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

cde/programs/nsgmls/Message.h

@@ -0,0 +1,258 @@
+/* $XConsortium: Message.h /main/1 1996/07/29 16:56:58 cde-hp $ */
+// Copyright (c) 1994 James Clark
+// See the file COPYING for copying permission.
+
+#ifndef Message_INCLUDED
+#define Message_INCLUDED 1
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+#include <stddef.h>
+#include "Location.h"
+#include "Vector.h"
+#include "CopyOwner.h"
+#include "Boolean.h"
+#include "StringC.h"
+#include "MessageArg.h"
+
+#ifdef SP_NAMESPACE
+namespace SP_NAMESPACE {
+#endif
+
+class SP_API MessageFragment {
+public:
+  enum {
+    libModule = 0,
+    appModule = 1
+    };
+  MessageFragment(unsigned module, unsigned number, const char *text = 0);
+  unsigned module() const;
+  unsigned number() const;
+  const char *text() const;
+private:
+  unsigned short number_;
+  unsigned char module_;
+protected:
+  unsigned char spare_;
+private:
+#ifndef SP_NO_MESSAGE_TEXT
+  const char *text_;
+#endif
+};
+
+class SP_API MessageType : public MessageFragment {
+public:
+  enum Severity {
+    info,
+    warning,
+    quantityError,
+    idrefError,
+    error
+    };
+  MessageType(Severity, unsigned module, unsigned number,
+	      const char *text = 0, const char *auxText = 0);
+  Severity severity() const;
+  MessageFragment auxFragment() const;
+  Boolean isError() const;
+private:
+#ifndef SP_NO_MESSAGE_TEXT
+  const char *auxText_;
+#endif
+};
+
+
+class SP_API MessageType0 : public MessageType {
+public:
+  MessageType0(Severity, unsigned module, unsigned number, const char *text = 0);
+};
+
+class SP_API MessageType1 : public MessageType {
+public:
+  MessageType1(Severity, unsigned module, unsigned number, const char *text = 0);
+};
+
+class SP_API MessageType2 : public MessageType {
+public:
+  MessageType2(Severity, unsigned module, unsigned number, const char *text = 0);
+};
+
+class SP_API MessageType3 : public MessageType {
+public:
+  MessageType3(Severity, unsigned module, unsigned number, const char *text = 0);
+};
+
+class SP_API MessageType4 : public MessageType {
+public:
+  MessageType4(Severity, unsigned module, unsigned number, const char *text = 0);
+};
+
+class SP_API MessageType5 : public MessageType {
+public:
+  MessageType5(Severity, unsigned module, unsigned number, const char *text = 0);
+};
+
+class SP_API MessageType6 : public MessageType {
+public:
+  MessageType6(Severity, unsigned module, unsigned number, const char *text = 0);
+};
+
+class SP_API MessageType0L : public MessageType {
+public:
+  MessageType0L(Severity, unsigned module, unsigned number, const char *text = 0,
+		const char *auxText = 0);
+};
+
+class SP_API MessageType1L : public MessageType {
+public:
+  MessageType1L(Severity, unsigned module, unsigned number, const char *text = 0,
+		const char *auxText = 0);
+};
+
+class SP_API OpenElementInfo {
+public:
+  OpenElementInfo();
+  PackedBoolean included;
+  StringC gi;
+  StringC matchType;
+  unsigned matchIndex;
+};
+
+class SP_API Message {
+public:
+  Message();
+  Message(int nArgs);
+  const MessageType *type;
+  Location loc;
+  Location auxLoc;
+  Vector<CopyOwner<MessageArg> > args;
+  Vector<OpenElementInfo> openElementInfo;
+  void swap(Message &);
+  Boolean isError() const;
+};
+
+class SP_API Messenger {
+public:
+  Messenger();
+  virtual ~Messenger();
+  void message(const MessageType0 &);
+  void message(const MessageType1 &, const MessageArg &);
+  void message(const MessageType2 &,
+	       const MessageArg &,
+	       const MessageArg &);
+  void message(const MessageType3 &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &);
+  void message(const MessageType4 &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &);
+  void message(const MessageType5 &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &);
+  void message(const MessageType6 &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &,
+	       const MessageArg &);
+  void message(const MessageType0L &, const Location &);
+  void message(const MessageType1L &, const MessageArg &, const Location &);
+  void setNextLocation(const Location &);
+  virtual void initMessage(Message &);
+  virtual void dispatchMessage(const Message &) = 0;
+  virtual void dispatchMessage(Message &);
+private:
+  void doInitMessage(Message &);
+  Boolean haveNextLocation_;
+  Location nextLocation_;
+};
+
+class SP_API ForwardingMessenger : public Messenger {
+public:
+  ForwardingMessenger(Messenger &);
+  void dispatchMessage(const Message &);
+  void dispatchMessage(Message &);
+  void initMessage(Message &);
+private:
+  Messenger *to_;
+};
+
+class SP_API ParentLocationMessenger : public ForwardingMessenger {
+public:
+  ParentLocationMessenger(Messenger &);
+  void initMessage(Message &);
+};
+
+class SP_API NullMessenger : public Messenger {
+public:
+  NullMessenger();
+  void dispatchMessage(const Message &);
+  void dispatchMessage(Message &);
+};
+
+inline
+unsigned MessageFragment::module() const
+{
+  return module_;
+}
+
+inline
+unsigned MessageFragment::number() const
+{
+  return number_;
+}
+
+inline
+const char *MessageFragment::text() const
+{
+#ifdef SP_NO_MESSAGE_TEXT
+  return 0;
+#else
+  return text_;
+#endif
+}
+
+inline
+MessageType::Severity MessageType::severity() const
+{
+  return Severity(spare_);
+}
+
+inline
+MessageFragment MessageType::auxFragment() const
+{
+  return MessageFragment(module(),
+			 number() + 1,
+#ifdef SP_NO_MESSAGE_TEXT
+			 0
+#else
+			 auxText_
+#endif
+			 );
+}
+
+inline
+Boolean MessageType::isError() const
+{
+  return severity() != info && severity() != warning;
+}
+
+inline
+Boolean Message::isError() const
+{
+  return type->isError();
+}
+
+#ifdef SP_NAMESPACE
+}
+#endif
+
+#endif /* not Message_INCLUDED */