chore: add qt option in cmakelists

add option OPT_ENABLE_QT6

Log: add new option in cmakelists

CMakeLists.txt

@@ -9,10 +9,18 @@ SET(CMAKE_AUTOMOC ON)
 SET(CMAKE_INCLUDE_CURRENT_DIR ON)
 #SET(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -Wall")
-set(QT_MINIMUM_VERSION "5.6.3")
+
+option(OPT_ENABLE_QT6 "Use Qt6" OFF)
 
 include(GNUInstallDirs)
-find_package(QT NAMES Qt6 Qt5 ${QT_MINIMUM_VERSION} CONFIG REQUIRED Core)
+
+if(OPT_ENABLE_QT6)
+    find_package(QT NAMES Qt6 CONFIG REQUIRED Core)
+else()
+    set(QT_MINIMUM_VERSION "5.6.3")
+    find_package(QT NAMES Qt5 ${QT_MINIMUM_VERSION} CONFIG REQUIRED Core)
+endif()
+
 find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Core)
 message("Using Qt version: ${QT_VERSION}")