src/prefs_gtk.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2002 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include <gtk/gtk.h>
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <unistd.h>
  29 #include <errno.h>
  30
  31 #include "intl.h"
  32 #include "main.h"
  33 #include "prefs.h"
  34 #include "prefs_gtk.h"
  35 #include "utils.h"
  36 #include "gtkutils.h"
  37 #include "passcrypt.h"
  38 #include "base64.h"
  39
  40 #define CL(x)   (((gulong) (x) >> (gulong) 8) & 0xFFUL)
  41 #define RGB_FROM_GDK_COLOR(c) \
  42         ((CL(c.red)   << (gulong) 16) | \
  43          (CL(c.green) << (gulong)  8) | \
  44          (CL(c.blue)))
  45
  46 typedef enum
  47 {
  48         DUMMY_PARAM
  49 } DummyEnum;
  50
  51 void prefs_read_config(PrefParam *param, const gchar *label,
  52                        const gchar *rcfile)
  53 {
  54         FILE *fp;
  55         gchar buf[PREFSBUFSIZE];
  56         gchar *rcpath;
  57         gchar *block_label;
  58
  59         g_return_if_fail(param != NULL);
  60         g_return_if_fail(label != NULL);
  61         g_return_if_fail(rcfile != NULL);
  62
  63         debug_print("Reading configuration...\n");
  64
  65         prefs_set_default(param);
  66
  67         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, rcfile, NULL);
  68         if ((fp = fopen(rcpath, "rb")) == NULL) {
  69                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
  70                 g_free(rcpath);
  71                 return;
  72         }
  73         g_free(rcpath);
  74
  75         block_label = g_strdup_printf("[%s]", label);
  76
  77         /* search aiming block */
  78         while (fgets(buf, sizeof(buf), fp) != NULL) {
  79                 gint val;
  80
  81                 val = strncmp(buf, block_label, strlen(block_label));
  82                 if (val == 0) {
  83                         debug_print("Found %s\n", block_label);
  84                         break;
  85                 }
  86         }
  87         g_free(block_label);
  88
  89         while (fgets(buf, sizeof(buf), fp) != NULL) {
  90                 strretchomp(buf);
  91                 /* reached next block */
  92                 if (buf[0] == '[') break;
  93
  94                 prefs_config_parse_one_line(param, buf);
  95         }
  96
  97         debug_print("Finished reading configuration.\n");
  98         fclose(fp);
  99 }
 100
 101 void prefs_config_parse_one_line(PrefParam *param, const gchar *buf)
 102 {
 103         gint i;
 104         gint name_len;
 105         const gchar *value;
 106         GdkColor color;
 107
 108         for (i = 0; param[i].name != NULL; i++) {
 109                 name_len = strlen(param[i].name);
 110                 if (strncasecmp(buf, param[i].name, name_len))
 111                         continue;
 112                 if (buf[name_len] != '=')
 113                         continue;
 114                 value = buf + name_len + 1;
 115                 /* debug_print("%s = %s\n", param[i].name, value); */
 116
 117                 switch (param[i].type) {
 118                 case P_STRING:
 119                         g_free(*((gchar **)param[i].data));
 120                         *((gchar **)param[i].data) =
 121                                 *value ? g_strdup(value) : NULL;
 122                         break;
 123                 case P_INT:
 124                         *((gint *)param[i].data) =
 125                                 (gint)atoi(value);
 126                         break;
 127                 case P_BOOL:
 128                         *((gboolean *)param[i].data) =
 129                                 (*value == '0' || *value == '\0')
 130                                         ? FALSE : TRUE;
 131                         break;
 132                 case P_ENUM:
 133                         *((DummyEnum *)param[i].data) =
 134                                 (DummyEnum)atoi(value);
 135                         break;
 136                 case P_USHORT:
 137                         *((gushort *)param[i].data) =
 138                                 (gushort)atoi(value);
 139                         break;
 140                 case P_COLOR:
 141                         if (gdk_color_parse(value, &color))
 142                                 *((gulong *)param[i].data) = RGB_FROM_GDK_COLOR(color);
 143                         else
 144                                 /* be compatible and accept ints */
 145                                 *((gulong *)param[i].data) = strtoul(value, 0, 10);
 146                         break;
 147                 case P_PASSWORD:
 148                         g_free(*((gchar **)param[i].data));
 149                         if (value[0] == '!') {
 150                                 gchar tmp[1024];
 151                                 gint len;
 152
 153                                 len = base64_decode(tmp, &value[1], strlen(value) - 1);
 154                                 passcrypt_decrypt(tmp, len);
 155                                 tmp[len] = '\0';
 156                                 *((gchar **)param[i].data) =
 157                                         *tmp ? g_strdup(tmp) : NULL;
 158                         } else {
 159                                 *((gchar **)param[i].data) =
 160                                         *value ? g_strdup(value) : NULL;
 161                         }
 162                         break;
 163                 default:
 164                         break;
 165                 }
 166         }
 167 }
 168
 169 #define TRY(func) \
 170 if (!(func)) \
 171 { \
 172         g_warning("failed to write configuration to file\n"); \
 173         if (orig_fp) fclose(orig_fp); \
 174         prefs_file_close_revert(pfile); \
 175         g_free(rcpath); \
 176         g_free(block_label); \
 177         return; \
 178 } \
 179
 180 void prefs_save_config(PrefParam *param, const gchar *label,
 181                        const gchar *rcfile)
 182 {
 183         FILE *orig_fp;
 184         PrefFile *pfile;
 185         gchar *rcpath;
 186         gchar buf[PREFSBUFSIZE];
 187         gchar *block_label = NULL;
 188         gboolean block_matched = FALSE;
 189
 190         g_return_if_fail(param != NULL);
 191         g_return_if_fail(label != NULL);
 192         g_return_if_fail(rcfile != NULL);
 193
 194         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, rcfile, NULL);
 195         if ((orig_fp = fopen(rcpath, "rb")) == NULL) {
 196                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 197         }
 198
 199         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 200                 g_warning("failed to write configuration to file\n");
 201                 if (orig_fp) fclose(orig_fp);
 202                 g_free(rcpath);
 203                 return;
 204         }
 205
 206         block_label = g_strdup_printf("[%s]", label);
 207
 208         /* search aiming block */
 209         if (orig_fp) {
 210                 while (fgets(buf, sizeof(buf), orig_fp) != NULL) {
 211                         gint val;
 212
 213                         val = strncmp(buf, block_label, strlen(block_label));
 214                         if (val == 0) {
 215                                 debug_print("Found %s\n", block_label);
 216                                 block_matched = TRUE;
 217                                 break;
 218                         } else
 219                                 TRY(fputs(buf, pfile->fp) != EOF);
 220                 }
 221         }
 222
 223         TRY(fprintf(pfile->fp, "%s\n", block_label) > 0);
 224         g_free(block_label);
 225         block_label = NULL;
 226
 227         /* write all param data to file */
 228         TRY(prefs_write_param(param, pfile->fp) == 0);
 229
 230         if (block_matched) {
 231                 while (fgets(buf, sizeof(buf), orig_fp) != NULL) {
 232                         /* next block */
 233                         if (buf[0] == '[') {
 234                                 TRY(fputc('\n', pfile->fp) != EOF &&
 235                                     fputs(buf, pfile->fp)  != EOF);
 236                                 break;
 237                         }
 238                 }
 239                 while (fgets(buf, sizeof(buf), orig_fp) != NULL)
 240                         TRY(fputs(buf, pfile->fp) != EOF);
 241         }
 242
 243         if (orig_fp) fclose(orig_fp);
 244         if (prefs_file_close(pfile) < 0)
 245                 g_warning("failed to write configuration to file\n");
 246         g_free(rcpath);
 247
 248         debug_print("Configuration is saved.\n");
 249 }
 250
 251 gint prefs_write_param(PrefParam *param, FILE *fp)
 252 {
 253         gint i;
 254         gchar buf[PREFSBUFSIZE];
 255
 256         for (i = 0; param[i].name != NULL; i++) {
 257                 switch (param[i].type) {
 258                 case P_STRING:
 259                         g_snprintf(buf, sizeof(buf), "%s=%s\n", param[i].name,
 260                                    *((gchar **)param[i].data) ?
 261                                    *((gchar **)param[i].data) : "");
 262                         break;
 263                 case P_INT:
 264                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 265                                    *((gint *)param[i].data));
 266                         break;
 267                 case P_BOOL:
 268                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 269                                    *((gboolean *)param[i].data));
 270                         break;
 271                 case P_ENUM:
 272                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 273                                    *((DummyEnum *)param[i].data));
 274                         break;
 275                 case P_USHORT:
 276                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 277                                    *((gushort *)param[i].data));
 278                         break;
 279                 case P_COLOR:
 280                         g_snprintf(buf, sizeof buf,  "%s=#%6.6lx\n", param[i].name,
 281                                    *((gulong *) param[i].data));
 282                         break;
 283                 case P_PASSWORD:
 284                         {
 285                                 gchar *tmp = NULL, tmp2[1024] = {0};
 286
 287                                 tmp = *((gchar **)param[i].data);
 288                                 if (tmp) {
 289                                         gint len;
 290
 291                                         tmp = g_strdup(tmp);
 292                                         len = strlen(tmp);
 293                                         passcrypt_encrypt(tmp, len);
 294                                         base64_encode(tmp2, tmp, len);
 295                                         g_free(tmp);
 296                                         tmp = tmp2;
 297                                 }
 298                                 g_snprintf(buf, sizeof(buf), "%s=!%s\n", param[i].name,
 299                                            tmp ?
 300                                            tmp : "");
 301                         }
 302                         break;
 303                 default:
 304                         buf[0] = '\0';
 305                 }
 306
 307                 if (buf[0] != '\0') {
 308                         if (fputs(buf, fp) == EOF) {
 309                                 perror("fputs");
 310                                 return -1;
 311                         }
 312                 }
 313         }
 314
 315         return 0;
 316 }
 317
 318 void prefs_set_default(PrefParam *param)
 319 {
 320         gint i;
 321         GdkColor color;
 322
 323         g_return_if_fail(param != NULL);
 324
 325         for (i = 0; param[i].name != NULL; i++) {
 326                 if (!param[i].data) continue;
 327
 328                 switch (param[i].type) {
 329                 case P_STRING:
 330                 case P_PASSWORD:
 331                         g_free(*((gchar **)param[i].data));
 332                         if (param[i].defval != NULL) {
 333                                 if (!strncasecmp(param[i].defval, "ENV_", 4))
 334                                         *((gchar **)param[i].data) =
 335                                                 g_strdup(g_getenv(param[i].defval + 4));
 336                                 else if (param[i].defval[0] == '~')
 337                                         *((gchar **)param[i].data) =
 338                                                 g_strconcat(get_home_dir(),
 339                                                             param[i].defval + 1,
 340                                                             NULL);
 341                                 else if (param[i].defval[0] != '\0')
 342                                         *((gchar **)param[i].data) =
 343                                                 g_strdup(param[i].defval);
 344                                 else
 345                                         *((gchar **)param[i].data) = NULL;
 346                         } else
 347                                 *((gchar **)param[i].data) = NULL;
 348                         break;
 349                 case P_INT:
 350                         if (param[i].defval != NULL)
 351                                 *((gint *)param[i].data) =
 352                                         (gint)atoi(param[i].defval);
 353                         else
 354                                 *((gint *)param[i].data) = 0;
 355                         break;
 356                 case P_BOOL:
 357                         if (param[i].defval != NULL) {
 358                                 if (!strcasecmp(param[i].defval, "TRUE"))
 359                                         *((gboolean *)param[i].data) = TRUE;
 360                                 else
 361                                         *((gboolean *)param[i].data) =
 362                                                 atoi(param[i].defval) ? TRUE : FALSE;
 363                         } else
 364                                 *((gboolean *)param[i].data) = FALSE;
 365                         break;
 366                 case P_ENUM:
 367                         if (param[i].defval != NULL)
 368                                 *((DummyEnum*)param[i].data) =
 369                                         (DummyEnum)atoi(param[i].defval);
 370                         else
 371                                 *((DummyEnum *)param[i].data) = 0;
 372                         break;
 373                 case P_USHORT:
 374                         if (param[i].defval != NULL)
 375                                 *((gushort *)param[i].data) =
 376                                         (gushort)atoi(param[i].defval);
 377                         else
 378                                 *((gushort *)param[i].data) = 0;
 379                         break;
 380                 case P_COLOR:
 381                         if (param[i].defval != NULL && gdk_color_parse(param[i].defval, &color))
 382                                 *((gulong *)param[i].data) =
 383                                         RGB_FROM_GDK_COLOR(color);
 384                         else if (param[i].defval)
 385                                 /* be compatible and accept ints */
 386                                 *((gulong *)param[i].data) = strtoul(param[i].defval, 0, 10);
 387                         else
 388                                 *((gulong *)param[i].data) = 0;
 389                         break;
 390                 default:
 391                         break;
 392                 }
 393         }
 394 }
 395
 396 void prefs_free(PrefParam *param)
 397 {
 398         gint i;
 399
 400         g_return_if_fail(param != NULL);
 401
 402         for (i = 0; param[i].name != NULL; i++) {
 403                 if (!param[i].data) continue;
 404
 405                 switch (param[i].type) {
 406                 case P_STRING:
 407                 case P_PASSWORD:
 408                         g_free(*((gchar **)param[i].data));
 409                         break;
 410                 default:
 411                         break;
 412                 }
 413         }
 414 }
 415
 416 void prefs_dialog_create(PrefsDialog *dialog)
 417 {
 418         GtkWidget *window;
 419         GtkWidget *vbox;
 420         GtkWidget *notebook;
 421
 422         GtkWidget *confirm_area;
 423         GtkWidget *ok_btn;
 424         GtkWidget *cancel_btn;
 425         GtkWidget *apply_btn;
 426
 427         g_return_if_fail(dialog != NULL);
 428
 429         window = gtk_window_new (GTK_WINDOW_DIALOG);
 430         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 431         gtk_window_position (GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 432         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 433         gtk_window_set_policy (GTK_WINDOW(window), FALSE, TRUE, FALSE);
 434
 435         vbox = gtk_vbox_new (FALSE, 6);
 436         gtk_widget_show(vbox);
 437         gtk_container_add (GTK_CONTAINER (window), vbox);
 438
 439         notebook = gtk_notebook_new ();
 440         gtk_widget_show(notebook);
 441         gtk_box_pack_start (GTK_BOX (vbox), notebook, TRUE, TRUE, 0);
 442         gtk_container_set_border_width (GTK_CONTAINER (notebook), 2);
 443         /* GTK_WIDGET_UNSET_FLAGS (notebook, GTK_CAN_FOCUS); */
 444         gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
 445
 446         gtk_notebook_popup_enable (GTK_NOTEBOOK (notebook));
 447
 448         gtkut_button_set_create(&confirm_area,
 449                                 &ok_btn,        _("OK"),
 450                                 &cancel_btn,    _("Cancel"),
 451                                 &apply_btn,     _("Apply"));
 452         gtk_widget_show(confirm_area);
 453         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 454         gtk_widget_grab_default(ok_btn);
 455
 456         dialog->window     = window;
 457         dialog->notebook   = notebook;
 458         dialog->ok_btn     = ok_btn;
 459         dialog->cancel_btn = cancel_btn;
 460         dialog->apply_btn  = apply_btn;
 461 }
 462
 463 void prefs_dialog_destroy(PrefsDialog *dialog)
 464 {
 465         gtk_widget_destroy(dialog->window);
 466         dialog->window     = NULL;
 467         dialog->notebook   = NULL;
 468         dialog->ok_btn     = NULL;
 469         dialog->cancel_btn = NULL;
 470         dialog->apply_btn  = NULL;
 471 }
 472
 473 void prefs_button_toggled(GtkToggleButton *toggle_btn, GtkWidget *widget)
 474 {
 475         gboolean is_active;
 476
 477         is_active = gtk_toggle_button_get_active(toggle_btn);
 478         gtk_widget_set_sensitive(widget, is_active);
 479 }
 480
 481 void prefs_set_dialog(PrefParam *param)
 482 {
 483         gint i;
 484
 485         for (i = 0; param[i].name != NULL; i++) {
 486                 if (param[i].widget_set_func)
 487                         param[i].widget_set_func(&param[i]);
 488         }
 489 }
 490
 491 void prefs_set_data_from_dialog(PrefParam *param)
 492 {
 493         gint i;
 494
 495         for (i = 0; param[i].name != NULL; i++) {
 496                 if (param[i].data_set_func)
 497                         param[i].data_set_func(&param[i]);
 498         }
 499 }
 500
 501 void prefs_set_dialog_to_default(PrefParam *param)
 502 {
 503         gint       i;
 504         PrefParam  tmpparam;
 505         gchar     *str_data = NULL;
 506         gint       int_data;
 507         gushort    ushort_data;
 508         gboolean   bool_data;
 509         DummyEnum  enum_data;
 510
 511         for (i = 0; param[i].name != NULL; i++) {
 512                 if (!param[i].widget_set_func) continue;
 513
 514                 tmpparam = param[i];
 515
 516                 switch (tmpparam.type) {
 517                 case P_STRING:
 518                 case P_PASSWORD:
 519                         if (tmpparam.defval) {
 520                                 if (!strncasecmp(tmpparam.defval, "ENV_", 4)) {
 521                                         str_data = g_strdup(g_getenv(param[i].defval + 4));
 522                                         tmpparam.data = &str_data;
 523                                         break;
 524                                 } else if (tmpparam.defval[0] == '~') {
 525                                         str_data =
 526                                                 g_strconcat(get_home_dir(),
 527                                                             param[i].defval + 1,
 528                                                             NULL);
 529                                         tmpparam.data = &str_data;
 530                                         break;
 531                                 }
 532                         }
 533                         tmpparam.data = &tmpparam.defval;
 534                         break;
 535                 case P_INT:
 536                         if (tmpparam.defval)
 537                                 int_data = atoi(tmpparam.defval);
 538                         else
 539                                 int_data = 0;
 540                         tmpparam.data = &int_data;
 541                         break;
 542                 case P_USHORT:
 543                         if (tmpparam.defval)
 544                                 ushort_data = atoi(tmpparam.defval);
 545                         else
 546                                 ushort_data = 0;
 547                         tmpparam.data = &ushort_data;
 548                         break;
 549                 case P_BOOL:
 550                         if (tmpparam.defval) {
 551                                 if (!strcasecmp(tmpparam.defval, "TRUE"))
 552                                         bool_data = TRUE;
 553                                 else
 554                                         bool_data = atoi(tmpparam.defval)
 555                                                 ? TRUE : FALSE;
 556                         } else
 557                                 bool_data = FALSE;
 558                         tmpparam.data = &bool_data;
 559                         break;
 560                 case P_ENUM:
 561                         if (tmpparam.defval)
 562                                 enum_data = (DummyEnum)atoi(tmpparam.defval);
 563                         else
 564                                 enum_data = 0;
 565                         tmpparam.data = &enum_data;
 566                         break;
 567                 case P_OTHER:
 568                 default:
 569                         break;
 570                 }
 571                 tmpparam.widget_set_func(&tmpparam);
 572                 g_free(str_data);
 573                 str_data = NULL;
 574         }
 575 }
 576
 577 void prefs_set_data_from_entry(PrefParam *pparam)
 578 {
 579         gchar **str, *entry_str;
 580
 581         g_return_if_fail(*pparam->widget != NULL);
 582
 583         entry_str = gtk_entry_get_text(GTK_ENTRY(*pparam->widget));
 584
 585         switch (pparam->type) {
 586         case P_STRING:
 587         case P_PASSWORD:
 588                 str = (gchar **)pparam->data;
 589                 g_free(*str);
 590                 *str = entry_str[0] ? g_strdup(entry_str) : NULL;
 591                 break;
 592         case P_USHORT:
 593                 *((gushort *)pparam->data) = atoi(entry_str);
 594                 break;
 595         case P_INT:
 596                 *((gint *)pparam->data) = atoi(entry_str);
 597                 break;
 598         default:
 599                 g_warning("Invalid PrefType for GtkEntry widget: %d\n",
 600                           pparam->type);
 601         }
 602 }
 603
 604 void prefs_set_entry(PrefParam *pparam)
 605 {
 606         gchar **str;
 607
 608         g_return_if_fail(*pparam->widget != NULL);
 609
 610         switch (pparam->type) {
 611         case P_STRING:
 612         case P_PASSWORD:
 613                 str = (gchar **)pparam->data;
 614                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 615                                    *str ? *str : "");
 616                 break;
 617         case P_INT:
 618                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 619                                    itos(*((gint *)pparam->data)));
 620                 break;
 621         case P_USHORT:
 622                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 623                                    itos(*((gushort *)pparam->data)));
 624                 break;
 625         default:
 626                 g_warning("Invalid PrefType for GtkEntry widget: %d\n",
 627                           pparam->type);
 628         }
 629 }
 630
 631 void prefs_set_data_from_text(PrefParam *pparam)
 632 {
 633         gchar **str;
 634         gchar *text, *tp;
 635         gchar *tmp, *tmpp;
 636
 637         g_return_if_fail(*pparam->widget != NULL);
 638
 639         switch (pparam->type) {
 640         case P_STRING:
 641         case P_PASSWORD:
 642                 str = (gchar **)pparam->data;
 643                 g_free(*str);
 644                 tp = text = gtk_editable_get_chars
 645                         (GTK_EDITABLE(*pparam->widget), 0, -1);
 646                 if (text[0] == '\0') {
 647                         *str = NULL;
 648                         g_free(text);
 649                         break;
 650                 }
 651
 652                 Xalloca(tmpp = tmp, strlen(text) * 2 + 1,
 653                         { *str = NULL; break; });
 654                 while (*tp) {
 655                         if (*tp == '\n') {
 656                                 *tmpp++ = '\\';
 657                                 *tmpp++ = 'n';
 658                                 tp++;
 659                         } else
 660                                 *tmpp++ = *tp++;
 661                 }
 662                 *tmpp = '\0';
 663                 *str = g_strdup(tmp);
 664                 g_free(text);
 665                 break;
 666         default:
 667                 g_warning("Invalid PrefType for GtkText widget: %d\n",
 668                           pparam->type);
 669         }
 670 }
 671
 672 void prefs_set_text(PrefParam *pparam)
 673 {
 674         gchar *buf, *sp, *bufp;
 675         gchar **str;
 676         GtkText *text;
 677
 678         g_return_if_fail(*pparam->widget != NULL);
 679
 680         switch (pparam->type) {
 681         case P_STRING:
 682         case P_PASSWORD:
 683                 str = (gchar **)pparam->data;
 684                 if (*str) {
 685                         bufp = buf = alloca(strlen(*str) + 1);
 686                         if (!buf) buf = "";
 687                         else {
 688                                 sp = *str;
 689                                 while (*sp) {
 690                                         if (*sp == '\\' && *(sp + 1) == 'n') {
 691                                                 *bufp++ = '\n';
 692                                                 sp += 2;
 693                                         } else
 694                                                 *bufp++ = *sp++;
 695                                 }
 696                                 *bufp = '\0';
 697                         }
 698                 } else
 699                         buf = "";
 700
 701                 text = GTK_TEXT(*pparam->widget);
 702                 gtk_text_set_point(text, 0);
 703                 gtk_text_forward_delete(text, gtk_text_get_length(text));
 704                 gtk_text_set_point(text, 0);
 705                 gtk_text_insert(text, NULL, NULL, NULL, buf, -1);
 706                 break;
 707         default:
 708                 g_warning("Invalid PrefType for GtkText widget: %d\n",
 709                           pparam->type);
 710         }
 711 }
 712
 713 void prefs_set_data_from_toggle(PrefParam *pparam)
 714 {
 715         g_return_if_fail(pparam->type == P_BOOL);
 716         g_return_if_fail(*pparam->widget != NULL);
 717
 718         *((gboolean *)pparam->data) =
 719                 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(*pparam->widget));
 720 }
 721
 722 void prefs_set_toggle(PrefParam *pparam)
 723 {
 724         g_return_if_fail(pparam->type == P_BOOL);
 725         g_return_if_fail(*pparam->widget != NULL);
 726
 727         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(*pparam->widget),
 728                                      *((gboolean *)pparam->data));
 729 }
 730
 731 void prefs_set_data_from_spinbtn(PrefParam *pparam)
 732 {
 733         g_return_if_fail(*pparam->widget != NULL);
 734
 735         switch (pparam->type) {
 736         case P_INT:
 737                 *((gint *)pparam->data) =
 738                         gtk_spin_button_get_value_as_int
 739                         (GTK_SPIN_BUTTON(*pparam->widget));
 740                 break;
 741         case P_USHORT:
 742                 *((gushort *)pparam->data) =
 743                         (gushort)gtk_spin_button_get_value_as_int
 744                         (GTK_SPIN_BUTTON(*pparam->widget));
 745                 break;
 746         default:
 747                 g_warning("Invalid PrefType for GtkSpinButton widget: %d\n",
 748                           pparam->type);
 749         }
 750 }
 751
 752 void prefs_set_spinbtn(PrefParam *pparam)
 753 {
 754         g_return_if_fail(*pparam->widget != NULL);
 755
 756         switch (pparam->type) {
 757         case P_INT:
 758                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(*pparam->widget),
 759                                           (gfloat)*((gint *)pparam->data));
 760                 break;
 761         case P_USHORT:
 762                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(*pparam->widget),
 763                                           (gfloat)*((gushort *)pparam->data));
 764                 break;
 765         default:
 766                 g_warning("Invalid PrefType for GtkSpinButton widget: %d\n",
 767                           pparam->type);
 768         }
 769 }
 770
 771 static GSList *prefs_pages = NULL;
 772
 773 void prefs_gtk_open(void)
 774 {
 775         prefswindow_open(prefs_pages, NULL);
 776 }
 777
 778 void prefs_gtk_register_page(PrefsPage *page)
 779 {
 780         prefs_pages = g_slist_append(prefs_pages, page);
 781 }
 782
 783 void prefs_gtk_unregister_page(PrefsPage *page)
 784 {
 785         prefs_pages = g_slist_remove(prefs_pages, page);
 786 }