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

cde/programs/dtinfo/dtinfogen/infolib/etc/AttributeData.C

@@ -0,0 +1,56 @@
+/* $XConsortium: AttributeData.cc /main/2 1996/07/18 16:07:35 drk $ */
+/* exported interfaces */
+#include "AttributeData.h"
+
+/* imported interfaces */
+#include "SGMLName.h"
+#include "Token.h"
+#include "Dispatch.h"
+
+//-------------------------------------------------------------------------
+AttributeData::AttributeData( const Token &t, 
+			      int attr_name, 
+			      ActionType mode ):BaseData(t, mode)
+{
+
+  const char *str;
+  if ( str = attribute_value( t, attr_name ) ) {
+    data_complete = 1;
+    ValueBuffer.writeStr( str );
+  }
+  else {
+    data_avail = 0;
+  }
+}
+
+//-------------------------------------------------------------------------
+const char *
+AttributeData::attribute_value( const Token &t, int attributeName )
+{
+  const AttributeRec *tmp;
+  int att_type;
+  
+  tmp = t.LookupAttr( attributeName );
+  if ( !tmp ) {
+    return 0;
+  }
+
+  att_type = tmp->getAttrType();
+  if ( att_type == SGMLName::ENTITY ) {
+    SGMLDefn *sgml_defn = Dispatch::entity_ref( tmp->getAttrValueString() );
+    if ( !sgml_defn ) {
+      throw(Unexpected("no entity declaration for this entity"));
+    }
+
+    /*
+     * Use the file name
+     */
+
+    return ( sgml_defn->getFileName() );
+  }
+  else if ( att_type == SGMLName::CDATA ||
+	    att_type == SGMLName::TOKEN ){
+    return ( tmp->getAttrValueString() );
+  }
+}
+