Mac build - Link Carbon so window can receive focus/input

CMakeLists.txt

@@ -82,6 +82,10 @@ configure_file(${OpenMW_SOURCE_DIR}/files/plugins.cfg.linux
     "${OpenMW_BINARY_DIR}/plugins.cfg" COPYONLY)
 endif (WIN32)
 
+if (APPLE)
+    find_library(CARBON_FRAMEWORK Carbon)
+endif (APPLE)
+
 configure_file(${OpenMW_SOURCE_DIR}/files/openmw.cfg
     "${OpenMW_BINARY_DIR}/openmw.cfg" COPYONLY)
     
@@ -103,3 +107,8 @@ target_link_libraries(openmw
   ${OGRE_LIBRARIES}
   ${OIS_LIBRARIES}
   ${Boost_LIBRARIES})
+
+if (APPLE)
+  target_link_libraries(openmw
+    ${CARBON_FRAMEWORK})
+endif (APPLE)

input/oismanager.cpp

@@ -6,6 +6,10 @@
 
 #include "OgreRenderWindow.h"
 
+#ifdef __APPLE_CC__
+#include <Carbon/Carbon.h>
+#endif
+
 using namespace Input;
 using namespace Ogre;
 using namespace OIS;
@@ -50,6 +54,13 @@ OISManager::OISManager(Render::OgreRenderer &rend)
 #endif
     }
 
+#ifdef __APPLE_CC__
+  // Give the application window focus to receive input events
+  ProcessSerialNumber psn = { 0, kCurrentProcess };
+  TransformProcessType(&psn, kProcessTransformToForegroundApplication);
+  SetFrontProcess(&psn);
+#endif
+
   inputMgr = InputManager::createInputSystem( pl );
 
   // Create all devices