cmake_minimum_required(VERSION 3.1) project(QtAutogen) # Tell find_package(Qt5) where to find Qt. if(QT_QMAKE_EXECUTABLE) get_filename_component(Qt_BIN_DIR "${QT_QMAKE_EXECUTABLE}" PATH) get_filename_component(Qt_PREFIX_DIR "${Qt_BIN_DIR}" PATH) set(CMAKE_PREFIX_PATH ${Qt_PREFIX_DIR}) endif() if (QT_TEST_VERSION STREQUAL 4) find_package(Qt4 REQUIRED) # Include this directory before using the UseQt4 file. add_subdirectory(defines_test) include(UseQt4) set(QT_QTCORE_TARGET Qt4::QtCore) macro(qtx_wrap_cpp) qt4_wrap_cpp(${ARGN}) endmacro() else() if (NOT QT_TEST_VERSION STREQUAL 5) message(SEND_ERROR "Invalid Qt version specified.") endif() find_package(Qt5Widgets REQUIRED) set(QT_QTCORE_TARGET Qt5::Core) include_directories(${Qt5Widgets_INCLUDE_DIRS}) set(QT_LIBRARIES Qt5::Widgets) if(Qt5_POSITION_INDEPENDENT_CODE) set(CMAKE_POSITION_INDEPENDENT_CODE ON) endif() macro(qtx_wrap_cpp) qt5_wrap_cpp(${ARGN}) endmacro() endif() add_executable(rcconly rcconly.cpp second_resource.qrc) set_property(TARGET rcconly PROPERTY AUTORCC ON) target_link_libraries(rcconly ${QT_QTCORE_TARGET}) include_directories(${CMAKE_CURRENT_BINARY_DIR}) add_definitions(-DFOO -DSomeDefine="Barx") # enable relaxed mode so automoc can handle all the special cases: set(CMAKE_AUTOMOC_RELAXED_MODE TRUE) set(CMAKE_AUTOUIC ON) set(CMAKE_AUTORCC ON) # create an executable and two library targets, each requiring automoc: add_library(codeeditorLib STATIC codeeditor.cpp) add_library(privateSlot OBJECT private_slot.cpp) add_custom_target(generate_moc_input COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_SOURCE_DIR}/myinterface.h.in" "${CMAKE_CURRENT_BINARY_DIR}" COMMAND ${CMAKE_COMMAND} -E rename "${CMAKE_CURRENT_BINARY_DIR}/myinterface.h.in" "${CMAKE_CURRENT_BINARY_DIR}/myinterface.h" ) add_custom_command( OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/myotherinterface.h" COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_CURRENT_SOURCE_DIR}/myotherinterface.h.in" "${CMAKE_CURRENT_BINARY_DIR}/myotherinterface.h" DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/myotherinterface.h.in" ) if (NOT CMAKE_CONFIGURATION_TYPES AND NOT CMAKE_GENERATOR STREQUAL Ninja) set(debug_srcs "$<$:debug_class.cpp>" $<$:debug_resource.qrc>) set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS $<$:TEST_DEBUG_CLASS>) endif() # The -no-protection option disables the generation of include guards. Verify # that setting the source file property has an effect by using this and # issue an error in the preprocessor in calwidget.cpp if the include guard # is defined. set_source_files_properties(calwidget.ui PROPERTIES AUTOUIC_OPTIONS "-no-protection") add_executable(QtAutogen main.cpp calwidget.cpp second_widget.cpp foo.cpp blub.cpp bar.cpp abc.cpp multiplewidgets.cpp xyz.cpp yaf.cpp gadget.cpp $ test.qrc second_resource.qrc resourcetester.cpp generated.cpp ${debug_srcs} ) set_property(TARGET QtAutogen APPEND PROPERTY AUTOGEN_TARGET_DEPENDS generate_moc_input "${CMAKE_CURRENT_BINARY_DIR}/myotherinterface.h") set_target_properties(QtAutogen codeeditorLib privateSlot PROPERTIES AUTOMOC TRUE) include(GenerateExportHeader) # The order is relevant here. B depends on A, and B headers depend on A # headers both subdirectories use CMAKE_INCLUDE_CURRENT_DIR_IN_INTERFACE and we # test that CMAKE_AUTOMOC successfully reads the include directories # for the build interface from those targets. There has previously been # a bug where caching of the include directories happened before # extracting the includes to pass to moc. add_subdirectory(Bdir) add_subdirectory(Adir) add_library(libC SHARED libC.cpp) set_target_properties(libC PROPERTIES AUTOMOC TRUE) generate_export_header(libC) target_link_libraries(libC LINK_PUBLIC libB) target_link_libraries(QtAutogen codeeditorLib ${QT_LIBRARIES} libC) # Add not_generated_file.qrc to the source list to get the file-level # dependency, but don't generate a c++ file from it. Disable the AUTORCC # feature for this target. This tests that qrc files in the sources don't # have an effect on generation if AUTORCC is off. add_library(empty STATIC empty.cpp not_generated_file.qrc) set_target_properties(empty PROPERTIES AUTORCC OFF) set_target_properties(empty PROPERTIES AUTOMOC TRUE) target_link_libraries(empty no_link_language) add_library(no_link_language STATIC empty.h) set_target_properties(no_link_language PROPERTIES AUTOMOC TRUE) qtx_wrap_cpp(uicOnlyMoc sub/uiconly.h) add_executable(uiconly sub/uiconly.cpp ${uicOnlyMoc}) target_link_libraries(uiconly ${QT_LIBRARIES}) try_compile(RCC_DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/autorcc_depends" "${CMAKE_CURRENT_SOURCE_DIR}/autorcc_depends" autorcc_depends CMAKE_FLAGS "-DQT_QMAKE_EXECUTABLE:FILEPATH=${QT_QMAKE_EXECUTABLE}" "-DQT_TEST_VERSION=${QT_TEST_VERSION}" "-DCMAKE_PREFIX_PATH=${Qt_PREFIX_DIR}" OUTPUT_VARIABLE output ) if (NOT RCC_DEPENDS) message(SEND_ERROR "Initial build of autorcc_depends failed. Output: ${output}") endif() file(STRINGS "${CMAKE_CURRENT_BINARY_DIR}/autorcc_depends/info_file.txt" qrc_files) list(GET qrc_files 0 qrc_file1) set(timeformat "%Y%j%H%M%S") file(TIMESTAMP "${qrc_file1}" file1_before "${timeformat}") execute_process(COMMAND "${CMAKE_COMMAND}" -E sleep 1) # Ensure that the timestamp will change. execute_process(COMMAND "${CMAKE_COMMAND}" -E touch "${CMAKE_CURRENT_BINARY_DIR}/autorcc_depends/res1/input.txt") execute_process(COMMAND "${CMAKE_COMMAND}" --build . WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/autorcc_depends" ) file(TIMESTAMP "${qrc_file1}" file1_step1 "${timeformat}") if (NOT file1_step1 GREATER file1_before) message(SEND_ERROR "file1 (${qrc_file1}) should have changed in the first step!") endif()