Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/nsgmls/EventGenerator.h

@@ -0,0 +1,30 @@
+/* $XConsortium: EventGenerator.h /main/1 1996/07/29 16:51:29 cde-hp $ */
+// Copyright (c) 1994 James Clark
+// See the file COPYING for copying permission.
+
+#ifndef EventGenerator_INCLUDED
+#define EventGenerator_INCLUDED 1
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+#include "SGMLApplication.h"
+
+class SP_API EventGenerator {
+public:
+  virtual ~EventGenerator();
+  // Can be called at most once for any object.
+  // Returns number of errors.
+  virtual unsigned run(SGMLApplication &) = 0;
+  // may be called at any time
+  virtual void inhibitMessages(bool);
+  // may be called at any time, even from another thread
+  virtual void halt() = 0;
+  // called after run
+  virtual EventGenerator *
+    makeSubdocEventGenerator(const SGMLApplication::Char *systemId,
+			     size_t systemIdLength);
+};
+
+#endif /* not EventGenerator_INCLUDED */