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[fs/core] Load external content without NAND install (#2862)

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Adds the capability to add DLC and Updates without installing them to NAND. This was tested on Windows only and needs Android integration.

Co-authored-by: crueter <crueter@eden-emu.dev>
Co-authored-by: wildcard <wildcard@eden-emu.dev>
Co-authored-by: nekle <nekle@protonmail.com>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/2862
Reviewed-by: DraVee <dravee@eden-emu.dev>
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: Maufeat <sahyno1996@gmail.com>
Co-committed-by: Maufeat <sahyno1996@gmail.com>
This commit is contained in:
Maufeat 2026-02-06 14:05:44 +01:00 • committed by crueter
parent e07e269bd7
commit 69aff83ef4
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GPG key ID: 425ACD2D4830EBC6
40 changed files with 1790 additions and 126 deletions
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33
src/yuzu/game_list.cpp
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@ -16,11 +16,13 @@
#include <QToolButton>
#include <QVariantAnimation>
#include <fmt/ranges.h>
#include <qfilesystemwatcher.h>
#include <qnamespace.h>
#include <qscroller.h>
#include <qscrollerproperties.h>
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/settings.h"
#include "core/core.h"
#include "core/file_sys/patch_manager.h"
#include "core/file_sys/registered_cache.h"
@ -32,6 +34,7 @@
#include "yuzu/game_list_worker.h"
#include "yuzu/main_window.h"
#include "yuzu/util/controller_navigation.h"
#include "qt_common/qt_common.h"
GameListSearchField::KeyReleaseEater::KeyReleaseEater(GameList* gamelist_, QObject* parent)
: QObject(parent), gamelist{gamelist_} {}
@ -325,6 +328,10 @@ GameList::GameList(FileSys::VirtualFilesystem vfs_, FileSys::ManualContentProvid
watcher = new QFileSystemWatcher(this);
connect(watcher, &QFileSystemWatcher::directoryChanged, this, &GameList::RefreshGameDirectory);
external_watcher = new QFileSystemWatcher(this);
ResetExternalWatcher();
connect(external_watcher, &QFileSystemWatcher::directoryChanged, this, &GameList::RefreshExternalContent);
this->main_window = parent;
layout = new QVBoxLayout;
tree_view = new QTreeView;
@ -919,12 +926,38 @@ const QStringList GameList::supported_file_extensions = {
void GameList::RefreshGameDirectory()
{
// Reset the externals watcher whenever the game list is reloaded,
// primarily ensures that new titles and external dirs are caught.
ResetExternalWatcher();
if (!UISettings::values.game_dirs.empty() && current_worker != nullptr) {
LOG_INFO(Frontend, "Change detected in the games directory. Reloading game list.");
QtCommon::system->GetFileSystemController().CreateFactories(*QtCommon::vfs);
PopulateAsync(UISettings::values.game_dirs);
}
}
void GameList::RefreshExternalContent() {
// TODO: Explore the possibility of only resetting the metadata cache for that specific game.
if (!UISettings::values.game_dirs.empty() && current_worker != nullptr) {
LOG_INFO(Frontend, "External content directory changed. Clearing metadata cache.");
QtCommon::Game::ResetMetadata(false);
QtCommon::system->GetFileSystemController().CreateFactories(*QtCommon::vfs);
PopulateAsync(UISettings::values.game_dirs);
}
}
void GameList::ResetExternalWatcher() {
auto watch_dirs = external_watcher->directories();
if (!watch_dirs.isEmpty()) {
external_watcher->removePaths(watch_dirs);
}
for (const std::string &dir : Settings::values.external_content_dirs) {
external_watcher->addPath(QString::fromStdString(dir));
}
}
void GameList::ToggleFavorite(u64 program_id) {
if (!UISettings::values.favorited_ids.contains(program_id)) {
tree_view->setRowHidden(0, item_model->invisibleRootItem()->index(),