eden/src/qt_common/uisettings.cpp
crueter f4386423e8
[qt] refactor: qt_common lib (#94)
This is part of a series of PRs made in preparation for the QML rewrite. this PR specifically moves a bunch of utility functions from main.cpp into qt_common, with the biggest benefit being that QML can reuse the exact same code through ctx passthrough.

Also, QtCommon::Frontend is an abstraction layer over several previously Widgets-specific stuff like QMessageBox that gets used everywhere. The idea is that once QML is implemented, these functions can have a Quick version implemented for systems that don't work well with Widgets (sun) or for those on Plasma 6+ (reduces memory usage w/o Widgets linkage) although Quick from C++ is actually anal, but whatever.

Other than that this should also just kinda reduce the size of main.cpp which is a 6000-line behemoth rn, and clangd straight up gives up with it for me (likely caused by the massive amount of headers, which this DOES reduce).

In the future, I probably want to create a common strings lookup table that both Qt and QML can reference--though I'm not sure how much linguist likes that--which should give us a way to keep language consistent (use frozen-map).

TODO: Docs for Qt stuff

Co-authored-by: MaranBr <maranbr@outlook.com>
Reviewed-on: eden-emu/eden#94
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Reviewed-by: Shinmegumi <shinmegumi@eden-emu.dev>
2025-09-15 17:21:18 +02:00

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// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: 2016 Citra Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <QSettings>
#include "common/fs/fs.h"
#include "common/fs/path_util.h"
#include "qt_common/uisettings.h"
#ifndef CANNOT_EXPLICITLY_INSTANTIATE
namespace Settings {
template class Setting<bool>;
template class Setting<std::string>;
template class Setting<u16, true>;
template class Setting<u32>;
template class Setting<u8, true>;
template class Setting<u8>;
template class Setting<unsigned long long>;
} // namespace Settings
#endif
namespace FS = Common::FS;
namespace UISettings {
const Themes themes{{
{"Default", "default"},
{"Default Colorful", "colorful"},
{"Dark", "qdarkstyle"},
{"Dark Colorful", "colorful_dark"},
{"Midnight Blue", "qdarkstyle_midnight_blue"},
{"Midnight Blue Colorful", "colorful_midnight_blue"},
}};
bool IsDarkTheme() {
const auto& theme = UISettings::values.theme;
return theme == std::string("qdarkstyle") || theme == std::string("qdarkstyle_midnight_blue") ||
theme == std::string("colorful_dark") || theme == std::string("colorful_midnight_blue");
}
Values values = {};
u32 CalculateWidth(u32 height, Settings::AspectRatio ratio) {
switch (ratio) {
case Settings::AspectRatio::R4_3:
return height * 4 / 3;
case Settings::AspectRatio::R21_9:
return height * 21 / 9;
case Settings::AspectRatio::R16_10:
return height * 16 / 10;
case Settings::AspectRatio::R16_9:
case Settings::AspectRatio::Stretch:
// TODO: Move this function wherever appropriate to implement Stretched aspect
break;
}
return height * 16 / 9;
}
void SaveWindowState() {
const auto window_state_config_loc =
FS::PathToUTF8String(FS::GetEdenPath(FS::EdenPath::ConfigDir) / "window_state.ini");
void(FS::CreateParentDir(window_state_config_loc));
QSettings config(QString::fromStdString(window_state_config_loc), QSettings::IniFormat);
config.setValue(QStringLiteral("geometry"), values.geometry);
config.setValue(QStringLiteral("state"), values.state);
config.setValue(QStringLiteral("geometryRenderWindow"), values.renderwindow_geometry);
config.setValue(QStringLiteral("gameListHeaderState"), values.gamelist_header_state);
config.sync();
}
void RestoreWindowState(std::unique_ptr<QtConfig>& qtConfig) {
const auto window_state_config_loc =
FS::PathToUTF8String(FS::GetEdenPath(FS::EdenPath::ConfigDir) / "window_state.ini");
// Migrate window state from old location
if (!FS::Exists(window_state_config_loc) && qtConfig->Exists("UI", "UILayout\\geometry")) {
const auto config_loc =
FS::PathToUTF8String(FS::GetEdenPath(FS::EdenPath::ConfigDir) / "qt-config.ini");
QSettings config(QString::fromStdString(config_loc), QSettings::IniFormat);
config.beginGroup(QStringLiteral("UI"));
config.beginGroup(QStringLiteral("UILayout"));
values.geometry = config.value(QStringLiteral("geometry")).toByteArray();
values.state = config.value(QStringLiteral("state")).toByteArray();
values.renderwindow_geometry =
config.value(QStringLiteral("geometryRenderWindow")).toByteArray();
values.gamelist_header_state =
config.value(QStringLiteral("gameListHeaderState")).toByteArray();
config.endGroup();
config.endGroup();
return;
}
void(FS::CreateParentDir(window_state_config_loc));
const QSettings config(QString::fromStdString(window_state_config_loc), QSettings::IniFormat);
values.geometry = config.value(QStringLiteral("geometry")).toByteArray();
values.state = config.value(QStringLiteral("state")).toByteArray();
values.renderwindow_geometry =
config.value(QStringLiteral("geometryRenderWindow")).toByteArray();
values.gamelist_header_state =
config.value(QStringLiteral("gameListHeaderState")).toByteArray();
}
} // namespace UISettings