handle NULL BSTRs as empty ones per Microsoft convention

[wxWidgets.git] / src / html / htmlfilter.cpp
diff --git a/src/html/htmlfilter.cpp b/src/html/htmlfilter.cpp

index 37215c51707f90cce6b09914699ecbb0f79c271d..57508b1069a7386b9ec61df99769aeed5556c288 100644 (file)
--- a/src/html/htmlfilter.cpp
+++ b/src/html/htmlfilter.cpp
@@ -20,7 +20,6 @@
  #endif
  
  #ifndef WXPRECOMP
-#include "wx/wx.h"
  #endif
  
  #include "wx/html/htmlfilter.h"
@@ -42,7 +41,7 @@ IMPLEMENT_ABSTRACT_CLASS(wxHtmlFilter, wxObject)
  
  IMPLEMENT_DYNAMIC_CLASS(wxHtmlFilterPlainText, wxHtmlFilter)
  
-bool wxHtmlFilterPlainText::CanRead(const wxFSFile& file) const
+bool wxHtmlFilterPlainText::CanRead(const wxFSFile& WXUNUSED(file)) const
  {
      return TRUE;
  }
@@ -62,9 +61,9 @@ wxString wxHtmlFilterPlainText::ReadFile(const wxFSFile& file) const
      doc = src;
      delete [] src;
  
-    doc.Replace("<", "&lt;", TRUE);
-    doc.Replace(">", "&gt;", TRUE);
-    doc2 = "<HTML><BODY><PRE>\n" + doc + "\n</PRE></BODY></HTML>";
+    doc.Replace(_T("<"), _T("&lt;"), TRUE);
+    doc.Replace(_T(">"), _T("&gt;"), TRUE);
+    doc2 = _T("<HTML><BODY><PRE>\n") + doc + _T("\n</PRE></BODY></HTML>");
      return doc2;
  }