adm_local/cmake_files/FindPyQt4.cmake

   1 # - Find PyQt4 installation
   2 # Sets the following variables:
   3 #    PYQT_PYUIC_EXECUTABLE  - path to the pyuic executable
   4 #    PYQT_PYRCC_EXECUTABLE  - path to the pyrcc executable
   5 #    PYQT_PYUIC_PATH        - command to launch pyuic with the correct PYTHONPATH
   6 #    PYQT_PYRCC_PATH        - command to launch pyrcc with the correct PYTHONPATH
   7 #    PYQT_PYTHONPATH        - path to the PyQt Python modules
   8 #    PYQT_SIPS_DIR          - path to main include directory (which contains several sub folders)
   9 #    PYQT_INCLUDE_DIRS      - list of paths to include when compiling (all rooted on PYQT_SIP_DIRS)
  10 #    PYQT_SIPFLAGS          - compilation flags extracted from PyQt
  11 #
  12 #  The executables
  13 #      pyuic4 (pyuic4.bat)
  14 #  are searched.
  15 #  The Python command
  16 #      pyqtconfig.Configuration().pyqt_sip_flags
  17 #  is called to get the compilation flags.
  18 #  Headers are located by looking for the header file
  19 #      qobject.sip
  20
  21 #########################################################################
  22 # Copyright (C) 2007-2013  CEA/DEN, EDF R&D, OPEN CASCADE
  23 #
  24 # Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
  25 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
  26 #
  27 # This library is free software; you can redistribute it and/or
  28 # modify it under the terms of the GNU Lesser General Public
  29 # License as published by the Free Software Foundation; either
  30 # version 2.1 of the License.
  31 #
  32 # This library is distributed in the hope that it will be useful,
  33 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  34 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  35 # Lesser General Public License for more details.
  36 #
  37 # You should have received a copy of the GNU Lesser General Public
  38 # License along with this library; if not, write to the Free Software
  39 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  40 #
  41 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  42 #
  43
  44 IF(NOT PyQt4_FIND_QUIETLY)
  45   MESSAGE(STATUS "Looking for PyQt4 ...")
  46 ENDIF()
  47
  48 IF(NOT SIP_FOUND AND NOT PyQt4_FIND_QUIETLY)
  49    MESSAGE(WARNING "PyQt4 needs SIP to be detected correctly!")
  50 ENDIF()
  51
  52 FIND_PROGRAM(PYQT_PYUIC_EXECUTABLE NAMES pyuic4 pyuic4.bat)
  53 FIND_PROGRAM(PYQT_PYRCC_EXECUTABLE NAMES pyrcc4 pyrcc4.bat)
  54
  55 # Get root dir locally, going up two levels from the exec:
  56 GET_FILENAME_COMPONENT(_tmp_ROOT_DIR "${PYQT_PYUIC_EXECUTABLE}" PATH)
  57 GET_FILENAME_COMPONENT(_tmp_ROOT_DIR "${_tmp_ROOT_DIR}" PATH)
  58
  59
  60 # Typical locations of qobject.sip are:
  61 #   - /usr/share/sip/PyQt4/QtCore, for a system install
  62 #   - or <xyz>/sip/QtCore, for a custom install
  63 #   - or <xyz>/share/sip/QtCore, for a custom install
  64 FIND_FILE(PYQT_SIP_MAIN_FILE qobject.sip PATH_SUFFIXES share/sip/QtCore sip/QtCore share/sip/PyQt4/QtCore)
  65
  66 IF(PYQT_SIP_MAIN_FILE)
  67   GET_FILENAME_COMPONENT(PYQT_SIPS_DIR "${PYQT_SIP_MAIN_FILE}" PATH)
  68   GET_FILENAME_COMPONENT(PYQT_SIPS_DIR "${PYQT_SIPS_DIR}" PATH)
  69 ENDIF()
  70 MARK_AS_ADVANCED(PYQT_SIP_MAIN_FILE)
  71
  72 # Get PyQt compilation flags:
  73 SET(PYQT_PYTHONPATH ${_tmp_ROOT_DIR} ${_tmp_ROOT_DIR}/lib/python${PYTHON_VERSION_MAJOR}.${PYTHON_VERSION_MINOR}/site-packages)
  74 SET(PYQT_SIPFLAGS)
  75
  76 EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} -c "import sys;
  77 sys.path[:0] = '${PYQT_PYTHONPATH}'.split(';');
  78 sys.path[:0] = '${SIP_PYTHONPATH}'.split(';');
  79 from PyQt4 import pyqtconfig;
  80 sys.stdout.write(pyqtconfig.Configuration().pyqt_sip_flags)"
  81   OUTPUT_VARIABLE PYQT_SIPFLAGS)
  82 SEPARATE_ARGUMENTS(PYQT_SIPFLAGS)
  83
  84 SET(PYQT_INCLUDE_DIRS
  85   "${PYQT_SIPS_DIR}"
  86   "${PYQT_SIPS_DIR}/QtCore"
  87   "${PYQT_SIPS_DIR}/QtGui"
  88   "${PYQT_SIPS_DIR}/QtXml"
  89   "${PYQT_SIPS_DIR}/QtOpenGL"
  90   "${PYQT_SIPS_DIR}/QtAssistant"
  91   "${PYQT_SIPS_DIR}/QtDesigner"
  92   "${PYQT_SIPS_DIR}/QtNetwork"
  93   "${PYQT_SIPS_DIR}/QtSql"
  94   "${PYQT_SIPS_DIR}/QtSvg"
  95   "${PYQT_SIPS_DIR}/QtTest"
  96 )
  97
  98 SET(PYQT_CXX_EXT ".cc")
  99 SET(PYQT_SIPFLAGS ${PYQT_SIPFLAGS} -s ${PYQT_CXX_EXT} -c .)
 100 FOREACH(_dir ${PYQT_INCLUDE_DIRS})
 101   LIST(APPEND PYQT_SIPFLAGS -I ${_dir})
 102 ENDFOREACH()
 103
 104 INCLUDE(FindPackageHandleStandardArgs)
 105 FIND_PACKAGE_HANDLE_STANDARD_ARGS(PyQt4 REQUIRED_VARS PYQT_PYUIC_EXECUTABLE PYQT_PYRCC_EXECUTABLE PYQT_SIPS_DIR PYQT_SIPFLAGS )
 106
 107 # Wrap the final executables so that they always use the proper environment (PYTHONPATH):
 108 # The results are put to variables:
 109 #   PYQT_PYUIC_PATH - command to launch pyuic with the correct PYTHONPATH
 110 #   PYQT_PYRCC_PATH - command to launch pyrcc with the correct PYTHONPATH
 111 # TODO: should be done like Sphinx in KERNEL (i.e. generating a shell script)?
 112
 113 IF(WIN32 AND NOT CYGWIN)
 114   MESSAGE(WARNING "PyQt4 command was not tested under Win32")
 115   SET(PYQT_PYUIC_PATH set PYTHONPATH=${PYQT_PYTHONPATH};${SIP_PYTHONPATH};%PYTHONPATH% && ${PYQT_PYUIC_EXECUTABLE})
 116   SET(PYQT_PYRCC_PATH set PYTHONPATH=${PYQT_PYTHONPATH};${SIP_PYTHONPATH};%PYTHONPATH% && ${PYQT_PYRCC_EXECUTABLE})
 117 ELSE()
 118   STRING(REPLACE ";" ":" PYQT_PYTHONPATH "${PYQT_PYTHONPATH}")
 119   SET(PYQT_PYUIC_PATH /usr/bin/env PYTHONPATH="${PYQT_PYTHONPATH}:${SIP_PYTHONPATH}:$$PYTHONPATH" ${PYQT_PYUIC_EXECUTABLE})
 120   SET(PYQT_PYRCC_PATH /usr/bin/env PYTHONPATH="${PYQT_PYTHONPATH}:${SIP_PYTHONPATH}:$$PYTHONPATH" ${PYQT_PYRCC_EXECUTABLE})
 121 ENDIF()