summaryrefslogtreecommitdiffstats
path: root/cmake/QtPlugins.cmake.in
blob: a96588cc5edd6d011029407b4d21241eb6e9cc38 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
include_guard(DIRECTORY)
@QT_MODULE_PLUGIN_INCLUDES@

# Use a function to hide all the temporary variables we use so they don't leak
# out into the consuming scope
function(__qt_internal_add_static_plugins_once)
    set(_module_target "@INSTALL_CMAKE_NAMESPACE@::@QT_MODULE@")
    set(_qt_plugins "")

    # Properties can't be set on aliased targets, so make sure to unalias the target. This is needed
    # when Qt examples are built as part of the Qt build itself.
    get_target_property(_aliased_target ${_module_target} ALIASED_TARGET)
    if(_aliased_target)
        set(_module_target ${_aliased_target})
    endif()

    # Include all PluginConfig.cmake files and update the _qt_plugins and QT_PLUGINS property of
    # the module. The underscored version is the one we will use going forward to have compatibility
    # with INTERFACE libraries. QT_PLUGINS is now deprecated and only kept so that we don't break
    # existing projects using it (like CMake itself).
    file(GLOB _qt_plugin_config_files "${CMAKE_CURRENT_LIST_DIR}/@INSTALL_CMAKE_NAMESPACE@*PluginConfig.cmake")
    foreach(_config_file ${_qt_plugin_config_files})
        string(REGEX REPLACE "^.*/@INSTALL_CMAKE_NAMESPACE@(.*Plugin)Config.cmake$" "\\1" _qt_plugin "${_config_file}")
        include("${_config_file}")
        if(TARGET "@INSTALL_CMAKE_NAMESPACE@::${_qt_plugin}")
            list(APPEND _qt_plugins ${_qt_plugin})
        endif()
    endforeach()
    set_property(TARGET ${_module_target} PROPERTY _qt_plugins ${_qt_plugins})

    # TODO: Deprecated. Remove in Qt 7.
    set_property(TARGET ${_module_target} PROPERTY QT_PLUGINS ${_qt_plugins})

    get_target_property(_have_added_plugins_already ${_module_target} __qt_internal_plugins_added)
    if(_have_added_plugins_already)
        return()
    endif()

    foreach(plugin_target ${_qt_plugins})
        __qt_internal_plugin_get_plugin_type("${plugin_target}" __has_plugin_type __plugin_type)
        if(NOT __has_plugin_type)
            continue()
        endif()

        __qt_internal_plugin_has_class_name("${plugin_target}" __has_class_name)
        if(NOT __has_class_name)
            continue()
        endif()

        list(APPEND "QT_ALL_PLUGINS_FOUND_BY_FIND_PACKAGE_${__plugin_type}" "${plugin_target}")

        __qt_internal_add_static_plugin_linkage("${plugin_target}" "${_module_target}")
        __qt_internal_add_static_plugin_import_macro(
            "${plugin_target}" ${_module_target} "@QT_MODULE@")
    endforeach()

    set("QT_ALL_PLUGINS_FOUND_BY_FIND_PACKAGE_${__plugin_type}"
        "${QT_ALL_PLUGINS_FOUND_BY_FIND_PACKAGE_${__plugin_type}}"
        PARENT_SCOPE
    )

    set_target_properties(${_module_target} PROPERTIES __qt_internal_plugins_added TRUE)
endfunction()

if(NOT @BUILD_SHARED_LIBS@ AND NOT QT_NO_CREATE_TARGETS)
    __qt_internal_add_static_plugins_once()
endif()