1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2007 Free Software Foundation
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18 /* This file is a rubbish bin where stuff gets put when it doesn't seem to
23 #include "psppire-syntax-window.h"
25 #include <glib-object.h>
29 #include "message-dialog.h"
30 #include <data/format.h>
31 #include <data/data-in.h>
32 #include <data/data-out.h>
33 #include <data/dictionary.h>
34 #include <data/casereader-provider.h>
35 #include <libpspp/message.h>
37 #include <gtk/gtkbuilder.h>
38 #include <libpspp/i18n.h>
43 #include <data/settings.h>
45 #include <language/command.h>
46 #include <data/lazy-casereader.h>
47 #include <data/procedure.h>
48 #include <language/lexer/lexer.h>
49 #include "psppire-data-store.h"
50 #include <output/manager.h>
51 #include "psppire-output-window.h"
57 /* Formats a value according to FORMAT
58 The returned string must be freed when no longer required */
60 value_to_text (union value v, struct fmt_spec format)
64 s = g_new (gchar, format.w + 1);
65 data_out (&v, &format, s);
75 text_to_value (const gchar *text, union value *v,
76 struct fmt_spec format)
80 if ( format.type != FMT_A)
82 if ( ! text ) return FALSE;
85 const gchar *s = text;
93 if ( !*s) return FALSE;
98 ok = data_in (ss_cstr (text), LEGACY_NATIVE, format.type, 0, 0, 0,
99 v, fmt_var_width (&format));
107 builder_new_real (const gchar *name)
109 GtkBuilder *builder = gtk_builder_new ();
112 if ( ! gtk_builder_add_from_file (builder, name, &err))
114 g_critical ("Couldnt open user interface file %s: %s", name, err->message);
115 g_clear_error (&err);
123 get_object_assert (GtkBuilder *builder, const gchar *name)
128 o = gtk_builder_get_object (builder, name);
131 g_critical ("Object \"%s\" could not be found\n", name);
137 get_widget_assert (gpointer x, const gchar *name)
139 GObject *obj = G_OBJECT (x);
143 if (GTK_IS_BUILDER (obj))
144 w = GTK_WIDGET (gtk_builder_get_object (GTK_BUILDER (obj), name));
146 if (GLADE_IS_XML (obj))
147 w = glade_xml_get_widget (GLADE_XML (obj), name);
150 g_critical ("Widget \"%s\" could not be found\n", name);
155 /* Converts a string in the pspp locale to utf-8.
156 The return value must be freed when no longer required*/
158 pspp_locale_to_utf8 (const gchar *text, gssize len, GError **err)
160 return recode_string (CONV_PSPP_TO_UTF8, text, len);
163 #define _(msgid) gettext (msgid)
164 #define N_(msgid) msgid
172 dialog = gtk_message_dialog_new (NULL,
176 _("Sorry. The help system hasn't yet "
177 "been implemented."));
178 gtk_dialog_run (GTK_DIALOG (dialog));
179 gtk_widget_destroy (dialog);
183 connect_help (GladeXML *xml)
185 GList *helps = glade_xml_get_widget_prefix (xml, "help_button_");
188 for ( i = g_list_first (helps); i ; i = g_list_next (i))
189 g_signal_connect (GTK_WIDGET (i->data), "clicked", give_help, 0);
197 reference_manual (GtkMenuItem *menu, gpointer data)
200 if ( ! g_spawn_command_line_async ("yelp info:pspp", &err) )
202 msg (ME, _("Cannot open reference manual: %s"), err->message);
204 g_clear_error (&err);
208 extern struct dataset *the_dataset;
209 extern struct source_stream *the_source_stream;
210 extern PsppireDataStore *the_data_store;
212 /* Lazy casereader callback function used by execute_syntax. */
213 static struct casereader *
214 create_casereader_from_data_store (void *data_store_)
216 PsppireDataStore *data_store = data_store_;
217 return psppire_data_store_get_reader (data_store);
221 execute_syntax (struct getl_interface *sss)
224 gboolean retval = TRUE;
226 struct casereader *reader;
229 unsigned long int lazy_serial;
231 /* When the user executes a number of snippets of syntax in a
232 row, none of which read from the active file, the GUI becomes
233 progressively less responsive. The reason is that each syntax
234 execution encapsulates the active file data in another
235 datasheet layer. The cumulative effect of having a number of
236 layers of datasheets wastes time and space.
238 To solve the problem, we use a "lazy casereader", a wrapper
239 around the casereader obtained from the data store, that
240 only actually instantiates that casereader when it is
241 needed. If the data store casereader is never needed, then
242 it is reused the next time syntax is run, without wrapping
243 it in another layer. */
244 value_cnt = psppire_data_store_get_value_count (the_data_store);
245 case_cnt = psppire_data_store_get_case_count (the_data_store);
246 reader = lazy_casereader_create (value_cnt, case_cnt,
247 create_casereader_from_data_store,
248 the_data_store, &lazy_serial);
249 proc_set_active_file_data (the_dataset, reader);
251 g_return_val_if_fail (proc_has_active_file (the_dataset), FALSE);
253 lexer = lex_create (the_source_stream);
255 getl_append_source (the_source_stream, sss, GETL_BATCH, ERRMODE_CONTINUE);
259 enum cmd_result result = cmd_parse (lexer, the_dataset);
261 if ( cmd_result_is_failure (result))
264 if ( source_stream_current_error_mode (the_source_stream)
269 if ( result == CMD_EOF || result == CMD_FINISH)
273 getl_abort_noninteractive (the_source_stream);
277 psppire_dict_replace_dictionary (the_data_store->dict,
278 dataset_dict (the_dataset));
280 reader = proc_extract_active_file_data (the_dataset);
281 if (!lazy_casereader_destroy (reader, lazy_serial))
282 psppire_data_store_set_reader (the_data_store, reader);
286 psppire_output_window_reload ();
293 /* Create a deep copy of SRC */
295 clone_list_store (const GtkListStore *src)
297 GtkTreeIter src_iter;
300 const gint n_cols = gtk_tree_model_get_n_columns (GTK_TREE_MODEL (src));
301 GType *types = g_malloc (sizeof (*types) * n_cols);
306 for (i = 0 ; i < n_cols; ++i )
307 types[i] = gtk_tree_model_get_column_type (GTK_TREE_MODEL (src), i);
309 dest = gtk_list_store_newv (n_cols, types);
311 for (ok = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (src),
314 ok = gtk_tree_model_iter_next (GTK_TREE_MODEL (src), &src_iter))
316 GtkTreeIter dest_iter;
317 gtk_list_store_append (dest, &dest_iter);
319 for (i = 0 ; i < n_cols; ++i )
323 gtk_tree_model_get_value (GTK_TREE_MODEL (src), &src_iter, i, &val);
324 gtk_list_store_set_value (dest, &dest_iter, i, &val);
326 g_value_unset (&val);
338 paste_syntax_in_new_window (const gchar *syntax)
340 GtkWidget *se = psppire_syntax_window_new ();
342 gtk_text_buffer_insert_at_cursor (PSPPIRE_SYNTAX_WINDOW (se)->buffer, syntax, -1);
344 gtk_widget_show (se);