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cmake_minimum_required(VERSION 2.8.12 FATAL_ERROR)

# cmake -G"Eclipse CDT4 - Unix Makefiles" -D CMAKE_BUILD_TYPE=Debug ..

# project name
project(bwlp-screensaver)

set(CMAKE_BUILD_TYPE Debug)
set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g -Wall -Wextra -pedantic -Werror -Wno-multichar")
set(CMAKE_CXX_FLAGS_RELEASE "-O2 -Wno-multichar")

set(CMAKE_CXX_STANDARD 11)
# Some cmake versions can't understand the CMAKE_CXX_STANDARD option above?
SET( CMAKE_CXX_FLAGS  "${CMAKE_CXX_FLAGS} -std=c++11" )

set(CMAKE_INCLUDE_CURRENT_DIR ON)
set(CMAKE_AUTOMOC ON)

FIND_PACKAGE(X11 REQUIRED)

file(GLOB_RECURSE BWLPSAVER_SOURCES src/*.cpp)
file(GLOB_RECURSE BWLPSAVER_UIS src/ui/*.ui)
file(GLOB_RECURSE BWLPSAVER_RESOURCES src/*.qrc)
file(GLOB_RECURSE BWLPSAVER_TSS src/i18n/*.ts)

include_directories(
  ${CMAKE_CURRENT_SOURCE_DIR}/src
  ${CMAKE_CURRENT_BINARY_DIR}
)

#
# Qt5
#
find_package(Qt5 COMPONENTS Widgets Network X11Extras REQUIRED)

IF(X11_Xscreensaver_FOUND)
    ADD_DEFINITIONS(-DX11_Xscreensaver_FOUND)
ENDIF()
IF(X11_dpms_FOUND)
    ADD_DEFINITIONS(-DX11_dpms_FOUND)
ENDIF()


QT5_WRAP_UI(BWLPSAVER_UI_HEADERS ${BWLPSAVER_UIS})

option(UPDATE_TRANSLATIONS "Update .ts files (WARNING: make clean will delete the .ts files!)")
if(BWLPSAVER_TSS)
  if (UPDATE_TRANSLATIONS)
    set (FILES_TO_TRANSLATE ${FILES_TO_TRANSLATE} ${BWLPSAVER_SOURCES} ${BWLPSAVER_UIS})
    QT5_CREATE_TRANSLATION(BWLPSAVER_QMS ${FILES_TO_TRANSLATE} ${BWLPSAVER_TSS} OPTIONS -noobsolete)
    message(STATUS ".tr files have been updated")
  else (UPDATE_TRANSLATIONS)
    QT5_ADD_TRANSLATION(BWLPSAVER_QMS ${BWLPSAVER_TSS})
  endif (UPDATE_TRANSLATIONS)

  # write a resource file for qm files
  set(resource_file_content "<RCC>\n    <qresource prefix=\"/\">\n")
  foreach(file ${BWLPSAVER_QMS})
    get_filename_component(filename ${file} NAME)
    set(resource_file_content "${resource_file_content}        <file>${filename}</file>\n")
  endforeach(file)
  set(resource_file_content "${resource_file_content}    </qresource>\n</RCC>\n")
  file(WRITE "${CMAKE_BINARY_DIR}/translation.qrc" "${resource_file_content}")
  set(BWLPSAVER_RESOURCES ${BWLPSAVER_RESOURCES} "${CMAKE_BINARY_DIR}/translation.qrc")

  #add_custom_target(translations_target DEPENDS ${BWLPSAVER_QMS})
endif(BWLPSAVER_TSS)

QT5_ADD_RESOURCES(BWLPSAVER_RC_SOURCES ${BWLPSAVER_RESOURCES})

#
# build bwlp-screensaver
#
add_executable(bwlp-screensaver
  ${BWLPSAVER_SOURCES}
  ${BWLPSAVER_UI_HEADERS}
  ${BWLPSAVER_RC_SOURCES}
  ${BWLPSAVER_QMS}
)

target_link_libraries(bwlp-screensaver
  Qt5::Widgets
  Qt5::Network
  Qt5::X11Extras
  ${X11_LIBRARIES}
  ${X11_Xscreensaver_LIB}
)

install(TARGETS bwlp-screensaver RUNTIME DESTINATION bin)