Add support for using static/dynamic Qt plugins.

Modules/FindQt4.cmake

@@ -1072,15 +1072,6 @@ IF (QT4_QMAKE_FOUND)
   # get the directory of the current file, used later on in the file
   GET_FILENAME_COMPONENT( _qt4_current_dir  "${CMAKE_CURRENT_LIST_FILE}" PATH)
 
-  ######################################
-  #
-  #       Macros for building Qt files
-  #
-  ######################################
-
-  INCLUDE("${_qt4_current_dir}/Qt4Macros.cmake")
-
-
   ######################################
   #
   #       decide if Qt got found
@@ -1116,6 +1107,89 @@ IF (QT4_QMAKE_FOUND)
   INCLUDE("${_qt4_current_dir}/Qt4ConfigDependentSettings.cmake")
 
 
+  #######################################
+  #
+  #       Check the plugins of Qt
+  #
+  #######################################
+
+  SET( QT_PLUGIN_TYPES accessible bearer codecs decorations designer gfxdrivers graphicssystems iconengines imageformats inputmethods mousedrivers phonon_backend script sqldrivers )
+
+  SET( QT_ACCESSIBLE_PLUGINS qtaccessiblecompatwidgets qtaccessiblewidgets )
+  SET( QT_BEARER_PLUGINS qcorewlanbearer qgenericbearer )
+  SET( QT_CODECS_PLUGINS qcncodecs qjpcodecs qkrcodecs qtwcodecs )
+  SET( QT_DECORATIONS_PLUGINS qdecorationdefault qdecorationwindows )
+  SET( QT_DESIGNER_PLUGINS arthurplugin containerextension customwidgetplugin phononwidgets qdeclarativeview qt3supportwidgets qwebview taskmenuextension worldtimeclockplugin )
+  SET( QT_GRAPHICSDRIVERS_PLUGINS qgfxtransformed qgfxvnc qscreenvfb )
+  SET( QT_GRAPHICSSYSTEMS_PLUGINS qglgraphicssystem qtracegraphicssystem )
+  SET( QT_ICONENGINES_PLUGINS qsvgicon )
+  SET( QT_IMAGEFORMATS_PLUGINS qgif qjpeg qmng qico qsvg qtiff  )
+  SET( QT_INPUTMETHODS_PLUGINS qimsw_multi )
+  SET( QT_MOUSEDRIVERS_PLUGINS qwstslibmousehandler )
+  SET( QT_PHONON_BACKEND_PLUGINS phonon_qt7 )
+  SET( QT_SCRIPT_PLUGINS qtscriptdbus )
+  SET( QT_SQLDRIVERS_PLUGINS qsqldb2 qsqlibase qsqlite qsqlite2 qsqlmysql qsqloci qsqlodbc qsqlpsql qsqltds )
+
+  IF(QT_QMAKE_CHANGED)
+    FOREACH(QT_PLUGIN_TYPE ${QT_PLUGIN_TYPES})
+      STRING(TOUPPER ${QT_PLUGIN_TYPE} _upper_qt_plugin_type)
+      SET(QT_${_upper_qt_plugin_type}_PLUGINS_DIR ${QT_PLUGINS_DIR}/${QT_PLUGIN_TYPE})
+      FOREACH(QT_PLUGIN ${QT_${_upper_qt_plugin_type}_PLUGINS})
+        STRING(TOUPPER ${QT_PLUGIN} _upper_qt_plugin)
+        UNSET(QT_${_upper_qt_plugin}_LIBRARY_RELEASE CACHE)
+        UNSET(QT_${_upper_qt_plugin}_LIBRARY_DEBUG CACHE)
+        UNSET(QT_${_upper_qt_plugin}_LIBRARY CACHE)
+        UNSET(QT_${_upper_qt_plugin}_PLUGIN_RELEASE CACHE)
+        UNSET(QT_${_upper_qt_plugin}_PLUGIN_DEBUG CACHE)
+        UNSET(QT_${_upper_qt_plugin}_PLUGIN CACHE)
+      ENDFOREACH(QT_PLUGIN)
+    ENDFOREACH(QT_PLUGIN_TYPE)
+  ENDIF(QT_QMAKE_CHANGED)
+
+  # find_library works better than find_file but we need to set prefixes to only match plugins
+  FOREACH(QT_PLUGIN_TYPE ${QT_PLUGIN_TYPES})
+    STRING(TOUPPER ${QT_PLUGIN_TYPE} _upper_qt_plugin_type)
+    SET(QT_${_upper_qt_plugin_type}_PLUGINS_DIR ${QT_PLUGINS_DIR}/${QT_PLUGIN_TYPE})
+    FOREACH(QT_PLUGIN ${QT_${_upper_qt_plugin_type}_PLUGINS})
+      STRING(TOUPPER ${QT_PLUGIN} _upper_qt_plugin)
+      IF(QT_IS_STATIC)
+        FIND_LIBRARY(QT_${_upper_qt_plugin}_LIBRARY_RELEASE
+                     NAMES ${QT_PLUGIN}${QT_LIBINFIX} ${QT_PLUGIN}${QT_LIBINFIX}4
+                     PATHS ${QT_${_upper_qt_plugin_type}_PLUGINS_DIR} NO_DEFAULT_PATH
+            )
+        FIND_LIBRARY(QT_${_upper_qt_plugin}_LIBRARY_DEBUG
+                     NAMES ${QT_PLUGIN}${QT_LIBINFIX}_debug ${QT_PLUGIN}${QT_LIBINFIX}d ${QT_PLUGIN}${QT_LIBINFIX}d4
+                     PATHS ${QT_${_upper_qt_plugin_type}_PLUGINS_DIR} NO_DEFAULT_PATH
+            )
+        _QT4_ADJUST_LIB_VARS(${QT_PLUGIN})
+      ELSE(QT_IS_STATIC)
+        # find_library works easier/better than find_file but we need to set suffixes to only match plugins
+        SET(CMAKE_FIND_LIBRARY_SUFFIXES_DEFAULT ${CMAKE_FIND_LIBRARY_SUFFIXES})
+        SET(CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_SHARED_MODULE_SUFFIX} ${CMAKE_SHARED_LIBRARY_SUFFIX})
+        FIND_LIBRARY(QT_${_upper_qt_plugin}_PLUGIN_RELEASE
+                     NAMES ${QT_PLUGIN}${QT_LIBINFIX} ${QT_PLUGIN}${QT_LIBINFIX}4
+                     PATHS ${QT_${_upper_qt_plugin_type}_PLUGINS_DIR} NO_DEFAULT_PATH
+            )
+        FIND_LIBRARY(QT_${_upper_qt_plugin}_PLUGIN_DEBUG
+                     NAMES ${QT_PLUGIN}${QT_LIBINFIX}_debug ${QT_PLUGIN}${QT_LIBINFIX}d ${QT_PLUGIN}${QT_LIBINFIX}d4
+                     PATHS ${QT_${_upper_qt_plugin_type}_PLUGINS_DIR} NO_DEFAULT_PATH
+            )
+        MARK_AS_ADVANCED(QT_${_upper_qt_plugin}_PLUGIN_RELEASE QT_${_upper_qt_plugin}_PLUGIN_DEBUG)
+        SET(CMAKE_FIND_LIBRARY_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES_DEFAULT})
+      ENDIF(QT_IS_STATIC)
+    ENDFOREACH(QT_PLUGIN)
+  ENDFOREACH(QT_PLUGIN_TYPE)
+
+
+  ######################################
+  #
+  #       Macros for building Qt files
+  #
+  ######################################
+
+  INCLUDE("${_qt4_current_dir}/Qt4Macros.cmake")
+
+
   #######################################
   #
   #       compatibility settings