add QT5 support

CMakeLists.txt

@@ -5,4 +5,25 @@ project(CMPlatform)
 include(path_config.cmake)
 CMPlatformSetup(${CMAKE_CURRENT_SOURCE_DIR})
 
-add_subdirectory(${CMPLATFORM_ROOT_SOURCE_PATH})
+OPTION(BUILD_QT5_SUPPORT_LIB	OFF)
+
+IF(BUILD_QT5_SUPPORT_LIB)
+
+    add_definitions("-DHGL_QT5")
+
+    set(QT_MIN_VERSION "5.14.0")
+    find_package(Qt5 ${QT_MIN_VERSION} CONFIG REQUIRED COMPONENTS Core)
+
+    include_directories(${Qt5Core_INCLUDES})
+    add_definitions(${Qt5Core_DEFINITIONS})
+
+	IF(WIN32)
+		SET(HGL_QT_MAIN_SOURCE ${CMPLATFORM_ROOT_SOURCE_PATH}/src/QT/QT5WinUCS2.cpp)
+	ELSE()
+		SET(HGL_QT_MAIN_SOURCE ${CMPLATFORM_ROOT_SOURCE_PATH}/src/QT/QT5UnixUTF8.cpp)
+	ENDIF()
+
+	SET(HGL_QT_LIB CM.QT5Support)
+ENDIF()
+
+add_subdirectory(${CMPLATFORM_ROOT_SOURCE_PATH})