src/qsa/src/engine/qsdebugger.h

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/****************************************************************************
** $Id: qsdebugger.h  1.1.5   edited 2006-02-23T15:39:57$
**
** Copyright (C) 2001-2006 Trolltech AS.  All rights reserved.
**
** This file is part of the Qt Script for Applications framework (QSA).
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding a valid Qt Script for Applications license may use
** this file in accordance with the Qt Script for Applications License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
**   information about QSA Commercial License Agreements.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
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*****************************************************************************/

#ifndef QSDEBUGGER_H
#define QSDEBUGGER_H

#ifdef QSDEBUGGER

#include "qsinternal.h"

class QSStatementNode;
class QSEnv;

class QUICKCORE_EXPORT Debugger
{
  friend class QSEngineImp;
  friend class QSStatementNode;
  friend class QSClass;
public:
  enum Mode { Disabled = 0, Next, Step, Continue, Stop };
  Debugger(QSEngine *s);
  virtual ~Debugger();
  void attach(QSEngine *e);
  QSEngine *engine() const {
    return eng;
  }
  void detach();
  virtual void setMode(Mode m) {
    dmode = m;
  }
  Mode mode() const {
    return dmode;
  }
  int lineNumber() const {
    return l;
  }
  int sourceId() const {
    return sid;
  }
  bool setBreakpoint(int id, int line);
  bool deleteBreakpoint(int id, int line);
  void clearAllBreakpoints(int id = -1);
  static bool validBreakpoint(const QString &code, int line);
  QString varInfo(const QString &ident) const;
  bool setVar(const QString &ident, const QSObject &value);

  QSEnv *env() const {
    return eng->env();
  }

  void setSourceId(int i) {
    sid = i;
  }

  virtual void storeExceptionStack() { }
  virtual void clear() {};

protected:
  virtual bool stopEvent() {
    return true;
  }
  int freeSourceId() const;
  virtual void callEvent(const QString & = QString::null,
                         const QString & = QString::null) {}
  virtual void returnEvent() {}

private:
  void reset() {
    l = -1;
  }
  bool hit(int line, bool breakPoint);

  QSEngine *eng;
  Mode dmode;
  int l;
  int sid;
};

#endif

#endif