Bump QT to 6.9.1 and fix windows

Author: Sightem

gui/qt/CMakeLists.txt

@@ -73,7 +73,10 @@ endif()
 include(GNUInstallDirs)
 
 find_package(QT NAMES Qt6 REQUIRED COMPONENTS Core)
-find_package(Qt6 REQUIRED COMPONENTS DBus Gui Network Widgets)
+find_package(Qt6 REQUIRED COMPONENTS Gui Network Widgets)
+if(NOT WIN32)
+    find_package(Qt6 COMPONENTS DBus)
+endif()
 
 set(CMAKE_AUTORCC ON)
 set(CMAKE_AUTOMOC ON)
@@ -284,10 +287,12 @@ endif()
 target_link_libraries(CEmu PRIVATE
     Qt::Core
     Qt::Gui
-    Qt::DBus # needed at runtime by QtGui for some reason...?
     Qt::Network
     Qt::Widgets
 )
+if(TARGET Qt::DBus)
+    target_link_libraries(CEmu PRIVATE Qt::DBus)
+endif()
 
 include(CheckIPOSupported)
 check_ipo_supported(RESULT lto_supported OUTPUT error)

gui/qt/main.cpp

@@ -7,6 +7,7 @@
 #include <QtCore/QCommandLineParser>
 #include <QtWidgets/QApplication>
 #include <QtGui/QFontDatabase>
+#include <QtWidgets/QStyleFactory>
 
 int main(int argc, char *argv[]) {
 
@@ -16,6 +17,16 @@ int main(int argc, char *argv[]) {
 #endif
     QApplication app(argc, argv);
 
+#if defined(Q_OS_WIN)
+    const QString kDesiredStyle = QStringLiteral("WindowsVista");
+    const auto availableStyles = QStyleFactory::keys();
+    if (availableStyles.contains(kDesiredStyle, Qt::CaseInsensitive)) {
+        QApplication::setStyle(QStyleFactory::create(kDesiredStyle));
+    } else if (availableStyles.contains(QStringLiteral("Fusion"), Qt::CaseInsensitive)) {
+        QApplication::setStyle(QStyleFactory::create(QStringLiteral("Fusion")));
+    }
+#endif
+
     QCoreApplication::setOrganizationName(QStringLiteral("cemu-dev"));
     QCoreApplication::setApplicationName(QStringLiteral("CEmu"));
     QCoreApplication::setApplicationVersion(QStringLiteral(CEMU_VERSION " (git: " CEMU_GIT_SHA ")"));

gui/qt/vcpkg.json

@@ -18,17 +18,24 @@
     {
       "name": "qtbase",
       "default-features": false,
-      "features": [ "dbus", "gui", "network", "widgets", "png" ]
+      "features": [ "gui", "network", "widgets", "png" ],
+      "platform": "windows"
     },
     {
       "name": "qtbase",
       "default-features": false,
-      "features": [ "fontconfig", "xcb" ],
+      "features": [ "gui", "network", "widgets", "png" ],
+      "platform": "osx"
+    },
+    {
+      "name": "qtbase",
+      "default-features": false,
+      "features": [ "gui", "network", "widgets", "png", "dbus", "fontconfig", "xcb" ],
       "platform": "linux"
     }
   ],
   "builtin-baseline": "a62ce77d56ee07513b4b67de1ec2daeaebfae51a",
   "overrides": [
-    { "name": "qtbase", "version": "6.6.3", "$comment": "For Windows only due to UI issues later. For non-Windows, edited out in CI" }
+    { "name": "qtbase", "version": "6.9.1", "$comment": "For Windows only due to UI issues later. For non-Windows, edited out in CI" }
   ]
-}
+}