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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://www.qt.io/licensing.  For further information
** use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/

#ifndef PATHLISTEDITOR_H
#define PATHLISTEDITOR_H

#include "utils_global.h"

#include <QWidget>

namespace Utils {

struct PathListEditorPrivate;

class QTCREATOR_UTILS_EXPORT PathListEditor : public QWidget
{
    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;

    // 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 *d;
};

} // namespace Utils

#endif // PATHLISTEDITOR_H