X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fui%2Fgui%2Fhelper.c;h=bd6e2198f4efc7ca276dc2b04cc79645e4338534;hb=a10cebe053263d7e936b6533a3dbf5ac2f0586a1;hp=ae645a61477bb867a3c70f557cf92ff759ab62d3;hpb=bc02bc027697df3207f827de722c26d8cc87e824;p=pspp-builds.git

diff --git a/src/ui/gui/helper.c b/src/ui/gui/helper.c
index ae645a61..bd6e2198 100644
--- a/src/ui/gui/helper.c
+++ b/src/ui/gui/helper.c
@@ -1,8 +1,15 @@
+/* This file is a rubbish bin where stuff gets put when it doesn't seem to
+   belong anywhere else.
+*/
 #include <config.h>
 
+#include <glib.h>
 #include "helper.h"
+#include "message-dialog.h"
 #include <data/data-in.h>
 #include <data/data-out.h>
+#include <data/dictionary.h>
+#include <data/storage-stream.h>
 #include <libpspp/message.h>
 
 #include <libpspp/i18n.h>
@@ -11,6 +18,14 @@
 #include <string.h>
 #include <data/settings.h>
 
+#include <language/command.h>
+#include <data/procedure.h>
+#include <language/lexer/lexer.h>
+#include "psppire-data-store.h"
+
+
+#include <gettext.h>
+
 /* Formats a value according to FORMAT
    The returned string must be freed when no longer required */
 gchar *
@@ -75,10 +90,97 @@ get_widget_assert (GladeXML *xml, const gchar *name)
   return w;
 }
 
-/* Converts a string in the pspp locale to utf-8 */
-char *
+/* Converts a string in the pspp locale to utf-8.
+   The return value must be freed when no longer required*/
+gchar *
 pspp_locale_to_utf8 (const gchar *text, gssize len, GError **err)
 {
   return recode_string (CONV_PSPP_TO_UTF8, text, len);
 }
 
+#define _(msgid) gettext (msgid)
+#define N_(msgid) msgid
+
+
+static void
+give_help (void)
+{
+  static struct msg m = {
+    MSG_GENERAL,
+    MSG_NOTE,
+    {0, -1},
+    0,
+  };
+
+  if (! m.text)
+    m.text=g_strdup (_("Sorry. The help system hasn't yet been implemented."));
+
+  popup_message (&m);
+}
+
+void
+connect_help (GladeXML *xml)
+{
+  GList *helps = glade_xml_get_widget_prefix (xml, "help_button_");
+
+  GList *i;
+  for ( i = g_list_first (helps); i ; i = g_list_next (i))
+    g_signal_connect (GTK_WIDGET (i->data), "clicked", give_help, 0);
+}
+
+
+
+void
+reference_manual (GtkMenuItem *menu, gpointer data)
+{
+  GError *err = NULL;
+  if ( ! g_spawn_command_line_async ("yelp info:pspp", &err) )
+    {
+      msg (ME, _("Cannot open reference manual: %s"), err->message);
+    }
+  g_clear_error (&err);
+}
+
+
+extern struct dataset *the_dataset;
+extern struct source_stream *the_source_stream;
+extern PsppireDataStore *the_data_store;
+
+gboolean
+execute_syntax (struct getl_interface *sss)
+{
+  struct lexer *lexer;
+
+  g_return_val_if_fail (proc_has_source (the_dataset), FALSE);
+
+  lexer = lex_create (the_source_stream);
+
+  getl_append_source (the_source_stream, sss);
+
+  for (;;)
+    {
+      int result = cmd_parse (lexer, the_dataset);
+
+      if (result == CMD_EOF || result == CMD_FINISH)
+	break;
+    }
+
+  getl_abort_noninteractive (the_source_stream);
+
+  lex_destroy (lexer);
+
+  /* The GUI must *always* have a data source, even if it's an empty one.
+     Therefore, we find that there is none, (for example NEW FILE was the last
+     item in the syntax) then we create a new one. */
+  if ( ! proc_has_source (the_dataset))
+    proc_set_source (the_dataset,
+		     storage_source_create (the_data_store->case_file->flexifile)
+		     );
+
+  /* GUI syntax needs this implicit EXECUTE command at the end of
+     every script.  Otherwise commands like GET could leave the GUI without
+     a casefile. */
+  return procedure (the_dataset, NULL, NULL);
+}
+
+