miscellaneous wxFont enhancements (patch 1496606):

- made SetFaceName() bool and return false if the face name is not available
- corrected To/FromUserString() to complement each other


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39411 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/motif/font.cpp

@@ -393,12 +393,14 @@ void wxFont::SetWeight(int weight)
     M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now
 }
 
-void wxFont::SetFaceName(const wxString& faceName)
+bool wxFont::SetFaceName(const wxString& faceName)
 {
     Unshare();
 
     M_FONTDATA->m_faceName = faceName;
     M_FONTDATA->m_nativeFontInfo.GetXFontName().Clear(); // invalid now
+
+    return wxFontBase::SetFaceName(faceName);
 }
 
 void wxFont::SetUnderlined(bool underlined)