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 "psppire-variable.h"
  36 #include "helper.h"
  37
  38 #include <data/variable.h>
  39 #include <data/settings.h>
  40 #include <libpspp/message.h>
  41
  42
  43 struct tgs
  44 {
  45   struct var_type_dialog *dialog;
  46   gint button;
  47 };
  48
  49
  50 struct format_opt {
  51   gchar desc[18];
  52   struct fmt_spec spec;
  53 };
  54
  55
  56 static const struct format_opt format_option[] =
  57   {
  58     { "dd-mmm-yyyy", {FMT_DATE,  11, 0} },
  59     { "dd-mmm-yy",   {FMT_DATE,   9, 0} },
  60     { "mm/dd/yyyy",  {FMT_ADATE, 10, 0} },
  61     { "mm/dd/yy",    {FMT_ADATE, 8, 0} },
  62     { "dd.mm.yyyy",  {FMT_EDATE, 10, 0} },
  63     { "dd.mm.yy",    {FMT_EDATE, 8, 0} },
  64     { "yyyy/mm/dd",  {FMT_SDATE, 10, 0} },
  65     { "yy/mm/dd",    {FMT_SDATE, 8, 0} },
  66     { "yyddd",       {FMT_JDATE, 5, 0} },
  67     { "yyyyddd",     {FMT_JDATE, 7, 0} },
  68     { "q Q yyyy",    {FMT_QYR, 8, 0} },
  69     { "q Q yy",      {FMT_QYR, 6, 0} },
  70     { "mmm yyyy",    {FMT_MOYR, 8, 0} },
  71     { "mmm yy",      {FMT_MOYR, 6, 0} },
  72     { "dd WK yyyy",  {FMT_WKYR, 10, 0} },
  73     { "dd WK yy",    {FMT_WKYR, 8, 0} },
  74     { "dd-mmm-yyyy HH:MM", {FMT_DATETIME, 17, 0}}
  75   };
  76
  77
  78 static const struct fmt_spec dollar_format[] =
  79   {
  80     {FMT_DOLLAR, 2, 0},
  81     {FMT_DOLLAR, 3, 0},
  82     {FMT_DOLLAR, 4, 0},
  83     {FMT_DOLLAR, 7, 2},
  84     {FMT_DOLLAR, 6, 0},
  85     {FMT_DOLLAR, 9, 2},
  86     {FMT_DOLLAR, 8, 0},
  87     {FMT_DOLLAR, 11, 2},
  88     {FMT_DOLLAR, 12, 0},
  89     {FMT_DOLLAR, 15, 2},
  90     {FMT_DOLLAR, 16, 0},
  91     {FMT_DOLLAR, 19, 2}
  92   };
  93
  94 static const int cc_format[] =
  95   {
  96     FMT_CCA,
  97     FMT_CCB,
  98     FMT_CCC,
  99     FMT_CCD,
 100     FMT_CCE,
 101   };
 102
 103
 104 static void select_treeview_from_format
 105  (GtkTreeView *treeview, const struct fmt_spec *fmt);
 106
 107 static void select_treeview_from_format_type(GtkTreeView *treeview,
 108                                              const int fmt_type);
 109
 110
 111 /* callback for when any of the radio buttons are toggled */
 112 static void
 113 on_toggle_1(GtkToggleButton *togglebutton, gpointer user_data)
 114 {
 115   struct tgs *tgs = user_data;
 116
 117   if ( gtk_toggle_button_get_active(togglebutton) == FALSE)
 118     return ;
 119
 120   tgs->dialog->active_button = tgs->button;
 121 }
 122
 123 static void update_width_decimals(const struct var_type_dialog *dialog);
 124
 125 #define force_max(x, val) if (x > val) x = val
 126
 127 /*
 128    Set the local format from the variable
 129    and force them to have sensible values */
 130 static void
 131 set_local_width_decimals(struct var_type_dialog *dialog)
 132 {
 133   dialog->fmt_l = * psppire_variable_get_write_spec(dialog->pv);
 134
 135   switch (dialog->active_button)
 136     {
 137     case BUTTON_STRING:
 138       force_max( dialog->fmt_l.w, 255);
 139       break;
 140     default:
 141       force_max( dialog->fmt_l.w, 40);
 142       force_max( dialog->fmt_l.d, 16);
 143       break;
 144     }
 145 }
 146
 147
 148 /* callback for when any of the radio buttons are toggled */
 149 static void
 150 on_toggle_2(GtkToggleButton *togglebutton, gpointer user_data)
 151 {
 152   struct var_type_dialog *dialog = user_data;
 153   if ( gtk_toggle_button_get_active(togglebutton) == FALSE)
 154     {
 155       switch (dialog->active_button)
 156         {
 157         case BUTTON_DATE:
 158           gtk_widget_hide(dialog->date_format_list);
 159           break;
 160         case BUTTON_CUSTOM:
 161           gtk_widget_hide(dialog->custom_currency_hbox);
 162           break;
 163         case BUTTON_DOLLAR:
 164           gtk_widget_hide(dialog->dollar_window);
 165           break;
 166         case BUTTON_STRING:
 167           gtk_widget_show(dialog->label_decimals);
 168           gtk_widget_show(dialog->entry_decimals);
 169           break;
 170         }
 171       return ;
 172     }
 173
 174   set_local_width_decimals(dialog);
 175   update_width_decimals(dialog);
 176
 177   switch (dialog->active_button)
 178     {
 179     case BUTTON_STRING:
 180       gtk_widget_show(dialog->width_decimals);
 181       gtk_widget_hide(dialog->label_decimals);
 182       gtk_widget_hide(dialog->entry_decimals);
 183       break;
 184     case BUTTON_DATE:
 185       select_treeview_from_format(dialog->date_format_treeview,
 186                                   &format_option[0].spec);
 187       gtk_widget_hide(dialog->width_decimals);
 188       gtk_widget_show(dialog->date_format_list);
 189       break;
 190     case BUTTON_DOLLAR:
 191       select_treeview_from_format(dialog->dollar_treeview,
 192                                   &dollar_format[0]);
 193       gtk_widget_show(dialog->dollar_window);
 194       gtk_widget_show_all(dialog->width_decimals);
 195       break;
 196     case BUTTON_CUSTOM:
 197       select_treeview_from_format_type(dialog->custom_treeview,
 198                                   cc_format[0]);
 199
 200       gtk_widget_show(dialog->width_decimals);
 201       gtk_widget_show(dialog->custom_currency_hbox);
 202       break;
 203     default:
 204       gtk_widget_show_all(dialog->width_decimals);
 205       break;
 206     }
 207 }
 208
 209
 210
 211 static gint on_var_type_ok_clicked(GtkWidget *w, gpointer data);
 212
 213 #define LEN 20
 214
 215 static void
 216 add_to_group(GtkWidget *w, gpointer data)
 217 {
 218   GtkSizeGroup *sg = data;
 219
 220   gtk_size_group_add_widget(sg, w);
 221 }
 222
 223 /* Set the local width and decimals entry boxes to reflec the local format */
 224 static void
 225 update_width_decimals(const struct var_type_dialog *dialog)
 226 {
 227   gchar *text;
 228   g_assert(dialog);
 229
 230   text = g_strdup_printf("%d", dialog->fmt_l.w);
 231   gtk_entry_set_text(GTK_ENTRY(dialog->entry_width), text);
 232   g_free(text);
 233
 234   text = g_strdup_printf("%d", dialog->fmt_l.d);
 235   gtk_entry_set_text(GTK_ENTRY(dialog->entry_decimals), text);
 236   g_free(text);
 237 }
 238
 239 /* Callback for when the custom treeview row is changed.
 240    It sets dialog box to reflect the selected format */
 241 static void
 242 preview_custom(GtkWidget *w, gpointer data)
 243 {
 244   const gchar *text ;
 245
 246   struct var_type_dialog *dialog = data;
 247
 248   if ( dialog->active_button != BUTTON_CUSTOM )
 249     return;
 250
 251   text = gtk_entry_get_text(GTK_ENTRY(dialog->entry_decimals));
 252   dialog->fmt_l.d = atoi(text);
 253
 254   text = gtk_entry_get_text(GTK_ENTRY(dialog->entry_width));
 255   dialog->fmt_l.w = atoi(text);
 256
 257   msg_disable ();
 258   if ( ! fmt_check_output(&dialog->fmt_l))
 259     {
 260       gtk_label_set_text(GTK_LABEL(dialog->label_psample), "---");
 261       gtk_label_set_text(GTK_LABEL(dialog->label_nsample), "---");
 262     }
 263   else
 264     {
 265       gchar *sample_text;
 266       union value v;
 267       v.f = 1234.56;
 268
 269       sample_text = value_to_text(v, dialog->fmt_l);
 270       gtk_label_set_text(GTK_LABEL(dialog->label_psample), sample_text);
 271       g_free(sample_text);
 272
 273       v.f = -v.f;
 274       sample_text = value_to_text(v, dialog->fmt_l);
 275       gtk_label_set_text(GTK_LABEL(dialog->label_nsample), sample_text);
 276       g_free(sample_text);
 277     }
 278   msg_enable ();
 279 }
 280
 281 /* Callback for when a treeview row is changed.
 282    It sets the fmt_l_spec to reflect the selected format */
 283 static void
 284 set_format_from_treeview(GtkTreeView *treeview, gpointer data)
 285 {
 286   struct var_type_dialog *dialog = data;
 287   GtkTreeIter iter ;
 288   GValue the_value = {0};
 289
 290   GtkTreeSelection* sel =  gtk_tree_view_get_selection(treeview);
 291
 292   GtkTreeModel * model  = gtk_tree_view_get_model(treeview);
 293
 294   gtk_tree_selection_get_selected (sel, &model, &iter);
 295
 296   gtk_tree_model_get_value(model, &iter, 1, &the_value);
 297
 298   dialog->fmt_l = *(struct fmt_spec *) g_value_get_pointer(&the_value);
 299 }
 300
 301
 302 /* Callback for when a treeview row is changed.
 303    It sets the type of the fmt_l to reflect the selected type */
 304 static void
 305 set_format_type_from_treeview(GtkTreeView *treeview, gpointer data)
 306 {
 307   static struct fmt_spec custom_format = {0,0,0};
 308   struct var_type_dialog *dialog = data;
 309   GtkTreeIter iter ;
 310   GValue the_value = {0};
 311
 312   GtkTreeSelection* sel =  gtk_tree_view_get_selection(treeview);
 313
 314   GtkTreeModel * model  = gtk_tree_view_get_model(treeview);
 315
 316   gtk_tree_selection_get_selected (sel, &model, &iter);
 317
 318   gtk_tree_model_get_value(model, &iter, 1, &the_value);
 319
 320   dialog->fmt_l = custom_format;
 321   dialog->fmt_l.type = *(int*) g_value_get_pointer(&the_value);
 322
 323 }
 324
 325
 326
 327
 328 /* Create the structure from the XML definitions */
 329 struct var_type_dialog *
 330 var_type_dialog_create(GladeXML *xml)
 331 {
 332   gint i;
 333   struct var_type_dialog *dialog = g_malloc(sizeof(struct var_type_dialog));
 334
 335   g_assert(xml);
 336
 337   dialog->window = get_widget_assert(xml,"var_type_dialog");
 338
 339   gtk_window_set_transient_for(GTK_WINDOW(dialog->window),
 340                                GTK_WINDOW(get_widget_assert(xml, "data_editor")));
 341
 342   dialog->radioButton[BUTTON_NUMERIC] =
 343     get_widget_assert(xml,"radiobutton1");
 344   dialog->radioButton[BUTTON_COMMA] =
 345     get_widget_assert(xml,"radiobutton2");
 346   dialog->radioButton[BUTTON_DOT] =
 347     get_widget_assert(xml,"radiobutton3");
 348   dialog->radioButton[BUTTON_SCIENTIFIC] =
 349     get_widget_assert(xml,"radiobutton4");
 350   dialog->radioButton[BUTTON_DATE] =
 351     get_widget_assert(xml,"radiobutton5");
 352   dialog->radioButton[BUTTON_DOLLAR] =
 353     get_widget_assert(xml,"radiobutton6");
 354   dialog->radioButton[BUTTON_CUSTOM] =
 355     get_widget_assert(xml,"radiobutton7");
 356   dialog->radioButton[BUTTON_STRING] =
 357     get_widget_assert(xml,"radiobutton8");
 358
 359
 360   dialog->date_format_list = get_widget_assert(xml, "scrolledwindow4");
 361   dialog->width_decimals = get_widget_assert(xml, "width_decimals");
 362   dialog->label_decimals = get_widget_assert(xml, "decimals_label");
 363   dialog->entry_decimals = get_widget_assert(xml, "decimals_entry");
 364
 365   dialog->label_psample = get_widget_assert(xml, "psample_label");
 366   dialog->label_nsample = get_widget_assert(xml, "nsample_label");
 367
 368
 369   dialog->entry_width = get_widget_assert(xml,"width_entry");
 370
 371   dialog->custom_currency_hbox = get_widget_assert(xml,
 372                                                    "custom_currency_hbox");
 373
 374   dialog->dollar_window = get_widget_assert(xml, "dollar_window");
 375   dialog->dollar_treeview =
 376     GTK_TREE_VIEW(get_widget_assert(xml, "dollar_treeview"));
 377
 378   dialog->custom_treeview =
 379     GTK_TREE_VIEW(get_widget_assert(xml, "custom_treeview"));
 380
 381
 382   dialog->ok = get_widget_assert(xml,"var_type_ok");
 383
 384
 385   {
 386   GtkTreeIter iter;
 387   GtkListStore *list_store ;
 388
 389   GtkTreeViewColumn *column;
 390   GtkCellRenderer *renderer ;
 391
 392   static struct tgs tgs[num_BUTTONS];
 393   /* The "middle_box" is a vbox with serveral children.
 394      However only one child is ever shown at a time.
 395      We need to make sure that they all have the same width, to avoid
 396      upleasant resizing effects */
 397   GtkSizeGroup *sizeGroup = gtk_size_group_new(GTK_SIZE_GROUP_HORIZONTAL);
 398
 399   gtk_container_foreach(GTK_CONTAINER(get_widget_assert(xml, "middle_box")),
 400                         add_to_group, sizeGroup);
 401
 402
 403   for (i = 0 ; i < num_BUTTONS; ++i )
 404     {
 405       tgs[i].dialog = dialog;
 406       tgs[i].button = i;
 407       g_signal_connect(dialog->radioButton[i], "toggled",
 408                        G_CALLBACK(on_toggle_1), &tgs[i]);
 409
 410       g_signal_connect(dialog->radioButton[i], "toggled",
 411                        G_CALLBACK(on_toggle_2), dialog);
 412     }
 413
 414   /* Populate the date format tree view */
 415   dialog->date_format_treeview = GTK_TREE_VIEW(get_widget_assert(xml,
 416                                               "date_format_list_view"));
 417
 418   renderer = gtk_cell_renderer_text_new();
 419
 420   column = gtk_tree_view_column_new_with_attributes ("Title",
 421                                                      renderer,
 422                                                      "text",
 423                                                      0,
 424                                                      NULL);
 425
 426   gtk_tree_view_append_column (GTK_TREE_VIEW (dialog->date_format_treeview),
 427                                column);
 428
 429
 430   list_store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_POINTER);
 431
 432   for ( i = 0 ; i < sizeof(format_option) / sizeof(format_option[0]) ; ++i )
 433     {
 434       gtk_list_store_append (list_store, &iter);
 435       gtk_list_store_set (list_store, &iter,
 436                           0, format_option[i].desc,
 437                           1, &format_option[i].spec,
 438                           -1);
 439     }
 440
 441   gtk_tree_view_set_model(GTK_TREE_VIEW(dialog->date_format_treeview),
 442                           GTK_TREE_MODEL(list_store));
 443
 444   g_object_unref(list_store);
 445
 446   g_signal_connect(GTK_OBJECT(dialog->date_format_treeview), "cursor-changed",
 447                    GTK_SIGNAL_FUNC(set_format_from_treeview), dialog);
 448
 449
 450   /* populate the dollar treeview */
 451
 452   renderer = gtk_cell_renderer_text_new();
 453
 454   column = gtk_tree_view_column_new_with_attributes ("Title",
 455                                                      renderer,
 456                                                      "text",
 457                                                      0,
 458                                                      NULL);
 459
 460   gtk_tree_view_append_column (GTK_TREE_VIEW (dialog->dollar_treeview),
 461                                column);
 462
 463
 464   list_store = gtk_list_store_new (2, G_TYPE_STRING,
 465                                                  G_TYPE_POINTER);
 466
 467   for ( i = 0 ; i < sizeof(dollar_format)/sizeof(dollar_format[0]) ; ++i )
 468     {
 469       char *template = fmt_dollar_template (&dollar_format[i]);
 470       gtk_list_store_append (list_store, &iter);
 471       gtk_list_store_set (list_store, &iter,
 472                           0, template,
 473                           1, &dollar_format[i],
 474                           -1);
 475       free (template);
 476     }
 477
 478   gtk_tree_view_set_model(GTK_TREE_VIEW(dialog->dollar_treeview),
 479                           GTK_TREE_MODEL(list_store));
 480
 481   g_object_unref(list_store);
 482
 483   g_signal_connect(GTK_OBJECT(dialog->dollar_treeview),
 484                    "cursor-changed",
 485                    GTK_SIGNAL_FUNC(set_format_from_treeview), dialog);
 486
 487   g_signal_connect_swapped(GTK_OBJECT(dialog->dollar_treeview),
 488                    "cursor-changed",
 489                    GTK_SIGNAL_FUNC(update_width_decimals), dialog);
 490
 491
 492   /* populate the custom treeview */
 493
 494   renderer = gtk_cell_renderer_text_new();
 495
 496   column = gtk_tree_view_column_new_with_attributes ("Title",
 497                                                      renderer,
 498                                                      "text",
 499                                                      0,
 500                                                      NULL);
 501
 502   gtk_tree_view_append_column (GTK_TREE_VIEW (dialog->custom_treeview),
 503                                column);
 504
 505
 506   list_store = gtk_list_store_new (2, G_TYPE_STRING,
 507                                                  G_TYPE_POINTER);
 508
 509   for ( i = 0 ; i < 5 ; ++i )
 510     {
 511       enum fmt_type cc_fmts[5] = {FMT_CCA, FMT_CCB, FMT_CCC, FMT_CCD, FMT_CCE};
 512       gchar text[4];
 513       g_snprintf(text, 4, "%s", fmt_name (cc_fmts[i]));
 514       gtk_list_store_append (list_store, &iter);
 515       gtk_list_store_set (list_store, &iter,
 516                           0, text,
 517                           1, &cc_format[i],
 518                           -1);
 519     }
 520
 521   gtk_tree_view_set_model(GTK_TREE_VIEW(dialog->custom_treeview),
 522                           GTK_TREE_MODEL(list_store));
 523
 524   g_object_unref(list_store);
 525
 526
 527   g_signal_connect(GTK_OBJECT(dialog->custom_treeview),
 528                    "cursor-changed",
 529                    GTK_SIGNAL_FUNC(set_format_type_from_treeview), dialog);
 530
 531
 532   g_signal_connect(GTK_OBJECT(dialog->custom_treeview),
 533                    "cursor-changed",
 534                    GTK_SIGNAL_FUNC(preview_custom), dialog);
 535
 536
 537   g_signal_connect(GTK_OBJECT(dialog->entry_width),
 538                    "changed",
 539                    GTK_SIGNAL_FUNC(preview_custom), dialog);
 540
 541
 542   g_signal_connect(GTK_OBJECT(dialog->entry_decimals),
 543                    "changed",
 544                    GTK_SIGNAL_FUNC(preview_custom), dialog);
 545
 546
 547   /* Connect the OK button */
 548   g_signal_connect(dialog->ok, "clicked", G_CALLBACK(on_var_type_ok_clicked),
 549                    dialog);
 550
 551
 552   }
 553
 554   return dialog;
 555 }
 556
 557
 558 /* Set a particular button to be active */
 559 void
 560 var_type_dialog_set_active_button(struct var_type_dialog *dialog, gint b)
 561 {
 562   gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(dialog->radioButton[b]),
 563                                TRUE);
 564   dialog->active_button = b;
 565 }
 566
 567
 568
 569 /* Set the TREEVIEW list cursor to the item described by FMT */
 570 static void
 571 select_treeview_from_format(GtkTreeView *treeview, const struct fmt_spec *fmt)
 572 {
 573   GtkTreePath *path ;
 574
 575   /*
 576     We do this with a linear search through the model --- hardly
 577     efficient, but the list is short ... */
 578   GtkTreeIter iter;
 579
 580   GtkTreeModel * model  = gtk_tree_view_get_model(treeview);
 581
 582   gboolean success;
 583   for (success = gtk_tree_model_get_iter_first(model, &iter);
 584        success;
 585        success = gtk_tree_model_iter_next(model, &iter))
 586     {
 587       const struct fmt_spec *spec;
 588
 589       GValue value = {0};
 590
 591       gtk_tree_model_get_value(model, &iter, 1, &value);
 592
 593       spec = g_value_get_pointer(&value);
 594
 595       if ( 0 == memcmp(spec, fmt, sizeof (struct fmt_spec)))
 596         {
 597           break;
 598         }
 599     }
 600
 601   path = gtk_tree_model_get_path(model, &iter);
 602   if ( path )
 603     {
 604       gtk_tree_view_set_cursor(treeview, path, 0, 0);
 605       gtk_tree_path_free(path);
 606     }
 607   else
 608     {
 609       char str[FMT_STRING_LEN_MAX + 1];
 610       g_warning("Unusual date format: %s\n", fmt_to_string(fmt, str));
 611     }
 612 }
 613
 614
 615 /* Set the TREEVIEW list cursor to the item described by FMT_TYPE */
 616 static void
 617 select_treeview_from_format_type(GtkTreeView *treeview,
 618                                  const int fmt_type)
 619 {
 620   GtkTreePath *path ;
 621
 622  /*
 623     We do this with a linear search through the model --- hardly
 624     efficient, but the list is short ... */
 625   GtkTreeIter iter;
 626
 627   GtkTreeModel * model  = gtk_tree_view_get_model(treeview);
 628
 629   gboolean success;
 630   for (success = gtk_tree_model_get_iter_first(model, &iter);
 631        success;
 632        success = gtk_tree_model_iter_next(model, &iter))
 633     {
 634       int spec ;
 635
 636       GValue value = {0};
 637
 638       gtk_tree_model_get_value(model, &iter, 1, &value);
 639
 640       spec = * ((int *) g_value_get_pointer(&value));
 641
 642       if ( spec == fmt_type)
 643         break;
 644     }
 645
 646   path = gtk_tree_model_get_path(model, &iter);
 647   if ( path )
 648     {
 649       gtk_tree_view_set_cursor(treeview, path, 0, 0);
 650       gtk_tree_path_free(path);
 651     }
 652   else
 653     g_warning("Unknown custom type  %d\n", fmt_type);
 654
 655 }
 656
 657 /* Set up the state of the dialog box to match the variable VAR */
 658 static void
 659 var_type_dialog_set_state(struct var_type_dialog *dialog)
 660 {
 661   const struct fmt_spec *write_spec ;
 662   GString *str = g_string_new("");
 663
 664   g_assert(dialog);
 665   g_assert(dialog->pv);
 666
 667   /* Populate width and decimals */
 668   write_spec = psppire_variable_get_write_spec(dialog->pv);
 669
 670   g_string_printf(str, "%d", write_spec->d);
 671
 672   gtk_entry_set_text(GTK_ENTRY(dialog->entry_decimals),
 673                      str->str);
 674
 675   g_string_printf(str, "%d", write_spec->w);
 676
 677   gtk_entry_set_text(GTK_ENTRY(dialog->entry_width),
 678                      str->str);
 679
 680   g_string_free(str, TRUE);
 681
 682   /* Populate the radio button states */
 683   switch (write_spec->type)
 684     {
 685     case FMT_F:
 686       var_type_dialog_set_active_button(dialog, BUTTON_NUMERIC);
 687       gtk_widget_show_all(dialog->width_decimals);
 688       break;
 689     case FMT_A:
 690       var_type_dialog_set_active_button(dialog, BUTTON_STRING);
 691       gtk_widget_hide(dialog->label_decimals);
 692       gtk_widget_hide(dialog->entry_decimals);
 693       break;
 694     case FMT_COMMA:
 695       var_type_dialog_set_active_button(dialog, BUTTON_COMMA);
 696       gtk_widget_show_all(dialog->width_decimals);
 697       break;
 698     case FMT_DOT:
 699       var_type_dialog_set_active_button(dialog, BUTTON_DOT);
 700       gtk_widget_show_all(dialog->width_decimals);
 701       break;
 702     case FMT_DOLLAR:
 703       var_type_dialog_set_active_button(dialog, BUTTON_DOLLAR);
 704       gtk_widget_show_all(dialog->width_decimals);
 705
 706       select_treeview_from_format(dialog->dollar_treeview, write_spec);
 707       break;
 708     case FMT_DATE:
 709     case FMT_EDATE:
 710     case FMT_SDATE:
 711     case FMT_ADATE:
 712     case FMT_JDATE:
 713     case FMT_QYR:
 714     case FMT_MOYR:
 715     case FMT_WKYR:
 716     case FMT_DATETIME:
 717     case FMT_TIME:
 718     case FMT_DTIME:
 719     case FMT_WKDAY:
 720     case FMT_MONTH:
 721       var_type_dialog_set_active_button(dialog, BUTTON_DATE);
 722       gtk_widget_hide(dialog->width_decimals);
 723       gtk_widget_show(dialog->date_format_list);
 724       select_treeview_from_format(dialog->date_format_treeview, write_spec);
 725       break;
 726     case FMT_CCA:
 727     case FMT_CCB:
 728     case FMT_CCC:
 729     case FMT_CCD:
 730     case FMT_CCE:
 731       var_type_dialog_set_active_button(dialog, BUTTON_CUSTOM);
 732       select_treeview_from_format_type(dialog->custom_treeview,
 733                                        write_spec->type);
 734       gtk_widget_show_all(dialog->width_decimals);
 735       break;
 736     default:
 737       gtk_widget_show_all(dialog->width_decimals);
 738       break;
 739     }
 740 }
 741
 742
 743 /* Popup the dialog box */
 744 void
 745 var_type_dialog_show(struct var_type_dialog *dialog)
 746 {
 747   var_type_dialog_set_state(dialog);
 748
 749   gtk_widget_show(dialog->window);
 750 }
 751
 752 /* Fills F with an output format specification with type TYPE, width
 753    W, and D decimals. Iff it's a valid format, then return true.
 754 */
 755 static bool
 756 make_output_format_try (struct fmt_spec *f, int type, int w, int d)
 757 {
 758   f->type = type;
 759   f->w = w;
 760   f->d = d;
 761   return fmt_check_output (f);
 762 }
 763
 764
 765
 766
 767 /* Callbacks for the Variable Type Dialog Box */
 768
 769 /* Callback for when the var type dialog is closed using the OK button.
 770    It sets the appropriate variable accordingly. */
 771 static gint
 772 on_var_type_ok_clicked(GtkWidget *w, gpointer data)
 773 {
 774   struct var_type_dialog *dialog = data;
 775
 776   g_assert(dialog);
 777   g_assert(dialog->pv);
 778
 779   {
 780     gint width = atoi(gtk_entry_get_text
 781                       (GTK_ENTRY(dialog->entry_width)));
 782
 783     gint decimals = atoi(gtk_entry_get_text
 784                          (GTK_ENTRY(dialog->entry_decimals)));
 785
 786     gint new_type = VAR_NUMERIC;
 787     gint new_width = 0;
 788     bool result = false;
 789     struct fmt_spec spec;
 790     switch (dialog->active_button)
 791       {
 792       case BUTTON_STRING:
 793         new_type = VAR_STRING;
 794         new_width = width;
 795         result = make_output_format_try(&spec, FMT_A, width, 0);
 796         break;
 797       case BUTTON_NUMERIC:
 798         result = make_output_format_try(&spec, FMT_F, width, decimals);
 799         break;
 800       case BUTTON_COMMA:
 801         result = make_output_format_try(&spec, FMT_COMMA, width, decimals);
 802         break;
 803       case BUTTON_DOT:
 804         result = make_output_format_try(&spec, FMT_DOT, width, decimals);
 805         break;
 806       case BUTTON_SCIENTIFIC:
 807         result = make_output_format_try(&spec, FMT_E, width, decimals);
 808         break;
 809       case BUTTON_DATE:
 810       case BUTTON_CUSTOM:
 811         g_assert(fmt_check_output(&dialog->fmt_l));
 812         result = memcpy(&spec, &dialog->fmt_l, sizeof(struct fmt_spec));
 813         break;
 814       case BUTTON_DOLLAR:
 815         result = make_output_format_try(&spec, FMT_DOLLAR, width, decimals);
 816         break;
 817       default:
 818         g_print("Unknown variable type: %d\n", dialog->active_button) ;
 819         result = false;
 820         break;
 821       }
 822
 823     if ( result == true )
 824       {
 825         psppire_variable_set_type(dialog->pv, new_type);
 826         psppire_variable_set_width(dialog->pv, new_width);
 827         psppire_variable_set_write_spec(dialog->pv, spec);
 828         psppire_variable_set_print_spec(dialog->pv, spec);
 829       }
 830
 831   }
 832   gtk_widget_hide(dialog->window);
 833
 834   return FALSE;
 835 }
 836
 837
 838
 839 gint
 840 on_var_type_cancel_clicked(GtkWidget *w,  gpointer data)
 841 {
 842   gtk_widget_hide(w);
 843
 844   return FALSE;
 845 }
 846