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Initial cmake support.
[lyx.git] / development / cmake / modules / FindQt4.cmake
1 # - Find QT 4
2 # This module can be used to find Qt4.
3 # The most important issue is that the Qt4 qmake is available via the system path.
4 # This qmake is then used to detect basically everything else.
5 # This module defines a number of key variables and macros. First is
6 # QT_USE_FILE which is the path to a CMake file that can be included to compile
7 # Qt 4 applications and libraries.  By default, the QtCore and QtGui
8 # libraries are loaded. This behavior can be changed by setting one or more
9 # of the following variables to true:
10 #                    QT_DONT_USE_QTCORE
11 #                    QT_DONT_USE_QTGUI
12 #                    QT_USE_QT3SUPPORT
13 #                    QT_USE_QTASSISTANT
14 #                    QT_USE_QTDESIGNER
15 #                    QT_USE_QTMOTIF
16 #                    QT_USE_QTMAIN
17 #                    QT_USE_QTNETWORK
18 #                    QT_USE_QTNSPLUGIN
19 #                    QT_USE_QTOPENGL
20 #                    QT_USE_QTSQL
21 #                    QT_USE_QTXML
22 #
23 # All the libraries required are stored in a variable called QT_LIBRARIES.
24 # Add this variable to your TARGET_LINK_LIBRARIES.
25 #
26 #  macro QT4_WRAP_CPP(outfiles inputfile ... )
27 #  macro QT4_WRAP_UI(outfiles inputfile ... )
28 #  macro QT4_ADD_RESOURCE(outfiles inputfile ... )
29 #  macro QT4_AUTOMOC(inputfile ... )
30 #  macro QT4_GENERATE_MOC(inputfile outputfile )
31 #
32 #  QT_FOUND         If false, don't try to use Qt.
33 #  QT4_FOUND        If false, don't try to use Qt 4.
34 #
35 #  QT_QTCORE_FOUND        True if QtCore was found.
36 #  QT_QTGUI_FOUND         True if QtGui was found.
37 #  QT_QT3SUPPORT_FOUND    True if Qt3Support was found.
38 #  QT_QTASSISTANT_FOUND   True if QtAssistant was found.
39 #  QT_QTDESIGNER_FOUND    True if QtDesigner was found.
40 #  QT_QTMOTIF_FOUND       True if QtMotif was found.
41 #  QT_QTNETWORK_FOUND     True if QtNetwork was found.
42 #  QT_QTNSPLUGIN_FOUND    True if QtNsPlugin was found.
43 #  QT_QTOPENGL_FOUND      True if QtOpenGL was found.
44 #  QT_QTSQL_FOUND         True if QtSql was found.
45 #  QT_QTXML_FOUND         True if QtXml was found.
46 #  QT_QTSVG_FOUND         True if QtSvg was found.
47 #  QT_QTTEST_FOUND        True if QtTest was found.
48 #
49 #  QT_DEFINITIONS   Definitions to use when compiling code that uses Qt.
50 #
51 #  QT_INCLUDES      List of paths to all include directories of
52 #                   Qt4 QT_INCLUDE_DIR and QT_QTCORE_INCLUDE_DIR are
53 #                   always in this variable even if NOTFOUND,
54 #                   all other INCLUDE_DIRS are
55 #                   only added if they are found.
56 #
57 #  QT_INCLUDE_DIR              Path to "include" of Qt4
58 #  QT_QT_INCLUDE_DIR           Path to "include/Qt"
59 #  QT_QT3SUPPORT_INCLUDE_DIR   Path to "include/Qt3Support"
60 #  QT_QTASSISTANT_INCLUDE_DIR  Path to "include/QtAssistant"
61 #  QT_QTCORE_INCLUDE_DIR       Path to "include/QtCore"
62 #  QT_QTDESIGNER_INCLUDE_DIR   Path to "include/QtDesigner"
63 #  QT_QTGUI_INCLUDE_DIR        Path to "include/QtGui"
64 #  QT_QTMOTIF_INCLUDE_DIR      Path to "include/QtMotif"
65 #  QT_QTNETWORK_INCLUDE_DIR    Path to "include/QtNetwork"
66 #  QT_QTNSPLUGIN_INCLUDE_DIR   Path to "include/QtNsPlugin"
67 #  QT_QTOPENGL_INCLUDE_DIR     Path to "include/QtOpenGL"
68 #  QT_QTSQL_INCLUDE_DIR        Path to "include/QtSql"
69 #  QT_QTXML_INCLUDE_DIR        Path to "include/QtXml"
70 #  QT_QTSVG_INCLUDE_DIR        Path to "include/QtSvg"
71 #  QT_QTTEST_INCLUDE_DIR       Path to "include/QtTest"
72 #
73 #  QT_LIBRARY_DIR              Path to "lib" of Qt4
74 #
75 # For every library of Qt there are three variables:
76 #  QT_QTFOO_LIBRARY_RELEASE, which contains the full path to the release version
77 #  QT_QTFOO_LIBRARY_DEBUG, which contains the full path to the debug version
78 #  QT_QTFOO_LIBRARY, the full path to the release version if available, otherwise to the debug version
79 #
80 # So there are the following variables:
81 # The Qt3Support library:     QT_QT3SUPPORT_LIBRARY
82 #                             QT_QT3SUPPORT_LIBRARY_RELEASE
83 #                             QT_QT3SUPPORT_DEBUG
84 #
85 # The QtAssistant library:    QT_QTASSISTANT_LIBRARY
86 #                             QT_QTASSISTANT_LIBRARY_RELEASE
87 #                             QT_QTASSISTANT_LIBRARY_DEBUG
88 #
89 # The QtCore library:         QT_QTCORE_LIBRARY
90 #                             QT_QTCORE_LIBRARY_RELEASE
91 #                             QT_QTCORE_LIBRARY_DEBUG
92 #
93 # The QtDesigner library:     QT_QTDESIGNER_LIBRARY
94 #                             QT_QTDESIGNER_LIBRARY_RELEASE
95 #                             QT_QTDESIGNER_LIBRARY_DEBUG
96 #
97 # The QtGui library:          QT_QTGUI_LIBRARY
98 #                             QT_QTGUI_LIBRARY_RELEASE
99 #                             QT_QTGUI_LIBRARY_DEBUG
100 #
101 # The QtMotif library:        QT_QTMOTIF_LIBRARY
102 #                             QT_QTMOTIF_LIBRARY_RELEASE
103 #                             QT_QTMOTIF_LIBRARY_DEBUG
104 #
105 # The QtNetwork library:      QT_QTNETWORK_LIBRARY
106 #                             QT_QTNETWORK_LIBRARY_RELEASE
107 #                             QT_QTNETWORK_LIBRARY_DEBUG
108 #
109 # The QtNsPLugin library:     QT_QTNSPLUGIN_LIBRARY
110 #                             QT_QTNSPLUGIN_LIBRARY_RELEASE
111 #                             QT_QTNSPLUGIN_LIBRARY_DEBUG
112 #
113 # The QtOpenGL library:       QT_QTOPENGL_LIBRARY
114 #                             QT_QTOPENGL_LIBRARY_RELEASE
115 #                             QT_QTOPENGL_LIBRARY_DEBUG
116 #
117 # The QtSql library:          QT_QTSQL_LIBRARY
118 #                             QT_QTSQL_LIBRARY_RELEASE
119 #                             QT_QTSQL_LIBRARY_DEBUG
120 #
121 # The QtXml library:          QT_QTXML_LIBRARY
122 #                             QT_QTXML_LIBRARY_RELEASE
123 #                             QT_QTXML_LIBRARY_DEBUG
124 #
125 # The QtSvg library:          QT_QTSVG_LIBRARY
126 #                             QT_QTSVG_LIBRARY_RELEASE
127 #                             QT_QTSVG_LIBRARY_DEBUG
128 #
129 # The QtTest library:         QT_QTTEST_LIBRARY
130 #                             QT_QTTEST_LIBRARY_RELEASE
131 #                             QT_QTTEST_LIBRARY_DEBUG
132 #
133 # The qtmain library for Windows QT_QTMAIN_LIBRARY
134 #                             QT_QTMAIN_LIBRARY_RELEASE
135 #                             QT_QTMAIN_LIBRARY_DEBUG
136 #
137 #The QtUiTools library:       QT_QTUITOOLS_LIBRARY
138 #                             QT_QTUITOOLS_LIBRARY_RELEASE
139 #                             QT_QTUITOOLS_LIBRARY_DEBUG
140 #
141 # also defined, but NOT for general use are
142 #  QT_MOC_EXECUTABLE          Where to find the moc tool.
143 #  QT_UIC_EXECUTABLE          Where to find the uic tool.
144 #  QT_UIC3_EXECUTABLE         Where to find the uic3 tool.
145 #  QT_RCC_EXECUTABLE          Where to find the rcc tool
146 #
147 #  QT_DOC_DIR                 Path to "doc" of Qt4
148 #  QT_MKSPECS_DIR             Path to "mkspecs" of Qt4
149 #
150 #
151 # These are around for backwards compatibility
152 # they will be set
153 #  QT_WRAP_CPP  Set true if QT_MOC_EXECUTABLE is found
154 #  QT_WRAP_UI   Set true if QT_UIC_EXECUTABLE is found
155 #
156 # These variables do _NOT_ have any effect anymore (compared to FindQt.cmake)
157 #  QT_MT_REQUIRED         Qt4 is now always multithreaded
158 #
159 # These variables are set to "" Because Qt structure changed
160 # (They make no sense in Qt4)
161 #  QT_QT_LIBRARY        Qt-Library is now split
162
163 INCLUDE(CheckSymbolExists)
164 INCLUDE(MacroAddFileDependencies)
165
166 SET(QT_USE_FILE ${CMAKE_ROOT}/Modules/UseQt4.cmake)
167
168 SET( QT_DEFINITIONS "")
169
170 IF (WIN32)
171   SET(QT_DEFINITIONS -DQT_DLL)
172 ENDIF(WIN32)
173
174 # check for qmake
175 FIND_PROGRAM(QT_QMAKE_EXECUTABLE NAMES qmake qmake-qt4 PATHS
176   "[HKEY_CURRENT_USER\\Software\\Trolltech\\Qt3Versions\\4.0.0;InstallDir]/bin"
177   "[HKEY_CURRENT_USER\\Software\\Trolltech\\Versions\\4.0.0;InstallDir]/bin"
178   $ENV{QTDIR}/bin
179 )
180
181 SET(QT4_INSTALLED_VERSION_TOO_OLD FALSE)
182
183
184 IF (QT_QMAKE_EXECUTABLE)
185
186    SET(QT4_QMAKE_FOUND FALSE)
187    
188    EXEC_PROGRAM(${QT_QMAKE_EXECUTABLE} ARGS "-query QT_VERSION" OUTPUT_VARIABLE QTVERSION)
189
190    # check that we found the Qt4 qmake, Qt3 qmake output won't match here
191    STRING(REGEX MATCH "^[0-9]+\\.[0-9]+\\.[0-9]+" qt_version_tmp "${QTVERSION}")
192    IF (qt_version_tmp)
193
194       # we need at least version 4.0.0
195       IF (NOT QT_MIN_VERSION)
196          SET(QT_MIN_VERSION "4.0.0")
197       ENDIF (NOT QT_MIN_VERSION)
198    
199       #now parse the parts of the user given version string into variables
200       STRING(REGEX MATCH "^[0-9]+\\.[0-9]+\\.[0-9]+" req_qt_major_vers "${QT_MIN_VERSION}")
201       IF (NOT req_qt_major_vers)
202          MESSAGE( FATAL_ERROR "Invalid Qt version string given: \"${QT_MIN_VERSION}\", expected e.g. \"4.0.1\"")
203       ENDIF (NOT req_qt_major_vers)
204    
205       # now parse the parts of the user given version string into variables
206       STRING(REGEX REPLACE "^([0-9]+)\\.[0-9]+\\.[0-9]+" "\\1" req_qt_major_vers "${QT_MIN_VERSION}")
207       STRING(REGEX REPLACE "^[0-9]+\\.([0-9])+\\.[0-9]+" "\\1" req_qt_minor_vers "${QT_MIN_VERSION}")
208       STRING(REGEX REPLACE "^[0-9]+\\.[0-9]+\\.([0-9]+)" "\\1" req_qt_patch_vers "${QT_MIN_VERSION}")
209    
210       IF (NOT req_qt_major_vers EQUAL 4)
211          MESSAGE( FATAL_ERROR "Invalid Qt version string given: \"${QT_MIN_VERSION}\", major version 4 is required, e.g. \"4.0.1\"")
212       ENDIF (NOT req_qt_major_vers EQUAL 4)
213    
214       # and now the version string given by qmake
215       STRING(REGEX REPLACE "^([0-9]+)\\.[0-9]+\\.[0-9]+.*" "\\1" found_qt_major_vers "${QTVERSION}")
216       STRING(REGEX REPLACE "^[0-9]+\\.([0-9])+\\.[0-9]+.*" "\\1" found_qt_minor_vers "${QTVERSION}")
217       STRING(REGEX REPLACE "^[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" found_qt_patch_vers "${QTVERSION}")
218    
219       # compute an overall version number which can be compared at once
220       MATH(EXPR req_vers "${req_qt_major_vers}*10000 + ${req_qt_minor_vers}*100 + ${req_qt_patch_vers}")
221       MATH(EXPR found_vers "${found_qt_major_vers}*10000 + ${found_qt_minor_vers}*100 + ${found_qt_patch_vers}")
222    
223       IF (found_vers LESS req_vers)
224          SET(QT4_QMAKE_FOUND FALSE)
225          SET(QT4_INSTALLED_VERSION_TOO_OLD TRUE)
226       ELSE (found_vers LESS req_vers)
227          SET(QT4_QMAKE_FOUND TRUE)
228       ENDIF (found_vers LESS req_vers)
229
230    ENDIF (qt_version_tmp)
231
232 ENDIF (QT_QMAKE_EXECUTABLE)
233
234 IF (QT4_QMAKE_FOUND)
235
236   # ask qmake for the library dir
237   # Set QT_LIBRARY_DIR
238   IF (NOT QT_LIBRARY_DIR)
239     EXEC_PROGRAM( ${QT_QMAKE_EXECUTABLE}
240        ARGS "-query QT_INSTALL_LIBS"
241        OUTPUT_VARIABLE QT_LIBRARY_DIR_TMP )
242     IF(EXISTS "${QT_LIBRARY_DIR_TMP}")
243        SET(QT_LIBRARY_DIR ${QT_LIBRARY_DIR_TMP} CACHE PATH "Qt library dir")
244     ELSE(EXISTS "${QT_LIBRARY_DIR_TMP}")
245        MESSAGE("Warning: QT_QMAKE_EXECUTABLE reported QT_INSTALL_LIBS as ${QT_LIBRARY_DIR_TMP}")
246        MESSAGE("Warning: ${QT_LIBRARY_DIR_TMP} does NOT exist, Qt must NOT be installed correctly.")
247     ENDIF(EXISTS "${QT_LIBRARY_DIR_TMP}")
248   ENDIF(NOT QT_LIBRARY_DIR)
249
250   IF (APPLE)
251     IF (EXISTS ${QT_LIBRARY_DIR}/QtCore.framework)
252       SET(QT_USE_FRAMEWORKS ON
253          CACHE BOOL "Set to ON if Qt build uses frameworks.")
254     ELSE (EXISTS ${QT_LIBRARY_DIR}/QtCore.framework)
255        SET(QT_USE_FRAMEWORKS OFF
256          CACHE BOOL "Set to ON if Qt build uses frameworks.")
257     ENDIF (EXISTS ${QT_LIBRARY_DIR}/QtCore.framework)
258
259     MARK_AS_ADVANCED(QT_USE_FRAMEWORKS)
260   ENDIF (APPLE)
261
262   # ask qmake for the binary dir
263   IF (NOT QT_BINARY_DIR)
264      EXEC_PROGRAM(${QT_QMAKE_EXECUTABLE}
265         ARGS "-query QT_INSTALL_BINS"
266         OUTPUT_VARIABLE qt_bins )
267      SET(QT_BINARY_DIR ${qt_bins} CACHE INTERNAL "")
268   ENDIF (NOT QT_BINARY_DIR)
269
270   # ask qmake for the include dir
271   IF (NOT QT_HEADERS_DIR)
272     EXEC_PROGRAM( ${QT_QMAKE_EXECUTABLE}
273       ARGS "-query QT_INSTALL_HEADERS"
274       OUTPUT_VARIABLE qt_headers )
275     SET(QT_HEADERS_DIR ${qt_headers} CACHE INTERNAL "")
276   ENDIF(NOT QT_HEADERS_DIR)
277
278
279   # ask qmake for the documentation directory
280   IF (NOT QT_DOC_DIR)
281     EXEC_PROGRAM( ${QT_QMAKE_EXECUTABLE}
282       ARGS "-query QT_INSTALL_DOCS"
283       OUTPUT_VARIABLE qt_doc_dir )
284     SET(QT_DOC_DIR ${qt_doc_dir} CACHE PATH "The location of the Qt docs")
285   ENDIF (NOT QT_DOC_DIR)
286
287   # ask qmake for the mkspecs directory
288   IF (NOT QT_MKSPECS_DIR)
289     EXEC_PROGRAM( ${QT_QMAKE_EXECUTABLE}
290       ARGS "-query QMAKE_MKSPECS"
291       OUTPUT_VARIABLE qt_mkspecs_dir )
292     SET(QT_MKSPECS_DIR ${qt_mkspecs_dir} CACHE PATH "The location of the Qt mkspecs")
293   ENDIF (NOT QT_MKSPECS_DIR)
294
295   ########################################
296   #
297   #       Setting the INCLUDE-Variables
298   #
299   ########################################
300
301   FIND_PATH(QT_QTCORE_INCLUDE_DIR QtGlobal
302     "[HKEY_CURRENT_USER\\Software\\Trolltech\\Qt3Versions\\4.0.0;InstallDir]/include/QtCore"
303     ${QT_HEADERS_DIR}/QtCore
304     ${QT_LIBRARY_DIR}/QtCore.framework/Headers
305     $ENV{QTDIR}/include/QtCore
306    "$ENV{ProgramFiles}/qt/include/Qt"
307    )
308
309   # Set QT_INCLUDE_DIR by removine "/QtCore" in the string ${QT_QTCORE_INCLUDE_DIR}
310   IF( QT_QTCORE_INCLUDE_DIR AND NOT QT_INCLUDE_DIR)
311     IF (QT_USE_FRAMEWORKS)
312       SET(QT_INCLUDE_DIR ${QT_HEADERS_DIR})
313     ELSE (QT_USE_FRAMEWORKS)
314       STRING( REGEX REPLACE "/QtCore$" "" qt4_include_dir ${QT_QTCORE_INCLUDE_DIR})
315       SET( QT_INCLUDE_DIR ${qt4_include_dir} CACHE PATH "")
316     ENDIF (QT_USE_FRAMEWORKS)
317   ENDIF( QT_QTCORE_INCLUDE_DIR AND NOT QT_INCLUDE_DIR)
318
319   IF( NOT QT_INCLUDE_DIR)
320     IF( NOT Qt4_FIND_QUIETLY AND Qt4_FIND_REQUIRED)
321       MESSAGE( FATAL_ERROR "Could NOT find QtGlobal header")
322     ENDIF( NOT Qt4_FIND_QUIETLY AND Qt4_FIND_REQUIRED)
323   ENDIF( NOT QT_INCLUDE_DIR)
324
325   #############################################
326   #
327   # Find out what window system we're using
328   #
329   #############################################
330   # Save required includes variable
331   SET(CMAKE_REQUIRED_INCLUDES_SAVE ${CMAKE_REQUIRED_INCLUDES})
332   # Add QT_INCLUDE_DIR to CMAKE_REQUIRED_INCLUDES
333   SET(CMAKE_REQUIRED_INCLUDES "${CMAKE_REQUIRED_INCLUDES};${QT_INCLUDE_DIR}")
334   # Check for Window system symbols (note: only one should end up being set)
335   CHECK_SYMBOL_EXISTS(Q_WS_X11 "QtCore/qglobal.h" Q_WS_X11)
336   CHECK_SYMBOL_EXISTS(Q_WS_MAC "QtCore/qglobal.h" Q_WS_MAC)
337   CHECK_SYMBOL_EXISTS(Q_WS_WIN "QtCore/qglobal.h" Q_WS_WIN)
338
339   IF (QT_QTCOPY_REQUIRED)
340      CHECK_SYMBOL_EXISTS(QT_IS_QTCOPY "QtCore/qglobal.h" QT_KDE_QT_COPY)
341      IF (NOT QT_IS_QTCOPY)
342         MESSAGE(FATAL_ERROR "qt-copy is required, but hasn't been found")
343      ENDIF (NOT QT_IS_QTCOPY)
344   ENDIF (QT_QTCOPY_REQUIRED)
345
346   # Restore CMAKE_REQUIRED_INCLUDES variable
347   SET(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES_SAVE})
348   #
349   #############################################
350
351   IF (QT_USE_FRAMEWORKS)
352     SET(QT_DEFINITIONS ${QT_DEFINITIONS} -F${QT_LIBRARY_DIR} -L${QT_LIBRARY_DIR} )
353   ENDIF (QT_USE_FRAMEWORKS)
354
355   # Set QT_QT3SUPPORT_INCLUDE_DIR
356   FIND_PATH(QT_QT3SUPPORT_INCLUDE_DIR Qt3Support
357     PATHS
358     ${QT_INCLUDE_DIR}/Qt3Support
359     ${QT_LIBRARY_DIR}/Qt3Support.framework/Headers
360     NO_DEFAULT_PATH
361     )
362
363   # Set QT_QT_INCLUDE_DIR
364   FIND_PATH(QT_QT_INCLUDE_DIR qglobal.h
365     PATHS
366     ${QT_INCLUDE_DIR}/Qt
367     ${QT_LIBRARY_DIR}/QtCore.framework/Headers
368     NO_DEFAULT_PATH
369     )
370
371   # Set QT_QTGUI_INCLUDE_DIR
372   FIND_PATH(QT_QTGUI_INCLUDE_DIR QtGui
373     PATHS
374     ${QT_INCLUDE_DIR}/QtGui
375     ${QT_LIBRARY_DIR}/QtGui.framework/Headers
376     NO_DEFAULT_PATH
377     )
378
379   # Set QT_QTSVG_INCLUDE_DIR
380   FIND_PATH(QT_QTSVG_INCLUDE_DIR QtSvg
381     PATHS
382     ${QT_INCLUDE_DIR}/QtSvg
383     ${QT_LIBRARY_DIR}/QtSvg.framework/Headers
384     NO_DEFAULT_PATH
385     )
386
387   # Set QT_QTTEST_INCLUDE_DIR
388   FIND_PATH(QT_QTTEST_INCLUDE_DIR QtTest
389     PATHS
390     ${QT_INCLUDE_DIR}/QtTest
391     ${QT_LIBRARY_DIR}/QtTest.framework/Headers
392     NO_DEFAULT_PATH
393     )
394
395   # Set QT_QTUITOOLS_INCLUDE_DIR
396   FIND_PATH(QT_QTUITOOLS_INCLUDE_DIR QtTest
397     PATHS
398     ${QT_INCLUDE_DIR}/QtUiTools
399     ${QT_LIBRARY_DIR}/QtUiTools.framework/Headers
400     NO_DEFAULT_PATH
401     )
402
403
404
405   # Set QT_QTMOTIF_INCLUDE_DIR
406   IF(Q_WS_X11)
407     FIND_PATH(QT_QTMOTIF_INCLUDE_DIR QtMotif PATHS ${QT_INCLUDE_DIR}/QtMotif NO_DEFAULT_PATH )
408   ENDIF(Q_WS_X11)
409
410   # Set QT_QTNETWORK_INCLUDE_DIR
411   FIND_PATH(QT_QTNETWORK_INCLUDE_DIR QtNetwork
412     PATHS
413     ${QT_INCLUDE_DIR}/QtNetwork
414     ${QT_LIBRARY_DIR}/QtNetwork.framework/Headers
415     NO_DEFAULT_PATH
416     )
417
418   # Set QT_QTNSPLUGIN_INCLUDE_DIR
419   FIND_PATH(QT_QTNSPLUGIN_INCLUDE_DIR QtNsPlugin
420     PATHS
421     ${QT_INCLUDE_DIR}/QtNsPlugin
422     ${QT_LIBRARY_DIR}/QtNsPlugin.framework/Headers
423     NO_DEFAULT_PATH
424     )
425
426   # Set QT_QTOPENGL_INCLUDE_DIR
427   FIND_PATH(QT_QTOPENGL_INCLUDE_DIR QtOpenGL
428     PATHS
429     ${QT_INCLUDE_DIR}/QtOpenGL
430     ${QT_LIBRARY_DIR}/QtOpenGL.framework/Headers
431     NO_DEFAULT_PATH
432     )
433
434   # Set QT_QTSQL_INCLUDE_DIR
435   FIND_PATH(QT_QTSQL_INCLUDE_DIR QtSql
436     PATHS
437     ${QT_INCLUDE_DIR}/QtSql
438     ${QT_LIBRARY_DIR}/QtSql.framework/Headers
439     NO_DEFAULT_PATH
440     )
441
442   # Set QT_QTXML_INCLUDE_DIR
443   FIND_PATH(QT_QTXML_INCLUDE_DIR QtXml
444     PATHS
445     ${QT_INCLUDE_DIR}/QtXml
446     ${QT_LIBRARY_DIR}/QtXml.framework/Headers
447     NO_DEFAULT_PATH
448     )
449
450   # Set QT_QTASSISTANT_INCLUDE_DIR
451   FIND_PATH(QT_QTASSISTANT_INCLUDE_DIR QtAssistant
452     PATHS
453     ${QT_INCLUDE_DIR}/QtAssistant
454     ${QT_HEADERS_DIR}/QtAssistant
455     NO_DEFAULT_PATH
456     )
457
458   # Set QT_QTDESIGNER_INCLUDE_DIR
459   FIND_PATH(QT_QTDESIGNER_INCLUDE_DIR QDesignerComponents
460     PATHS
461     ${QT_INCLUDE_DIR}/QtDesigner
462     ${QT_HEADERS_DIR}/QtDesigner
463     NO_DEFAULT_PATH
464     )
465
466   # Make variables changeble to the advanced user
467   MARK_AS_ADVANCED( QT_LIBRARY_DIR QT_INCLUDE_DIR QT_QT_INCLUDE_DIR QT_DOC_DIR)
468
469   # Set QT_INCLUDES
470   SET( QT_INCLUDES ${QT_INCLUDE_DIR} ${QT_QT_INCLUDE_DIR} ${QT_MKSPECS_DIR}/default )
471
472
473   ########################################
474   #
475   #       Setting the LIBRARY-Variables
476   #
477   ########################################
478
479   IF (QT_USE_FRAMEWORKS)
480     # If FIND_LIBRARY found libraries in Apple frameworks, we would NOT have
481     # to jump through these hoops.
482     SET(QT_QTCORE_LIBRARY_RELEASE "-F${QT_LIBRARY_DIR} -framework QtCore" CACHE STRING "The QtCore library.")
483     SET(QT_QTCORE_LIBRARY_DEBUG   "-F${QT_LIBRARY_DIR} -framework QtCore" CACHE STRING "The QtCore library.")
484     SET(QT_QT3SUPPORT_LIBRARY_RELEASE "-framework Qt3Support" CACHE STRING "The Qt3Support library.")
485     SET(QT_QT3SUPPORT_LIBRARY_DEBUG   "-framework Qt3Support" CACHE STRING "The Qt3Support library.")
486     SET(QT_QTGUI_LIBRARY_RELEASE      "-framework QtGui"      CACHE STRING "The QtGui library.")
487     SET(QT_QTGUI_LIBRARY_DEBUG        "-framework QtGui"      CACHE STRING "The QtGui library.")
488     SET(QT_QTNETWORK_LIBRARY_RELEASE  "-framework QtNetwork"  CACHE STRING "The QtNetwork library.")
489     SET(QT_QTNETWORK_LIBRARY_DEBUG    "-framework QtNetwork"  CACHE STRING "The QtNetwork library.")
490     SET(QT_QTOPENGL_LIBRARY_RELEASE   "-framework QtOpenGL"   CACHE STRING "The QtOpenGL library.")
491     SET(QT_QTOPENGL_LIBRARY_DEBUG     "-framework QtOpenGL"   CACHE STRING "The QtOpenGL library.")
492     SET(QT_QTSQL_LIBRARY_RELEASE      "-framework QtSql"      CACHE STRING "The QtSql library.")
493     SET(QT_QTSQL_LIBRARY_DEBUG        "-framework QtSql"      CACHE STRING "The QtSql library.")
494     SET(QT_QTXML_LIBRARY_RELEASE      "-framework QtXml"      CACHE STRING "The QtXml library.")
495     SET(QT_QTXML_LIBRARY_DEBUG        "-framework QtXml"      CACHE STRING "The QtXml library.")
496     SET(QT_QTSVG_LIBRARY_RELEASE      "-framework QtSvg"      CACHE STRING "The QtSvg library.")
497     SET(QT_QTSVG_LIBRARY_DEBUG        "-framework QtSvg"      CACHE STRING "The QtSvg library.")
498     SET(QT_QTUITOOLS_LIBRARY_RELEASE      "-framework QtUiTools"      CACHE STRING "The QtUiTools library.")
499     SET(QT_QTUITOOLS_LIBRARY_DEBUG        "-framework QtUiTools"      CACHE STRING "The QtUiTools library.")
500
501
502     # WTF?  why don't we have frameworks?  :P
503     SET(QT_QTTEST_LIBRARY_RELEASE "-L${QT_LIBRARY_DIR} -lQtTest" CACHE STRING "The QtTest library.")
504     SET(QT_QTTEST_LIBRARY_DEBUG   "-L${QT_LIBRARY_DIR} -lQtTest_debug" CACHE STRING "The QtTest library.")
505     MARK_AS_ADVANCED(QT_QT3SUPPORT_LIBRARY QT_QTGUI_LIBRARY )
506
507   ELSE (QT_USE_FRAMEWORKS)
508
509     # Set QT_QTCORE_LIBRARY by searching for a lib with "QtCore."  as part of the filename
510     FIND_LIBRARY(QT_QTCORE_LIBRARY_RELEASE NAMES QtCore QtCore4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH )
511     FIND_LIBRARY(QT_QTCORE_LIBRARY_DEBUG NAMES QtCore_debug QtCored4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
512
513     # Set QT_QT3SUPPORT_LIBRARY
514     FIND_LIBRARY(QT_QT3SUPPORT_LIBRARY_RELEASE NAMES Qt3Support Qt3Support4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
515     FIND_LIBRARY(QT_QT3SUPPORT_LIBRARY_DEBUG   NAMES Qt3Support_debug Qt3Supportd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
516
517     # Set QT_QTGUI_LIBRARY
518     FIND_LIBRARY(QT_QTGUI_LIBRARY_RELEASE NAMES QtGui QtGui4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
519     FIND_LIBRARY(QT_QTGUI_LIBRARY_DEBUG   NAMES QtGui_debug QtGuid4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
520
521     # Set QT_QTMOTIF_LIBRARY
522     IF(Q_WS_X11)
523       FIND_LIBRARY(QT_QTMOTIF_LIBRARY_RELEASE NAMES QtMotif PATHS ${QT_LIBRARY_DIR}       NO_DEFAULT_PATH)
524       FIND_LIBRARY(QT_QTMOTIF_LIBRARY_DEBUG   NAMES QtMotif_debug PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
525     ENDIF(Q_WS_X11)
526
527     # Set QT_QTNETWORK_LIBRARY
528     FIND_LIBRARY(QT_QTNETWORK_LIBRARY_RELEASE NAMES QtNetwork QtNetwork4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
529     FIND_LIBRARY(QT_QTNETWORK_LIBRARY_DEBUG   NAMES QtNetwork_debug QtNetworkd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
530
531     # Set QT_QTNSPLUGIN_LIBRARY
532     FIND_LIBRARY(QT_QTNSPLUGIN_LIBRARY_RELEASE NAMES QtNsPlugin PATHS ${QT_LIBRARY_DIR}       NO_DEFAULT_PATH)
533     FIND_LIBRARY(QT_QTNSPLUGIN_LIBRARY_DEBUG   NAMES QtNsPlugin_debug PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
534
535     # Set QT_QTOPENGL_LIBRARY
536     FIND_LIBRARY(QT_QTOPENGL_LIBRARY_RELEASE NAMES QtOpenGL QtOpenGL4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
537     FIND_LIBRARY(QT_QTOPENGL_LIBRARY_DEBUG   NAMES QtOpenGL_debug QtOpenGLd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
538
539     # Set QT_QTSQL_LIBRARY
540     FIND_LIBRARY(QT_QTSQL_LIBRARY_RELEASE NAMES QtSql QtSql4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
541     FIND_LIBRARY(QT_QTSQL_LIBRARY_DEBUG   NAMES QtSql_debug QtSqld4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
542
543     # Set QT_QTXML_LIBRARY
544     FIND_LIBRARY(QT_QTXML_LIBRARY_RELEASE NAMES QtXml QtXml4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
545     FIND_LIBRARY(QT_QTXML_LIBRARY_DEBUG   NAMES QtXml_debug QtXmld4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
546
547     # Set QT_QTSVG_LIBRARY
548     FIND_LIBRARY(QT_QTSVG_LIBRARY_RELEASE NAMES QtSvg QtSvg4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
549     FIND_LIBRARY(QT_QTSVG_LIBRARY_DEBUG   NAMES QtSvg_debug QtSvgd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
550
551     # Set QT_QTUITOOLS_LIBRARY
552     FIND_LIBRARY(QT_QTUITOOLS_LIBRARY_RELEASE NAMES QtUiTools QtUiTools4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
553     FIND_LIBRARY(QT_QTUITOOLS_LIBRARY_DEBUG   NAMES QtUiTools_debug QtUiToolsd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
554
555     # Set QT_QTTEST_LIBRARY
556     FIND_LIBRARY(QT_QTTEST_LIBRARY_RELEASE NAMES QtTest QtTest4 PATHS ${QT_LIBRARY_DIR}                      NO_DEFAULT_PATH)
557     FIND_LIBRARY(QT_QTTEST_LIBRARY_DEBUG   NAMES QtTest_debug QtTest_debug4 QtTestd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
558
559     MARK_AS_ADVANCED(QT_QT3SUPPORT_LIBRARY QT_QTGUI_LIBRARY )
560
561   ENDIF (QT_USE_FRAMEWORKS)
562
563   IF( NOT QT_QTCORE_LIBRARY_DEBUG AND NOT QT_QTCORE_LIBRARY_RELEASE )
564     IF( NOT Qt4_FIND_QUIETLY AND Qt4_FIND_REQUIRED)
565       MESSAGE( FATAL_ERROR "Could NOT find QtCore. Check CMakeFiles/CMakeError.log for more details.")
566     ENDIF( NOT Qt4_FIND_QUIETLY AND Qt4_FIND_REQUIRED)
567   ENDIF( NOT QT_QTCORE_LIBRARY_DEBUG AND NOT QT_QTCORE_LIBRARY_RELEASE )
568
569   # Set QT_QTASSISTANT_LIBRARY
570   FIND_LIBRARY(QT_QTASSISTANT_LIBRARY_RELEASE NAMES QtAssistantClient QtAssistant QtAssistant4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
571   FIND_LIBRARY(QT_QTASSISTANT_LIBRARY_DEBUG   NAMES QtAssistantClientd QtAssistantClient_debug QtAssistant_debug QtAssistantd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
572
573   # Set QT_QTDESIGNER_LIBRARY
574   FIND_LIBRARY(QT_QTDESIGNER_LIBRARY_RELEASE NAMES QtDesigner QtDesigner4 PATHS ${QT_LIBRARY_DIR}        NO_DEFAULT_PATH)
575   FIND_LIBRARY(QT_QTDESIGNER_LIBRARY_DEBUG   NAMES QtDesigner_debug QtDesignerd4 PATHS ${QT_LIBRARY_DIR} NO_DEFAULT_PATH)
576   
577   ############################################
578   #
579   # Check the existence of the libraries.
580   #
581   ############################################
582
583   MACRO (_QT4_ADJUST_LIB_VARS basename)
584     IF (QT_${basename}_INCLUDE_DIR)
585
586       # if only the release version was found, set the debug variable also to the release version
587       IF (QT_${basename}_LIBRARY_RELEASE AND NOT QT_${basename}_LIBRARY_DEBUG)
588         SET(QT_${basename}_LIBRARY_DEBUG ${QT_${basename}_LIBRARY_RELEASE})
589         SET(QT_${basename}_LIBRARY       ${QT_${basename}_LIBRARY_RELEASE})
590         SET(QT_${basename}_LIBRARIES     ${QT_${basename}_LIBRARY_RELEASE})
591       ENDIF (QT_${basename}_LIBRARY_RELEASE AND NOT QT_${basename}_LIBRARY_DEBUG)
592
593       # if only the debug version was found, set the release variable also to the debug version
594       IF (QT_${basename}_LIBRARY_DEBUG AND NOT QT_${basename}_LIBRARY_RELEASE)
595         SET(QT_${basename}_LIBRARY_RELEASE ${QT_${basename}_LIBRARY_DEBUG})
596         SET(QT_${basename}_LIBRARY         ${QT_${basename}_LIBRARY_DEBUG})
597         SET(QT_${basename}_LIBRARIES       ${QT_${basename}_LIBRARY_DEBUG})
598       ENDIF (QT_${basename}_LIBRARY_DEBUG AND NOT QT_${basename}_LIBRARY_RELEASE)
599
600       IF (QT_${basename}_LIBRARY_DEBUG AND QT_${basename}_LIBRARY_RELEASE)
601         IF(NOT MSVC)
602           SET(QT_${basename}_LIBRARY       ${QT_${basename}_LIBRARY_RELEASE})
603         ELSE(NOT MSVC)
604           SET(QT_${basename}_LIBRARY       optimized ${QT_${basename}_LIBRARY_RELEASE} debug ${QT_${basename}_LIBRARY_DEBUG})
605         ENDIF(NOT MSVC)
606         SET(QT_${basename}_LIBRARIES       optimized ${QT_${basename}_LIBRARY_RELEASE} debug ${QT_${basename}_LIBRARY_DEBUG})
607       ENDIF (QT_${basename}_LIBRARY_DEBUG AND QT_${basename}_LIBRARY_RELEASE)
608
609       SET(QT_${basename}_LIBRARY ${QT_${basename}_LIBRARY} CACHE FILEPATH "The Qt ${basename} library")
610
611       IF (QT_${basename}_LIBRARY)
612         SET(QT_${basename}_FOUND 1)
613       ENDIF (QT_${basename}_LIBRARY)
614
615       #add the include directory to QT_INCLUDES
616       SET(QT_INCLUDES ${QT_INCLUDES} "${QT_${basename}_INCLUDE_DIR}")
617     ENDIF (QT_${basename}_INCLUDE_DIR )
618
619     # Make variables changeble to the advanced user
620     MARK_AS_ADVANCED(QT_${basename}_LIBRARY QT_${basename}_LIBRARY_RELEASE QT_${basename}_LIBRARY_DEBUG QT_${basename}_INCLUDE_DIR)
621   ENDMACRO (_QT4_ADJUST_LIB_VARS)
622
623   IF(WIN32)
624      _QT4_ADJUST_LIB_VARS(QTMAIN)
625   ENDIF(WIN32)
626
627
628   _QT4_ADJUST_LIB_VARS(QTCORE)
629   _QT4_ADJUST_LIB_VARS(QTGUI)
630   _QT4_ADJUST_LIB_VARS(QT3SUPPORT)
631   _QT4_ADJUST_LIB_VARS(QTASSISTANT)
632   _QT4_ADJUST_LIB_VARS(QTDESIGNER)
633   IF(Q_WS_X11)
634     _QT4_ADJUST_LIB_VARS(QTMOTIF)
635   ENDIF(Q_WS_X11)
636   _QT4_ADJUST_LIB_VARS(QTNETWORK)
637   _QT4_ADJUST_LIB_VARS(QTNSPLUGIN)
638   _QT4_ADJUST_LIB_VARS(QTOPENGL)
639   _QT4_ADJUST_LIB_VARS(QTSQL)
640   _QT4_ADJUST_LIB_VARS(QTXML)
641   _QT4_ADJUST_LIB_VARS(QTSVG)
642   _QT4_ADJUST_LIB_VARS(QTUITOOLS)
643   _QT4_ADJUST_LIB_VARS(QTTEST)
644
645   #######################################
646   #
647   #       Check the executables of Qt
648   #          ( moc, uic, rcc )
649   #
650   #######################################
651
652
653    # find moc and uic using qmake
654    FILE(WRITE ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CMakeTmpQmake/tmp.pro
655       "message("MOC <$$QMAKE_MOC>") 
656       message("UIC <$$QMAKE_UIC>") 
657    ")
658
659    EXECUTE_PROCESS(COMMAND ${QT_QMAKE_EXECUTABLE}
660       WORKING_DIRECTORY  ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CMakeTmpQmake
661       OUTPUT_VARIABLE _moc_OUTPUT
662       ERROR_VARIABLE _moc_OUTPUT )
663
664    FILE(REMOVE_RECURSE "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CMakeTmpQmake")
665
666    STRING(REGEX REPLACE ".*MOC<([^>]+).*" "\\1" QT_MOC_EXECUTABLE "${_moc_OUTPUT}" )
667    STRING(REGEX REPLACE ".*UIC<([^>]+).*" "\\1" QT_UIC_EXECUTABLE "${_moc_OUTPUT}" )
668
669    FILE(TO_CMAKE_PATH "${QT_MOC_EXECUTABLE}" QT_MOC_EXECUTABLE)
670    FILE(TO_CMAKE_PATH "${QT_UIC_EXECUTABLE}" QT_UIC_EXECUTABLE)
671
672    SET(QT_MOC_EXECUTABLE ${QT_MOC_EXECUTABLE} CACHE FILEPATH "The moc executable")
673    SET(QT_UIC_EXECUTABLE ${QT_UIC_EXECUTABLE} CACHE FILEPATH "The uic executable")
674
675
676   FIND_PROGRAM(QT_UIC3_EXECUTABLE
677     NAMES uic3
678     PATHS ${QT_BINARY_DIR}
679     NO_DEFAULT_PATH
680     )
681
682   FIND_PROGRAM(QT_RCC_EXECUTABLE
683     NAMES rcc
684     PATHS ${QT_BINARY_DIR}
685     NO_DEFAULT_PATH
686     )
687
688   IF (QT_MOC_EXECUTABLE)
689      SET(QT_WRAP_CPP "YES")
690   ENDIF (QT_MOC_EXECUTABLE)
691
692   IF (QT_UIC_EXECUTABLE)
693      SET(QT_WRAP_UI "YES")
694   ENDIF (QT_UIC_EXECUTABLE)
695
696
697
698   MARK_AS_ADVANCED( QT_UIC_EXECUTABLE QT_UIC3_EXECUTABLE QT_MOC_EXECUTABLE QT_RCC_EXECUTABLE )
699
700   ######################################
701   #
702   #       Macros for building Qt files
703   #
704   ######################################
705
706   MACRO (QT4_GET_MOC_INC_DIRS _moc_INC_DIRS)
707      SET(${_moc_INC_DIRS})
708      GET_DIRECTORY_PROPERTY(_inc_DIRS INCLUDE_DIRECTORIES)
709
710      FOREACH(_current ${_inc_DIRS})
711         SET(${_moc_INC_DIRS} ${${_moc_INC_DIRS}} "-I" ${_current})
712      ENDFOREACH(_current ${_inc_DIRS})
713   ENDMACRO(QT4_GET_MOC_INC_DIRS)
714
715
716   MACRO (QT4_GENERATE_MOC infile outfile )
717   # get include dirs
718      QT4_GET_MOC_INC_DIRS(moc_includes)
719
720      GET_FILENAME_COMPONENT(infile ${infile} ABSOLUTE)
721
722      ADD_CUSTOM_COMMAND(OUTPUT ${outfile}
723         COMMAND ${QT_MOC_EXECUTABLE}
724         ARGS ${moc_includes} -o ${outfile} ${infile}
725         DEPENDS ${infile})
726
727      MACRO_ADD_FILE_DEPENDENCIES(${infile} ${outfile})
728   ENDMACRO (QT4_GENERATE_MOC)
729
730
731   # QT4_WRAP_CPP(outfiles inputfile ... )
732   # TODO  perhaps add support for -D, -U and other minor options
733
734   MACRO (QT4_WRAP_CPP outfiles )
735     # get include dirs
736     QT4_GET_MOC_INC_DIRS(moc_includes)
737
738     FOREACH (it ${ARGN})
739       GET_FILENAME_COMPONENT(it ${it} ABSOLUTE)
740       GET_FILENAME_COMPONENT(outfile ${it} NAME_WE)
741
742       SET(outfile ${CMAKE_CURRENT_BINARY_DIR}/moc_${outfile}.cxx)
743       ADD_CUSTOM_COMMAND(OUTPUT ${outfile}
744         COMMAND ${QT_MOC_EXECUTABLE}
745         ARGS ${moc_includes} -o ${outfile} ${it}
746         DEPENDS ${it})
747       SET(${outfiles} ${${outfiles}} ${outfile})
748     ENDFOREACH(it)
749
750   ENDMACRO (QT4_WRAP_CPP)
751
752
753   # QT4_WRAP_UI(outfiles inputfile ... )
754
755   MACRO (QT4_WRAP_UI outfiles )
756
757     FOREACH (it ${ARGN})
758       GET_FILENAME_COMPONENT(outfile ${it} NAME_WE)
759       SET(infile ${CMAKE_CURRENT_SOURCE_DIR}/${it})
760       SET(outfile ${CMAKE_CURRENT_BINARY_DIR}/ui_${outfile}.h)
761       ADD_CUSTOM_COMMAND(OUTPUT ${outfile}
762         COMMAND ${QT_UIC_EXECUTABLE}
763         ARGS -o ${outfile} ${infile}
764         MAIN_DEPENDENCY ${infile})
765       SET(${outfiles} ${${outfiles}} ${outfile})
766     ENDFOREACH (it)
767
768   ENDMACRO (QT4_WRAP_UI)
769
770
771   # QT4_ADD_RESOURCE(outfiles inputfile ... )
772   # TODO  perhaps consider adding support for compression and root options to rcc
773
774   MACRO (QT4_ADD_RESOURCES outfiles )
775
776     FOREACH (it ${ARGN})
777       GET_FILENAME_COMPONENT(outfilename ${it} NAME_WE)
778       SET(infile ${CMAKE_CURRENT_SOURCE_DIR}/${it})
779       SET(outfile ${CMAKE_CURRENT_BINARY_DIR}/qrc_${outfilename}.cxx)
780       ADD_CUSTOM_COMMAND(OUTPUT ${outfile}
781         COMMAND ${QT_RCC_EXECUTABLE}
782         ARGS -name ${outfilename} -o ${outfile} ${infile}
783         MAIN_DEPENDENCY ${infile} )
784       SET(${outfiles} ${${outfiles}} ${outfile})
785     ENDFOREACH (it)
786
787   ENDMACRO (QT4_ADD_RESOURCES)
788
789
790    MACRO(QT4_AUTOMOC)
791       QT4_GET_MOC_INC_DIRS(_moc_INCS)
792
793       SET(_matching_FILES )
794       FOREACH (_current_FILE ${ARGN})
795
796          GET_FILENAME_COMPONENT(_abs_FILE ${_current_FILE} ABSOLUTE)
797          # if "SKIP_AUTOMOC" is set to true, we will not handle this file here.
798          # here. this is required to make bouic work correctly:
799          # we need to add generated .cpp files to the sources (to compile them),
800          # but we cannot let automoc handle them, as the .cpp files don't exist yet when
801          # cmake is run for the very first time on them -> however the .cpp files might
802          # exist at a later run. at that time we need to skip them, so that we don't add two
803          # different rules for the same moc file
804          GET_SOURCE_FILE_PROPERTY(_skip ${_abs_FILE} SKIP_AUTOMOC)
805
806          IF ( NOT _skip AND EXISTS ${_abs_FILE} )
807
808             FILE(READ ${_abs_FILE} _contents)
809
810             GET_FILENAME_COMPONENT(_abs_PATH ${_abs_FILE} PATH)
811
812             STRING(REGEX MATCHALL "#include +[^ ]+\\.moc[\">]" _match "${_contents}")
813             IF(_match)
814                FOREACH (_current_MOC_INC ${_match})
815                   STRING(REGEX MATCH "[^ <\"]+\\.moc" _current_MOC "${_current_MOC_INC}")
816
817                   GET_filename_component(_basename ${_current_MOC} NAME_WE)
818    #               SET(_header ${CMAKE_CURRENT_SOURCE_DIR}/${_basename}.h)
819                   SET(_header ${_abs_PATH}/${_basename}.h)
820                   SET(_moc    ${CMAKE_CURRENT_BINARY_DIR}/${_current_MOC})
821                   ADD_CUSTOM_COMMAND(OUTPUT ${_moc}
822                      COMMAND ${QT_MOC_EXECUTABLE}
823                      ARGS ${_moc_INCS} ${_header} -o ${_moc}
824                      DEPENDS ${_header}
825                   )
826
827                   MACRO_ADD_FILE_DEPENDENCIES(${_abs_FILE} ${_moc})
828                ENDFOREACH (_current_MOC_INC)
829             ENDIF(_match)
830          ENDIF ( NOT _skip AND EXISTS ${_abs_FILE} )
831       ENDFOREACH (_current_FILE)
832    ENDMACRO(QT4_AUTOMOC)
833
834
835
836   ######################################
837   #
838   #       decide if Qt got found
839   #
840   ######################################
841
842   # if the includes,libraries,moc,uic and rcc are found then we have it
843   IF( QT_LIBRARY_DIR AND QT_INCLUDE_DIR AND QT_MOC_EXECUTABLE AND QT_UIC_EXECUTABLE AND QT_RCC_EXECUTABLE)
844     SET( QT4_FOUND "YES" )
845     IF( NOT Qt4_FIND_QUIETLY)
846       MESSAGE(STATUS "Found Qt-Version ${QTVERSION}")
847     ENDIF( NOT Qt4_FIND_QUIETLY)
848   ELSE( QT_LIBRARY_DIR AND QT_INCLUDE_DIR AND QT_MOC_EXECUTABLE AND QT_UIC_EXECUTABLE AND QT_RCC_EXECUTABLE)
849     SET( QT4_FOUND "NO")
850     IF( Qt4_FIND_REQUIRED)
851       MESSAGE( FATAL_ERROR "Qt libraries, includes, moc, uic or/and rcc NOT found!")
852     ENDIF( Qt4_FIND_REQUIRED)
853   ENDIF( QT_LIBRARY_DIR AND QT_INCLUDE_DIR AND QT_MOC_EXECUTABLE AND QT_UIC_EXECUTABLE AND  QT_RCC_EXECUTABLE)
854   SET(QT_FOUND ${QT4_FOUND})
855
856
857   #######################################
858   #
859   #       System dependent settings
860   #
861   #######################################
862   # for unix add X11 stuff
863   IF(UNIX)
864     # on OS X X11 may not be required
865     IF (Q_WS_X11)
866       FIND_PACKAGE(X11)
867     ENDIF (Q_WS_X11)
868     FIND_PACKAGE(Threads)
869     SET(QT_QTCORE_LIBRARY ${QT_QTCORE_LIBRARY} ${CMAKE_THREAD_LIBS_INIT})
870   ENDIF(UNIX)
871
872
873   #######################################
874   #
875   #       compatibility settings
876   #
877   #######################################
878   # Backwards compatibility for CMake1.4 and 1.2
879   SET (QT_MOC_EXE ${QT_MOC_EXECUTABLE} )
880   SET (QT_UIC_EXE ${QT_UIC_EXECUTABLE} )
881
882   SET( QT_QT_LIBRARY "")
883
884 ELSE(QT4_QMAKE_FOUND)
885
886    IF(Qt4_FIND_REQUIRED)
887       IF(QT4_INSTALLED_VERSION_TOO_OLD)
888          MESSAGE(FATAL_ERROR "The installed Qt version ${QTVERSION} is too old, at least version ${QT_MIN_VERSION} is required")
889       ELSE(QT4_INSTALLED_VERSION_TOO_OLD)
890          MESSAGE( FATAL_ERROR "Qt qmake not found!")
891       ENDIF(QT4_INSTALLED_VERSION_TOO_OLD)
892    ELSE(Qt4_FIND_REQUIRED)
893       IF(QT4_INSTALLED_VERSION_TOO_OLD AND NOT Qt4_FIND_QUIETLY)
894          MESSAGE(STATUS "The installed Qt version ${QTVERSION} is too old, at least version ${QT_MIN_VERSION} is required")
895       ENDIF(QT4_INSTALLED_VERSION_TOO_OLD AND NOT Qt4_FIND_QUIETLY)
896    ENDIF(Qt4_FIND_REQUIRED)
897  
898 ENDIF (QT4_QMAKE_FOUND)
899