/usr/include/qmmpui/filedialog.h is in libqmmpui-dev 0.5.2-2.
This file is owned by root:root, with mode 0o644.
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* Copyright (C) 2008-2009 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef FILEDIALOG_H
#define FILEDIALOG_H
#include <QString>
#include <QStringList>
#include <QFileDialog>
#include <QMap>
#include "filedialogfactory.h"
/*! @brief The FileDialog class is the base interface class of the file dialogs.
* @author Vladimir Kuznetsov <vovanec@gmail.com>
*/
class FileDialog : public QObject
{
Q_OBJECT
public:
/*!
* Enum of available file dialog modes
*/
enum Mode
{
AddFile = 0, /*!< Get existing file */
AddDir, /*!< Get existing directory */
AddFiles, /*!< Get existing files */
AddDirs, /*!< Get existing directories */
AddDirsFiles, /*!< Get existing files and directories */
SaveFile /*!< Get existing or non-existing file */
};
/*!
* This is a static function that will open modal file dialog and
* return an existing directory selected by the user.
* @param parent Parent widget.
* @param caption Dialog title.
* @param dir Default directory.
*/
static QString getExistingDirectory(QWidget *parent = 0,
const QString &caption = QString(),
const QString &dir = QString());
/*!
* This is a static function that will open modal file dialog and
* return an existing file selected by the user.
* @param parent Parent widget.
* @param caption Dialog title.
* @param dir Default directory.
* @param filter Filer used by file dialog
* (example: "Audio (*.mp3 *.ogg);;Text files (*.txt);;XML files (*.xml)").
* @param selectedFilter Default selected filter
*/
static QString getOpenFileName(QWidget *parent = 0,
const QString &caption = QString(),
const QString &dir = QString(),
const QString &filter = QString(),
QString *selectedFilter = 0);
/*!
* This is a static function that will open modal file dialog and
* return an existing file selected by the user.
* @param parent Parent widget.
* @param caption Dialog title.
* @param dir Default directory.
* @param filter Filer used by file dialog
* (example: "Audio (*.mp3 *.ogg);;Text files (*.txt);;XML files (*.xml)").
* @param selectedFilter Default selected filter.
*/
static QStringList getOpenFileNames(QWidget *parent = 0,
const QString &caption = QString(),
const QString &dir = QString(),
const QString &filter = QString(),
QString *selectedFilter = 0);
/*!
* This is a static function that will open modal file dialog and
* return a file name selected by the user. The file does not have to exist.
* @param parent Parent widget.
* @param caption Dialog title.
* @param dir Default directory.
* @param filter Filer used by file dialog
* (example: "Audio (*.mp3 *.ogg);;Text files (*.txt);;XML files (*.xml)").
* @param selectedFilter Default selected filter.
*/
static QString getSaveFileName (QWidget *parent = 0,
const QString &caption = QString(),
const QString &dir = QString(),
const QString &filter = QString(),
QString *selectedFilter = 0);
/*!
* Opens nonmodal file dialog. Selected file dialog should support nonmodal mode.
* Otherwise this function creates modal dialog.
* @param parent Parent widget.
* @param mode File dialog mode.
* @param dir Default directory.
* @param receiver Receiver QObject.
* @param member Receiver slot.
* @param caption Dialog title.
* @param filters Filer used by file dialog
* (example: "Audio (*.mp3 *.ogg);;Text files (*.txt);;XML files (*.xml)").
*
* Usage: FileDialog::popup(this, FileDialog::AddDirs, &m_lastDir,
* m_playListModel, SLOT(addFileList(const QStringList&)),
* tr("Choose a directory"));
*/
static void popup(QWidget *parent = 0,
Mode mode = AddFiles,
QString *dir = 0,
QObject *receiver = 0,
const char *member = 0,
const QString &caption = QString(),
const QString &filters = QString());
/*!
* Returns a list of registered file dialog factories.
*/
static QList <FileDialogFactory*> registeredFactories();
/*!
* Returns \b true if selected file dialog doesn't support nonmodal mode, otherwise returns \b false
*/
static bool isModal();
/*!
* Selects current file dialog factory.
*/
static void setEnabled(FileDialogFactory *factory);
/*!
* Returns \b true if file dialog \b factory is used by default, otherwise returns \b false
*/
static bool isEnabled(FileDialogFactory *factory);
signals:
/*!
* Emitted when the add button has pressed. Subclass should emit this signal.
*/
void filesAdded(const QStringList&);
protected:
/*!
* Object constructor.
*/
FileDialog();
/*!
* This is a function that will open modal file dialog and
* return an existing directory selected by the user.
*
* @param parent Parent widget.
* @param caption Dialog title.
* @param dir Default directory.
*/
virtual QString existingDirectory(QWidget *parent,
const QString &caption,
const QString &dir);
/*!
* This is a function that will open modal file dialog and
* return an existing file selected by the user.
* Subclass should reimplement this function.
* @param parent Parent widget.
* @param caption Dialog title.
* @param dir Default directory.
* @param filter Filer used by file dialog
* (example: "Audio (*.mp3 *.ogg);;Text files (*.txt);;XML files (*.xml)").
* @param selectedFilter Default selected filter
*/
virtual QString openFileName( QWidget *parent,
const QString &caption,
const QString &dir,
const QString &filter,
QString *selectedFilter);
/*!
* This is a function that will open modal file dialog and
* return an existing files selected by the user.
* Subclass should reimplement this function.
* @param parent Parent widget.
* @param caption Dialog title.
* @param dir Default directory.
* @param filter Filer used by file dialog
* (example: "Audio (*.mp3 *.ogg);;Text files (*.txt);;XML files (*.xml)").
* @param selectedFilter Default selected filter
*/
virtual QStringList openFileNames(QWidget *parent,
const QString &caption,
const QString &dir,
const QString &filter,
QString *selectedFilter);
/*!
* This is a function that will open modal file dialog and
* return a file name selected by the user. The file does not have to exist.
* Subclass should reimplement this function.
* @param parent Parent widget.
* @param caption Dialog title.
* @param dir Default directory.
* @param filter Filer used by file dialog
* (example: "Audio (*.mp3 *.ogg);;Text files (*.txt);;XML files (*.xml)").
* @param selectedFilter Default selected filter.
*/
virtual QString saveFileName ( QWidget *parent ,
const QString &caption,
const QString &dir,
const QString &filter ,
QString *selectedFilter);
/*!
* Returns \b true if file dialog doesn't support nonmodal mode, otherwise returns \b false
* Subclass should reimplement this function.
*/
virtual bool modal()const
{
return true;
};
/*!
* Object destructor
*/
virtual ~FileDialog()
{
;
};
/*!
* Opens nonmodal file dialog. Selected file dialog should support nonmodal mode.
* Otherwise this function does nothing.
* Nonmodal dialog subclass should reimplement this function.
* @param dir Default directory.
* @param mode File dialog mode.
* @param caption Dialog title.
* @param mask Filer used by file dialog
*/
virtual void raise(const QString &dir = QString(),
Mode mode = AddFiles,
const QString &caption = QString(),
const QStringList &mask = QStringList())
{
Q_UNUSED(dir);
Q_UNUSED(mode);
Q_UNUSED(caption);
Q_UNUSED(mask);
}
/*!
* Returns a pointer to the selected file dialog instance.
*/
static FileDialog* instance();
/*!
* Returns a pointer to the default file dialog instance.
*/
static FileDialog* defaultInstance();
/*!
* Registers file dialog \b factory
* Returns \b false if \b factory is already registered, otherwise returns \b true
*/
static bool registerFactory(FileDialogFactory *factory);
private slots:
void updateLastDir(const QStringList&);
private:
void init(QObject* receiver, const char* member, QString *dir);
static void registerBuiltinFactories();
static void registerExternalFactories();
static QMap <QString,FileDialogFactory*> factories;
static FileDialog* _instance;
static QString m_current_factory;
bool m_initialized;
QString *m_lastDir;
};
#endif
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