Sizing fixes according to patch #1523304.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40194 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/os2/spinbutt.cpp

@@ -118,12 +118,8 @@ bool wxSpinButton::Create(
     ::WinQueryWindowPos(m_hWnd, &vSwp);
     SetXComp(vSwp.x);
     SetYComp(vSwp.y-5); // compensate for the associated TextControl border
-    wxFont*                          pTextFont = new wxFont( 10
-                                                            ,wxMODERN
-                                                            ,wxNORMAL
-                                                            ,wxNORMAL
-                                                           );
-    SetFont(*pTextFont);
+
+    SetFont(*wxSMALL_FONT);
     //
     // For OS/2 we want to hide the text portion so we can substitute an
     // independent text ctrl in its place.
@@ -144,7 +140,6 @@ bool wxSpinButton::Create(
     ::WinSetWindowULong(GetHwnd(), QWL_USER, (LONG)this);
     fnWndProcSpinCtrl = (WXFARPROC)::WinSubclassWindow(m_hWnd, (PFNWP)wxSpinCtrlWndProc);
 #endif
-    delete pTextFont;
     return TRUE;
 } // end of wxSpinButton::Create
 
@@ -159,12 +154,12 @@ wxSpinButton::~wxSpinButton()
 wxSize wxSpinButton::DoGetBestSize() const
 {
     //
-    // OS/2 PM does not really have system metrics so we'll just set  it to
-    // 26x20 which is the size of the buttons and the borders.
-    // Also we have no horizontal spin buttons.
+    // OS/2 PM does not really have system metrics so we'll just set it to
+    // a square based on its height.
     //
-    wxSize best(26,20);
-    return best;
+    RECTL   vRect;
+    ::WinQueryWindowRect(GetHwnd(),&vRect);
+    return wxSize(vRect.yTop,vRect.yTop);
 } // end of wxSpinButton::DoGetBestSize
 
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