X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/12f5e1e78fe906050ff2fee9529476db332633f0..3a74a290a9fcfafd93fd1a23e6857ad60836cb9d:/interface/wx/html/htmlfilt.h

diff --git a/interface/wx/html/htmlfilt.h b/interface/wx/html/htmlfilt.h
index 94cd977d33..695ab88d7c 100644
--- a/interface/wx/html/htmlfilt.h
+++ b/interface/wx/html/htmlfilt.h
@@ -29,12 +29,12 @@ public:
         Returns @true if this filter is capable of reading file @e file.
         Example:
     */
-    bool CanRead(const wxFSFile& file);
+    virtual bool CanRead(const wxFSFile& file) const = 0;
 
     /**
         Reads the file and returns string with HTML document.
         Example:
     */
-    wxString ReadFile(const wxFSFile& file);
+    virtual wxString ReadFile(const wxFSFile& file) const = 0;
 };