added TRUE default value for Show() argument

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15888 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/slider95.h

@@ -46,13 +46,11 @@ public:
     virtual int GetValue() const;
     virtual void SetValue(int);
 
-    virtual void DoGetSize(int *width, int *height) const;
-
     void GetSize(int *w, int *h) const;
 
     void GetPosition(int *x, int *y) const;
 
-    bool Show(bool show);
+    bool Show(bool show = TRUE);
 
     void SetRange(int minValue, int maxValue);
 
@@ -97,6 +95,8 @@ protected:
     int           m_lineSize;
     int           m_tickFreq;
 
+    virtual void DoGetSize(int *width, int *height) const;
+
     virtual void DoSetSize(int x, int y,
                            int width, int height,
                            int sizeFlags = wxSIZE_AUTO);