Support using GetTextExtent() with empty string to get descent in wxOSX.

[wxWidgets.git] / include / wx / features.h

diff --git a/include/wx/features.h b/include/wx/features.h
index 637a50e77ce216be98a5d8a4f90d2ed88e29bd26..d276ee8502a449b7d888f7500c96cb33b5849fe9 100644 (file)
--- a/include/wx/features.h
+++ b/include/wx/features.h
@@ -35,9 +35,11 @@
 /*  taskbar is implemented in the major ports */
 #if defined(__WXMSW__) || defined(__WXCOCOA__) \
     || defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXX11__) \
-    || defined(__WXMAC_OSX__) || defined(__WXCOCOA__)
+    || defined(__WXOSX_MAC__) || defined(__WXCOCOA__)
     #define wxHAS_TASK_BAR_ICON
 #else
+    #undef wxUSE_TASKBARICON
+    #define wxUSE_TASKBARICON 0
     #undef wxHAS_TASK_BAR_ICON
 #endif
 
@@ -66,5 +68,59 @@
     #define wxHAS_UTF8_FONTS
 #endif
 
+/* This is defined when the underlying toolkit handles tab traversal natively.
+   Otherwise we implement it ourselves in wxControlContainer. */
+#ifdef __WXGTK20__
+    #define wxHAS_NATIVE_TAB_TRAVERSAL
+#endif
+
+/* This is defined when the compiler provides some type of extended locale
+   functions.  Otherwise, we implement them ourselves to only support the
+   'C' locale */
+#if defined(HAVE_LOCALE_T) || \
+    (wxCHECK_VISUALC_VERSION(8) && !defined(__WXWINCE__))
+    #define wxHAS_XLOCALE_SUPPORT
+#else
+    #undef wxHAS_XLOCALE_SUPPORT
+#endif
+
+/* Direct access to bitmap data is not implemented in all ports yet */
+#if defined(__WXGTK20__) || defined(__WXMAC__) || defined(__WXDFB__) || \
+        defined(__WXMSW__)
+
+    /*
+       These compilers can't deal with templates in wx/rawbmp.h:
+        - HP aCC for PA-RISC
+        - Watcom < 1.8
+     */
+    #if !wxONLY_WATCOM_EARLIER_THAN(1, 8) && \
+        !(defined(__HP_aCC) && defined(__hppa))
+        #define wxHAS_RAW_BITMAP
+    #endif
+#endif
+
+/* also define deprecated synonym which exists for compatibility only */
+#ifdef wxHAS_RAW_BITMAP
+    #define wxHAVE_RAW_BITMAP
+#endif
+
+/*
+   If this is defined, wxEvtHandler::Bind<>() is available (not all compilers
+   have the required template support for this and in particular under Windows
+   where only g++ and MSVC >= 7 currently support it.
+
+   Recent Sun CC versions support this but perhaps older ones can compile this
+   code too, adjust the version check if this is the case (unfortunately we
+   can't easily test for the things used in wx/event.h in configure so we have
+   to maintain these checks manually). The same applies to xlC 7: perhaps
+   earlier versions can compile this code too but they were not tested.
+ */
+#if wxCHECK_GCC_VERSION(3, 2) || wxCHECK_VISUALC_VERSION(7) \
+        || (defined(__SUNCC__) && __SUNCC__ >= 0x5100) \
+        || (defined(__xlC__) && __xlC__ >= 0x700)
+    #define wxHAS_EVENT_BIND
+#endif
+
+
 #endif /*  _WX_FEATURES_H_ */