+/* PSPPIRE - a graphical user interface for PSPP.
+ Copyright (C) 2007 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 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+
+/* This file is a rubbish bin where stuff gets put when it doesn't seem to
+ belong anywhere else.
+*/
+#include <config.h>
+
+#include <glib-object.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/casereader-provider.h>
#include <libpspp/message.h>
#include <libpspp/i18n.h>
#include <ctype.h>
#include <string.h>
+#include <stdlib.h>
#include <data/settings.h>
-/* Formats a value according to FORMAT
+#include <language/command.h>
+#include <data/lazy-casereader.h>
+#include <data/procedure.h>
+#include <language/lexer/lexer.h>
+#include "psppire-data-store.h"
+#include <output/manager.h>
+#include "output-viewer.h"
+
+#include "xalloc.h"
+
+#include <gettext.h>
+
+/* Formats a value according to FORMAT
The returned string must be freed when no longer required */
gchar *
-value_to_text(union value v, struct fmt_spec format)
+value_to_text (union value v, struct fmt_spec format)
{
gchar *s = 0;
- s = g_new(gchar, format.w + 1);
- data_out(&v, &format, s);
+ s = g_new (gchar, format.w + 1);
+ data_out (&v, &format, s);
s[format.w]='\0';
- g_strchug(s);
+ g_strchug (s);
return s;
}
-gboolean
-text_to_value(const gchar *text, union value *v,
+gboolean
+text_to_value (const gchar *text, union value *v,
struct fmt_spec format)
{
- struct data_in di;
+ bool ok;
- if ( format.type != FMT_A)
+ if ( format.type != FMT_A)
{
if ( ! text ) return FALSE;
{
const gchar *s = text;
- while(*s)
+ while (*s)
{
- if ( !isspace(*s))
+ if ( !isspace (*s))
break;
s++;
}
-
+
if ( !*s) return FALSE;
}
}
- di.s = text;
- di.e = text + strlen(text);
- di.v = v;
- di.flags = DI_IGNORE_ERROR;
- di.f1 = di.f2 = 0;
- di.format = format;
-
- return data_in(&di);
+ msg_disable ();
+ ok = data_in (ss_cstr (text), format.type, 0, 0,
+ v, fmt_var_width (&format));
+ msg_enable ();
+ return ok;
}
GtkWidget *
-get_widget_assert(GladeXML *xml, const gchar *name)
+get_widget_assert (GladeXML *xml, const gchar *name)
{
GtkWidget *w;
- g_assert(xml);
- g_assert(name);
-
- w = glade_xml_get_widget(xml, name);
+ g_assert (xml);
+ g_assert (name);
+
+ w = glade_xml_get_widget (xml, name);
- if ( !w )
- g_warning("Widget \"%s\" could not be found\n", name);
+ if ( !w )
+ g_critical ("Widget \"%s\" could not be found\n", name);
return w;
}
-/* Converts a string in the pspp locale to utf-8 */
-char *
-pspp_locale_to_utf8(const gchar *text, gssize len, GError **err)
+/* 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;
+
+/* Lazy casereader callback function used by execute_syntax. */
+static struct casereader *
+create_casereader_from_data_store (void *data_store_)
+{
+ PsppireDataStore *data_store = data_store_;
+ return psppire_data_store_get_reader (data_store);
+}
+
+gboolean
+execute_syntax (struct getl_interface *sss)
{
- return recode_string(CONV_PSPP_TO_UTF8, text, len);
+ struct lexer *lexer;
+ gboolean retval = TRUE;
+
+ struct casereader *reader;
+ size_t value_cnt;
+ casenumber case_cnt;
+ unsigned long int lazy_serial;
+
+ /* When the user executes a number of snippets of syntax in a
+ row, none of which read from the active file, the GUI becomes
+ progressively less responsive. The reason is that each syntax
+ execution encapsulates the active file data in another
+ datasheet layer. The cumulative effect of having a number of
+ layers of datasheets wastes time and space.
+
+ To solve the problem, we use a "lazy casereader", a wrapper
+ around the casereader obtained from the data store, that
+ only actually instantiates that casereader when it is
+ needed. If the data store casereader is never needed, then
+ it is reused the next time syntax is run, without wrapping
+ it in another layer. */
+ value_cnt = psppire_data_store_get_value_count (the_data_store);
+ case_cnt = psppire_data_store_get_case_count (the_data_store);
+ reader = lazy_casereader_create (value_cnt, case_cnt,
+ create_casereader_from_data_store,
+ the_data_store, &lazy_serial);
+ proc_set_active_file_data (the_dataset, reader);
+
+ g_return_val_if_fail (proc_has_active_file (the_dataset), FALSE);
+
+ lexer = lex_create (the_source_stream);
+
+ getl_append_source (the_source_stream, sss, GETL_BATCH, ERRMODE_CONTINUE);
+
+ for (;;)
+ {
+ enum cmd_result result = cmd_parse (lexer, the_dataset);
+
+ if ( cmd_result_is_failure (result))
+ {
+ retval = FALSE;
+ if ( source_stream_current_error_mode (the_source_stream)
+ == ERRMODE_STOP )
+ break;
+ }
+
+ if ( result == CMD_EOF || result == CMD_FINISH)
+ break;
+ }
+
+ getl_abort_noninteractive (the_source_stream);
+
+ lex_destroy (lexer);
+
+ psppire_dict_replace_dictionary (the_data_store->dict,
+ dataset_dict (the_dataset));
+
+ reader = proc_extract_active_file_data (the_dataset);
+ if (!lazy_casereader_destroy (reader, lazy_serial))
+ psppire_data_store_set_case_file (the_data_store,
+ psppire_case_file_new (reader));
+
+ som_flush ();
+
+ reload_the_viewer ();
+
+ return retval;
}
+
+
+#ifdef G_ENABLE_DEBUG
+# define g_marshal_value_peek_int(v) g_value_get_int (v)
+#else
+# define g_marshal_value_peek_int(v) (v)->data[0].v_int
+#endif
+
+
+/* VOID:INT,INT,INT */
+void
+marshaller_VOID__INT_INT_INT (GClosure *closure,
+ GValue *return_value,
+ guint n_param_values,
+ const GValue *param_values,
+ gpointer invocation_hint,
+ gpointer marshal_data)
+{
+ typedef void (*GMarshalFunc_VOID__INT_INT_INT) (gpointer data1,
+ gint arg_1,
+ gint arg_2,
+ gint arg_3,
+ gpointer data2);
+ register GMarshalFunc_VOID__INT_INT_INT callback;
+ register GCClosure *cc = (GCClosure*) closure;
+ register gpointer data1, data2;
+
+ g_return_if_fail (n_param_values == 4);
+
+ if (G_CCLOSURE_SWAP_DATA (closure))
+ {
+ data1 = closure->data;
+ data2 = g_value_peek_pointer (param_values + 0);
+ }
+ else
+ {
+ data1 = g_value_peek_pointer (param_values + 0);
+ data2 = closure->data;
+ }
+ callback = (GMarshalFunc_VOID__INT_INT_INT) (marshal_data ? marshal_data : cc->callback);
+
+ callback (data1,
+ g_marshal_value_peek_int (param_values + 1),
+ g_marshal_value_peek_int (param_values + 2),
+ g_marshal_value_peek_int (param_values + 3),
+ data2);
+}