qBittorrent/src/gui/fspathedit.h
2017-05-08 10:08:29 +02:00

151 lines
4.6 KiB
C++

/*
* Bittorrent Client using Qt and libtorrent.
* Copyright (C) 2016 Eugene Shalygin
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
#ifndef QBT_FSPATHEDIT_H
#define QBT_FSPATHEDIT_H
#include <QScopedPointer>
#include <QWidget>
namespace Private
{
class FileEditorWithCompletion;
class FileLineEdit;
class FileComboEdit;
}
/*!
* \brief
* Widget for editing strings which are paths in filesystem
*/
class FileSystemPathEdit: public QWidget
{
Q_OBJECT
Q_ENUMS(Mode)
Q_PROPERTY(Mode mode READ mode WRITE setMode)
Q_PROPERTY(QString selectedPath READ selectedPath WRITE setSelectedPath NOTIFY selectedPathChanged)
Q_PROPERTY(QString fileNameFilter READ fileNameFilter WRITE setFileNameFilter)
Q_PROPERTY(QString dialogCaption READ dialogCaption WRITE setDialogCaption)
public:
~FileSystemPathEdit() override;
enum class Mode
{
FileOpen, //!< opening files, shows open file dialog
FileSave, //!< saving files, shows save file dialog
DirectoryOpen, //!< selecting existing directories
DirectorySave //!< selecting directories for saving
};
Mode mode() const;
void setMode(Mode mode);
QString currentDirectory() const;
QString selectedPath() const;
void setSelectedPath(const QString &val);
QString fileNameFilter() const;
void setFileNameFilter(const QString &val);
/// The browse button caption is "..." if true, and "Browse" otherwise
bool briefBrowseButtonCaption() const;
void setBriefBrowseButtonCaption(bool brief);
QString dialogCaption() const;
void setDialogCaption(const QString &caption);
virtual void clear() = 0;
signals:
void selectedPathChanged(const QString &path);
protected:
explicit FileSystemPathEdit(Private::FileEditorWithCompletion *editor, QWidget *parent);
template <class Widget>
Widget *editWidget() const
{
return static_cast<Widget *>(editWidgetImpl());
}
protected slots:
void onPathEdited();
private:
virtual QString editWidgetText() const = 0;
virtual void setEditWidgetText(const QString &text) = 0;
QWidget *editWidgetImpl() const;
Q_DISABLE_COPY(FileSystemPathEdit)
class FileSystemPathEditPrivate;
Q_DECLARE_PRIVATE(FileSystemPathEdit)
QScopedPointer<FileSystemPathEditPrivate> const d_ptr;
};
/// Widget which uses QLineEdit for path editing
class FileSystemPathLineEdit: public FileSystemPathEdit
{
using base = FileSystemPathEdit;
using WidgetType = Private::FileLineEdit;
public:
explicit FileSystemPathLineEdit(QWidget *parent = nullptr);
void clear() override;
private:
QString editWidgetText() const override;
void setEditWidgetText(const QString &text) override;
};
/// Widget which uses QComboBox for path editing
class FileSystemPathComboEdit: public FileSystemPathEdit
{
using base = FileSystemPathEdit;
using WidgetType = Private::FileComboEdit;
public:
explicit FileSystemPathComboEdit(QWidget *parent = nullptr);
void clear() override;
int count() const;
QString item(int index) const;
void addItem(const QString &text);
void insertItem(int index, const QString &text);
int currentIndex() const;
void setCurrentIndex(int index);
private:
QString editWidgetText() const override;
void setEditWidgetText(const QString &text) override;
};
#endif // QBT_FSPATHEDIT_H