/****************************************************************************
** $Id: qseditor.h  1.1.5   edited 2006-02-23T15:39:57$
**
** 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.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
*****************************************************************************/

#ifndef QSEDITOR_H
#define QSEDITOR_H

#include <qsaglobal.h>
#include <qwidget.h>
#include <qdatetime.h>

class QSAEditorInterface;
class QTextEdit;
class QSInterpreter;
class QSProject;
class QSScript;
class QSEditorPrivate;

class QSA_EXPORT QSEditor : public QWidget
{
  Q_OBJECT
public:
  QSEditor(QWidget *parent, const char *name = 0);
  ~QSEditor();

  bool setScript(QSScript *source);
  QSScript *script() const;

  bool setInterpreter(QSInterpreter *interpreter, QObject *context = 0);
  QSInterpreter *interpreter() const;

  void setText(const QString &text);
  QString text() const;

  bool isModified() const;
  void commit();
  void revert();

  QSAEditorInterface *iface() const;

public:
  bool isActive() const {
    return active;
  }

  bool isUndoAvailable() const;
  bool isRedoAvailable() const;
  void undo();
  void redo();
  void cut();
  void copy();
  void paste();
  void selectAll();
  bool find(const QString &expr, bool cs, bool wo, bool forward, bool startAtCursor);
  bool replace(const QString &find, const QString &replace, bool cs, bool wo,
               bool forward, bool startAtCursor, bool replaceAll);
  void gotoLine(int line);
  void indent();
  void readSettings();

  void setErrorMark(int line);
  void removeErrorMark();

  QSize sizeHint() const;
  QSize minimumSizeHint() const;

  QTextEdit *textEdit() const;
  QSProject *project() const;

  QDateTime lastModificationTime() const;
  void setLastModificationTime(const QDateTime &t);

signals:
  void textChanged();

private slots:
  void scriptChanged();
  void scriptDestroyed();
  void modifyEditor();

private:
  bool activate();
  void release();

protected:
  void resizeEvent(QResizeEvent *e);
  bool eventFilter(QObject *o, QEvent *e);

private:
  void init();

private:
  QSEditorPrivate *d;
  uint active: 1;
};

#endif