pollymc/launcher/ui/themes/ThemeManager.cpp
Tayou c2f37716e5
clang_format for PR files
I'm getting a rendezvous... I thought I did this already

Signed-off-by: Tayou <tayou@gmx.net>
2022-11-03 05:05:07 +01:00

156 lines
5.7 KiB
C++

// SPDX-License-Identifier: GPL-3.0-only
/*
* Prism Launcher - Minecraft Launcher
* Copyright (C) 2022 Tayou <tayou@gmx.net>
*
* 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, version 3.
*
* 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, see <https://www.gnu.org/licenses/>.
*/
#include "ThemeManager.h"
#include <QApplication>
#include <QDir>
#include <QDirIterator>
#include <QIcon>
#include "ui/themes/BrightTheme.h"
#include "ui/themes/CustomTheme.h"
#include "ui/themes/DarkTheme.h"
#include "ui/themes/SystemTheme.h"
#include "Application.h"
#ifdef Q_OS_WIN
#include <windows.h>
// this is needed for versionhelpers.h, it is also included in WinDarkmode, but we can't rely on that.
// Ultimately this should be included in versionhelpers, but that is outside of the project.
#include "ui/WinDarkmode.h"
#include <versionhelpers.h>
#endif
ThemeManager::ThemeManager(MainWindow* mainWindow)
{
m_mainWindow = mainWindow;
InitializeThemes();
}
/// @brief Adds the Theme to the list of themes
/// @param theme The Theme to add
/// @return Theme ID
QString ThemeManager::AddTheme(std::unique_ptr<ITheme> theme)
{
QString id = theme->id();
m_themes.emplace(id, std::move(theme));
return id;
}
/// @brief Gets the Theme from the List via ID
/// @param themeId Theme ID of theme to fetch
/// @return Theme at themeId
ITheme* ThemeManager::GetTheme(QString themeId)
{
return m_themes[themeId].get();
}
void ThemeManager::InitializeThemes()
{
// Icon themes
{
// TODO: icon themes and instance icons do not mesh well together. Rearrange and fix discrepancies!
// set icon theme search path!
auto searchPaths = QIcon::themeSearchPaths();
searchPaths.append("iconthemes");
QIcon::setThemeSearchPaths(searchPaths);
themeDebugLog() << "<> Icon themes initialized.";
}
// Initialize widget themes
{
themeDebugLog() << "<> Initializing Widget Themes";
themeDebugLog() << "Loading Built-in Theme:" << AddTheme(std::make_unique<SystemTheme>());
auto darkThemeId = AddTheme(std::make_unique<DarkTheme>());
themeDebugLog() << "Loading Built-in Theme:" << darkThemeId;
themeDebugLog() << "Loading Built-in Theme:" << AddTheme(std::make_unique<BrightTheme>());
// TODO: need some way to differentiate same name themes in different subdirectories (maybe smaller grey text next to theme name in
// dropdown?)
QString themeFolder = QDir("./themes/").absoluteFilePath("");
themeDebugLog() << "Theme Folder Path: " << themeFolder;
QDirIterator directoryIterator(themeFolder, QDir::Dirs | QDir::NoDotAndDotDot, QDirIterator::Subdirectories);
while (directoryIterator.hasNext()) {
QDir dir(directoryIterator.next());
QFileInfo themeJson(dir.absoluteFilePath("theme.json"));
if (themeJson.exists()) {
// Load "theme.json" based themes
themeDebugLog() << "Loading JSON Theme from:" << themeJson.absoluteFilePath();
AddTheme(std::make_unique<CustomTheme>(GetTheme(darkThemeId), themeJson, true));
} else {
// Load pure QSS Themes
QDirIterator stylesheetFileIterator(dir.absoluteFilePath(""), { "*.qss", "*.css" }, QDir::Files);
while (stylesheetFileIterator.hasNext()) {
QFile customThemeFile(stylesheetFileIterator.next());
QFileInfo customThemeFileInfo(customThemeFile);
themeDebugLog() << "Loading QSS Theme from:" << customThemeFileInfo.absoluteFilePath();
AddTheme(std::make_unique<CustomTheme>(GetTheme(darkThemeId), customThemeFileInfo, false));
}
}
}
themeDebugLog() << "<> Widget themes initialized.";
}
}
QList<ITheme*> ThemeManager::getValidApplicationThemes()
{
QList<ITheme*> ret;
ret.reserve(m_themes.size());
for (auto&& [id, theme] : m_themes) {
ret.append(theme.get());
}
return ret;
}
void ThemeManager::setIconTheme(const QString& name)
{
QIcon::setThemeName(name);
}
void ThemeManager::applyCurrentlySelectedTheme()
{
setIconTheme(APPLICATION->settings()->get("IconTheme").toString());
themeDebugLog() << "<> Icon theme set.";
setApplicationTheme(APPLICATION->settings()->get("ApplicationTheme").toString(), true);
themeDebugLog() << "<> Application theme set.";
}
void ThemeManager::setApplicationTheme(const QString& name, bool initial)
{
auto systemPalette = qApp->palette();
auto themeIter = m_themes.find(name);
if (themeIter != m_themes.end()) {
auto& theme = themeIter->second;
themeDebugLog() << "applying theme" << theme->name();
theme->apply(initial);
#ifdef Q_OS_WIN
if (m_mainWindow && IsWindows10OrGreater()) {
if (QString::compare(theme->id(), "dark") == 0) {
WinDarkmode::setDarkWinTitlebar(m_mainWindow->winId(), true);
} else {
WinDarkmode::setDarkWinTitlebar(m_mainWindow->winId(), false);
}
}
#endif
} else {
themeWarningLog() << "Tried to set invalid theme:" << name;
}
}