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/apptrait.h

@@ -110,7 +110,8 @@ public:
     virtual GSocketGUIFunctionsTable* GetSocketGUIFunctionsTable() = 0;
 #endif
 
-    // return information about the (native) toolkit currently used;
+    // return information about the (native) toolkit currently used and its
+    // runtime (not compile-time) version.
     // returns wxPORT_BASE for console applications and one of the remaining
     // wxPORT_* values for GUI applications.
     virtual wxPortId GetToolkitVersion(int *majVer, int *minVer) const = 0;

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
     // -----------------