diff -r 000000000000 -r 1918ee327afb src/scripttools/debugging/qscriptdebuggerbackend_p.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/scripttools/debugging/qscriptdebuggerbackend_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,156 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtSCriptTools module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QSCRIPTDEBUGGERBACKEND_P_H
+#define QSCRIPTDEBUGGERBACKEND_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtCore/qobjectdefs.h>
+
+#include <QtCore/qpair.h>
+
+#include "qscriptbreakpointdata_p.h"
+#include "qscriptscriptdata_p.h"
+
+QT_BEGIN_NAMESPACE
+
+class QScriptContext;
+class QScriptEngine;
+class QScriptDebuggerCommandExecutor;
+class QScriptDebuggerEvent;
+class QScriptValue;
+class QScriptValueIterator;
+class QScriptObjectSnapshot;
+class QStringList;
+
+typedef QPair<QList<qint64>, QList<qint64> > QScriptScriptsDelta;
+typedef QPair<QList<qint64>, QList<qint64> > QScriptContextsDelta;
+
+class QScriptDebuggerBackendPrivate;
+class Q_AUTOTEST_EXPORT QScriptDebuggerBackend
+{
+public:
+    QScriptDebuggerBackend();
+    virtual ~QScriptDebuggerBackend();
+
+    void attachTo(QScriptEngine *engine);
+    void detach();
+
+    QScriptEngine *engine() const;
+
+    void stepInto(int count = 1);
+    void stepOver(int count = 1);
+    void stepOut();
+    void continueEvalution();
+    void interruptEvaluation();
+    void runToLocation(const QString &fileName, int lineNumber);
+    void runToLocation(qint64 scriptId, int lineNumber);
+    void returnToCaller(int contextIndex, const QScriptValue &value);
+    void evaluate(int contextIndex, const QString &program,
+                  const QString &fileName, int lineNumber);
+
+    int setBreakpoint(const QScriptBreakpointData &data);
+    bool deleteBreakpoint(int id);
+    void deleteAllBreakpoints();
+    QScriptBreakpointData breakpointData(int id) const;
+    bool setBreakpointData(int id, const QScriptBreakpointData &data);
+    QScriptBreakpointMap breakpoints() const;
+
+    QScriptScriptMap scripts() const;
+    QScriptScriptData scriptData(qint64 id) const;
+    void scriptsCheckpoint();
+    QScriptScriptsDelta scriptsDelta() const;
+    qint64 resolveScript(const QString &fileName) const;
+
+    int contextCount() const;
+    QScriptContext *context(int index) const;
+    QStringList backtrace() const;
+    QList<qint64> contextIds() const;
+    QScriptContextsDelta contextsCheckpoint();
+
+    int newScriptObjectSnapshot();
+    QScriptObjectSnapshot *scriptObjectSnapshot(int id) const;
+    void deleteScriptObjectSnapshot(int id);
+
+    int newScriptValueIterator(const QScriptValue &object);
+    QScriptValueIterator *scriptValueIterator(int id) const;
+    void deleteScriptValueIterator(int id);
+
+    QScriptValue traceFunction() const;
+    QScriptValue assertFunction() const;
+    QScriptValue fileNameFunction() const;
+    QScriptValue lineNumberFunction() const;
+
+    void doPendingEvaluate(bool postEvent);
+
+    bool ignoreExceptions() const;
+    void setIgnoreExceptions(bool ignore);
+
+    QScriptDebuggerCommandExecutor *commandExecutor() const;
+    void setCommandExecutor(QScriptDebuggerCommandExecutor *executor);
+
+    virtual void resume() = 0;
+
+protected:
+    virtual void event(const QScriptDebuggerEvent &event) = 0;
+
+protected:
+    QScriptDebuggerBackend(QScriptDebuggerBackendPrivate &dd);
+    QScopedPointer<QScriptDebuggerBackendPrivate> d_ptr;
+
+private:
+    Q_DECLARE_PRIVATE(QScriptDebuggerBackend)
+    Q_DISABLE_COPY(QScriptDebuggerBackend)
+};
+
+QT_END_NAMESPACE
+
+#endif