result list: show preview and edit links only when they can be used

src/internfile/mimehandler.cpp

@@ -1,5 +1,5 @@
 #ifndef lint
-static char rcsid[] = "@(#$Id: mimehandler.cpp,v 1.17 2006-03-20 16:05:41 dockes Exp $ (C) 2004 J.F.Dockes";
+static char rcsid[] = "@(#$Id: mimehandler.cpp,v 1.18 2006-03-29 13:08:08 dockes Exp $ (C) 2004 J.F.Dockes";
 #endif
 /*
  *   This program is free software; you can redistribute it and/or modify
@@ -98,3 +98,15 @@ MimeHandler *getMimeHandler(const string &mtype, RclConfig *cfg)
 	return 0;
     }
 }
+
+
+/// Can this mime type be interned (according to config) ?
+bool canIntern(const std::string mtype, RclConfig *cfg)
+{
+    if (mtype.empty())
+	return false;
+    string hs = cfg->getMimeHandlerDef(mtype);
+    if (hs.empty())
+	return false;
+    return true;
+}

src/internfile/mimehandler.h

@@ -16,7 +16,7 @@
  */
 #ifndef _MIMEHANDLER_H_INCLUDED_
 #define _MIMEHANDLER_H_INCLUDED_
-/* @(#$Id: mimehandler.h,v 1.11 2006-01-30 11:15:27 dockes Exp $  (C) 2004 J.F.Dockes */
+/* @(#$Id: mimehandler.h,v 1.12 2006-03-29 13:08:08 dockes Exp $  (C) 2004 J.F.Dockes */
 
 #include <string>
 #include <list>
@@ -71,4 +71,7 @@ class MimeHandler {
  */
 extern MimeHandler *getMimeHandler(const std::string &mtyp, RclConfig *cfg);
 
+/// Can this mime type be interned ?
+extern bool canIntern(const std::string mimetype, RclConfig *cfg);
+
 #endif /* _MIMEHANDLER_H_INCLUDED_ */