scan: New library for high-level PSPP syntax lexical analysis.

[pspp-builds.git] / src / ui / gui / syntax-editor-source.c

diff --git a/src/ui/gui/syntax-editor-source.c b/src/ui/gui/syntax-editor-source.c
index 6a863f69c0516321a647a0dceac18710e27910b7..6ec866c93a11d7997f2de2fd66583b040e5b06b3 100644 (file)
--- a/src/ui/gui/syntax-editor-source.c
+++ b/src/ui/gui/syntax-editor-source.c
@@ -1,28 +1,25 @@
-/*
-  PSPPIRE --- A Graphical User Interface for PSPP
-  Copyright (C) 2006  Free Software Foundation
+/* PSPPIRE - a graphical user interface for PSPP.
+   Copyright (C) 2006, 2009  Free Software Foundation
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
 
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
 
-  You should have received a copy of the GNU General Public License
-  along with this program; if not, write to the Free Software
-  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-  02110-1301, USA. */
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 
 #include <config.h>
 
 #include <libpspp/getl.h>
-#include <libpspp/alloc.h>
 #include <libpspp/compiler.h>
+#include <libpspp/cast.h>
 #include <libpspp/str.h>
 
 #include <stdlib.h>
@@ -30,14 +27,17 @@
 #include <gtk/gtk.h>
 
 #include "syntax-editor-source.h"
-#include "syntax-editor.h"
+#include "psppire-syntax-window.h"
+
+#include "xalloc.h"
 
 struct syntax_editor_source
   {
     struct getl_interface parent;
-    const struct syntax_editor *se;
+    GtkTextBuffer *buffer;
     GtkTextIter i;
     GtkTextIter end;
+    const gchar *name;
   };
 
 
@@ -51,10 +51,8 @@ always_false (const struct getl_interface *i UNUSED)
 static const char *
 name (const struct getl_interface *i)
 {
-  const struct syntax_editor_source *ses =
-    (const struct syntax_editor_source *) i;
-
-  return window_name ((const struct editor_window *) ses->se);
+  const struct syntax_editor_source *ses = (const struct syntax_editor_source *) i;
+  return ses->name;
 }
 
 
@@ -70,13 +68,13 @@ location (const struct getl_interface *i)
 
 static bool
 read_line_from_buffer (struct getl_interface *i,
-                      struct string *line,
-                      enum getl_syntax *syntax_rules)
+                      struct string *line)
 {
   gchar *text;
   GtkTextIter next_line;
 
-  struct syntax_editor_source *ses = (struct syntax_editor_source *) i;
+  struct syntax_editor_source *ses
+    = UP_CAST (i, struct syntax_editor_source, parent);
 
   if ( gtk_text_iter_compare (&ses->i, &ses->end) >= 0)
     return false;
@@ -84,7 +82,7 @@ read_line_from_buffer (struct getl_interface *i,
   next_line = ses->i;
   gtk_text_iter_forward_line (&next_line);
 
-  text = gtk_text_buffer_get_text (ses->se->buffer,
+  text = gtk_text_buffer_get_text (ses->buffer,
                                   &ses->i, &next_line,
                                   FALSE);
   g_strchomp (text);
@@ -100,31 +98,33 @@ read_line_from_buffer (struct getl_interface *i,
 
 
 static void
-close (struct getl_interface *i )
+do_close (struct getl_interface *i )
 {
   free (i);
 }
 
 struct getl_interface *
-create_syntax_editor_source (const struct syntax_editor *se,
+create_syntax_editor_source (GtkTextBuffer *buffer,
                             GtkTextIter start,
-                            GtkTextIter stop
+                            GtkTextIter stop,
+                            const gchar *nm
                             )
 {
   struct syntax_editor_source *ses = xzalloc (sizeof *ses);
 
-  ses->se = se;
+  ses->buffer = buffer;
   ses->i = start;
   ses->end = stop;
+  ses->name = nm;
 
 
   ses->parent.interactive = always_false;
   ses->parent.read = read_line_from_buffer;
-  ses->parent.close = close;
+  ses->parent.close = do_close;
 
   ses->parent.name = name;
   ses->parent.location = location;
 
 
-  return (struct getl_interface *) ses;
+  return &ses->parent;
 }