added static wxPlatformInfo::Get() and use it (patch 1549176)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41807 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/platinfo.h

@@ -130,6 +130,11 @@ public:
     bool operator!=(const wxPlatformInfo &t) const
         { return !(*this == t); }
 
+    // Gets a wxPlatformInfo already initialized with the values for
+    // the currently running platform.
+    static const wxPlatformInfo& Get();
+
+
 
     // string -> enum conversions
     // ---------------------------------
@@ -246,6 +251,9 @@ protected:
         return majorCur > major || (majorCur == major && minorCur >= minor);
     }
 
+    void InitForCurrentPlatform();
+
+
     // OS stuff
     // -----------------