myx/MyxCMake/lib/macro/FindQt.cmake

include_guard(GLOBAL)

macro(myx_find_qt)
  set(options REQUIRED)
  set(oneValueArgs VERSION)
  set(multiValueArgs COMPONENTS PRIVATE)

  cmake_parse_arguments(ARG "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})

  if(NOT ARG_VERSION)
    set(ARG_VERSION "5")
    if(QT_DEFAULT_MAJOR_VERSION)
      set(ARG_VERSION "${QT_DEFAULT_MAJOR_VERSION}")
    endif()
  endif()

  if(ARG_REQUIRED)
    set(ARG_REQUIRED "REQUIRED")
  endif()

  if(NOT (ARG_VERSION STREQUAL "5" OR ARG_VERSION STREQUAL "6"))
    message(FATAL_ERROR "Supported Qt versions are 5 and 6")
  endif()

  foreach(iter ${ARG_COMPONENTS})
    find_package(Qt${ARG_VERSION} COMPONENTS ${iter} ${ARG_REQUIRED})
  endforeach()

  foreach(iter ${ARG_PRIVATE})
    find_package("Qt${ARG_VERSION}${iter}" COMPONENTS Private ${ARG_REQUIRED})
  endforeach()

  foreach(iter IN LISTS oneValueArgs multiValueArgs)
    unset(ARG_${iter})
  endforeach()
  unset(ARG_UNPARSED_ARGUMENTS)
  unset(multiValueArgs)
  unset(oneValueArgs)
  unset(options)
endmacro()