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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** 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.
**
**************************************************************************/

#ifndef PATHLISTEDITOR_H
#define PATHLISTEDITOR_H

#include "utils_global.h"

#include <QtGui/QWidget>
#include <QtCore/QStringList>

QT_BEGIN_NAMESPACE
class QAction;
QT_END_NAMESPACE

namespace Utils {

struct PathListEditorPrivate;

class QTCREATOR_UTILS_EXPORT PathListEditor : public QWidget
{
    Q_DISABLE_COPY(PathListEditor)
    Q_OBJECT
    Q_PROPERTY(QStringList pathList READ pathList WRITE setPathList DESIGNABLE true)
    Q_PROPERTY(QString fileDialogTitle READ fileDialogTitle WRITE setFileDialogTitle DESIGNABLE true)

public:
    explicit PathListEditor(QWidget *parent = 0);
    virtual ~PathListEditor();

    QString pathListString() const;
    QStringList pathList() const;
    QString fileDialogTitle() const;

    static QChar separator();

    // Add a convenience action "Import from 'Path'" (environment variable)
    void addEnvVariableImportAction(const QString &var);

public slots:
    void clear();
    void setPathList(const QStringList &l);
    void setPathList(const QString &pathString);
    void setPathListFromEnvVariable(const QString &var);
    void setFileDialogTitle(const QString &l);

protected:
    // Index after which to insert further "Add" actions
    static int lastAddActionIndex();
    QAction *insertAction(int index /* -1 */, const QString &text, QObject * receiver, const char *slotFunc);
    QAction *addAction(const QString &text, QObject * receiver, const char *slotFunc);

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

protected slots:
    void insertPathAtCursor(const QString &);
    void deletePathAtCursor();
    void appendPath(const QString &);

private slots:
    void slotAdd();
    void slotInsert();

private:
    PathListEditorPrivate *m_d;
};

} // namespace Utils

#endif // PATHLISTEDITOR_H