build: add build options for all components

CMakeLists.txt

@@ -6,6 +6,15 @@ set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 option(WAYLAND "Enable wayland support" ON)
+option(WAYLAND_WLR_LAYERSHELL "Support the zwlr_layer_shell_v1 wayland protocol" ON)
+option(WAYLAND_SESSION_LOCK "Support the ext_session_lock_v1 wayland protocol" ON)
+
+message(STATUS "Quickshell configuration")
+message(STATUS "  Wayland: ${WAYLAND}")
+if (WAYLAND)
+	message(STATUS "    Wlroots Layershell: ${WAYLAND_WLR_LAYERSHELL}")
+	message(STATUS "    Session Lock: ${WAYLAND_SESSION_LOCK}")
+endif ()
 
 add_compile_options(-Wall -Wextra)
 
@@ -32,4 +41,7 @@ find_package(Qt6 REQUIRED COMPONENTS ${QT_FPDEPS})
 qt_standard_project_setup(REQUIRES 6.6)
 
 add_subdirectory(src/core)
-add_subdirectory(src/wayland)
+
+if (WAYLAND)
+	add_subdirectory(src/wayland)
+endif ()

src/core/CMakeLists.txt

@@ -18,3 +18,5 @@ qt_add_executable(quickshell
 )
 
 qt_add_qml_module(quickshell URI Quickshell)
+
+target_link_libraries(quickshell PRIVATE ${QT_DEPS})

src/wayland/CMakeLists.txt

@@ -44,19 +44,25 @@ endfunction()
 
 # -----
 
-qt_add_library(quickshell-wayland STATIC
+qt_add_library(quickshell-wayland STATIC)
-	wlr_layershell.cpp
-	session_lock.cpp
-)
-
 qt_add_qml_module(quickshell-wayland URI Quickshell.Wayland)
 
 # required to make sure the constructor is linked
 add_library(quickshell-wayland-init OBJECT init.cpp)
 
-add_subdirectory(wlr_layershell)
+if (WAYLAND_WLR_LAYERSHELL)
-add_subdirectory(session_lock)
+	target_sources(quickshell-wayland PRIVATE wlr_layershell.cpp)
+	add_subdirectory(wlr_layershell)
+	target_compile_definitions(quickshell-wayland PRIVATE QS_WAYLAND_WLR_LAYERSHELL)
+	target_compile_definitions(quickshell-wayland-init PRIVATE QS_WAYLAND_WLR_LAYERSHELL)
+endif()
+
+if (WAYLAND_SESSION_LOCK)
+	target_sources(quickshell-wayland PRIVATE session_lock.cpp)
+	add_subdirectory(session_lock)
+endif()
+
 target_link_libraries(quickshell-wayland PRIVATE ${QT_DEPS})
 target_link_libraries(quickshell-wayland-init PRIVATE ${QT_DEPS})
 
-target_link_libraries(quickshell PRIVATE ${QT_DEPS} quickshell-waylandplugin quickshell-wayland-init)
+target_link_libraries(quickshell PRIVATE quickshell-waylandplugin quickshell-wayland-init)

src/wayland/init.cpp

@@ -2,7 +2,10 @@
 #include <qqml.h>
 
 #include "../core/plugin.hpp"
+
+#ifdef QS_WAYLAND_WLR_LAYERSHELL
 #include "wlr_layershell.hpp"
+#endif
 
 namespace {
 
@@ -10,6 +13,7 @@ class WaylandPlugin: public QuickshellPlugin {
 	bool applies() override { return QGuiApplication::platformName() == "wayland"; }
 
 	void registerTypes() override {
+#ifdef QS_WAYLAND_WLR_LAYERSHELL
 		qmlRegisterType<WaylandPanelInterface>("Quickshell._WaylandOverlay", 1, 0, "PanelWindow");
 
 		// If any types are defined inside a module using QML_ELEMENT then all QML_ELEMENT types
@@ -29,6 +33,7 @@ class WaylandPlugin: public QuickshellPlugin {
 		    "Quickshell._WaylandOverlay",
 		    QQmlModuleImportLatest
 		);
+#endif
 	}
 };