[CMake] FindQt4.cmake to automatically include QT_USE_FILE?

[Marcus D. Hanwell]

On Tue, Jun 7, 2011 at 9:46 AM, Michael Wild <themiwi at gmail.com> wrote:
> On 06/07/2011 03:21 PM, John Drescher wrote:
>>> If you don't care for the macros and want to set up the
>>> include-directories and defines yourself, no. Also, it is common to
>>> find_package(Qt4) in the top-level CMakeLists.txt file, but then include
>>> QT_USE_FILE only in specific subdirectories, where Qt is actually used.
>>>
>>
>> I have started doing that in my projects. It cuts down on the
>> unnecessary includes for subprojects that do not need Qt.
>>
>> John
>
>
> Ah, this reminds me of one of the things on my wish list for FindQt4:
> Modern Qt4 uses a Mac-framework compatible layout, such that in order to
> e.g. include QObject header, you would do
>
> #include <QtCore/QObject>
>
> If a project is using this include-practice, the module could cut down
> considerably on include-paths. Also, it makes the framework detection
> ugliness on Mac unnecessary.
>
> So, here my wish: similar to QT_USE_IMPORTED_TARGETS, introduce
> QT_USE_FRAMEWORK_INCLUDES (or similar) which only adds the directory
> containing all the QtCore, QtGui, QtXml, ... header directories to the
> include-path.
>
You can already do this, and the explicit individual libraries are all
found via the find_package call. I rarely include the use file in
small projects, and have module/class style includes and link to the
individual libraries. It does cut down significantly on the include
paths too.

Marcus