qt-creator/src/libs/utils/filenamevalidatinglineedit.h

/**************************************************************************
**
** 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 FILENAMEVALIDATINGLINEEDIT_H
#define FILENAMEVALIDATINGLINEEDIT_H

#include "basevalidatinglineedit.h"

namespace Utils {

class QTCREATOR_UTILS_EXPORT FileNameValidatingLineEdit : public BaseValidatingLineEdit
{
    Q_OBJECT
    Q_PROPERTY(bool allowDirectories READ allowDirectories WRITE setAllowDirectories)
    Q_PROPERTY(QStringList requiredExtensions READ requiredExtensions WRITE setRequiredExtensions)

public:
    explicit FileNameValidatingLineEdit(QWidget *parent = 0);

    static bool validateFileName(const QString &name,
                                 bool allowDirectories = false,
                                 QString *errorMessage = 0);

    static bool validateFileNameExtension(const QString &name,
                                          const QStringList &requiredExtensions = QStringList(),
                                          QString *errorMessage = 0);

    /**
     * Sets whether entering directories is allowed. This will enable the user
     * to enter slashes in the filename. Default is off.
     */
    bool allowDirectories() const;
    void setAllowDirectories(bool v);

    /**
     * Sets a requred extension. If the extension is empty no extension is required.
     * Default is empty.
     */
    QStringList requiredExtensions() const;
    void setRequiredExtensions(const QStringList &extensionList);

protected:
    virtual bool validate(const QString &value, QString *errorMessage) const;

private:
    bool m_allowDirectories;
    QStringList m_requiredExtensionList;
};

} // namespace Utils

#endif // FILENAMEVALIDATINGLINEEDIT_H