highgui: drop obsolete Carbon API

https://en.wikipedia.org/wiki/Carbon_(API)

In 2012, with the release of OS X 10.8 Mountain Lion, most Carbon APIs were considered deprecated.

CMakeLists.txt

@@ -220,7 +220,6 @@ OCV_OPTION(BUILD_ITT                "Build Intel ITT from source"        NOT MIN
 # ===================================================
 OCV_OPTION(WITH_1394           "Include IEEE1394 support"                    ON   IF (NOT ANDROID AND NOT IOS AND NOT WINRT) )
 OCV_OPTION(WITH_AVFOUNDATION   "Use AVFoundation for Video I/O (iOS/Mac)"    ON   IF APPLE)
-OCV_OPTION(WITH_CARBON         "Use Carbon for UI instead of Cocoa (OBSOLETE)"                               OFF IF APPLE )
 OCV_OPTION(WITH_CAROTENE       "Use NVidia carotene acceleration library for ARM platform"                   ON  IF (ARM OR AARCH64) AND NOT IOS AND NOT (CMAKE_VERSION VERSION_LESS "2.8.11"))
 OCV_OPTION(WITH_CPUFEATURES    "Use cpufeatures Android library"             ON   IF ANDROID)
 OCV_OPTION(WITH_VTK            "Include VTK library support (and build opencv_viz module eiher)"             ON  IF (NOT ANDROID AND NOT IOS AND NOT WINRT AND NOT CMAKE_CROSSCOMPILING) )
@@ -1157,12 +1156,8 @@ if(WITH_WIN32UI)
   status("    Win32 UI:" HAVE_WIN32UI THEN YES ELSE NO)
 endif()
 
-if(APPLE)
-  if(WITH_CARBON)
-    status("    Carbon:" YES)
-  else()
-    status("    Cocoa:"  YES)
-  endif()
+if(HAVE_COCOA)  # APPLE
+  status("    Cocoa:"  YES)
 endif()
 
 if(WITH_GTK OR HAVE_GTK)

cmake/OpenCVFindLibsGUI.cmake

@@ -80,11 +80,9 @@ if(WITH_OPENGL)
   endif()
 endif(WITH_OPENGL)
 
-# --- Carbon & Cocoa ---
+# --- Cocoa ---
 if(APPLE)
-  if(WITH_CARBON)
-    set(HAVE_CARBON YES)
-  elseif(NOT IOS AND CV_CLANG)
+  if(NOT IOS AND CV_CLANG)
     set(HAVE_COCOA YES)
   endif()
 endif()

cmake/templates/cvconfig.h.in

@@ -31,9 +31,6 @@
 /* V4L2 capturing support */
 #cmakedefine HAVE_CAMV4L2
 
-/* Carbon windowing environment */
-#cmakedefine HAVE_CARBON
-
 /* AMD's Basic Linear Algebra Subprograms Library*/
 #cmakedefine HAVE_CLAMDBLAS
 

modules/highgui/CMakeLists.txt

@@ -120,9 +120,6 @@ elseif(HAVE_WIN32UI)
   list(APPEND highgui_srcs ${CMAKE_CURRENT_LIST_DIR}/src/window_w32.cpp)
 elseif(HAVE_GTK OR HAVE_GTK3)
   list(APPEND highgui_srcs ${CMAKE_CURRENT_LIST_DIR}/src/window_gtk.cpp)
-elseif(HAVE_CARBON)
-  list(APPEND highgui_srcs ${CMAKE_CURRENT_LIST_DIR}/src/window_carbon.cpp)
-  list(APPEND HIGHGUI_LIBRARIES "-framework Carbon" "-framework QuickTime")
 elseif(HAVE_COCOA)
   list(APPEND highgui_srcs ${CMAKE_CURRENT_LIST_DIR}/src/window_cocoa.mm)
   list(APPEND HIGHGUI_LIBRARIES "-framework Cocoa")

modules/highgui/src/precomp.hpp

@@ -86,18 +86,15 @@
 //Yannick Verdie 2010, Max Kostin 2015
 void cvSetModeWindow_W32(const char* name, double prop_value);
 void cvSetModeWindow_GTK(const char* name, double prop_value);
-void cvSetModeWindow_CARBON(const char* name, double prop_value);
 void cvSetModeWindow_COCOA(const char* name, double prop_value);
 void cvSetModeWindow_WinRT(const char* name, double prop_value);
 
 CvRect cvGetWindowRect_W32(const char* name);
 CvRect cvGetWindowRect_GTK(const char* name);
-CvRect cvGetWindowRect_CARBON(const char* name);
 CvRect cvGetWindowRect_COCOA(const char* name);
 
 double cvGetModeWindow_W32(const char* name);
 double cvGetModeWindow_GTK(const char* name);
-double cvGetModeWindow_CARBON(const char* name);
 double cvGetModeWindow_COCOA(const char* name);
 double cvGetModeWindow_WinRT(const char* name);
 

modules/highgui/src/window.cpp

@@ -61,8 +61,6 @@ CV_IMPL void cvSetWindowProperty(const char* name, int prop_id, double prop_valu
             cvSetModeWindow_W32(name,prop_value);
         #elif defined (HAVE_GTK)
             cvSetModeWindow_GTK(name,prop_value);
-        #elif defined (HAVE_CARBON)
-            cvSetModeWindow_CARBON(name,prop_value);
         #elif defined (HAVE_COCOA)
             cvSetModeWindow_COCOA(name,prop_value);
         #elif defined (WINRT)
@@ -103,8 +101,6 @@ CV_IMPL double cvGetWindowProperty(const char* name, int prop_id)
             return cvGetModeWindow_W32(name);
         #elif defined (HAVE_GTK)
             return cvGetModeWindow_GTK(name);
-        #elif defined (HAVE_CARBON)
-            return cvGetModeWindow_CARBON(name);
         #elif defined (HAVE_COCOA)
             return cvGetModeWindow_COCOA(name);
         #elif defined (WINRT)
@@ -176,8 +172,6 @@ cv::Rect cvGetWindowImageRect(const char* name)
         return cvGetWindowRect_W32(name);
     #elif defined (HAVE_GTK)
         return cvGetWindowRect_GTK(name);
-    #elif defined (HAVE_CARBON)
-        return cvGetWindowRect_CARBON(name);
     #elif defined (HAVE_COCOA)
         return cvGetWindowRect_COCOA(name);
     #else
@@ -582,7 +576,6 @@ int cv::createButton(const String&, ButtonCallback, void*, int , bool )
 #if   defined (HAVE_WIN32UI)  // see window_w32.cpp
 #elif defined (HAVE_GTK)      // see window_gtk.cpp
 #elif defined (HAVE_COCOA)    // see window_cocoa.mm
-#elif defined (HAVE_CARBON)   // see window_carbon.cpp
 #elif defined (HAVE_QT)       // see window_QT.cpp
 #elif defined (WINRT) && !defined (WINRT_8_0) // see window_winrt.cpp
 
@@ -598,14 +591,14 @@ int cv::createButton(const String&, ButtonCallback, void*, int , bool )
 void cv::setWindowTitle(const String&, const String&)
 {
     CV_Error(Error::StsNotImplemented, "The function is not implemented. "
-        "Rebuild the library with Windows, GTK+ 2.x or Carbon support. "
+        "Rebuild the library with Windows, GTK+ 2.x or Cocoa support. "
         "If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script");
 }
 
 #define CV_NO_GUI_ERROR(funcname) \
     cv::error(cv::Error::StsError, \
     "The function is not implemented. " \
-    "Rebuild the library with Windows, GTK+ 2.x or Carbon support. "\
+    "Rebuild the library with Windows, GTK+ 2.x or Cocoa support. "\
     "If you are on Ubuntu or Debian, install libgtk2.0-dev and pkg-config, then re-run cmake or configure script", \
     funcname, __FILE__, __LINE__)
 

modules/highgui/src/window_QT.cpp

@@ -1039,7 +1039,7 @@ void GuiReceiver::showImage(QString name, void* arr)
 {
     QPointer<CvWindow> w = icvFindWindowByName(name);
 
-    if (!w) //as observed in the previous implementation (W32, GTK or Carbon), create a new window is the pointer returned is null
+    if (!w) //as observed in the previous implementation (W32, GTK), create a new window is the pointer returned is null
     {
         cvNamedWindow(name.toLatin1().data());
         w = icvFindWindowByName(name);

modules/highgui/test/test_gui.cpp

@@ -44,7 +44,7 @@
 
 namespace opencv_test { namespace {
 
-#if defined HAVE_GTK || defined HAVE_QT || defined HAVE_WIN32UI || defined HAVE_CARBON || defined HAVE_COCOA
+#if defined HAVE_GTK || defined HAVE_QT || defined HAVE_WIN32UI || defined HAVE_COCOA
 
 class CV_HighGuiOnlyGuiTest : public cvtest::BaseTest
 {