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diff --git a/qt/ScintillaEditBase/ScintillaQt.h b/qt/ScintillaEditBase/ScintillaQt.h
new file mode 100644
index 000000000..61e24290d
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+++ b/qt/ScintillaEditBase/ScintillaQt.h
@@ -0,0 +1,158 @@
+//
+//          Copyright (c) 1990-2011, Scientific Toolworks, Inc.
+//
+// The License.txt file describes the conditions under which this software may be distributed.
+//
+// Author: Jason Haslam
+//
+// Additions Copyright (c) 2011 Archaeopteryx Software, Inc. d/b/a Wingware
+// ScintillaQt.h - Qt specific subclass of ScintillaBase
+
+#ifndef SCINTILLAQT_H
+#define SCINTILLAQT_H
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <time.h>
+#include <string>
+#include <vector>
+#include <map>
+
+#include "Scintilla.h"
+#include "Platform.h"
+#include "ILexer.h"
+#include "SVector.h"
+#include "SplitVector.h"
+#include "Partitioning.h"
+#include "RunStyles.h"
+#include "ContractionState.h"
+#include "CellBuffer.h"
+#include "CallTip.h"
+#include "KeyMap.h"
+#include "Indicator.h"
+#include "XPM.h"
+#include "LineMarker.h"
+#include "Style.h"
+#include "AutoComplete.h"
+#include "ViewStyle.h"
+#include "CharClassify.h"
+#include "Decoration.h"
+#include "Document.h"
+#include "Selection.h"
+#include "PositionCache.h"
+#include "Editor.h"
+#include "ScintillaBase.h"
+
+#ifdef SCI_LEXER
+#include "SciLexer.h"
+#include "PropSetSimple.h"
+#endif
+
+#include <QObject>
+#include <QAbstractScrollArea>
+#include <QAction>
+#include <QClipboard>
+#include <QPaintEvent>
+
+#ifdef SCI_NAMESPACE
+namespace Scintilla {
+#endif
+
+class ScintillaQt : public QObject, public ScintillaBase {
+	Q_OBJECT
+
+public:
+	ScintillaQt(QAbstractScrollArea *parent);
+	virtual ~ScintillaQt();
+
+signals:
+	void horizontalScrolled(int value);
+	void verticalScrolled(int value);
+	void horizontalRangeChanged(int max, int page);
+	void verticalRangeChanged(int max, int page);
+
+	void notifyParent(SCNotification scn);
+	void notifyChange();
+
+	// Clients can use this hook to add additional
+	// formats (e.g. rich text) to the MIME data.
+	void aboutToCopy(QMimeData *data);
+
+	void command(uptr_t wParam, sptr_t lParam);
+
+private slots:
+	void tick();
+	void onIdle();
+	void execCommand(QAction *action);
+	void SelectionChanged();
+
+private:
+	virtual void Initialise();
+	virtual void Finalise();
+	virtual bool DragThreshold(Point ptStart, Point ptNow);
+	virtual bool ValidCodePage(int codePage) const;
+
+private:
+	virtual void ScrollText(int linesToMove);
+	virtual void SetVerticalScrollPos();
+	virtual void SetHorizontalScrollPos();
+	virtual bool ModifyScrollBars(int nMax, int nPage);
+	virtual void ReconfigureScrollBars();
+	void CopyToModeClipboard(const SelectionText &selectedText, QClipboard::Mode clipboardMode_);
+	virtual void Copy();
+	virtual void CopyToClipboard(const SelectionText &selectedText);
+	void PasteFromMode(QClipboard::Mode clipboardMode_);
+	virtual void Paste();
+	virtual void ClaimSelection();
+	virtual void NotifyChange();
+	virtual void NotifyFocus(bool focus);
+	virtual void NotifyParent(SCNotification scn);
+	virtual void SetTicking(bool on);
+	virtual bool SetIdle(bool on);
+	virtual void SetMouseCapture(bool on);
+	virtual bool HaveMouseCapture();
+	virtual void StartDrag();
+	int CharacterSetOfDocument() const;
+	const char *CharacterSetIDOfDocument() const;
+	QString StringFromDocument(const char *s) const;
+	QByteArray BytesForDocument(const QString &text) const;
+	virtual CaseFolder *CaseFolderForEncoding();
+	virtual std::string CaseMapString(const std::string &s, int caseMapping);
+
+	virtual void CreateCallTipWindow(PRectangle rc);
+	virtual void AddToPopUp(const char *label, int cmd = 0, bool enabled = true);
+	virtual sptr_t WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam);
+	virtual sptr_t DefWndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam);
+
+	static sptr_t DirectFunction(ScintillaQt *sciThis,
+				     unsigned int iMessage, uptr_t wParam, sptr_t lParam);
+
+protected:
+
+	void PartialPaint(const PRectangle &rect);
+
+	void DragEnter(const Point &point);
+	void DragMove(const Point &point);
+	void DragLeave();
+	void Drop(const Point &point, const QMimeData *data, bool move);
+
+private:
+	QAbstractScrollArea *scrollArea;
+
+	int vMax, hMax;   // Scroll bar maximums.
+	int vPage, hPage; // Scroll bar page sizes.
+
+	bool haveMouseCapture;
+	bool dragWasDropped;
+	int rectangularSelectionModifier;
+
+	friend class ScintillaEditBase;
+};
+
+#ifdef SCI_NAMESPACE
+}
+#endif
+
+#endif // SCINTILLAQT_H