Preserve source code folder structure using CMake and Visual Studio

order_vs_folders.cmake

# Order Visual Studio folder structure
# Put this at the end of your CMake target 

# Replace this 'TARGET_SOURCES' with the list of sources (including headers files) of your target.
file(GLOB_RECURSE TARGET_SOURCES CONFIGURE_DEPENDS
	${CMAKE_CURRENT_SOURCE_DIR}/**.cpp
	${CMAKE_CURRENT_SOURCE_DIR}/**/**.cpp	
	${CMAKE_CURRENT_SOURCE_DIR}/**.h
	${CMAKE_CURRENT_SOURCE_DIR}/**/**.h
	${CMAKE_CURRENT_SOURCE_DIR}/**.hpp
	${CMAKE_CURRENT_SOURCE_DIR}/**/**.hpp)

foreach(FILE ${TARGET_SOURCES}) 
    get_filename_component(PARENT_DIR "${FILE}" PATH)
    
    file(RELATIVE_PATH RELATIVE_FILE "${CMAKE_CURRENT_SOURCE_DIR}" "${FILE}")
    file(RELATIVE_PATH RELATIVE_PARENT_DIR "${CMAKE_CURRENT_SOURCE_DIR}" "${PARENT_DIR}")

    string(REPLACE "/" "\\" GROUP "${RELATIVE_PARENT_DIR}")
    
	# Uncomment to separate implementation files and header files
    #if ("${RELATIVE_FILE}" MATCHES ".*\\.cpp")
    #  
    #elseif("${RELATIVE_FILE}" MATCHES ".*\\.hpp")
    #  set(GROUP "Header Files\\${GROUP}")
    #elseif("${RELATIVE_FILE}" MATCHES ".*\\.h")
    #  set(GROUP "Header Files\\${GROUP}")
    #endif()
    #
	# OR
	#
	# Everything in the same folder...
	set(GROUP "Source Files\\${GROUP}")
    
	source_group("${GROUP}" FILES "${RELATIVE_FILE}")
endforeach()