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

cde/programs/nsgmls/MessageTable.C

@@ -0,0 +1,179 @@
+/* $XConsortium: MessageTable.C /main/1 1996/07/29 16:57:45 cde-hp $ */
+// Copyright (c) 1996 James Clark
+// See the file COPYING for copying permission.
+
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
+#include "splib.h"
+#include "MessageTable.h"
+
+#ifdef SP_NO_MESSAGE_TEXT
+
+// Windows only
+
+#define STRICT
+#include "windows.h"
+static HINSTANCE dllInstanceHandle = NULL;
+
+#ifdef SP_NAMESPACE
+namespace SP_NAMESPACE {
+#endif
+
+class WinMessageTable : public MessageTable {
+public:
+  Boolean getText(const MessageFragment &,
+		  String<SP_TCHAR> &) const;
+  
+};
+
+Boolean WinMessageTable::getText(const MessageFragment &frag,
+				 String<SP_TCHAR> &str) const
+{
+  static const int bufSize = 4096;
+  SP_TCHAR buf[bufSize];
+  int len = LoadString(frag.module() == MessageFragment::libModule
+		       ? dllInstanceHandle
+		       : 0,
+		       frag.number(),
+		       buf,
+		       bufSize);
+  if (len == 0) {
+    // The resource might be empty.
+    if (GetLastError() != 0)
+      return 0;
+    else {
+      str.resize(0);
+      return 1;
+    }
+  }
+  str.assign(buf, len);
+  return 1;
+}
+
+const MessageTable *MessageTable::instance()
+{
+  if (!instance_)
+    instance_ = new WinMessageTable;
+  return instance_;
+}
+
+#ifdef SP_NAMESPACE
+}
+#endif
+
+#ifdef SP_USE_DLL
+extern "C"
+BOOL WINAPI DllMain(HINSTANCE inst, ULONG reason, LPVOID)
+{
+  if (reason == DLL_PROCESS_ATTACH)
+    dllInstanceHandle = inst;
+  return TRUE;
+}
+#endif
+
+#else /* not SP_NO_MESSAGE_TEXT */
+
+#ifdef SP_HAVE_GETTEXT
+extern "C" {
+extern char *dgettext(const char *, const char *);
+extern char *gettext(const char *);
+extern char *textdomain(const char *);
+extern char *bindtextdomain(const char *, const char *);
+}
+
+#include <stdlib.h>
+
+#ifndef MESSAGE_DOMAIN
+#define MESSAGE_DOMAIN "sp"
+#endif
+
+#ifdef SP_NAMESPACE
+namespace SP_NAMESPACE {
+#endif
+
+class GettextMessageTable : public MessageTable {
+public:
+  GettextMessageTable();
+  Boolean getText(const MessageFragment &, String<SP_TCHAR> &) const;
+  
+};
+
+GettextMessageTable::GettextMessageTable()
+{
+  const char *dir = getenv("TEXTDOMAINDIR");
+  if (dir)
+    bindtextdomain(MESSAGE_DOMAIN, dir);
+}
+
+Boolean GettextMessageTable::getText(const MessageFragment &frag,
+				     String<SP_TCHAR> &str) const
+{
+  const char *s = frag.text();
+  if (!s)
+    return 0;
+  s = dgettext(MESSAGE_DOMAIN, s);
+  if (!s)
+    return 0;
+  str.assign(s, strlen(s));
+  return 1;
+}
+
+const MessageTable *MessageTable::instance()
+{
+  if (!instance_)
+    instance_ = new GettextMessageTable;
+  return instance_;
+}
+
+#ifdef SP_NAMESPACE
+}
+#endif
+
+#else /* not SP_HAVE_GETTEXT */
+
+#ifdef SP_NAMESPACE
+namespace SP_NAMESPACE {
+#endif
+
+class DefaultMessageTable : public MessageTable {
+public:
+  Boolean getText(const MessageFragment &, String<SP_TCHAR> &) const;
+};
+
+Boolean DefaultMessageTable::getText(const MessageFragment &frag,
+				     String<SP_TCHAR> &str) const
+{
+  if (!frag.text())
+    return 0;
+  str.resize(0);
+  for (const char *s = frag.text(); *s; s++)
+    str += SP_TCHAR((unsigned char)*s);
+  return 1;
+}
+
+const MessageTable *MessageTable::instance()
+{
+  if (!instance_)
+    instance_ = new DefaultMessageTable;
+  return instance_;
+}
+
+#ifdef SP_NAMESPACE
+}
+#endif
+
+#endif /* not SP_HAVE_GETTEXT */
+
+#endif /* not SP_NO_MESSAGE_TEXT */
+
+#ifdef SP_NAMESPACE
+namespace SP_NAMESPACE {
+#endif
+
+MessageTable *MessageTable::instance_ = 0;
+
+#ifdef SP_NAMESPACE
+}
+#endif