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Diffstat (limited to 'Help/manual/cmake-qt.7.rst')
| -rw-r--r-- | Help/manual/cmake-qt.7.rst | 39 |
1 files changed, 24 insertions, 15 deletions
diff --git a/Help/manual/cmake-qt.7.rst b/Help/manual/cmake-qt.7.rst index 724d8ec..d8d6172 100644 --- a/Help/manual/cmake-qt.7.rst +++ b/Help/manual/cmake-qt.7.rst @@ -44,14 +44,10 @@ Qt Build Tools Qt relies on some bundled tools for code generation, such as ``moc`` for meta-object code generation, ``uic`` for widget layout and population, -and ``rcc`` for virtual filesystem content generation. These tools may be +and ``rcc`` for virtual file system content generation. These tools may be automatically invoked by :manual:`cmake(1)` if the appropriate conditions are met. The automatic tool invocation may be used with both Qt 4 and Qt 5. -The tools are executed as part of a synthesized custom target generated by -CMake. Target dependencies may be added to that custom target by adding them -to the :prop_tgt:`AUTOGEN_TARGET_DEPENDS` target property. - AUTOMOC ^^^^^^^ @@ -214,20 +210,33 @@ overrides options from the :prop_tgt:`AUTORCC_OPTIONS` target property. Source files can be excluded from :prop_tgt:`AUTORCC` processing by enabling :prop_sf:`SKIP_AUTORCC` or the broader :prop_sf:`SKIP_AUTOGEN`. +The ``<ORIGIN>_autogen`` target +=============================== + +The ``moc`` and ``uic`` tools are executed as part of a synthesized +``<ORIGIN>_autogen`` :command:`custom target <add_custom_target>` generated by +CMake. By default that ``<ORIGIN>_autogen`` target inherits the dependencies +of the ``<ORIGIN>`` target (see :prop_tgt:`AUTOGEN_ORIGIN_DEPENDS`). +Target dependencies may be added to the ``<ORIGIN>_autogen`` target by adding +them to the :prop_tgt:`AUTOGEN_TARGET_DEPENDS` target property. + Visual Studio Generators ======================== -When using the :manual:`Visual Studio generators <cmake-generators(7)>`, -CMake uses a ``PRE_BUILD`` :command:`custom command <add_custom_command>` for -:prop_tgt:`AUTOMOC` and :prop_tgt:`AUTOUIC`. -If the :prop_tgt:`AUTOMOC` and :prop_tgt:`AUTOUIC` processing depends on files, -a :command:`custom target <add_custom_target>` is used instead. -This happens when - -- The origin target depends on :prop_sf:`GENERATED` files which aren't excluded - from :prop_tgt:`AUTOMOC` and :prop_tgt:`AUTOUIC` by :prop_sf:`SKIP_AUTOMOC`, - :prop_sf:`SKIP_AUTOUIC`, :prop_sf:`SKIP_AUTOGEN` or :policy:`CMP0071` +When using the :manual:`Visual Studio generators <cmake-generators(7)>`, CMake +generates a ``PRE_BUILD`` :command:`custom command <add_custom_command>` +instead of the ``<ORIGIN>_autogen`` :command:`custom target <add_custom_target>` +(for :prop_tgt:`AUTOMOC` and :prop_tgt:`AUTOUIC`). +This isn't always possible though and +an ``<ORIGIN>_autogen`` :command:`custom target <add_custom_target>` is used, +when either + +- the ``<ORIGIN>`` target depends on :prop_sf:`GENERATED` files which aren't + excluded from :prop_tgt:`AUTOMOC` and :prop_tgt:`AUTOUIC` by + :prop_sf:`SKIP_AUTOMOC`, :prop_sf:`SKIP_AUTOUIC`, :prop_sf:`SKIP_AUTOGEN` + or :policy:`CMP0071` - :prop_tgt:`AUTOGEN_TARGET_DEPENDS` lists a source file +- :variable:`CMAKE_GLOBAL_AUTOGEN_TARGET` is enabled qtmain.lib on Windows ===================== |