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// Copyright 2015 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <QDir>
#include <QDirIterator>
#include <QFile>
#include "DolphinQt2/Settings.h"
#include "DolphinQt2/GameList/GameTracker.h"
static const QStringList game_filters{
QStringLiteral("*.gcm"),
QStringLiteral("*.iso"),
QStringLiteral("*.ciso"),
QStringLiteral("*.gcz"),
QStringLiteral("*.wbfs"),
QStringLiteral("*.wad"),
QStringLiteral("*.elf"),
QStringLiteral("*.dol")
};
GameTracker::GameTracker(QObject* parent)
: QFileSystemWatcher(parent)
{
m_loader = new GameLoader;
m_loader->moveToThread(&m_loader_thread);
qRegisterMetaType<QSharedPointer<GameFile>>();
connect(&m_loader_thread, &QThread::finished, m_loader, &QObject::deleteLater);
connect(this, &QFileSystemWatcher::directoryChanged, this, &GameTracker::UpdateDirectory);
connect(this, &QFileSystemWatcher::fileChanged, this, &GameTracker::UpdateFile);
connect(this, &GameTracker::PathChanged, m_loader, &GameLoader::LoadGame);
connect(m_loader, &GameLoader::GameLoaded, this, &GameTracker::GameLoaded);
m_loader_thread.start();
for (QString dir : Settings().GetPaths())
AddDirectory(dir);
}
GameTracker::~GameTracker()
{
m_loader_thread.quit();
m_loader_thread.wait();
}
void GameTracker::AddDirectory(const QString& dir)
{
if (!QFileInfo(dir).exists())
return;
addPath(dir);
UpdateDirectory(dir);
}
void GameTracker::RemoveDirectory(const QString& dir)
{
removePath(dir);
QDirIterator it(dir, game_filters, QDir::NoFilter, QDirIterator::Subdirectories);
while (it.hasNext())
{
QString path = QFileInfo(it.next()).canonicalFilePath();
if (m_tracked_files.contains(path))
{
m_tracked_files[path]--;
if (m_tracked_files[path] == 0)
{
removePath(path);
m_tracked_files.remove(path);
emit GameRemoved(path);
}
}
}
}
void GameTracker::UpdateDirectory(const QString& dir)
{
QDirIterator it(dir, game_filters, QDir::NoFilter, QDirIterator::Subdirectories);
while (it.hasNext())
{
QString path = QFileInfo(it.next()).canonicalFilePath();
if (m_tracked_files.contains(path))
{
m_tracked_files[path]++;
}
else
{
addPath(path);
m_tracked_files[path] = 1;
emit PathChanged(path);
}
}
}
void GameTracker::UpdateFile(const QString& file)
{
if (QFileInfo(file).exists())
{
emit PathChanged(file);
}
else if (removePath(file))
{
m_tracked_files.remove(file);
emit GameRemoved(file);
}
}
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