/****************************************************************************

**

** 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 QSCRIPTEDIT_P_H

#define QSCRIPTEDIT_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 <QtGui/qplaintextedit.h>

#include <QtCore/qhash.h>

#include <QtCore/qset.h>

QT_BEGIN_NAMESPACE

class QScriptEditExtraArea;

class Q_AUTOTEST_EXPORT QScriptEdit : public QPlainTextEdit

{

    Q_OBJECT

public:

    QScriptEdit(QWidget *parent = 0);

    ~QScriptEdit();

    int baseLineNumber() const;

    void setBaseLineNumber(int base);

    int executionLineNumber() const;

    void setExecutionLineNumber(int lineNumber, bool error);

    void setExecutableLineNumbers(const QSet<int> &lineNumbers);

    bool isExecutableLine(int lineNumber) const;

    int currentLineNumber() const;

    void gotoLine(int lineNumber);

    void setBreakpoint(int lineNumber);

    void setBreakpointEnabled(int lineNumber, bool enable);

    void deleteBreakpoint(int lineNumber);

    int extraAreaWidth() const;

signals:

    void breakpointToggleRequest(int lineNumber, bool on);

    void breakpointEnableRequest(int lineNumber, bool enable);

protected:

    void paintEvent(QPaintEvent *e);

    void resizeEvent(QResizeEvent *e);

    void extraAreaPaintEvent(QPaintEvent *e);

    void extraAreaMouseEvent(QMouseEvent *e);

    bool extraAreaEvent(QEvent *e);

private slots:

    void updateExtraAreaWidth();

    void updateExtraArea(const QRect &, int);

    void highlightCurrentLine();

private:

    QTextEdit::ExtraSelection currentLineSelection() const;

    QTextEdit::ExtraSelection currentExecutionLineSelection() const;

    void updateExtraSelections();

private:

    QScriptEditExtraArea *m_extraArea;

    int m_baseLineNumber;

    int m_executionLineNumber;

    QSet<int> m_executableLineNumbers;

    bool m_executionLineNumberHasError;

    int m_extraAreaToggleBlockNumber;

    struct BreakpointData {

        BreakpointData() : enabled(true) {}

        bool enabled;

    };

    QHash<int, BreakpointData> m_breakpoints;

private:

    Q_DISABLE_COPY(QScriptEdit)

    friend class QScriptEditExtraArea;

};

QT_END_NAMESPACE

#endif