Make code reading BMP files more robust.

[wxWidgets.git] / src / common / fontenumcmn.cpp

diff --git a/src/common/fontenumcmn.cpp b/src/common/fontenumcmn.cpp
index fb57dd9104bab4a173b26d4319fa1f1538ac7910..bc2b96ce9df6196d1f25cd382531f8e7c8e4c498 100644 (file)
--- a/src/common/fontenumcmn.cpp
+++ b/src/common/fontenumcmn.cpp
@@ -24,6 +24,8 @@
     #pragma hdrstop
 #endif
 
+#if wxUSE_FONTENUM
+
 #include "wx/fontenum.h"
 
 // ============================================================================
@@ -82,12 +84,12 @@ bool wxFontEnumerator::IsValidFacename(const wxString &facename)
 
 #ifdef __WXMSW__
     // Quoting the MSDN:
-    //     "MS Shell Dlg is a mapping mechanism that enables 
-    //     U.S. English Microsoft Windows NT, and Microsoft Windows 2000 to 
-    //     support locales that have characters that are not contained in code 
+    //     "MS Shell Dlg is a mapping mechanism that enables
+    //     U.S. English Microsoft Windows NT, and Microsoft Windows 2000 to
+    //     support locales that have characters that are not contained in code
     //     page 1252. It is not a font but a face name for a nonexistent font."
     // Thus we need to consider "Ms Shell Dlg" and "Ms Shell Dlg 2" as valid
-    // font face names even if they are enumerated by wxFontEnumerator
+    // font face names even if they are not enumerated by wxFontEnumerator
     if (facename.IsSameAs(wxT("Ms Shell Dlg"), false) ||
         facename.IsSameAs(wxT("Ms Shell Dlg 2"), false))
         return true;
@@ -100,3 +102,34 @@ bool wxFontEnumerator::IsValidFacename(const wxString &facename)
     return true;
 }
 
+#ifdef wxHAS_UTF8_FONTS
+bool wxFontEnumerator::EnumerateEncodingsUTF8(const wxString& facename)
+{
+    // name of UTF-8 encoding: no need to use wxFontMapper for it as it's
+    // unlikely to change
+    const wxString utf8(wxT("UTF-8"));
+
+    // all fonts are in UTF-8 only if this code is used
+    if ( !facename.empty() )
+    {
+        OnFontEncoding(facename, utf8);
+        return true;
+    }
+
+    // so enumerating all facenames supporting this encoding is the same as
+    // enumerating all facenames
+    const wxArrayString facenames(GetFacenames(wxFONTENCODING_UTF8));
+    const size_t count = facenames.size();
+    if ( !count )
+        return false;
+
+    for ( size_t n = 0; n < count; n++ )
+    {
+        OnFontEncoding(facenames[n], utf8);
+    }
+
+    return true;
+}
+#endif // wxHAS_UTF8_FONTS
+
+#endif // wxUSE_FONTENUM