FileDialog.h

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/***************************************************************************
 *   Copyright (c) 2004 Werner Mayer <wmayer[at]users.sourceforge.net>     *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  is distributed in the hope that it will be useful,      *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/


#ifndef GUI_FILEDIALOG_H
#define GUI_FILEDIALOG_H

#include <QFileDialog>
#include <QFileIconProvider>

class QButtonGroup;
class QGridLayout;
class QGroupBox;
class QHBoxLayout;
class QLineEdit;
class QSpacerItem;

namespace Gui {

class GuiExport FileDialog : public QFileDialog
{
    Q_OBJECT

public:
    static QString getOpenFileName( QWidget * parent = 0, const QString & caption = QString(), const QString & dir = QString(), 
                                    const QString & filter = QString(), QString * selectedFilter = 0, Options options = 0 );
    static QString getSaveFileName( QWidget * parent = 0, const QString & caption = QString(), const QString & dir = QString(), 
                                    const QString & filter = QString(), QString * selectedFilter = 0, Options options = 0 );
    static QString getExistingDirectory( QWidget * parent = 0, const QString & caption = QString(), const QString & dir = QString(), 
                                         Options options = ShowDirsOnly );
    static QStringList getOpenFileNames( QWidget * parent = 0, const QString & caption = QString(), const QString & dir = QString(),
                                         const QString & filter = QString(), QString * selectedFilter = 0, Options options = 0 );

    static QString getWorkingDirectory();
    static void setWorkingDirectory( const QString& );
};

// ----------------------------------------------------------------------

class GuiExport FileOptionsDialog : public QFileDialog
{
    Q_OBJECT

public:
    enum ExtensionPosition {
        ExtensionRight    = 0,
        ExtensionBottom   = 1
    };

    FileOptionsDialog ( QWidget* parent, Qt::WFlags );
    virtual ~FileOptionsDialog();

    void accept();

    void setOptionsWidget( ExtensionPosition pos , QWidget*, bool show = false );
    QWidget* getOptionsWidget() const;

protected Q_SLOTS:
    void toggleExtension();

Q_SIGNALS:
    void filterSelected(const QString&);

private:
    QPushButton* extensionButton;
};

// ----------------------------------------------------------------------

class FileIconProvider : public QFileIconProvider
{
public:
    FileIconProvider();
    ~FileIconProvider();

    QIcon icon ( IconType type ) const;
    QIcon icon ( const QFileInfo & info ) const;
    QString type ( const QFileInfo & info ) const;
};

// ----------------------------------------------------------------------

class GuiExport FileChooser : public QWidget
{
    Q_OBJECT

    Q_ENUMS( Mode )
    Q_PROPERTY( Mode mode READ mode WRITE setMode )
    Q_PROPERTY( QString  fileName  READ fileName      WRITE setFileName      )
    Q_PROPERTY( QString  filter    READ filter        WRITE setFilter        )
    Q_PROPERTY( QString  buttonText  READ buttonText  WRITE setButtonText    )

public:
    enum Mode { File, Directory };

    FileChooser ( QWidget * parent = 0 );
    virtual ~FileChooser();

    QString filter() const;

    QString fileName() const;

    Mode mode() const;

    QString buttonText() const;

public Q_SLOTS:
    virtual void setFileName( const QString &fn );
    virtual void setMode( Mode m );
    virtual void setFilter ( const QString & );
    virtual void setButtonText ( const QString & );

Q_SIGNALS:
    void fileNameChanged( const QString & );
    void fileNameSelected( const QString & );

private Q_SLOTS:
    void chooseFile();

private:
    QLineEdit *lineEdit;
    QPushButton *button;
    Mode md;
    QString _filter;
};

// ----------------------------------------------------------------------

class GuiExport SelectModule : public QDialog
{
    Q_OBJECT

public:
    typedef QMap<QString, QString> Dict;

    SelectModule (const QString& type, const Dict&, QWidget* parent);
    virtual ~SelectModule();
    QString getModule() const;

    static Dict exportHandler(const QString& fn, const QString& filter=QString());
    static Dict exportHandler(const QStringList& fn, const QString& filter=QString());
    static Dict importHandler(const QString& fn, const QString& filter=QString());
    static Dict importHandler(const QStringList& fn, const QString& filter=QString());

    void accept();
    void reject();

private Q_SLOTS:
    void onButtonClicked();

private:
    QPushButton *okButton;
    QButtonGroup* group;
    QGridLayout *gridLayout;
    QHBoxLayout *hboxLayout;
    QGroupBox *groupBox;
    QGridLayout *gridLayout1;
    QSpacerItem *spacerItem;
    QSpacerItem *spacerItem1;
};

} // namespace Gui

#endif // GUI_FILEDIALOG_H