3 PSPPIRE --- A Graphical User Interface for PSPP
4 Copyright (C) 2006 Free Software Foundation
5 Written by John Darrington
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
26 #include <gobject/gvaluecollector.h>
28 #include <gtksheet/gsheetmodel.h>
30 #include "psppire-variable.h"
31 #include "psppire-var-store.h"
32 #include "var-sheet.h"
34 #include <data/dictionary.h>
35 #include <data/variable.h>
36 #include <data/missing-values.h>
38 #include "val-labs-dialog.h"
39 #include "missing-val-dialog.h"
40 #include <data/value-labels.h>
46 static void psppire_var_store_init (PsppireVarStore *var_store);
47 static void psppire_var_store_class_init (PsppireVarStoreClass *class);
48 static void psppire_var_store_sheet_model_init (GSheetModelIface *iface);
49 static void psppire_var_store_finalize (GObject *object);
51 static const gchar *const psppire_var_store_get_string(GSheetModel *sheet_model, gint row, gint column);
53 static gboolean psppire_var_store_clear(GSheetModel *model, gint row, gint col);
56 static gboolean psppire_var_store_set_string(GSheetModel *model,
57 const gchar *text, gint row, gint column);
60 static const gchar *const text_for_column(const struct PsppireVariable *pv, gint c);
63 static GObjectClass *parent_class = NULL;
66 psppire_var_store_get_type (void)
68 static GType var_store_type = 0;
72 static const GTypeInfo var_store_info =
74 sizeof (PsppireVarStoreClass),
76 NULL, /* base_finalize */
77 (GClassInitFunc) psppire_var_store_class_init,
78 NULL, /* class_finalize */
79 NULL, /* class_data */
80 sizeof (PsppireVarStore),
82 (GInstanceInitFunc) psppire_var_store_init,
85 static const GInterfaceInfo sheet_model_info =
87 (GInterfaceInitFunc) psppire_var_store_sheet_model_init,
92 var_store_type = g_type_register_static (G_TYPE_OBJECT, "PsppireVarStore",
95 g_type_add_interface_static (var_store_type,
100 return var_store_type;
104 psppire_var_store_class_init (PsppireVarStoreClass *class)
106 GObjectClass *object_class;
108 parent_class = g_type_class_peek_parent (class);
109 object_class = (GObjectClass*) class;
111 object_class->finalize = psppire_var_store_finalize;
116 psppire_var_store_init (PsppireVarStore *var_store)
118 GdkColormap *colormap = gdk_colormap_get_system();
120 g_assert(gdk_color_parse("gray", &var_store->disabled));
122 gdk_colormap_alloc_color (colormap, &var_store->disabled, FALSE, TRUE);
128 psppire_var_store_item_editable(PsppireVarStore *var_store, gint row, gint column)
130 const struct fmt_spec *write_spec ;
132 struct PsppireVariable *pv = psppire_var_store_get_variable(var_store, row);
137 if ( ALPHA == psppire_variable_get_type(pv) && column == COL_DECIMALS )
140 write_spec = psppire_variable_get_write_spec(pv);
142 switch ( write_spec->type )
157 if ( column == COL_DECIMALS || column == COL_WIDTH)
168 psppire_var_store_is_editable(GSheetModel *model, gint row, gint column)
170 PsppireVarStore *store = PSPPIRE_VAR_STORE(model);
171 return psppire_var_store_item_editable(store, row, column);
175 static const GdkColor *
176 psppire_var_store_get_foreground(GSheetModel *model, gint row, gint column)
178 PsppireVarStore *store = PSPPIRE_VAR_STORE(model);
180 if ( ! psppire_var_store_item_editable(store, row, column) )
181 return &store->disabled;
187 const PangoFontDescription *
188 psppire_var_store_get_font_desc(GSheetModel *model,
189 gint row, gint column)
191 PsppireVarStore *store = PSPPIRE_VAR_STORE(model);
193 return store->font_desc;
199 psppire_var_store_sheet_model_init (GSheetModelIface *iface)
201 iface->get_string = psppire_var_store_get_string;
202 iface->set_string = psppire_var_store_set_string;
203 iface->clear_datum = psppire_var_store_clear;
204 iface->is_editable = psppire_var_store_is_editable;
205 iface->is_visible = NULL;
206 iface->get_foreground = psppire_var_store_get_foreground;
207 iface->get_background = NULL;
208 iface->get_font_desc = psppire_var_store_get_font_desc;
209 iface->get_cell_border = NULL;
215 * psppire_var_store_new:
216 * @dict: The dictionary for this var_store.
219 * Return value: a new #PsppireVarStore
222 psppire_var_store_new (PsppireDict *dict)
224 PsppireVarStore *retval;
226 retval = g_object_new (GTK_TYPE_VAR_STORE, NULL);
228 psppire_var_store_set_dictionary(retval, dict);
234 var_change_callback(GtkWidget *w, gint n, gpointer data)
236 GSheetModel *model = G_SHEET_MODEL(data);
237 g_sheet_model_range_changed (model,
243 var_delete_callback(GtkWidget *w, gint first, gint n, gpointer data)
245 GSheetModel *model = G_SHEET_MODEL(data);
247 g_sheet_model_rows_deleted (model, first, n);
253 var_insert_callback(GtkWidget *w, gint row, gpointer data)
255 GSheetModel *model = G_SHEET_MODEL(data);
257 g_sheet_model_rows_inserted (model, row, 1);
263 * psppire_var_store_replace_set_dictionary:
264 * @var_store: The variable store
265 * @dict: The dictionary to set
267 * If a dictionary is already associated with the var-store, then it will be
271 psppire_var_store_set_dictionary(PsppireVarStore *var_store, PsppireDict *dict)
273 if ( var_store->dict ) g_object_unref(var_store->dict);
275 var_store->dict = dict;
277 g_signal_connect(dict, "variable-changed", G_CALLBACK(var_change_callback),
280 g_signal_connect(dict, "variables-deleted", G_CALLBACK(var_delete_callback),
283 g_signal_connect(dict, "variable-inserted", G_CALLBACK(var_insert_callback),
287 /* The entire model has changed */
288 g_sheet_model_range_changed (G_SHEET_MODEL(var_store), -1, -1, -1, -1);
292 psppire_var_store_finalize (GObject *object)
295 (* parent_class->finalize) (object);
298 static const gchar *const
299 psppire_var_store_get_string(GSheetModel *model, gint row, gint column)
303 PsppireVarStore *store = PSPPIRE_VAR_STORE(model);
305 struct PsppireVariable *pv;
307 if ( row >= psppire_dict_get_var_cnt(store->dict))
310 pv = psppire_dict_get_variable (store->dict, row);
312 s = text_for_column(pv, column);
318 struct PsppireVariable *
319 psppire_var_store_get_variable(PsppireVarStore *store, gint row)
321 g_return_val_if_fail(store, NULL);
322 g_return_val_if_fail(store->dict, NULL);
324 if ( row >= psppire_dict_get_var_cnt(store->dict))
327 return psppire_dict_get_variable (store->dict, row);
330 /* Clears that part of the variable store, if possible, which corresponds
332 Returns true if anything was updated, false otherwise.
335 psppire_var_store_clear(GSheetModel *model, gint row, gint col)
337 struct PsppireVariable *pv ;
339 PsppireVarStore *var_store = PSPPIRE_VAR_STORE(model);
341 if ( row >= psppire_dict_get_var_cnt(var_store->dict))
344 pv = psppire_var_store_get_variable(var_store, row);
352 psppire_variable_set_label(pv, 0);
360 /* Attempts to update that part of the variable store which corresponds
361 to ROW, COL with the value TEXT.
362 Returns true if anything was updated, false otherwise.
365 psppire_var_store_set_string(GSheetModel *model,
366 const gchar *text, gint row, gint col)
368 struct PsppireVariable *pv ;
370 PsppireVarStore *var_store = PSPPIRE_VAR_STORE(model);
372 if ( row >= psppire_dict_get_var_cnt(var_store->dict))
375 pv = psppire_var_store_get_variable(var_store, row);
382 return psppire_variable_set_name(pv, text);
385 if ( ! text) return FALSE;
386 return psppire_variable_set_columns(pv, atoi(text));
389 if ( ! text) return FALSE;
390 return psppire_variable_set_width(pv, atoi(text));
393 if ( ! text) return FALSE;
394 return psppire_variable_set_decimals(pv, atoi(text));
397 psppire_variable_set_label(pv, text);
405 /* These can be modified only by their respective dialog boxes */
409 g_assert_not_reached();
417 #define MAX_CELL_TEXT_LEN 255
419 static const gchar *const
420 text_for_column(const struct PsppireVariable *pv, gint c)
422 static gchar buf[MAX_CELL_TEXT_LEN];
424 static gchar none[]=_("None");
426 static const gchar *const type_label[] =
437 enum {VT_NUMERIC, VT_COMMA, VT_DOT, VT_SCIENTIFIC, VT_DATE, VT_DOLLAR,
438 VT_CUSTOM, VT_STRING};
440 const struct fmt_spec *write_spec = psppire_variable_get_write_spec(pv);
445 return psppire_variable_get_name(pv);
449 switch ( write_spec->type )
452 return type_label[VT_NUMERIC];
455 return type_label[VT_COMMA];
458 return type_label[VT_DOT];
461 return type_label[VT_SCIENTIFIC];
476 return type_label[VT_DATE];
479 return type_label[VT_DOLLAR];
486 return type_label[VT_CUSTOM];
489 return type_label[VT_STRING];
492 g_warning("Unknown format: \"%s\"\n",
493 fmt_to_string(write_spec));
500 g_snprintf(buf, MAX_CELL_TEXT_LEN, "%d", write_spec->w);
506 g_snprintf(buf, MAX_CELL_TEXT_LEN, "%d", write_spec->d);
512 g_snprintf(buf, MAX_CELL_TEXT_LEN,
513 "%d", psppire_variable_get_columns(pv));
518 return psppire_variable_get_label(pv);
522 const struct missing_values *miss = psppire_variable_get_missing(pv);
523 if ( mv_is_empty(miss))
527 if ( ! mv_has_range (miss))
529 const int n = mv_n_values(miss);
530 gchar *mv[4] = {0,0,0,0};
532 for(i = 0 ; i < n; ++i )
535 mv_peek_value(miss, &v, i);
536 mv[i] = value_to_text(v, *write_spec);
539 for(i = 0 ; i < n; ++i )
542 g_strlcat(buf, ", ", MAX_CELL_TEXT_LEN);
543 g_strlcat(buf, mv[i], MAX_CELL_TEXT_LEN);
550 union value low, high;
551 mv_peek_range(miss, &low.f, &high.f);
553 l = value_to_text(low, *write_spec);
554 h = value_to_text(high, *write_spec);
556 g_snprintf(buf, MAX_CELL_TEXT_LEN, "%s - %s", l, h);
560 if ( mv_has_value(miss))
562 gchar buf2[MAX_CELL_TEXT_LEN];
565 mv_peek_value(miss, &v, 0);
567 s = value_to_text(v, *write_spec);
569 g_snprintf(buf2, MAX_CELL_TEXT_LEN, "%s, %s", buf, s);
581 const struct val_labs *vls = psppire_variable_get_value_labels(pv);
582 if ( ! vls || 0 == val_labs_count(vls))
586 struct val_labs_iterator *ip=0;
587 struct val_lab *vl = val_labs_first_sorted (vls, &ip);
592 gchar *const vstr = value_to_text(vl->value, *write_spec);
594 g_snprintf(buf, MAX_CELL_TEXT_LEN, "{%s,\"%s\"}_", vstr, vl->label);
605 return alignments[psppire_variable_get_alignment(pv)];
608 return measures[psppire_variable_get_measure(pv)];
616 /* Return the number of variables */
618 psppire_var_store_get_var_cnt(PsppireVarStore *store)
620 return psppire_dict_get_var_cnt(store->dict);
625 psppire_var_store_set_font(PsppireVarStore *store, PangoFontDescription *fd)
627 g_return_if_fail (store);
628 g_return_if_fail (PSPPIRE_IS_VAR_STORE (store));
630 store->font_desc = fd;
632 g_sheet_model_range_changed (G_SHEET_MODEL(store), -1, -1, -1, -1);