Fix icons not showing up in windows

This is done by linking to Breeze icons.

CMakeLists.txt

@@ -56,6 +56,8 @@ ecm_set_disabled_deprecation_versions(
 find_package(Qt6 ${QT_MIN_VERSION} REQUIRED NO_MODULE COMPONENTS Core Quick Test Gui QuickControls2 Sql Svg Xml Network)
 find_package(KF6 ${KF_MIN_VERSION} REQUIRED COMPONENTS I18n CoreAddons Kirigami Syndication Config ThreadWeaver ColorScheme)
 
+find_package(KF6 ${KF_MIN_VERSION} QUIET COMPONENTS BreezeIcons)
+
 find_package(Taglib REQUIRED)
 find_package(Qt6Keychain)
 set_package_properties(Qt6Keychain PROPERTIES

src/CMakeLists.txt

@@ -245,6 +245,13 @@ kconfig_add_kcfg_files(kasts settingsmanager.kcfgc GENERATE_MOC)
 target_include_directories(kasts PRIVATE ${CMAKE_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/models ${CMAKE_CURRENT_SOURCE_DIR}/utils ${CMAKE_CURRENT_SOURCE_DIR}/sync)
 target_link_libraries(kasts PRIVATE Qt::Core Qt::Qml Qt::Quick Qt::QuickControls2 Qt::Sql Qt::Svg Qt::Xml Qt::Network KF6::Kirigami KF6::Syndication KF6::CoreAddons KF6::ConfigGui KF6::I18n Taglib::Taglib ${QTKEYCHAIN_LIBRARIES} KF6::ThreadWeaver KF6::ColorScheme KMediaSession)
 
+if(TARGET KF6::BreezeIcons)
+    target_link_libraries(kasts PRIVATE
+            KF6::BreezeIcons
+    )
+    target_compile_definitions(kasts PRIVATE WITH_BREEZEICONS_LIB)
+endif ()
+
 if(KASTS_FLATPAK)
     target_compile_definitions(kasts PUBLIC KASTS_FLATPAK)
 endif()

src/main.cpp

@@ -28,6 +28,10 @@
 #include <KLocalizedContext>
 #include <KLocalizedString>
 
+#ifdef WITH_BREEZEICONS_LIB
+#include <BreezeIcons>
+#endif
+
 #ifdef Q_OS_ANDROID
 #include "androidlogging.h"
 #endif
@@ -75,6 +79,10 @@ int main(int argc, char *argv[])
     app.setFont(font);
 #endif
 
+#ifdef WITH_BREEZEICONS_LIB
+    BreezeIcons::initIcons();
+#endif
+
     QIcon::setFallbackSearchPaths(QIcon::fallbackSearchPaths() << QStringLiteral(":custom-icons"));
 
     QCoreApplication::setOrganizationName(QStringLiteral("KDE"));