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// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <atomic>
#include <utility>
#include <QImage>
#include <QRunnable>
#include <QStandardItem>
#include <QString>
#include "common/string_util.h"
#include "ui_settings.h"
#include "yuzu/util/util.h"
/**
* Gets the default icon (for games without valid SMDH)
* @param large If true, returns large icon (48x48), otherwise returns small icon (24x24)
* @return QPixmap default icon
*/
static QPixmap GetDefaultIcon(u32 size) {
QPixmap icon(size, size);
icon.fill(Qt::transparent);
return icon;
}
class GameListItem : public QStandardItem {
public:
GameListItem() = default;
explicit GameListItem(const QString& string) : QStandardItem(string) {}
};
/**
* A specialization of GameListItem for path values.
* This class ensures that for every full path value it holds, a correct string representation
* of just the filename (with no extension) will be displayed to the user.
* If this class receives valid SMDH data, it will also display game icons and titles.
*/
class GameListItemPath : public GameListItem {
public:
static const int FullPathRole = Qt::UserRole + 1;
static const int TitleRole = Qt::UserRole + 2;
static const int ProgramIdRole = Qt::UserRole + 3;
static const int FileTypeRole = Qt::UserRole + 4;
GameListItemPath() = default;
GameListItemPath(const QString& game_path, const std::vector<u8>& picture_data,
const QString& game_name, const QString& game_type, u64 program_id) {
setData(game_path, FullPathRole);
setData(game_name, TitleRole);
setData(qulonglong(program_id), ProgramIdRole);
setData(game_type, FileTypeRole);
const u32 size = UISettings::values.icon_size;
QPixmap picture;
if (!picture.loadFromData(picture_data.data(), static_cast<u32>(picture_data.size()))) {
picture = GetDefaultIcon(size);
}
picture = picture.scaled(size, size);
setData(picture, Qt::DecorationRole);
}
QVariant data(int role) const override {
if (role == Qt::DisplayRole) {
std::string filename;
Common::SplitPath(data(FullPathRole).toString().toStdString(), nullptr, &filename,
nullptr);
const std::array<QString, 4> row_data{{
QString::fromStdString(filename),
data(FileTypeRole).toString(),
QString::fromStdString(fmt::format("0x{:016X}", data(ProgramIdRole).toULongLong())),
data(TitleRole).toString(),
}};
const auto& row1 = row_data.at(UISettings::values.row_1_text_id);
const auto& row2 = row_data.at(UISettings::values.row_2_text_id);
if (row1.isEmpty() || row1 == row2)
return row2;
if (row2.isEmpty())
return row1;
return row1 + "\n " + row2;
}
return GameListItem::data(role);
}
};
/**
* A specialization of GameListItem for size values.
* This class ensures that for every numerical size value it holds (in bytes), a correct
* human-readable string representation will be displayed to the user.
*/
class GameListItemSize : public GameListItem {
public:
static const int SizeRole = Qt::UserRole + 1;
GameListItemSize() = default;
explicit GameListItemSize(const qulonglong size_bytes) {
setData(size_bytes, SizeRole);
}
void setData(const QVariant& value, int role) override {
// By specializing setData for SizeRole, we can ensure that the numerical and string
// representations of the data are always accurate and in the correct format.
if (role == SizeRole) {
qulonglong size_bytes = value.toULongLong();
GameListItem::setData(ReadableByteSize(size_bytes), Qt::DisplayRole);
GameListItem::setData(value, SizeRole);
} else {
GameListItem::setData(value, role);
}
}
/**
* This operator is, in practice, only used by the TreeView sorting systems.
* Override it so that it will correctly sort by numerical value instead of by string
* representation.
*/
bool operator<(const QStandardItem& other) const override {
return data(SizeRole).toULongLong() < other.data(SizeRole).toULongLong();
}
};
/**
* Asynchronous worker object for populating the game list.
* Communicates with other threads through Qt's signal/slot system.
*/
class GameListWorker : public QObject, public QRunnable {
Q_OBJECT
public:
GameListWorker(FileSys::VirtualFilesystem vfs, QString dir_path, bool deep_scan)
: vfs(std::move(vfs)), dir_path(std::move(dir_path)), deep_scan(deep_scan) {}
public slots:
/// Starts the processing of directory tree information.
void run() override;
/// Tells the worker that it should no longer continue processing. Thread-safe.
void Cancel();
signals:
/**
* The `EntryReady` signal is emitted once an entry has been prepared and is ready
* to be added to the game list.
* @param entry_items a list with `QStandardItem`s that make up the columns of the new entry.
*/
void EntryReady(QList<QStandardItem*> entry_items);
/**
* After the worker has traversed the game directory looking for entries, this signal is emmited
* with a list of folders that should be watched for changes as well.
*/
void Finished(QStringList watch_list);
private:
FileSys::VirtualFilesystem vfs;
std::map<u64, std::shared_ptr<FileSys::NCA>> nca_control_map;
QStringList watch_list;
QString dir_path;
bool deep_scan;
std::atomic_bool stop_processing;
void AddInstalledTitlesToGameList();
void FillControlMap(const std::string& dir_path);
void AddFstEntriesToGameList(const std::string& dir_path, unsigned int recursion = 0);
};
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