macro (GETENV_PATH var name)
   set(${var} $ENV{${name}})
   if (WIN32)
      string(REGEX REPLACE "\\\\" "/" ${var} "${${var}}")
   endif(WIN32)
endmacro (GETENV_PATH var name)

macro(find_qt)
   if (${ARGC} EQUAL 0)
     set(required "REQUIRED")
   endif()
   if(NOT COVISE_USE_QT5)
    covise_find_package(Qt6 QUIET COMPONENTS Core OPTIONAL_COMPONENTS WebEngineWidgets)
    covise_find_package(Qt6 QUIET COMPONENTS Core OPTIONAL_COMPONENTS WebView)
    covise_find_package(Qt6 COMPONENTS Core OPTIONAL_COMPONENTS Quick)
    covise_find_package(Qt6 COMPONENTS Core OPTIONAL_COMPONENTS Svg)
    covise_find_package(Qt6 COMPONENTS Core OPTIONAL_COMPONENTS SvgWidgets)
    covise_find_package(Qt6 COMPONENTS Core OPTIONAL_COMPONENTS OpenGL)
    covise_find_package(Qt6 COMPONENTS Core OPTIONAL_COMPONENTS OpenGLWidgets)
    covise_find_package(Qt6 COMPONENTS Core OPTIONAL_COMPONENTS PrintSupport)
    covise_find_package(Qt6 COMPONENTS Core OPTIONAL_COMPONENTS UiTools)
    covise_find_package(Qt6 QUIET COMPONENTS Core Gui Xml Network ${required} OPTIONAL_COMPONENTS WebEngineWidgets WebView Quick Svg SvgWidgets OpenGL OpenGLWidgets PrintSupport UiTools)

    if (Qt6WebEngineWidgets_FOUND)
        set(COVISE_USE_WEBENGINE TRUE)
    endif()
   else()
      if (NOT "$ENV{VCPKG_ROOT}" EQUAL "")
          set(CMAKE_PREFIX_PATH $ENV{VCPKG_ROOT}/installed/x64-windows ${CMAKE_PREFIX_PATH})
      endif()
	  GETENV_PATH(EXTERNLIBSQT EXTERNLIBS)
      STRING(REPLACE "/" \\ USING_FILES "${USING_FILES}")
      set(CMAKE_PREFIX_PATH ${EXTERNLIBSQT}/qt5 ${CMAKE_PREFIX_PATH})
      covise_find_package(Qt5 COMPONENTS Core ${required})
      covise_find_package(Qt5 COMPONENTS Core Network ${required})
      covise_find_package(Qt5 COMPONENTS Core Xml ${required})
      covise_find_package(Qt5 COMPONENTS Core Widgets ${required})
      covise_find_package(Qt5 COMPONENTS Core OpenGL ${required})
      covise_find_package(Qt5 COMPONENTS Core Gui ${required})
      covise_find_package(Qt5 COMPONENTS Core Svg ${required})
      covise_find_package(Qt5 COMPONENTS Core PrintSupport ${required})
      covise_find_package(Qt5 COMPONENTS Core UiTools ${required})
      covise_find_package(Qt5 COMPONENTS Core WebEngine QUIET)
      covise_find_package(Qt5 COMPONENTS Core WebEngineWidgets QUIET)
      if (Qt5WebEngine_FOUND AND Qt5WebEngineWidgets_FOUND)
        set(COVISE_USE_WEBENGINE TRUE)
      else()
          covise_find_package(Qt5 COMPONENTS Core WebKit QUIET)
          covise_find_package(Qt5 COMPONENTS Core WebKitWidgets QUIET)
        if (Qt5WebKit_FOUND AND Qt5WebKitWidgets_FOUND)
          set(COVISE_USE_WEBKIT TRUE)
        endif()
      endif()
      covise_find_package(Qt5 COMPONENTS Core Quick QUIET)
      if (Qt5Quick_FOUND)
          add_definitions(-DHAVE_QT_QUICK)
      endif()
      covise_find_package(Qt5 COMPONENTS Core Location QUIET)
      if (Qt5Location_FOUND)
          add_definitions(-DHAVE_QT_LOCATION)
      endif()
      covise_find_package(Qt5 COMPONENTS Core Positioning QUIET)
      if (Qt5Positioning_FOUND)
          add_definitions(-DHAVE_QT_POSITIONING)
      endif()
      covise_find_package(Qt5 COMPONENTS Core Multimedia QUIET)
      if (Qt5Multimedia_FOUND)
          add_definitions(-DHAVE_QT_MULTIMEDIA)
      endif()
      covise_find_package(Qt5 COMPONENTS Core Script QUIET)
      covise_find_package(Qt5 COMPONENTS Core ScriptTools QUIET)
      if (Qt5Script_FOUND AND Qt5ScriptTools_FOUND)
          add_definitions(-DHAVE_QT_SCRIPT)
      endif()
      covise_find_package(Qt5 COMPONENTS Core X11Extras QUIET)
      if (Qt5X11Extras_FOUND)
          set(-DHAVE_QT_X11EXTRAS)
      endif()
      set(CMAKE_PREFIX_PATH ${SAVED_CMAKE_PREFIX_PATH})
   endif()
endmacro(find_qt)

macro(qt_wrap_cpp)
    if(NOT COVISE_USE_QT5)
      qt6_wrap_cpp(${ARGV})
   else()
      qt5_wrap_cpp(${ARGV})
   endif()
endmacro(qt_wrap_cpp)

macro(qt_wrap_ui)
    IF(NOT COVISE_USE_QT5)
      qt6_wrap_ui(${ARGV})
   ELSE()
      qt5_wrap_ui(${ARGV})
   ENDIF()
endmacro(qt_wrap_ui)

macro(qt_add_resources)
    if(NOT COVISE_USE_QT5)
      qt6_add_resources(${ARGV})
   else()
      qt5_add_resources(${ARGV})
   endif()
endmacro(qt_add_resources)

macro(qt_use_modules target)
      if(NOT COVISE_USE_QT5)
        if (NOT Qt6Core_FOUND)
          covise_find_package(Qt6 COMPONENTS Core REQUIRED)
      endif()
      qt6_disable_unicode_defines(${target})

      #target_include_directories(${target} SYSTEM ${Qt6${mod}_INCLUDE_DIRS})
      #target_link_libraries(${target} ${Qt6${mod}_LIBRARIES})
      foreach(mod ${ARGN})
        if (mod STREQUAL "Script" OR mod STREQUAL "ScriptTools")
          continue()
        elseif (mod STREQUAL "WebEngine")
          set(mod WebEngineWidgets)
        endif()
        #add_definitions(${Qt6${mod}_DEFINITIONS})
        #target_include_directories(${target} SYSTEM ${Qt6${mod}_INCLUDE_DIRS})
        #target_link_libraries(${target} ${Qt6${mod}_LIBRARIES})
        target_link_libraries(${target} Qt6::${mod})
      endforeach()
   else()
     if (NOT Qt5Core_FOUND)
        covise_find_package(Qt5 COMPONENTS Core REQUIRED)
      endif()
      foreach(mod ${ARGN})
         if (mod STREQUAL "Script")
             covise_find_package(Qt5 COMPONENTS Core Script ${required})
         endif()
         if (mod STREQUAL "ScriptTools")
             covise_find_package(Qt5 COMPONENTS Core ScriptTools ${required})
         endif()
         if (mod STREQUAL "Quick")
             covise_find_package(Qt5 COMPONENTS Core Quick ${required})
         endif()
         if (mod STREQUAL "Positioning")
             covise_find_package(Qt5 COMPONENTS Core Positioning ${required})
         endif()
         if (mod STREQUAL "Location")
             covise_find_package(Qt5 COMPONENTS Core Location ${required})
         endif()
         if (mod STREQUAL "SvgWidgets")
             set(mod "Svg")
         endif()
         if (mod STREQUAL "OpenGLWidgets")
             set(mod "OpenGL")
         endif()
         target_compile_definitions(${target} PRIVATE ${Qt5${mod}_DEFINITIONS})
         include_directories(SYSTEM ${Qt5${mod}_INCLUDE_DIRS})
         target_link_libraries(${target} ${Qt5${mod}_LIBRARIES})
      endforeach()
   endif()
endmacro(qt_use_modules)