src/ui/gui/var-type-dialog.c

   1 /*
   2     PSPPIRE --- A Graphical User Interface for PSPP
   3     Copyright (C) 2005, 2006  Free Software Foundation
   4     Written by John Darrington
   5
   6     This program is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program; if not, write to the Free Software
  18     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19     02110-1301, USA. */
  20
  21
  22 /*  This module describes the behaviour of the Variable Type dialog box used
  23     for inputing the variable type in the var sheet */
  24
  25 #include <config.h>
  26
  27 #include <gtk/gtk.h>
  28 #include <glade/glade.h>
  29
  30 #include <stdlib.h>
  31 #include <string.h>
  32
  33 #include "var-type-dialog.h"
  34
  35 #include "helper.h"
  36
  37 #include <data/variable.h>
  38 #include <data/settings.h>
  39 #include <libpspp/message.h>
  40
  41
  42 struct tgs
  43 {
  44   struct var_type_dialog *dialog;
  45   gint button;
  46 };
  47
  48
  49 struct format_opt {
  50   gchar desc[18];
  51   struct fmt_spec spec;
  52 };
  53
  54
  55 static const struct format_opt format_option[] =
  56   {
  57     { "dd-mmm-yyyy", {FMT_DATE,  11, 0} },
  58     { "dd-mmm-yy",   {FMT_DATE,   9, 0} },
  59     { "mm/dd/yyyy",  {FMT_ADATE, 10, 0} },
  60     { "mm/dd/yy",    {FMT_ADATE, 8, 0} },
  61     { "dd.mm.yyyy",  {FMT_EDATE, 10, 0} },
  62     { "dd.mm.yy",    {FMT_EDATE, 8, 0} },
  63     { "yyyy/mm/dd",  {FMT_SDATE, 10, 0} },
  64     { "yy/mm/dd",    {FMT_SDATE, 8, 0} },
  65     { "yyddd",       {FMT_JDATE, 5, 0} },
  66     { "yyyyddd",     {FMT_JDATE, 7, 0} },
  67     { "q Q yyyy",    {FMT_QYR, 8, 0} },
  68     { "q Q yy",      {FMT_QYR, 6, 0} },
  69     { "mmm yyyy",    {FMT_MOYR, 8, 0} },
  70     { "mmm yy",      {FMT_MOYR, 6, 0} },
  71     { "dd WK yyyy",  {FMT_WKYR, 10, 0} },
  72     { "dd WK yy",    {FMT_WKYR, 8, 0} },
  73     { "dd-mmm-yyyy HH:MM", {FMT_DATETIME, 17, 0}}
  74   };
  75
  76
  77 static const struct fmt_spec dollar_format[] =
  78   {
  79     {FMT_DOLLAR, 2, 0},
  80     {FMT_DOLLAR, 3, 0},
  81     {FMT_DOLLAR, 4, 0},
  82     {FMT_DOLLAR, 7, 2},
  83     {FMT_DOLLAR, 6, 0},
  84     {FMT_DOLLAR, 9, 2},
  85     {FMT_DOLLAR, 8, 0},
  86     {FMT_DOLLAR, 11, 2},
  87     {FMT_DOLLAR, 12, 0},
  88     {FMT_DOLLAR, 15, 2},
  89     {FMT_DOLLAR, 16, 0},
  90     {FMT_DOLLAR, 19, 2}
  91   };
  92
  93 static const int cc_format[] =
  94   {
  95     FMT_CCA,
  96     FMT_CCB,
  97     FMT_CCC,
  98     FMT_CCD,
  99     FMT_CCE,
 100   };
 101
 102
 103 static void select_treeview_from_format
 104  (GtkTreeView *treeview, const struct fmt_spec *fmt);
 105
 106 static void select_treeview_from_format_type(GtkTreeView *treeview,
 107                                              const int fmt_type);
 108
 109
 110 /* callback for when any of the radio buttons are toggled */
 111 static void
 112 on_toggle_1(GtkToggleButton *togglebutton, gpointer user_data)
 113 {
 114   struct tgs *tgs = user_data;
 115
 116   if ( gtk_toggle_button_get_active(togglebutton) == FALSE)
 117     return ;
 118
 119   tgs->dialog->active_button = tgs->button;
 120 }
 121
 122 static void update_width_decimals(const struct var_type_dialog *dialog);
 123
 124 #define force_max(x, val) if (x > val) x = val
 125
 126 /*
 127    Set the local format from the variable
 128    and force them to have sensible values */
 129 static void
 130 set_local_width_decimals(struct var_type_dialog *dialog)
 131 {
 132   dialog->fmt_l = * var_get_write_format (dialog->pv);
 133
 134   switch (dialog->active_button)
 135     {
 136     case BUTTON_STRING:
 137       force_max( dialog->fmt_l.w, 255);
 138       break;
 139     default:
 140       force_max( dialog->fmt_l.w, 40);
 141       force_max( dialog->fmt_l.d, 16);
 142       break;
 143     }
 144 }
 145
 146
 147 /* callback for when any of the radio buttons are toggled */
 148 static void
 149 on_toggle_2(GtkToggleButton *togglebutton, gpointer user_data)
 150 {
 151   struct var_type_dialog *dialog = user_data;
 152   if ( gtk_toggle_button_get_active(togglebutton) == FALSE)
 153     {
 154       switch (dialog->active_button)
 155         {
 156         case BUTTON_DATE:
 157           gtk_widget_hide(dialog->date_format_list);
 158           break;
 159         case BUTTON_CUSTOM:
 160           gtk_widget_hide(dialog->custom_currency_hbox);
 161           break;
 162         case BUTTON_DOLLAR:
 163           gtk_widget_hide(dialog->dollar_window);
 164           break;
 165         case BUTTON_STRING:
 166           gtk_widget_show(dialog->label_decimals);
 167           gtk_widget_show(dialog->entry_decimals);
 168           break;
 169         }
 170       return ;
 171     }
 172
 173   set_local_width_decimals(dialog);
 174   update_width_decimals(dialog);
 175
 176   switch (dialog->active_button)
 177     {
 178     case BUTTON_STRING:
 179       gtk_widget_show(dialog->width_decimals);
 180       gtk_widget_hide(dialog->label_decimals);
 181       gtk_widget_hide(dialog->entry_decimals);
 182       break;
 183     case BUTTON_DATE:
 184       select_treeview_from_format(dialog->date_format_treeview,
 185                                   &format_option[0].spec);
 186       gtk_widget_hide(dialog->width_decimals);
 187       gtk_widget_show(dialog->date_format_list);
 188       break;
 189     case BUTTON_DOLLAR:
 190       select_treeview_from_format(dialog->dollar_treeview,
 191                                   &dollar_format[0]);
 192       gtk_widget_show(dialog->dollar_window);
 193       gtk_widget_show_all(dialog->width_decimals);
 194       break;
 195     case BUTTON_CUSTOM:
 196       select_treeview_from_format_type(dialog->custom_treeview,
 197                                   cc_format[0]);
 198
 199       gtk_widget_show(dialog->width_decimals);
 200       gtk_widget_show(dialog->custom_currency_hbox);
 201       break;
 202     default:
 203       gtk_widget_show_all(dialog->width_decimals);
 204       break;
 205     }
 206 }
 207
 208
 209
 210 static gint on_var_type_ok_clicked(GtkWidget *w, gpointer data);
 211
 212 #define LEN 20
 213
 214 static void
 215 add_to_group(GtkWidget *w, gpointer data)
 216 {
 217   GtkSizeGroup *sg = data;
 218
 219   gtk_size_group_add_widget(sg, w);
 220 }
 221
 222 /* Set the local width and decimals entry boxes to reflec the local format */
 223 static void
 224 update_width_decimals(const struct var_type_dialog *dialog)
 225 {
 226   gchar *text;
 227   g_assert(dialog);
 228
 229   text = g_strdup_printf("%d", dialog->fmt_l.w);
 230   gtk_entry_set_text(GTK_ENTRY(dialog->entry_width), text);
 231   g_free(text);
 232
 233   text = g_strdup_printf("%d", dialog->fmt_l.d);
 234   gtk_entry_set_text(GTK_ENTRY(dialog->entry_decimals), text);
 235   g_free(text);
 236 }
 237
 238 /* Callback for when the custom treeview row is changed.
 239    It sets dialog box to reflect the selected format */
 240 static void
 241 preview_custom(GtkWidget *w, gpointer data)
 242 {
 243   const gchar *text ;
 244
 245   struct var_type_dialog *dialog = data;
 246
 247   if ( dialog->active_button != BUTTON_CUSTOM )
 248     return;
 249
 250   text = gtk_entry_get_text(GTK_ENTRY(dialog->entry_decimals));
 251   dialog->fmt_l.d = atoi(text);
 252
 253   text = gtk_entry_get_text(GTK_ENTRY(dialog->entry_width));
 254   dialog->fmt_l.w = atoi(text);
 255
 256   msg_disable ();
 257   if ( ! fmt_check_output(&dialog->fmt_l))
 258     {
 259       gtk_label_set_text(GTK_LABEL(dialog->label_psample), "---");
 260       gtk_label_set_text(GTK_LABEL(dialog->label_nsample), "---");
 261     }
 262   else
 263     {
 264       gchar *sample_text;
 265       union value v;
 266       v.f = 1234.56;
 267
 268       sample_text = value_to_text(v, dialog->fmt_l);
 269       gtk_label_set_text(GTK_LABEL(dialog->label_psample), sample_text);
 270       g_free(sample_text);
 271
 272       v.f = -v.f;
 273       sample_text = value_to_text(v, dialog->fmt_l);
 274       gtk_label_set_text(GTK_LABEL(dialog->label_nsample), sample_text);
 275       g_free(sample_text);
 276     }
 277   msg_enable ();
 278 }
 279
 280 /* Callback for when a treeview row is changed.
 281    It sets the fmt_l_spec to reflect the selected format */
 282 static void
 283 set_format_from_treeview(GtkTreeView *treeview, gpointer data)
 284 {
 285   struct var_type_dialog *dialog = data;
 286   GtkTreeIter iter ;
 287   GValue the_value = {0};
 288
 289   GtkTreeSelection* sel =  gtk_tree_view_get_selection(treeview);
 290
 291   GtkTreeModel * model  = gtk_tree_view_get_model(treeview);
 292
 293   gtk_tree_selection_get_selected (sel, &model, &iter);
 294
 295   gtk_tree_model_get_value(model, &iter, 1, &the_value);
 296
 297   dialog->fmt_l = *(struct fmt_spec *) g_value_get_pointer(&the_value);
 298 }
 299
 300
 301 /* Callback for when a treeview row is changed.
 302    It sets the type of the fmt_l to reflect the selected type */
 303 static void
 304 set_format_type_from_treeview(GtkTreeView *treeview, gpointer data)
 305 {
 306   static struct fmt_spec custom_format = {0,0,0};
 307   struct var_type_dialog *dialog = data;
 308   GtkTreeIter iter ;
 309   GValue the_value = {0};
 310
 311   GtkTreeSelection* sel =  gtk_tree_view_get_selection(treeview);
 312
 313   GtkTreeModel * model  = gtk_tree_view_get_model(treeview);
 314
 315   gtk_tree_selection_get_selected (sel, &model, &iter);
 316
 317   gtk_tree_model_get_value(model, &iter, 1, &the_value);
 318
 319   dialog->fmt_l = custom_format;
 320   dialog->fmt_l.type = *(int*) g_value_get_pointer(&the_value);
 321
 322 }
 323
 324
 325
 326
 327 /* Create the structure from the XML definitions */
 328 struct var_type_dialog *
 329 var_type_dialog_create(GladeXML *xml)
 330 {
 331   gint i;
 332   struct var_type_dialog *dialog = g_malloc(sizeof(struct var_type_dialog));
 333
 334   g_assert(xml);
 335
 336   dialog->window = get_widget_assert(xml,"var_type_dialog");
 337
 338   gtk_window_set_transient_for(GTK_WINDOW(dialog->window),
 339                                GTK_WINDOW(get_widget_assert(xml, "data_editor")));
 340
 341   dialog->radioButton[BUTTON_NUMERIC] =
 342     get_widget_assert(xml,"radiobutton1");
 343   dialog->radioButton[BUTTON_COMMA] =
 344     get_widget_assert(xml,"radiobutton2");
 345   dialog->radioButton[BUTTON_DOT] =
 346     get_widget_assert(xml,"radiobutton3");
 347   dialog->radioButton[BUTTON_SCIENTIFIC] =
 348     get_widget_assert(xml,"radiobutton4");
 349   dialog->radioButton[BUTTON_DATE] =
 350     get_widget_assert(xml,"radiobutton5");
 351   dialog->radioButton[BUTTON_DOLLAR] =
 352     get_widget_assert(xml,"radiobutton6");
 353   dialog->radioButton[BUTTON_CUSTOM] =
 354     get_widget_assert(xml,"radiobutton7");
 355   dialog->radioButton[BUTTON_STRING] =
 356     get_widget_assert(xml,"radiobutton8");
 357
 358
 359   dialog->date_format_list = get_widget_assert(xml, "scrolledwindow4");
 360   dialog->width_decimals = get_widget_assert(xml, "width_decimals");
 361   dialog->label_decimals = get_widget_assert(xml, "decimals_label");
 362   dialog->entry_decimals = get_widget_assert(xml, "decimals_entry");
 363
 364   dialog->label_psample = get_widget_assert(xml, "psample_label");
 365   dialog->label_nsample = get_widget_assert(xml, "nsample_label");
 366
 367
 368   dialog->entry_width = get_widget_assert(xml,"width_entry");
 369
 370   dialog->custom_currency_hbox = get_widget_assert(xml,
 371                                                    "custom_currency_hbox");
 372
 373   dialog->dollar_window = get_widget_assert(xml, "dollar_window");
 374   dialog->dollar_treeview =
 375     GTK_TREE_VIEW(get_widget_assert(xml, "dollar_treeview"));
 376
 377   dialog->custom_treeview =
 378     GTK_TREE_VIEW(get_widget_assert(xml, "custom_treeview"));
 379
 380
 381   dialog->ok = get_widget_assert(xml,"var_type_ok");
 382
 383
 384   {
 385   GtkTreeIter iter;
 386   GtkListStore *list_store ;
 387
 388   GtkTreeViewColumn *column;
 389   GtkCellRenderer *renderer ;
 390
 391   static struct tgs tgs[num_BUTTONS];
 392   /* The "middle_box" is a vbox with serveral children.
 393      However only one child is ever shown at a time.
 394      We need to make sure that they all have the same width, to avoid
 395      upleasant resizing effects */
 396   GtkSizeGroup *sizeGroup = gtk_size_group_new(GTK_SIZE_GROUP_HORIZONTAL);
 397
 398   gtk_container_foreach(GTK_CONTAINER(get_widget_assert(xml, "middle_box")),
 399                         add_to_group, sizeGroup);
 400
 401
 402   for (i = 0 ; i < num_BUTTONS; ++i )
 403     {
 404       tgs[i].dialog = dialog;
 405       tgs[i].button = i;
 406       g_signal_connect(dialog->radioButton[i], "toggled",
 407                        G_CALLBACK(on_toggle_1), &tgs[i]);
 408
 409       g_signal_connect(dialog->radioButton[i], "toggled",
 410                        G_CALLBACK(on_toggle_2), dialog);
 411     }
 412
 413   /* Populate the date format tree view */
 414   dialog->date_format_treeview = GTK_TREE_VIEW(get_widget_assert(xml,
 415                                               "date_format_list_view"));
 416
 417   renderer = gtk_cell_renderer_text_new();
 418
 419   column = gtk_tree_view_column_new_with_attributes ("Title",
 420                                                      renderer,
 421                                                      "text",
 422                                                      0,
 423                                                      NULL);
 424
 425   gtk_tree_view_append_column (GTK_TREE_VIEW (dialog->date_format_treeview),
 426                                column);
 427
 428
 429   list_store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_POINTER);
 430
 431   for ( i = 0 ; i < sizeof(format_option) / sizeof(format_option[0]) ; ++i )
 432     {
 433       gtk_list_store_append (list_store, &iter);
 434       gtk_list_store_set (list_store, &iter,
 435                           0, format_option[i].desc,
 436                           1, &format_option[i].spec,
 437                           -1);
 438     }
 439
 440   gtk_tree_view_set_model(GTK_TREE_VIEW(dialog->date_format_treeview),
 441                           GTK_TREE_MODEL(list_store));
 442
 443   g_object_unref(list_store);
 444
 445   g_signal_connect(GTK_OBJECT(dialog->date_format_treeview), "cursor-changed",
 446                    GTK_SIGNAL_FUNC(set_format_from_treeview), dialog);
 447
 448
 449   /* populate the dollar treeview */
 450
 451   renderer = gtk_cell_renderer_text_new();
 452
 453   column = gtk_tree_view_column_new_with_attributes ("Title",
 454                                                      renderer,
 455                                                      "text",
 456                                                      0,
 457                                                      NULL);
 458
 459   gtk_tree_view_append_column (GTK_TREE_VIEW (dialog->dollar_treeview),
 460                                column);
 461
 462
 463   list_store = gtk_list_store_new (2, G_TYPE_STRING,
 464                                                  G_TYPE_POINTER);
 465
 466   for ( i = 0 ; i < sizeof(dollar_format)/sizeof(dollar_format[0]) ; ++i )
 467     {
 468       char *template = fmt_dollar_template (&dollar_format[i]);
 469       gtk_list_store_append (list_store, &iter);
 470       gtk_list_store_set (list_store, &iter,
 471                           0, template,
 472                           1, &dollar_format[i],
 473                           -1);
 474       free (template);
 475     }
 476
 477   gtk_tree_view_set_model(GTK_TREE_VIEW(dialog->dollar_treeview),
 478                           GTK_TREE_MODEL(list_store));
 479
 480   g_object_unref(list_store);
 481
 482   g_signal_connect(GTK_OBJECT(dialog->dollar_treeview),
 483                    "cursor-changed",
 484                    GTK_SIGNAL_FUNC(set_format_from_treeview), dialog);
 485
 486   g_signal_connect_swapped(GTK_OBJECT(dialog->dollar_treeview),
 487                    "cursor-changed",
 488                    GTK_SIGNAL_FUNC(update_width_decimals), dialog);
 489
 490
 491   /* populate the custom treeview */
 492
 493   renderer = gtk_cell_renderer_text_new();
 494
 495   column = gtk_tree_view_column_new_with_attributes ("Title",
 496                                                      renderer,
 497                                                      "text",
 498                                                      0,
 499                                                      NULL);
 500
 501   gtk_tree_view_append_column (GTK_TREE_VIEW (dialog->custom_treeview),
 502                                column);
 503
 504
 505   list_store = gtk_list_store_new (2, G_TYPE_STRING,
 506                                                  G_TYPE_POINTER);
 507
 508   for ( i = 0 ; i < 5 ; ++i )
 509     {
 510       enum fmt_type cc_fmts[5] = {FMT_CCA, FMT_CCB, FMT_CCC, FMT_CCD, FMT_CCE};
 511       gchar text[4];
 512       g_snprintf(text, 4, "%s", fmt_name (cc_fmts[i]));
 513       gtk_list_store_append (list_store, &iter);
 514       gtk_list_store_set (list_store, &iter,
 515                           0, text,
 516                           1, &cc_format[i],
 517                           -1);
 518     }
 519
 520   gtk_tree_view_set_model(GTK_TREE_VIEW(dialog->custom_treeview),
 521                           GTK_TREE_MODEL(list_store));
 522
 523   g_object_unref(list_store);
 524
 525
 526   g_signal_connect(GTK_OBJECT(dialog->custom_treeview),
 527                    "cursor-changed",
 528                    GTK_SIGNAL_FUNC(set_format_type_from_treeview), dialog);
 529
 530
 531   g_signal_connect(GTK_OBJECT(dialog->custom_treeview),
 532                    "cursor-changed",
 533                    GTK_SIGNAL_FUNC(preview_custom), dialog);
 534
 535
 536   g_signal_connect(GTK_OBJECT(dialog->entry_width),
 537                    "changed",
 538                    GTK_SIGNAL_FUNC(preview_custom), dialog);
 539
 540
 541   g_signal_connect(GTK_OBJECT(dialog->entry_decimals),
 542                    "changed",
 543                    GTK_SIGNAL_FUNC(preview_custom), dialog);
 544
 545
 546   /* Connect the OK button */
 547   g_signal_connect(dialog->ok, "clicked", G_CALLBACK(on_var_type_ok_clicked),
 548                    dialog);
 549
 550
 551   }
 552
 553   return dialog;
 554 }
 555
 556
 557 /* Set a particular button to be active */
 558 void
 559 var_type_dialog_set_active_button(struct var_type_dialog *dialog, gint b)
 560 {
 561   gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->radioButton[b]),
 562                                TRUE);
 563   dialog->active_button = b;
 564 }
 565
 566
 567
 568 /* Set the TREEVIEW list cursor to the item described by FMT */
 569 static void
 570 select_treeview_from_format(GtkTreeView *treeview, const struct fmt_spec *fmt)
 571 {
 572   GtkTreePath *path ;
 573
 574   /*
 575     We do this with a linear search through the model --- hardly
 576     efficient, but the list is short ... */
 577   GtkTreeIter iter;
 578
 579   GtkTreeModel * model  = gtk_tree_view_get_model(treeview);
 580
 581   gboolean success;
 582   for (success = gtk_tree_model_get_iter_first(model, &iter);
 583        success;
 584        success = gtk_tree_model_iter_next(model, &iter))
 585     {
 586       const struct fmt_spec *spec;
 587
 588       GValue value = {0};
 589
 590       gtk_tree_model_get_value(model, &iter, 1, &value);
 591
 592       spec = g_value_get_pointer(&value);
 593
 594       if ( 0 == memcmp(spec, fmt, sizeof (struct fmt_spec)))
 595         {
 596           break;
 597         }
 598     }
 599
 600   path = gtk_tree_model_get_path(model, &iter);
 601   if ( path )
 602     {
 603       gtk_tree_view_set_cursor(treeview, path, 0, 0);
 604       gtk_tree_path_free(path);
 605     }
 606   else
 607     {
 608       char str[FMT_STRING_LEN_MAX + 1];
 609       g_warning("Unusual date format: %s\n", fmt_to_string(fmt, str));
 610     }
 611 }
 612
 613
 614 /* Set the TREEVIEW list cursor to the item described by FMT_TYPE */
 615 static void
 616 select_treeview_from_format_type(GtkTreeView *treeview,
 617                                  const int fmt_type)
 618 {
 619   GtkTreePath *path ;
 620
 621  /*
 622     We do this with a linear search through the model --- hardly
 623     efficient, but the list is short ... */
 624   GtkTreeIter iter;
 625
 626   GtkTreeModel * model  = gtk_tree_view_get_model(treeview);
 627
 628   gboolean success;
 629   for (success = gtk_tree_model_get_iter_first(model, &iter);
 630        success;
 631        success = gtk_tree_model_iter_next(model, &iter))
 632     {
 633       int spec ;
 634
 635       GValue value = {0};
 636
 637       gtk_tree_model_get_value(model, &iter, 1, &value);
 638
 639       spec = * ((int *) g_value_get_pointer(&value));
 640
 641       if ( spec == fmt_type)
 642         break;
 643     }
 644
 645   path = gtk_tree_model_get_path(model, &iter);
 646   if ( path )
 647     {
 648       gtk_tree_view_set_cursor(treeview, path, 0, 0);
 649       gtk_tree_path_free(path);
 650     }
 651   else
 652     g_warning("Unknown custom type  %d\n", fmt_type);
 653
 654 }
 655
 656 /* Set up the state of the dialog box to match the variable VAR */
 657 static void
 658 var_type_dialog_set_state(struct var_type_dialog *dialog)
 659 {
 660   const struct fmt_spec *write_spec ;
 661   GString *str = g_string_new("");
 662
 663   g_assert(dialog);
 664   g_assert(dialog->pv);
 665
 666   /* Populate width and decimals */
 667   write_spec = var_get_write_format (dialog->pv);
 668
 669   g_string_printf(str, "%d", write_spec->d);
 670
 671   gtk_entry_set_text(GTK_ENTRY(dialog->entry_decimals),
 672                      str->str);
 673
 674   g_string_printf(str, "%d", write_spec->w);
 675
 676   gtk_entry_set_text(GTK_ENTRY(dialog->entry_width),
 677                      str->str);
 678
 679   g_string_free(str, TRUE);
 680
 681   /* Populate the radio button states */
 682   switch (write_spec->type)
 683     {
 684     case FMT_F:
 685       var_type_dialog_set_active_button(dialog, BUTTON_NUMERIC);
 686       gtk_widget_show_all(dialog->width_decimals);
 687       break;
 688     case FMT_A:
 689       var_type_dialog_set_active_button(dialog, BUTTON_STRING);
 690       gtk_widget_hide(dialog->label_decimals);
 691       gtk_widget_hide(dialog->entry_decimals);
 692       break;
 693     case FMT_COMMA:
 694       var_type_dialog_set_active_button(dialog, BUTTON_COMMA);
 695       gtk_widget_show_all(dialog->width_decimals);
 696       break;
 697     case FMT_DOT:
 698       var_type_dialog_set_active_button(dialog, BUTTON_DOT);
 699       gtk_widget_show_all(dialog->width_decimals);
 700       break;
 701     case FMT_DOLLAR:
 702       var_type_dialog_set_active_button(dialog, BUTTON_DOLLAR);
 703       gtk_widget_show_all(dialog->width_decimals);
 704
 705       select_treeview_from_format(dialog->dollar_treeview, write_spec);
 706       break;
 707     case FMT_DATE:
 708     case FMT_EDATE:
 709     case FMT_SDATE:
 710     case FMT_ADATE:
 711     case FMT_JDATE:
 712     case FMT_QYR:
 713     case FMT_MOYR:
 714     case FMT_WKYR:
 715     case FMT_DATETIME:
 716     case FMT_TIME:
 717     case FMT_DTIME:
 718     case FMT_WKDAY:
 719     case FMT_MONTH:
 720       var_type_dialog_set_active_button(dialog, BUTTON_DATE);
 721       gtk_widget_hide(dialog->width_decimals);
 722       gtk_widget_show(dialog->date_format_list);
 723       select_treeview_from_format(dialog->date_format_treeview, write_spec);
 724       break;
 725     case FMT_CCA:
 726     case FMT_CCB:
 727     case FMT_CCC:
 728     case FMT_CCD:
 729     case FMT_CCE:
 730       var_type_dialog_set_active_button(dialog, BUTTON_CUSTOM);
 731       select_treeview_from_format_type(dialog->custom_treeview,
 732                                        write_spec->type);
 733       gtk_widget_show_all(dialog->width_decimals);
 734       break;
 735     default:
 736       gtk_widget_show_all(dialog->width_decimals);
 737       break;
 738     }
 739 }
 740
 741
 742 /* Popup the dialog box */
 743 void
 744 var_type_dialog_show(struct var_type_dialog *dialog)
 745 {
 746   var_type_dialog_set_state(dialog);
 747
 748   gtk_widget_show(dialog->window);
 749 }
 750
 751 /* Fills F with an output format specification with type TYPE, width
 752    W, and D decimals. Iff it's a valid format, then return true.
 753 */
 754 static bool
 755 make_output_format_try (struct fmt_spec *f, int type, int w, int d)
 756 {
 757   f->type = type;
 758   f->w = w;
 759   f->d = d;
 760   return fmt_check_output (f);
 761 }
 762
 763
 764
 765
 766 /* Callbacks for the Variable Type Dialog Box */
 767
 768 /* Callback for when the var type dialog is closed using the OK button.
 769    It sets the appropriate variable accordingly. */
 770 static gint
 771 on_var_type_ok_clicked(GtkWidget *w, gpointer data)
 772 {
 773   struct var_type_dialog *dialog = data;
 774
 775   g_assert(dialog);
 776   g_assert(dialog->pv);
 777
 778   {
 779     gint width = atoi(gtk_entry_get_text
 780                       (GTK_ENTRY(dialog->entry_width)));
 781
 782     gint decimals = atoi(gtk_entry_get_text
 783                          (GTK_ENTRY(dialog->entry_decimals)));
 784
 785     gint new_type = VAR_NUMERIC;
 786     gint new_width = 0;
 787     bool result = false;
 788     struct fmt_spec spec;
 789     switch (dialog->active_button)
 790       {
 791       case BUTTON_STRING:
 792         new_type = VAR_STRING;
 793         new_width = width;
 794         result = make_output_format_try(&spec, FMT_A, width, 0);
 795         break;
 796       case BUTTON_NUMERIC:
 797         result = make_output_format_try(&spec, FMT_F, width, decimals);
 798         break;
 799       case BUTTON_COMMA:
 800         result = make_output_format_try(&spec, FMT_COMMA, width, decimals);
 801         break;
 802       case BUTTON_DOT:
 803         result = make_output_format_try(&spec, FMT_DOT, width, decimals);
 804         break;
 805       case BUTTON_SCIENTIFIC:
 806         result = make_output_format_try(&spec, FMT_E, width, decimals);
 807         break;
 808       case BUTTON_DATE:
 809       case BUTTON_CUSTOM:
 810         g_assert(fmt_check_output(&dialog->fmt_l));
 811         result = memcpy(&spec, &dialog->fmt_l, sizeof(struct fmt_spec));
 812         break;
 813       case BUTTON_DOLLAR:
 814         result = make_output_format_try(&spec, FMT_DOLLAR, width, decimals);
 815         break;
 816       default:
 817         g_print("Unknown variable type: %d\n", dialog->active_button) ;
 818         result = false;
 819         break;
 820       }
 821
 822     if ( result == true )
 823       {
 824         var_set_width (dialog->pv, new_width);
 825         var_set_both_formats (dialog->pv, &spec);
 826       }
 827
 828   }
 829   gtk_widget_hide(dialog->window);
 830
 831   return FALSE;
 832 }
 833
 834
 835
 836 gint
 837 on_var_type_cancel_clicked(GtkWidget *w,  gpointer data)
 838 {
 839   gtk_widget_hide(w);
 840
 841   return FALSE;
 842 }
 843