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Unblock Wayland integration for Qt5 #212

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Unblock Wayland integration for Qt5 #212

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0858478
Unblock Wayland integration for Qt5
mymedia2 Sep 13, 2022
842a729
Seek Wayland protocols definitions in a system-wide location first
mymedia2 Sep 13, 2022
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34 changes: 32 additions & 2 deletions external/qt/package.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -36,12 +36,42 @@ if (QT_VERSION_MAJOR GREATER_EQUAL 6)
find_package(Qt${QT_VERSION_MAJOR} COMPONENTS Core5Compat OpenGL OpenGLWidgets REQUIRED)
endif()

# QtWaylandScanner cmake integration from Qt 6 is used
cmake_dependent_option(DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION "Disable all code for Wayland integration." OFF "LINUX; qt_version_6_or_greater" ON)
cmake_dependent_option(DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION "Disable all code for Wayland integration." OFF LINUX ON)

if (LINUX)
if (NOT DESKTOP_APP_DISABLE_WAYLAND_INTEGRATION)
find_package(Qt${QT_VERSION_MAJOR} COMPONENTS WaylandClient REQUIRED)

find_package(ECM QUIET)
if (ECM_FOUND)
list(PREPEND CMAKE_MODULE_PATH ${ECM_MODULE_PATH})
endif()
if (QT_VERSION_MAJOR GREATER_EQUAL 5)
find_package(QtWaylandScanner REQUIRED)

# Imitate QtWayland's generator function by means of extra CMake modules.
function(qt_generate_wayland_protocol_client_sources target)
cmake_parse_arguments(GEN "" "" FILES ${ARGN})
foreach(xmldef ${GEN_FILES})
get_filename_component(base ${xmldef} NAME_WE)
ecm_add_qtwayland_client_protocol(generated PROTOCOL ${xmldef} BASENAME ${base})
endforeach()
target_sources(${target} PRIVATE ${generated})
target_include_directories(${target} PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
endfunction()
endif()

find_package(WaylandProtocols QUIET)
if (NOT WaylandProtocols_FOUND)
set(WaylandProtocols_DATADIR ${third_party_loc}/wayland-protocols)
endif()
message(STATUS "Found WaylandProtocols: ${WaylandProtocols_DATADIR}")

find_package(PlasmaWaylandProtocols QUIET)
if (NOT PlasmaWaylandProtocols_FOUND)
set(PLASMA_WAYLAND_PROTOCOLS_DIR ${third_party_loc}/plasma-wayland-protocols/src/protocols)
endif()
message(STATUS "Found PlasmaWaylandProtocols: ${PLASMA_WAYLAND_PROTOCOLS_DIR}")
endif()

if ((NOT DESKTOP_APP_USE_PACKAGED
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