 
@@ -1370,7 +1370,7 @@ BTextView::Clear()
 	// because when fUndo is NULL, undo is deactivated.
 	if (fUndo) {
 		delete fUndo;
-		fUndo = new _BClearUndoBuffer_(this);
+		fUndo = new ClearUndoBuffer(this);
 	}
 
 	Delete();
@@ -2083,8 +2083,7 @@ BTextView::TextRect() const
 /*! \brief Sets the insets from the bounds for the BTextView's text rectangle.
 */
 void
-BTextView::SetInsets(float _leftInset, float topInset, float rightInset,
-	float bottomInset)
+BTextView::SetInsets(float left, float top, float right, float bottom)
 {
 	// TODO:
 	// * store in layout data
@@ -2097,19 +2096,19 @@ BTextView::SetInsets(float _leftInset, float topInset, float rightInset,
 	rectangle.
 */
 void
-BTextView::GetInsets(float* _leftInset, float* _topInset, float* _rightInset,
-	float* _bottomInset) const
+BTextView::GetInsets(float* _left, float* _top, float* _right,
+	float* _bottom) const
 {
 	BRect bounds = Bounds();
 
-	if (_leftInset)
-		*_leftInset = fTextRect.left - bounds.left;
-	if (_topInset)
-		*_topInset = fTextRect.top - bounds.top;
-	if (_rightInset)
-		*_rightInset = bounds.right - fTextRect.right;
-	if (_bottomInset)
-		*_bottomInset = bounds.bottom - fTextRect.bottom;
+	if (_left)
+		*_left = fTextRect.left - bounds.left;
+	if (_top)
+		*_top = fTextRect.top - bounds.top;
+	if (_right)
+		*_right = bounds.right - fTextRect.right;
+	if (_bottom)
+		*_bottom = bounds.bottom - fTextRect.bottom;
 }
 
 
@@ -2877,11 +2876,11 @@ void
 BTextView::_HandleBackspace()
 {
 	if (fUndo) {
-		_BTypingUndoBuffer_ *undoBuffer = dynamic_cast<_BTypingUndoBuffer_ *>(
+		TypingUndoBuffer *undoBuffer = dynamic_cast<TypingUndoBuffer*>(
 			fUndo);
 		if (!undoBuffer) {
 			delete fUndo;
-			fUndo = undoBuffer = new _BTypingUndoBuffer_(this);
+			fUndo = undoBuffer = new TypingUndoBuffer(this);
 		}
 		undoBuffer->BackwardErase();
 	}
@@ -3012,11 +3011,11 @@ void
 BTextView::_HandleDelete()
 {
 	if (fUndo) {
-		_BTypingUndoBuffer_ *undoBuffer = dynamic_cast<_BTypingUndoBuffer_ *>(
+		TypingUndoBuffer *undoBuffer = dynamic_cast<TypingUndoBuffer*>(
 			fUndo);
 		if (!undoBuffer) {
 			delete fUndo;
-			fUndo = undoBuffer = new _BTypingUndoBuffer_(this);
+			fUndo = undoBuffer = new TypingUndoBuffer(this);
 		}
 		undoBuffer->ForwardErase();
 	}	
@@ -3156,11 +3155,10 @@ BTextView::_HandleAlphaKey(const char *bytes, int32 numBytes)
 {		
 	// TODO: block input if not editable (Andrew)
 	if (fUndo) {
-		_BTypingUndoBuffer_ *undoBuffer
-			= dynamic_cast<_BTypingUndoBuffer_ *>(fUndo);
+		TypingUndoBuffer *undoBuffer = dynamic_cast<TypingUndoBuffer*>(fUndo);
 		if (!undoBuffer) {
 			delete fUndo;
-			fUndo = undoBuffer = new _BTypingUndoBuffer_(this);
+			fUndo = undoBuffer = new TypingUndoBuffer(this);
 		}
 		undoBuffer->InputCharacter(numBytes);
 	}
@@ -4140,7 +4138,7 @@ BTextView::_MessageDropped(BMessage *inMessage, BPoint where, BPoint offset)
 		
 		if (fUndo) {
 			delete fUndo;
-			fUndo = new _BDropUndoBuffer_(this, text, dataLen, runArray,
+			fUndo = new DropUndoBuffer(this, text, dataLen, runArray,
 				runLen, dropOffset, internalDrop);
 		}
 		
diff --git a/src/kits/interface/textview_support/UndoBuffer.cpp b/src/kits/interface/textview_support/UndoBuffer.cpp
index d86883237f..7444fb5cfe 100644
--- a/src/kits/interface/textview_support/UndoBuffer.cpp
+++ b/src/kits/interface/textview_support/UndoBuffer.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright 2003-2007, Haiku, Inc.
+ * Copyright 2003-2008, Haiku, Inc. All Rights Reserved.
  * Distributed under the terms of the MIT License.
  *
  * Authors:
@@ -25,7 +25,7 @@
 //	#pragma mark - UndoBuffer
 
 
-BTextView::UndoBuffer::UndoBuffer(BTextView *textView, undo_state state)
+BTextView::UndoBuffer::UndoBuffer(BTextView* textView, undo_state state)
 	:
 	fTextView(textView),
 	fTextData(NULL),
@@ -37,7 +37,7 @@ BTextView::UndoBuffer::UndoBuffer(BTextView *textView, undo_state state)
 	fTextView->GetSelection(&fStart, &fEnd);
 	fTextLength = fEnd - fStart;
 	
-	fTextData = (char *)malloc(fTextLength);
+	fTextData = (char*)malloc(fTextLength);
 	memcpy(fTextData, fTextView->Text() + fStart, fTextLength);
 
 	if (fTextView->IsStylable())
@@ -53,7 +53,7 @@ BTextView::UndoBuffer::~UndoBuffer()
 
 
 void
-BTextView::UndoBuffer::Undo(BClipboard *clipboard)
+BTextView::UndoBuffer::Undo(BClipboard* clipboard)
 {
 	fRedo ? RedoSelf(clipboard) : UndoSelf(clipboard);
 		
@@ -62,16 +62,16 @@ BTextView::UndoBuffer::Undo(BClipboard *clipboard)
 
 
 undo_state
-BTextView::UndoBuffer::State(bool *redo)
+BTextView::UndoBuffer::State(bool* _isRedo) const
 {
-	*redo = fRedo;
+	*_isRedo = fRedo;
 
 	return fState;
 }
 
 
 void
-BTextView::UndoBuffer::UndoSelf(BClipboard *clipboard)
+BTextView::UndoBuffer::UndoSelf(BClipboard* clipboard)
 {
 	fTextView->Select(fStart, fStart);
 	fTextView->Insert(fTextData, fTextLength, fRunArray);
@@ -80,29 +80,29 @@ BTextView::UndoBuffer::UndoSelf(BClipboard *clipboard)
 
 
 void
-BTextView::UndoBuffer::RedoSelf(BClipboard *clipboard)
+BTextView::UndoBuffer::RedoSelf(BClipboard* clipboard)
 {
 }
 
 
-//	#pragma mark - _BCutUndoBuffer_
+//	#pragma mark - CutUndoBuffer
 
 
-_BCutUndoBuffer_::_BCutUndoBuffer_(BTextView *textView)
+BTextView::CutUndoBuffer::CutUndoBuffer(BTextView* textView)
 	: BTextView::UndoBuffer(textView, B_UNDO_CUT)
 {
 }
 
 
-_BCutUndoBuffer_::~_BCutUndoBuffer_()
+BTextView::CutUndoBuffer::~CutUndoBuffer()
 {
 }
 
 
 void 
-_BCutUndoBuffer_::RedoSelf(BClipboard *clipboard)
+BTextView::CutUndoBuffer::RedoSelf(BClipboard* clipboard)
 {
-	BMessage *clip = NULL;
+	BMessage* clip = NULL;
 	
 	fTextView->Select(fStart, fStart);
 	fTextView->Delete(fStart, fEnd);
@@ -120,17 +120,18 @@ _BCutUndoBuffer_::RedoSelf(BClipboard *clipboard)
 }
 
 
-//	#pragma mark - _BPasteUndoBuffer_
+//	#pragma mark - PasteUndoBuffer
 
 
-_BPasteUndoBuffer_::_BPasteUndoBuffer_(BTextView *textView, const char *text,
-		int32 textLen, text_run_array *runArray, int32 runArrayLen)
+BTextView::PasteUndoBuffer::PasteUndoBuffer(BTextView* textView,
+		const char* text, int32 textLen, text_run_array* runArray,
+		int32 runArrayLen)
 	: BTextView::UndoBuffer(textView, B_UNDO_PASTE),
 	fPasteText(NULL),
 	fPasteTextLength(textLen),
 	fPasteRunArray(NULL)
 {
-	fPasteText = (char *)malloc(fPasteTextLength);
+	fPasteText = (char*)malloc(fPasteTextLength);
 	memcpy(fPasteText, text, fPasteTextLength);
 
 	if (runArray)
@@ -138,7 +139,7 @@ _BPasteUndoBuffer_::_BPasteUndoBuffer_(BTextView *textView, const char *text,
 }
 
 
-_BPasteUndoBuffer_::~_BPasteUndoBuffer_()
+BTextView::PasteUndoBuffer::~PasteUndoBuffer()
 {
 	free(fPasteText);
 	BTextView::FreeRunArray(fPasteRunArray);
@@ -146,7 +147,7 @@ _BPasteUndoBuffer_::~_BPasteUndoBuffer_()
 
 
 void
-_BPasteUndoBuffer_::UndoSelf(BClipboard *clipboard)
+BTextView::PasteUndoBuffer::UndoSelf(BClipboard* clipboard)
 {
 	fTextView->Select(fStart, fStart);
 	fTextView->Delete(fStart, fStart + fPasteTextLength);
@@ -156,7 +157,7 @@ _BPasteUndoBuffer_::UndoSelf(BClipboard *clipboard)
 
 
 void
-_BPasteUndoBuffer_::RedoSelf(BClipboard *clipboard)
+BTextView::PasteUndoBuffer::RedoSelf(BClipboard* clipboard)
 {
 	fTextView->Select(fStart, fStart);
 	fTextView->Delete(fStart, fEnd);
@@ -165,34 +166,34 @@ _BPasteUndoBuffer_::RedoSelf(BClipboard *clipboard)
 }
 
 
-//	#pragma mark - _BClearUndoBuffer_
+//	#pragma mark - ClearUndoBuffer
 
 
-_BClearUndoBuffer_::_BClearUndoBuffer_(BTextView *textView)
+BTextView::ClearUndoBuffer::ClearUndoBuffer(BTextView* textView)
 	: BTextView::UndoBuffer(textView, B_UNDO_CLEAR)
 {
 }
 
 
-_BClearUndoBuffer_::~_BClearUndoBuffer_()
+BTextView::ClearUndoBuffer::~ClearUndoBuffer()
 {
 }
 
 
 void
-_BClearUndoBuffer_::RedoSelf(BClipboard *clipboard)
+BTextView::ClearUndoBuffer::RedoSelf(BClipboard* clipboard)
 {
 	fTextView->Select(fStart, fStart);
 	fTextView->Delete(fStart, fEnd);
 }
 
 
-//	#pragma mark - _BDropUndoBuffer_
+//	#pragma mark - DropUndoBuffer
 
 
-_BDropUndoBuffer_::_BDropUndoBuffer_(BTextView *textView, char const *text,
-		int32 textLen, text_run_array *runArray, int32 runArrayLen,
-		int32 location, bool internalDrop)
+BTextView::DropUndoBuffer::DropUndoBuffer(BTextView* textView,
+		char const* text, int32 textLen, text_run_array* runArray,
+		int32 runArrayLen, int32 location, bool internalDrop)
 	: BTextView::UndoBuffer(textView, B_UNDO_DROP),
 	fDropText(NULL),
 	fDropTextLength(textLen),
@@ -201,7 +202,7 @@ _BDropUndoBuffer_::_BDropUndoBuffer_(BTextView *textView, char const *text,
 	fInternalDrop = internalDrop;
 	fDropLocation = location;
 
-	fDropText = (char *)malloc(fDropTextLength);
+	fDropText = (char*)malloc(fDropTextLength);
 	memcpy(fDropText, text, fDropTextLength);
 
 	if (runArray)
@@ -212,7 +213,7 @@ _BDropUndoBuffer_::_BDropUndoBuffer_(BTextView *textView, char const *text,
 }
 
 
-_BDropUndoBuffer_::~_BDropUndoBuffer_()
+BTextView::DropUndoBuffer::~DropUndoBuffer()
 {
 	free(fDropText);
 	BTextView::FreeRunArray(fDropRunArray);
@@ -220,7 +221,7 @@ _BDropUndoBuffer_::~_BDropUndoBuffer_()
 
 
 void
-_BDropUndoBuffer_::UndoSelf(BClipboard *)
+BTextView::DropUndoBuffer::UndoSelf(BClipboard* )
 {
 	fTextView->Select(fDropLocation, fDropLocation);
 	fTextView->Delete(fDropLocation, fDropLocation + fDropTextLength);
@@ -233,7 +234,7 @@ _BDropUndoBuffer_::UndoSelf(BClipboard *)
 
 
 void
-_BDropUndoBuffer_::RedoSelf(BClipboard *)
+BTextView::DropUndoBuffer::RedoSelf(BClipboard* )
 {
 	if (fInternalDrop) {
 		fTextView->Select(fStart, fStart);
@@ -245,10 +246,10 @@ _BDropUndoBuffer_::RedoSelf(BClipboard *)
 }
 
 
-//	#pragma mark - _BTypingUndoBuffer_
+//	#pragma mark - TypingUndoBuffer
 
 
-_BTypingUndoBuffer_::_BTypingUndoBuffer_(BTextView *textView)
+BTextView::TypingUndoBuffer::TypingUndoBuffer(BTextView* textView)
 	: BTextView::UndoBuffer(textView, B_UNDO_TYPING),
 	fTypedText(NULL),
 	fTypedStart(fStart),
@@ -258,20 +259,20 @@ _BTypingUndoBuffer_::_BTypingUndoBuffer_(BTextView *textView)
 }
 
 
-_BTypingUndoBuffer_::~_BTypingUndoBuffer_()
+BTextView::TypingUndoBuffer::~TypingUndoBuffer()
 {
 	free(fTypedText);
 }
 
 
 void
-_BTypingUndoBuffer_::UndoSelf(BClipboard *clipboard)
+BTextView::TypingUndoBuffer::UndoSelf(BClipboard* clipboard)
 {
 	int32 len = fTypedEnd - fTypedStart;
 	
 	free(fTypedText);
 	fTypedText = NULL;
-	fTypedText = (char *)malloc(len);
+	fTypedText = (char*)malloc(len);
 	memcpy(fTypedText, fTextView->Text() + fTypedStart, len);
 	
 	fTextView->Select(fTypedStart, fTypedStart);
@@ -283,7 +284,7 @@ _BTypingUndoBuffer_::UndoSelf(BClipboard *clipboard)
 
 
 void
-_BTypingUndoBuffer_::RedoSelf(BClipboard *clipboard)
+BTextView::TypingUndoBuffer::RedoSelf(BClipboard* clipboard)
 {	
 	fTextView->Select(fTypedStart, fTypedStart);
 	fTextView->Delete(fTypedStart, fTypedStart + fTextLength);
@@ -293,20 +294,20 @@ _BTypingUndoBuffer_::RedoSelf(BClipboard *clipboard)
 
 
 void
-_BTypingUndoBuffer_::InputCharacter(int32 len)
+BTextView::TypingUndoBuffer::InputCharacter(int32 len)
 {
 	int32 start, end;
 	fTextView->GetSelection(&start, &end);
 	
 	if (start != fTypedEnd || end != fTypedEnd)
-		Reset();
+		_Reset();
 		
 	fTypedEnd += len;
 }
 
 
 void
-_BTypingUndoBuffer_::Reset()
+BTextView::TypingUndoBuffer::_Reset()
 {
 	free(fTextData);
 	fTextView->GetSelection(&fStart, &fEnd);
@@ -314,7 +315,7 @@ _BTypingUndoBuffer_::Reset()
 	fTypedStart = fStart;
 	fTypedEnd = fStart;
 	
-	fTextData = (char *)malloc(fTextLength);
+	fTextData = (char*)malloc(fTextLength);
 	memcpy(fTextData, fTextView->Text() + fStart, fTextLength);
 	
 	free(fTypedText);
@@ -325,22 +326,22 @@ _BTypingUndoBuffer_::Reset()
 
 
 void
-_BTypingUndoBuffer_::BackwardErase()
+BTextView::TypingUndoBuffer::BackwardErase()
 {
 	int32 start, end;
 	fTextView->GetSelection(&start, &end);
 	
-	const char *text = fTextView->Text();
+	const char* text = fTextView->Text();
 	int32 charLen = UTF8PreviousCharLen(text + start, text);
 	
 	if (start != fTypedEnd || end != fTypedEnd) {
-		Reset();
+		_Reset();
 		// if we've got a selection, we're already done
 		if (start != end)
 			return;
 	} 
 	
-	char *buffer = (char *)malloc(fTextLength + charLen);
+	char* buffer = (char*)malloc(fTextLength + charLen);
 	memcpy(buffer + charLen, fTextData, fTextLength);
 	
 	fTypedStart = start - charLen;
@@ -356,7 +357,7 @@ _BTypingUndoBuffer_::BackwardErase()
 
 
 void
-_BTypingUndoBuffer_::ForwardErase()
+BTextView::TypingUndoBuffer::ForwardErase()
 {
 	// TODO: Cleanup
 	int32 start, end;
@@ -366,12 +367,12 @@ _BTypingUndoBuffer_::ForwardErase()
 	int32 charLen = UTF8NextCharLen(fTextView->Text() + start);	
 	
 	if (start != fTypedEnd || end != fTypedEnd || fUndone > 0) {
-		Reset();
+		_Reset();
 		// if we've got a selection, we're already done
 		if (fStart == fEnd) {
 			free(fTextData);
 			fTextLength = charLen;
-			fTextData = (char *)malloc(fTextLength);
+			fTextData = (char*)malloc(fTextLength);
 			
 			// store the erased character
 			for (int32 x = 0; x < charLen; x++)
@@ -384,7 +385,7 @@ _BTypingUndoBuffer_::ForwardErase()
 		// copy (malloc + memcpy vs realloc + memmove).
 		
 		int32 newLength = fTextLength + charLen;
-		char *buffer = (char *)malloc(newLength);
+		char* buffer = (char*)malloc(newLength);
 		
 		// copy the already stored data
 		memcpy(buffer, fTextData, fTextLength);
diff --git a/src/kits/interface/textview_support/UndoBuffer.h b/src/kits/interface/textview_support/UndoBuffer.h
index 56d53299bd..0313e86263 100644
--- a/src/kits/interface/textview_support/UndoBuffer.h
+++ b/src/kits/interface/textview_support/UndoBuffer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 2003-2007, Haiku, Inc. All Rights Reserved.
+ * Copyright 2003-2008, Haiku, Inc. All Rights Reserved.
  * Distributed under the terms of the MIT License.
  *
  * Authors:
@@ -14,114 +14,123 @@
 
 class BClipboard;
 
+
+// UndoBuffer
 class BTextView::UndoBuffer {
 public:
-	UndoBuffer(BTextView *, undo_state);
-	virtual ~UndoBuffer();
+								UndoBuffer(BTextView* view, undo_state state);
+	virtual						~UndoBuffer();
 
-	void Undo(BClipboard *);
-	undo_state State(bool *);
+			void				Undo(BClipboard* clipboard);
+			undo_state			State(bool* _isRedo) const;
 
 protected:
-	virtual void UndoSelf(BClipboard *);
-	virtual void RedoSelf(BClipboard *);
+	virtual	void				UndoSelf(BClipboard* clipboard);
+	virtual	void				RedoSelf(BClipboard* clipboard);
 	
-	BTextView *fTextView;
-	int32 fStart;
-	int32 fEnd;
+			BTextView*			fTextView;
+			int32				fStart;
+			int32				fEnd;
 
-	char *fTextData;
-	int32 fTextLength;
-	text_run_array *fRunArray;
-	int32 fRunArrayLength;
-	
-	bool fRedo;
+			char*				fTextData;
+			int32				fTextLength;
+			text_run_array*		fRunArray;
+			int32				fRunArrayLength;
+
+			bool				fRedo;
 
 private:
-	undo_state fState;
+			undo_state			fState;
 };
 
 
-//  ******** _BCutUndoBuffer_ *******
-class _BCutUndoBuffer_ : public BTextView::UndoBuffer {
+// CutUndoBuffer
+class BTextView::CutUndoBuffer : public BTextView::UndoBuffer {
 public:
-	_BCutUndoBuffer_(BTextView *textView);
-	~_BCutUndoBuffer_();
+								CutUndoBuffer(BTextView* textView);
+	virtual						~CutUndoBuffer();
 
 protected:
-	virtual void RedoSelf(BClipboard *);
+	virtual	void				RedoSelf(BClipboard* clipboard);
 };
 
 
-//  ******** _BPasteUndoBuffer_ *******
-class _BPasteUndoBuffer_ : public BTextView::UndoBuffer {
+// PasteUndoBuffer
+class BTextView::PasteUndoBuffer : public BTextView::UndoBuffer {
 public:
-	_BPasteUndoBuffer_(BTextView *, const char *, int32, text_run_array *, int32);
-	~_BPasteUndoBuffer_();
+								PasteUndoBuffer(BTextView* textView,
+									const char* text, int32 textLength,
+									text_run_array* runArray,
+									int32 runArrayLen);
+	virtual						~PasteUndoBuffer();
 
 protected:
-	virtual void UndoSelf(BClipboard *);
-	virtual void RedoSelf(BClipboard *);
+	virtual	void				UndoSelf(BClipboard* clipboard);
+	virtual	void				RedoSelf(BClipboard* clipboard);
 
 private:
-	char *fPasteText;
-	int32 fPasteTextLength;
-	text_run_array *fPasteRunArray;
+			char*				fPasteText;
+			int32				fPasteTextLength;
+			text_run_array*		fPasteRunArray;
 };
 
 
-//  ******** _BClearUndoBuffer_ *******
-class _BClearUndoBuffer_ : public BTextView::UndoBuffer {
+// ClearUndoBuffer
+class BTextView::ClearUndoBuffer : public BTextView::UndoBuffer {
 public:
-	_BClearUndoBuffer_(BTextView *textView);
-	~_BClearUndoBuffer_();
+								ClearUndoBuffer(BTextView* textView);
+	virtual						~ClearUndoBuffer();
 
 protected:
-	virtual void RedoSelf(BClipboard *);
+	virtual	void				RedoSelf(BClipboard* clipboard);
 };
 
 
-//  ******** _BDropUndoBuffer_ ********
-class _BDropUndoBuffer_ : public BTextView::UndoBuffer {
+// DropUndoBuffer
+class BTextView::DropUndoBuffer : public BTextView::UndoBuffer {
 public:
-	_BDropUndoBuffer_(BTextView *, char const *, int32, text_run_array *, int32, int32, bool);
-	~_BDropUndoBuffer_();
+								DropUndoBuffer(BTextView* textView,
+									char const* text, int32 textLength,
+									text_run_array* runArray,
+									int32 runArrayLength, int32 location,
+									bool internalDrop);
+	virtual						~DropUndoBuffer();
 
 protected:
-	virtual void UndoSelf(BClipboard *);
-	virtual void RedoSelf(BClipboard *);
+	virtual	void				UndoSelf(BClipboard* clipboard);
+	virtual	void				RedoSelf(BClipboard* clipboard);
 
 private:
-	char *fDropText;
-	int32 fDropTextLength;
-	text_run_array *fDropRunArray;
+			char*				fDropText;
+			int32				fDropTextLength;
+			text_run_array*		fDropRunArray;
 	
-	int32 fDropLocation;
-	bool fInternalDrop;
+			int32				fDropLocation;
+			bool				fInternalDrop;
 };
 
 
-//  ******** _BTypingUndoBuffer_ ********
-class _BTypingUndoBuffer_ : public BTextView::UndoBuffer {
+// TypingUndoBuffer
+class BTextView::TypingUndoBuffer : public BTextView::UndoBuffer {
 public:
-	_BTypingUndoBuffer_(BTextView *);
-	~_BTypingUndoBuffer_();
+								TypingUndoBuffer(BTextView* textView);
+	virtual						~TypingUndoBuffer();
 
-	void InputCharacter(int32);
-	void BackwardErase();
-	void ForwardErase();
+			void				InputCharacter(int32 length);
+			void				BackwardErase();
+			void				ForwardErase();
 
 protected:
-	virtual void RedoSelf(BClipboard *);
-	virtual void UndoSelf(BClipboard *);
+	virtual	void				RedoSelf(BClipboard* clipboard);
+	virtual	void				UndoSelf(BClipboard* clipboard);
 
 private:
-	void Reset();
+			void				_Reset();
 	
-	char *fTypedText;
-	int32 fTypedStart;
-	int32 fTypedEnd;
-	int32 fUndone;
+			char*				fTypedText;
+			int32				fTypedStart;
+			int32				fTypedEnd;
+			int32				fUndone;
 };
 
 #endif //__UNDOBUFFER_H