X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/54f59b007e3883bc97842eff008c54e27c3f8243..51623cc53f350935337e57930eaaf1afe9a48c3b:/include/wx/gtk/chkconf.h

diff --git a/include/wx/gtk/chkconf.h b/include/wx/gtk/chkconf.h
index 6715f824da..9897ebd352 100644
--- a/include/wx/gtk/chkconf.h
+++ b/include/wx/gtk/chkconf.h
@@ -55,9 +55,11 @@
 #   undef  wxUSE_MEDIACTRL
 #   define wxUSE_MEDIACTRL 0
 
-    // We could use GDK_WINDOWING_X11 for those but this would require
-    // including gdk/gdk.h and we don't want to do it from here, so assume
-    // we're not using X11 if we're not under Unix.
+    /*
+        We could use GDK_WINDOWING_X11 for those but this would require
+        including gdk/gdk.h and we don't want to do it from here, so assume
+        we're not using X11 if we're not under Unix.
+     */
 
 #   undef  wxUSE_UIACTIONSIMULATOR
 #   define wxUSE_UIACTIONSIMULATOR 0
@@ -67,8 +69,10 @@
 
 #endif /* __UNIX__ */
 
-// We always need Cairo with wxGTK, enable it if necessary (this can only
-// happen under Windows).
+/*
+    We always need Cairo with wxGTK, enable it if necessary (this can only
+    happen under Windows).
+ */
 #ifdef __WINDOWS__
 
 #if !wxUSE_CAIRO
@@ -77,3 +81,14 @@
 #endif
 
 #endif  /* __WINDOWS__ */
+
+#ifdef __WXGTK3__
+    #if !wxUSE_GRAPHICS_CONTEXT
+        #ifdef wxABORT_ON_CONFIG_ERROR
+            #error "GTK+ 3 support requires wxGraphicsContext"
+        #else
+            #undef wxUSE_GRAPHICS_CONTEXT
+            #define wxUSE_GRAPHICS_CONTEXT 1
+        #endif
+    #endif
+#endif