/**************************************************************************
* Copyright (C) 2008-2014 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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <QFile>
#include <QSettings>
#include <QTranslator>
#include <QApplication>
#include <QPluginLoader>
#include <QMetaObject>
#include <QLibrary>
#include <qmmp/qmmp.h>
#include "qmmpuiplugincache_p.h"
#include "filedialog.h"
#include "qtfiledialog_p.h"
//static functions
FileDialog* FileDialog::m_instance = 0;
QList<QmmpUiPluginCache*> *FileDialog::m_cache = 0;
FileDialogFactory *FileDialog::m_currentFactory = 0;
void FileDialog::loadPlugins()
{
if (m_cache)
return;
m_cache = new QList<QmmpUiPluginCache*>;
m_cache->append(new QmmpUiPluginCache(new QtFileDialogFactory));
QSettings settings (Qmmp::configFile(), QSettings::IniFormat);
QDir pluginsDir (Qmmp::pluginsPath());
pluginsDir.cd("FileDialogs");
QStringList filters;
filters << "*.dll" << "*.so";
foreach (QString fileName, pluginsDir.entryList(filters, QDir::Files))
{
QmmpUiPluginCache *item = new QmmpUiPluginCache(pluginsDir.absoluteFilePath(fileName), &settings);
if(item->hasError())
{
delete item;
continue;
}
m_cache->append(item);
}
}
QList<FileDialogFactory *> FileDialog::factories()
{
loadPlugins();
QList<FileDialogFactory *> list;
foreach (QmmpUiPluginCache *item, *m_cache)
{
if(item->fileDialogFactory())
list.append(item->fileDialogFactory());
}
return list;
}
void FileDialog::setEnabled(FileDialogFactory *factory)
{
loadPlugins();
QSettings settings (Qmmp::configFile(), QSettings::IniFormat);
settings.setValue("FileDialog", factory->properties().shortName);
}
bool FileDialog::isEnabled(FileDialogFactory *factory)
{
loadPlugins();
QSettings settings (Qmmp::configFile(), QSettings::IniFormat);
QString name = settings.value("FileDialog", "qt_dialog").toString();
return factory->properties().shortName == name;
}
QString FileDialog::file(FileDialogFactory *factory)
{
loadPlugins();
foreach(QmmpUiPluginCache *item, *m_cache)
{
if(item->shortName() == factory->properties().shortName)
return item->file();
}
return QString();
}
QString FileDialog::getExistingDirectory(QWidget *parent,
const QString &caption,
const QString &dir)
{
return instance()->existingDirectory(parent,caption,dir);
}
QString FileDialog::getOpenFileName(QWidget *parent,
const QString &caption,
const QString &dir,
const QString &filter,
QString *selectedFilter)
{
return instance()->openFileName(parent,caption,dir,filter,selectedFilter);
}
QStringList FileDialog::getOpenFileNames(QWidget *parent, const QString &caption,
const QString &dir,const QString &filter,
QString *selectedFilter)
{
return instance()->openFileNames(parent,caption,dir,filter,selectedFilter);
}
QString FileDialog::getSaveFileName (QWidget *parent, const QString &caption,
const QString& dir, const QString &filter,
QString *selectedFilter)
{
return instance()->saveFileName(parent,caption,dir,filter,selectedFilter);
}
void FileDialog::popup(QWidget *parent,
Mode m,
QString *dir,
QObject *receiver,
const char *member,
const QString &caption,
const QString &filters)
{
if (!dir)
qFatal("FileDialog: empty last dir pointer");
FileDialog* inst = instance();
inst->setParent(parent);
inst->init(receiver, member, dir);
if (!m_currentFactory->properties().modal)
inst->raise(*dir, m, caption, filters.split(";;"));
else
{
QStringList files;
if (m == AddFiles || m == AddFile || m == AddDirsFiles)
{
QString selectedFilter;
files = getOpenFileNames(parent, caption, *dir, filters, &selectedFilter);
}
else if (m == AddDirs || m == AddDir)
{
QString path = getExistingDirectory(parent, caption, *dir);
if (!path.isEmpty())
files << path;
}
QMetaObject::invokeMethod(inst, "filesAdded", Q_ARG(QStringList, files));
}
}
FileDialog* FileDialog::instance()
{
loadPlugins();
FileDialogFactory *selected = 0;
QSettings settings (Qmmp::configFile(), QSettings::IniFormat);
QString name = settings.value("FileDialog", "qt_dialog").toString();
foreach(QmmpUiPluginCache *item, *m_cache)
{
if(item->shortName() == name)
{
selected = item->fileDialogFactory();
break;
}
}
if(!selected)
selected = m_cache->at(0)->fileDialogFactory();
if(selected == m_currentFactory && m_instance)
return m_instance;
if(m_instance)
{
delete m_instance;
m_instance = 0;
}
m_currentFactory = selected;
m_instance = m_currentFactory->create();
return m_instance;
}
FileDialog* FileDialog::createDefault()
{
return m_cache->at(0)->fileDialogFactory()->create();
}
//base implementation
FileDialog::FileDialog() : QObject(), m_initialized(false)
{
m_lastDir = 0;
}
FileDialog::~FileDialog() {}
void FileDialog::raise(const QString &dir, Mode mode, const QString &caption, const QStringList &mask)
{
Q_UNUSED(dir);
Q_UNUSED(mode);
Q_UNUSED(caption);
Q_UNUSED(mask);
}
QString FileDialog::existingDirectory(QWidget *parent, const QString &caption, const QString &dir)
{
FileDialog *instance = FileDialog::createDefault();
QString dir_path = instance->existingDirectory(parent, caption, dir);
delete instance;
return dir_path;
}
QString FileDialog::openFileName(QWidget *parent, const QString &caption, const QString &dir,
const QString &filter, QString *selectedFilter)
{
FileDialog *instance = FileDialog::createDefault();
QString file_path = instance->openFileName(parent, caption, dir, filter, selectedFilter);
delete instance;
return file_path;
}
QStringList FileDialog::openFileNames(QWidget *parent, const QString &caption, const QString &dir,
const QString &filter, QString *selectedFilter)
{
FileDialog *instance = FileDialog::createDefault();
QStringList list = instance->openFileNames(parent, caption, dir, filter, selectedFilter);
delete instance;
return list;
}
QString FileDialog::saveFileName(QWidget *parent, const QString &caption, const QString &dir,
const QString &filter, QString *selectedFilter)
{
FileDialog *instance = FileDialog::createDefault();
QString file_path = instance->saveFileName(parent, caption, dir, filter, selectedFilter);
delete instance;
return file_path;
}
void FileDialog::init(QObject* receiver, const char* member, QString *dir)
{
m_lastDir = dir;
if (m_initialized)
disconnect();
if (receiver && member)
{
connect(this,SIGNAL(filesAdded(const QStringList&)), receiver, member);
connect(this,SIGNAL(filesAdded(const QStringList&)), SLOT(updateLastDir(const QStringList&)));
m_initialized = true;
}
}
void FileDialog::updateLastDir(const QStringList& list)
{
if (!list.isEmpty() && m_lastDir)
{
QString path = list[0];
if (path.endsWith('/'))
path.remove(path.size()-1, 1);
*m_lastDir = path.left(path.lastIndexOf ('/'));
}
}
