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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
**
** GNU Lesser General Public License Usage
**
** 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.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/

#ifndef VCSBASE_VCSBASEEDITORPARAMETERWIDGET_H
#define VCSBASE_VCSBASEEDITORPARAMETERWIDGET_H

#include "vcsbase_global.h"

#include <QStringList>
#include <QVariant>
#include <QWidget>

QT_BEGIN_NAMESPACE
class QComboBox;
class QToolButton;
QT_END_NAMESPACE

namespace VcsBase {

namespace Internal { class VcsBaseEditorParameterWidgetPrivate; }

// Documentation->inside.
class VCSBASE_EXPORT VcsBaseEditorParameterWidget : public QWidget
{
    Q_OBJECT

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

    struct VCSBASE_EXPORT ComboBoxItem
    {
        ComboBoxItem() {}
        ComboBoxItem(const QString &text, const QVariant &val);
        QString displayText;
        QVariant value;
    };

    QStringList baseArguments() const;
    void setBaseArguments(const QStringList &);

    QToolButton *addToggleButton(const QString &option, const QString &label,
                                 const QString &tooltip = QString());
    QComboBox *addComboBox(const QString &option, const QList<ComboBoxItem> &items);

    void mapSetting(QToolButton *button, bool *setting);
    void mapSetting(QComboBox *comboBox, QString *setting);
    void mapSetting(QComboBox *comboBox, int *setting);

    QStringList comboBoxOptionTemplate() const;
    void setComboBoxOptionTemplate(const QStringList &optTemplate) const;

    // Return the effective arguments according to setting.
    virtual QStringList arguments() const;

public slots:
    virtual void executeCommand();
    virtual void handleArgumentsChanged();

signals:
    // Trigger a re-run to show changed output according to new argument list.
    void argumentsChanged();

protected:
    struct OptionMapping
    {
        OptionMapping();
        OptionMapping(const QString &optName, QWidget *w);
        QString optionName;
        QWidget *widget;
    };

    const QList<OptionMapping> &optionMappings() const;
    virtual QStringList argumentsForOption(const OptionMapping &mapping) const;
    void updateMappedSettings();

private:
    friend class Internal::VcsBaseEditorParameterWidgetPrivate;
    Internal::VcsBaseEditorParameterWidgetPrivate *const d;
};

} // namespace VcsBase

#endif // VCSBASE_VCSBASEEDITORPARAMETERWIDGET_H