Fix unused param warnings

[wxWidgets.git] / samples / opengl / isosurf / isosurf.cpp

diff --git a/samples/opengl/isosurf/isosurf.cpp b/samples/opengl/isosurf/isosurf.cpp
index 8e5aec635773e2eadc192cdafb9f57aeda88dd39..f602caeeb48fc2b67670a064e2415ff4442b2fa7 100644 (file)
--- a/samples/opengl/isosurf/isosurf.cpp
+++ b/samples/opengl/isosurf/isosurf.cpp
@@ -246,6 +246,9 @@ IMPLEMENT_APP(MyApp)
 // `Main program' equivalent, creating windows and returning main app frame
 bool MyApp::OnInit()
 {
+    if ( !wxApp::OnInit() )
+        return false;
+
     Args(argc, argv);
 
     // Create the main frame window
@@ -272,7 +275,7 @@ bool MyApp::OnInit()
     int gl_attrib[20] = { WX_GL_RGBA, WX_GL_MIN_RED, 1, WX_GL_MIN_GREEN, 1,
         WX_GL_MIN_BLUE, 1, WX_GL_DEPTH_SIZE, 1,
         WX_GL_DOUBLEBUFFER,
-#  ifdef __WXMAC__
+#  if defined(__WXMAC__) || defined(__WXCOCOA__)
         GL_NONE };
 #  else
         None };