src/prefs.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999,2000 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 "utils.h"
  35 #include "gtkutils.h"
  36
  37 typedef enum
  38 {
  39         DUMMY_PARAM
  40 } DummyEnum;
  41
  42 #define PREFSBUFSIZE    1024
  43
  44 void prefs_read_config(PrefParam *param, const gchar *label,
  45                        const gchar *rcfile)
  46 {
  47         FILE *fp;
  48         gchar buf[PREFSBUFSIZE];
  49         gchar *rcpath;
  50         gchar *block_label;
  51
  52         g_return_if_fail(param != NULL);
  53         g_return_if_fail(label != NULL);
  54         g_return_if_fail(rcfile != NULL);
  55
  56         debug_print(_("Reading configuration...\n"));
  57
  58         prefs_set_default(param);
  59
  60         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, rcfile, NULL);
  61         if ((fp = fopen(rcpath, "r")) == NULL) {
  62                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
  63                 g_free(rcpath);
  64                 return;
  65         }
  66         g_free(rcpath);
  67
  68         block_label = g_strdup_printf("[%s]", label);
  69
  70         /* search aiming block */
  71         while (fgets(buf, sizeof(buf), fp) != NULL) {
  72                 gint val;
  73
  74                 val = strncmp(buf, block_label, strlen(block_label));
  75                 if (val == 0) {
  76                         debug_print(_("Found %s\n"), block_label);
  77                         break;
  78                 }
  79         }
  80         g_free(block_label);
  81
  82         while (fgets(buf, sizeof(buf), fp) != NULL) {
  83                 strretchomp(buf);
  84                 /* reached next block */
  85                 if (buf[0] == '[') break;
  86
  87                 prefs_config_parse_one_line(param, buf);
  88         }
  89
  90         debug_print(_("Finished reading configuration.\n"));
  91         fclose(fp);
  92 }
  93
  94 void prefs_config_parse_one_line(PrefParam *param, const gchar *buf)
  95 {
  96         gint i;
  97         gint name_len;
  98         const gchar *value;
  99
 100         for (i = 0; param[i].name != NULL; i++) {
 101                 name_len = strlen(param[i].name);
 102                 if (strncasecmp(buf, param[i].name, name_len))
 103                         continue;
 104                 if (buf[name_len] != '=')
 105                         continue;
 106                 value = buf + name_len + 1;
 107                 debug_print("%s = %s\n", param[i].name, value);
 108
 109                 switch (param[i].type) {
 110                 case P_STRING:
 111                         g_free(*((gchar **)param[i].data));
 112                         *((gchar **)param[i].data) =
 113                                 *value ? g_strdup(value) : NULL;
 114                         break;
 115                 case P_INT:
 116                         *((gint *)param[i].data) =
 117                                 (gint)atoi(value);
 118                         break;
 119                 case P_BOOL:
 120                         *((gboolean *)param[i].data) =
 121                                 (*value == '0' || *value == '\0')
 122                                         ? FALSE : TRUE;
 123                         break;
 124                 case P_ENUM:
 125                         *((DummyEnum *)param[i].data) =
 126                                 (DummyEnum)atoi(value);
 127                         break;
 128                 case P_USHORT:
 129                         *((gushort *)param[i].data) =
 130                                 (gushort)atoi(value);
 131                         break;
 132                 default:
 133                         break;
 134                 }
 135         }
 136 }
 137
 138 #define TRY(func) \
 139 if (!(func)) \
 140 { \
 141         g_warning(_("failed to write configuration to file\n")); \
 142         if (orig_fp) fclose(orig_fp); \
 143         prefs_write_close_revert(pfile); \
 144         g_free(rcpath); \
 145         g_free(block_label); \
 146         return; \
 147 } \
 148
 149 void prefs_save_config(PrefParam *param, const gchar *label,
 150                        const gchar *rcfile)
 151 {
 152         FILE *orig_fp;
 153         PrefFile *pfile;
 154         gchar *rcpath;
 155         gchar buf[PREFSBUFSIZE];
 156         gchar *block_label = NULL;
 157         gboolean block_matched = FALSE;
 158
 159         g_return_if_fail(param != NULL);
 160         g_return_if_fail(label != NULL);
 161         g_return_if_fail(rcfile != NULL);
 162
 163         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, rcfile, NULL);
 164         if ((orig_fp = fopen(rcpath, "r")) == NULL) {
 165                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 166         }
 167
 168         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 169                 g_warning(_("failed to write configuration to file\n"));
 170                 if (orig_fp) fclose(orig_fp);
 171                 g_free(rcpath);
 172                 return;
 173         }
 174
 175         block_label = g_strdup_printf("[%s]", label);
 176
 177         /* search aiming block */
 178         if (orig_fp) {
 179                 while (fgets(buf, sizeof(buf), orig_fp) != NULL) {
 180                         gint val;
 181
 182                         val = strncmp(buf, block_label, strlen(block_label));
 183                         if (val == 0) {
 184                                 debug_print(_("Found %s\n"), block_label);
 185                                 block_matched = TRUE;
 186                                 break;
 187                         } else
 188                                 TRY(fputs(buf, pfile->fp) != EOF);
 189                 }
 190         }
 191
 192         TRY(fprintf(pfile->fp, "%s\n", block_label) > 0);
 193         g_free(block_label);
 194         block_label = NULL;
 195
 196         /* write all param data to file */
 197         TRY(prefs_write_param(param, pfile->fp) == 0);
 198
 199         if (block_matched) {
 200                 while (fgets(buf, sizeof(buf), orig_fp) != NULL) {
 201                         /* next block */
 202                         if (buf[0] == '[') {
 203                                 TRY(fputc('\n', pfile->fp) != EOF &&
 204                                     fputs(buf, pfile->fp)  != EOF);
 205                                 break;
 206                         }
 207                 }
 208                 while (fgets(buf, sizeof(buf), orig_fp) != NULL)
 209                         TRY(fputs(buf, pfile->fp) != EOF);
 210         }
 211
 212         if (orig_fp) fclose(orig_fp);
 213         if (prefs_write_close(pfile) < 0)
 214                 g_warning(_("failed to write configuration to file\n"));
 215         g_free(rcpath);
 216
 217         debug_print(_("Configuration is saved.\n"));
 218 }
 219
 220 gint prefs_write_param(PrefParam *param, FILE *fp)
 221 {
 222         gint i;
 223         gchar buf[PREFSBUFSIZE];
 224
 225         for (i = 0; param[i].name != NULL; i++) {
 226                 switch (param[i].type) {
 227                 case P_STRING:
 228                         g_snprintf(buf, sizeof(buf), "%s=%s\n", param[i].name,
 229                                    *((gchar **)param[i].data) ?
 230                                    *((gchar **)param[i].data) : "");
 231                         break;
 232                 case P_INT:
 233                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 234                                    *((gint *)param[i].data));
 235                         break;
 236                 case P_BOOL:
 237                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 238                                    *((gboolean *)param[i].data));
 239                         break;
 240                 case P_ENUM:
 241                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 242                                    *((DummyEnum *)param[i].data));
 243                         break;
 244                 case P_USHORT:
 245                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 246                                    *((gushort *)param[i].data));
 247                         break;
 248                 default:
 249                         buf[0] = '\0';
 250                 }
 251
 252                 if (buf[0] != '\0') {
 253                         if (fputs(buf, fp) == EOF) {
 254                                 perror("fputs");
 255                                 return -1;
 256                         }
 257                 }
 258         }
 259
 260         return 0;
 261 }
 262
 263 PrefFile *prefs_write_open(const gchar *path)
 264 {
 265         PrefFile *pfile;
 266         gchar *tmppath;
 267         FILE *fp;
 268
 269         g_return_val_if_fail(path != NULL, NULL);
 270
 271         if (prefs_is_readonly(path)) {
 272                 g_warning(_("no permission - %s\n"), path);
 273                 return NULL;
 274         }
 275
 276         tmppath = g_strconcat(path, ".tmp", NULL);
 277         if ((fp = fopen(tmppath, "w")) == NULL) {
 278                 FILE_OP_ERROR(tmppath, "fopen");
 279                 g_free(tmppath);
 280                 return NULL;
 281         }
 282
 283         if (change_file_mode_rw(fp, tmppath) < 0)
 284                 FILE_OP_ERROR(tmppath, "chmod");
 285
 286         g_free(tmppath);
 287
 288         pfile = g_new(PrefFile, 1);
 289         pfile->fp = fp;
 290         pfile->path = g_strdup(path);
 291
 292         return pfile;
 293 }
 294
 295 gint prefs_write_close(PrefFile *pfile)
 296 {
 297         FILE *fp;
 298         gchar *path;
 299         gchar *tmppath;
 300         gchar *bakpath = NULL;
 301
 302         g_return_val_if_fail(pfile != NULL, -1);
 303
 304         fp = pfile->fp;
 305         path = pfile->path;
 306         g_free(pfile);
 307
 308         tmppath = g_strconcat(path, ".tmp", NULL);
 309         if (fclose(fp) == EOF) {
 310                 FILE_OP_ERROR(tmppath, "fclose");
 311                 unlink(tmppath);
 312                 g_free(path);
 313                 g_free(tmppath);
 314                 return -1;
 315         }
 316
 317         if (is_file_exist(path)) {
 318                 bakpath = g_strconcat(path, ".bak", NULL);
 319                 if (rename(path, bakpath) < 0) {
 320                         FILE_OP_ERROR(path, "rename");
 321                         unlink(tmppath);
 322                         g_free(path);
 323                         g_free(tmppath);
 324                         g_free(bakpath);
 325                         return -1;
 326                 }
 327         }
 328
 329         if (rename(tmppath, path) < 0) {
 330                 FILE_OP_ERROR(tmppath, "rename");
 331                 unlink(tmppath);
 332                 g_free(path);
 333                 g_free(tmppath);
 334                 g_free(bakpath);
 335                 return -1;
 336         }
 337
 338         g_free(path);
 339         g_free(tmppath);
 340         g_free(bakpath);
 341         return 0;
 342 }
 343
 344 gint prefs_write_close_revert(PrefFile *pfile)
 345 {
 346         gchar *tmppath;
 347
 348         g_return_val_if_fail(pfile != NULL, -1);
 349
 350         tmppath = g_strconcat(pfile->path, ".tmp", NULL);
 351         fclose(pfile->fp);
 352         if (unlink(tmppath) < 0) FILE_OP_ERROR(tmppath, "unlink");
 353         g_free(tmppath);
 354         g_free(pfile->path);
 355         g_free(pfile);
 356
 357         return 0;
 358 }
 359
 360 void prefs_set_default(PrefParam *param)
 361 {
 362         gint i;
 363
 364         g_return_if_fail(param != NULL);
 365
 366         for (i = 0; param[i].name != NULL; i++) {
 367                 if (!param[i].data) continue;
 368
 369                 switch (param[i].type) {
 370                 case P_STRING:
 371                         if (param[i].defval != NULL) {
 372                                 if (!strncasecmp(param[i].defval, "ENV_", 4))
 373                                         *((gchar **)param[i].data) =
 374                                                 g_strdup(g_getenv(param[i].defval + 4));
 375                                 else if (param[i].defval[0] == '~')
 376                                         *((gchar **)param[i].data) =
 377                                                 g_strconcat(get_home_dir(),
 378                                                             param[i].defval + 1,
 379                                                             NULL);
 380                                 else if (param[i].defval[0] != '\0')
 381                                         *((gchar **)param[i].data) =
 382                                                 g_strdup(param[i].defval);
 383                                 else
 384                                         *((gchar **)param[i].data) = NULL;
 385                         } else
 386                                 *((gchar **)param[i].data) = NULL;
 387                         break;
 388                 case P_INT:
 389                         if (param[i].defval != NULL)
 390                                 *((gint *)param[i].data) =
 391                                         (gint)atoi(param[i].defval);
 392                         else
 393                                 *((gint *)param[i].data) = 0;
 394                         break;
 395                 case P_BOOL:
 396                         if (param[i].defval != NULL) {
 397                                 if (!strcasecmp(param[i].defval, "TRUE"))
 398                                         *((gboolean *)param[i].data) = TRUE;
 399                                 else
 400                                         *((gboolean *)param[i].data) =
 401                                                 atoi(param[i].defval) ? TRUE : FALSE;
 402                         } else
 403                                 *((gboolean *)param[i].data) = FALSE;
 404                         break;
 405                 case P_ENUM:
 406                         if (param[i].defval != NULL)
 407                                 *((DummyEnum*)param[i].data) =
 408                                         (DummyEnum)atoi(param[i].defval);
 409                         else
 410                                 *((DummyEnum *)param[i].data) = 0;
 411                         break;
 412                 case P_USHORT:
 413                         if (param[i].defval != NULL)
 414                                 *((gushort *)param[i].data) =
 415                                         (gushort)atoi(param[i].defval);
 416                         else
 417                                 *((gushort *)param[i].data) = 0;
 418                         break;
 419                 default:
 420                         break;
 421                 }
 422         }
 423 }
 424
 425 void prefs_free(PrefParam *param)
 426 {
 427         gint i;
 428
 429         g_return_if_fail(param != NULL);
 430
 431         for (i = 0; param[i].name != NULL; i++) {
 432                 if (!param[i].data) continue;
 433
 434                 switch (param[i].type) {
 435                 case P_STRING:
 436                         g_free(*((gchar **)param[i].data));
 437                         break;
 438                 default:
 439                         break;
 440                 }
 441         }
 442 }
 443
 444 void prefs_dialog_create(PrefsDialog *dialog)
 445 {
 446         GtkWidget *window;
 447         GtkWidget *vbox;
 448         GtkWidget *notebook;
 449
 450         GtkWidget *confirm_area;
 451         GtkWidget *ok_btn;
 452         GtkWidget *cancel_btn;
 453         GtkWidget *apply_btn;
 454
 455         g_return_if_fail(dialog != NULL);
 456
 457         window = gtk_window_new (GTK_WINDOW_DIALOG);
 458         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 459         gtk_window_position (GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 460         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 461         gtk_window_set_policy (GTK_WINDOW(window), FALSE, TRUE, FALSE);
 462
 463         vbox = gtk_vbox_new (FALSE, 6);
 464         gtk_widget_show(vbox);
 465         gtk_container_add (GTK_CONTAINER (window), vbox);
 466
 467         notebook = gtk_notebook_new ();
 468         gtk_widget_show(notebook);
 469         gtk_box_pack_start (GTK_BOX (vbox), notebook, TRUE, TRUE, 0);
 470         gtk_container_set_border_width (GTK_CONTAINER (notebook), 2);
 471         /* GTK_WIDGET_UNSET_FLAGS (notebook, GTK_CAN_FOCUS); */
 472         gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
 473
 474         gtkut_button_set_create(&confirm_area,
 475                                 &ok_btn,        _("OK"),
 476                                 &cancel_btn,    _("Cancel"),
 477                                 &apply_btn,     _("Apply"));
 478         gtk_widget_show(confirm_area);
 479         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 480         gtk_widget_grab_default(ok_btn);
 481
 482         dialog->window     = window;
 483         dialog->notebook   = notebook;
 484         dialog->ok_btn     = ok_btn;
 485         dialog->cancel_btn = cancel_btn;
 486         dialog->apply_btn  = apply_btn;
 487 }
 488
 489 void prefs_button_toggled(GtkToggleButton *toggle_btn, GtkWidget *widget)
 490 {
 491         gboolean is_active;
 492
 493         is_active = gtk_toggle_button_get_active(toggle_btn);
 494         gtk_widget_set_sensitive(widget, is_active);
 495 }
 496
 497 void prefs_set_dialog(PrefParam *param)
 498 {
 499         gint i;
 500
 501         for (i = 0; param[i].name != NULL; i++) {
 502                 if (param[i].widget_set_func)
 503                         param[i].widget_set_func(&param[i]);
 504         }
 505 }
 506
 507 void prefs_set_data_from_dialog(PrefParam *param)
 508 {
 509         gint i;
 510
 511         for (i = 0; param[i].name != NULL; i++) {
 512                 if (param[i].data_set_func)
 513                         param[i].data_set_func(&param[i]);
 514         }
 515 }
 516
 517 void prefs_set_dialog_to_default(PrefParam *param)
 518 {
 519         gint       i;
 520         PrefParam  tmpparam;
 521         gchar     *str_data = NULL;
 522         gint       int_data;
 523         gushort    ushort_data;
 524         gboolean   bool_data;
 525         DummyEnum  enum_data;
 526
 527         for (i = 0; param[i].name != NULL; i++) {
 528                 if (!param[i].widget_set_func) continue;
 529
 530                 tmpparam = param[i];
 531
 532                 switch (tmpparam.type) {
 533                 case P_STRING:
 534                         if (tmpparam.defval) {
 535                                 if (!strncasecmp(tmpparam.defval, "ENV_", 4)) {
 536                                         str_data = g_strdup(g_getenv(param[i].defval + 4));
 537                                         tmpparam.data = &str_data;
 538                                         break;
 539                                 } else if (tmpparam.defval[0] == '~') {
 540                                         str_data =
 541                                                 g_strconcat(get_home_dir(),
 542                                                             param[i].defval + 1,
 543                                                             NULL);
 544                                         tmpparam.data = &str_data;
 545                                         break;
 546                                 }
 547                         }
 548                         tmpparam.data = &tmpparam.defval;
 549                         break;
 550                 case P_INT:
 551                         if (tmpparam.defval)
 552                                 int_data = atoi(tmpparam.defval);
 553                         else
 554                                 int_data = 0;
 555                         tmpparam.data = &int_data;
 556                         break;
 557                 case P_USHORT:
 558                         if (tmpparam.defval)
 559                                 ushort_data = atoi(tmpparam.defval);
 560                         else
 561                                 ushort_data = 0;
 562                         tmpparam.data = &ushort_data;
 563                         break;
 564                 case P_BOOL:
 565                         if (tmpparam.defval) {
 566                                 if (!strcasecmp(tmpparam.defval, "TRUE"))
 567                                         bool_data = TRUE;
 568                                 else
 569                                         bool_data = atoi(tmpparam.defval)
 570                                                 ? TRUE : FALSE;
 571                         } else
 572                                 bool_data = FALSE;
 573                         tmpparam.data = &bool_data;
 574                         break;
 575                 case P_ENUM:
 576                         if (tmpparam.defval)
 577                                 enum_data = (DummyEnum)atoi(tmpparam.defval);
 578                         else
 579                                 enum_data = 0;
 580                         tmpparam.data = &enum_data;
 581                         break;
 582                 case P_OTHER:
 583                         break;
 584                 }
 585                 tmpparam.widget_set_func(&tmpparam);
 586                 g_free(str_data);
 587                 str_data = NULL;
 588         }
 589 }
 590
 591 void prefs_set_data_from_entry(PrefParam *pparam)
 592 {
 593         gchar **str, *entry_str;
 594
 595         g_return_if_fail(*pparam->widget != NULL);
 596
 597         entry_str = gtk_entry_get_text(GTK_ENTRY(*pparam->widget));
 598
 599         switch (pparam->type) {
 600         case P_STRING:
 601                 str = (gchar **)pparam->data;
 602                 g_free(*str);
 603                 *str = entry_str[0] ? g_strdup(entry_str) : NULL;
 604                 break;
 605         case P_USHORT:
 606                 *((gushort *)pparam->data) = atoi(entry_str);
 607                 break;
 608         case P_INT:
 609                 *((gint *)pparam->data) = atoi(entry_str);
 610                 break;
 611         default:
 612                 g_warning("Invalid PrefType for GtkEntry widget: %d\n",
 613                           pparam->type);
 614         }
 615 }
 616
 617 void prefs_set_entry(PrefParam *pparam)
 618 {
 619         gchar **str;
 620
 621         g_return_if_fail(*pparam->widget != NULL);
 622
 623         switch (pparam->type) {
 624         case P_STRING:
 625                 str = (gchar **)pparam->data;
 626                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 627                                    *str ? *str : "");
 628                 break;
 629         case P_INT:
 630                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 631                                    itos(*((gint *)pparam->data)));
 632                 break;
 633         case P_USHORT:
 634                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 635                                    itos(*((gushort *)pparam->data)));
 636                 break;
 637         default:
 638                 g_warning("Invalid PrefType for GtkEntry widget: %d\n",
 639                           pparam->type);
 640         }
 641 }
 642
 643 void prefs_set_data_from_text(PrefParam *pparam)
 644 {
 645         gchar **str;
 646         gchar *text, *tp;
 647         gchar *tmp, *tmpp;
 648
 649         g_return_if_fail(*pparam->widget != NULL);
 650
 651         switch (pparam->type) {
 652         case P_STRING:
 653                 str = (gchar **)pparam->data;
 654                 g_free(*str);
 655                 tp = text = gtk_editable_get_chars
 656                         (GTK_EDITABLE(*pparam->widget), 0, -1);
 657                 if (text[0] == '\0') {
 658                         *str = NULL;
 659                         g_free(text);
 660                         break;
 661                 }
 662
 663                 Xalloca(tmpp = tmp, strlen(text) * 2 + 1,
 664                         { *str = NULL; break; });
 665                 while (*tp) {
 666                         if (*tp == '\n') {
 667                                 *tmpp++ = '\\';
 668                                 *tmpp++ = 'n';
 669                                 tp++;
 670                         } else
 671                                 *tmpp++ = *tp++;
 672                 }
 673                 *tmpp = '\0';
 674                 *str = g_strdup(tmp);
 675                 g_free(text);
 676                 break;
 677         default:
 678                 g_warning("Invalid PrefType for GtkText widget: %d\n",
 679                           pparam->type);
 680         }
 681 }
 682
 683 void prefs_set_text(PrefParam *pparam)
 684 {
 685         gchar *buf, *sp, *bufp;
 686         gchar **str;
 687         GtkText *text;
 688
 689         g_return_if_fail(*pparam->widget != NULL);
 690
 691         switch (pparam->type) {
 692         case P_STRING:
 693                 str = (gchar **)pparam->data;
 694                 if (*str) {
 695                         bufp = buf = alloca(strlen(*str) + 1);
 696                         if (!buf) buf = "";
 697                         else {
 698                                 sp = *str;
 699                                 while (*sp) {
 700                                         if (*sp == '\\' && *(sp + 1) == 'n') {
 701                                                 *bufp++ = '\n';
 702                                                 sp += 2;
 703                                         } else
 704                                                 *bufp++ = *sp++;
 705                                 }
 706                                 *bufp = '\0';
 707                         }
 708                 } else
 709                         buf = "";
 710
 711                 text = GTK_TEXT(*pparam->widget);
 712                 gtk_text_set_point(text, 0);
 713                 gtk_text_forward_delete(text, gtk_text_get_length(text));
 714                 gtk_text_set_point(text, 0);
 715                 gtk_text_insert(text, NULL, NULL, NULL, buf, -1);
 716                 break;
 717         default:
 718                 g_warning("Invalid PrefType for GtkText widget: %d\n",
 719                           pparam->type);
 720         }
 721 }
 722
 723 void prefs_set_data_from_toggle(PrefParam *pparam)
 724 {
 725         g_return_if_fail(pparam->type == P_BOOL);
 726         g_return_if_fail(*pparam->widget != NULL);
 727
 728         *((gboolean *)pparam->data) =
 729                 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(*pparam->widget));
 730 }
 731
 732 void prefs_set_toggle(PrefParam *pparam)
 733 {
 734         g_return_if_fail(pparam->type == P_BOOL);
 735         g_return_if_fail(*pparam->widget != NULL);
 736
 737         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(*pparam->widget),
 738                                      *((gboolean *)pparam->data));
 739 }
 740
 741 void prefs_set_data_from_spinbtn(PrefParam *pparam)
 742 {
 743         g_return_if_fail(*pparam->widget != NULL);
 744
 745         switch (pparam->type) {
 746         case P_INT:
 747                 *((gint *)pparam->data) =
 748                         gtk_spin_button_get_value_as_int
 749                         (GTK_SPIN_BUTTON(*pparam->widget));
 750                 break;
 751         case P_USHORT:
 752                 *((gushort *)pparam->data) =
 753                         (gushort)gtk_spin_button_get_value_as_int
 754                         (GTK_SPIN_BUTTON(*pparam->widget));
 755                 break;
 756         default:
 757                 g_warning("Invalid PrefType for GtkSpinButton widget: %d\n",
 758                           pparam->type);
 759         }
 760 }
 761
 762 void prefs_set_spinbtn(PrefParam *pparam)
 763 {
 764         g_return_if_fail(*pparam->widget != NULL);
 765
 766         switch (pparam->type) {
 767         case P_INT:
 768                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(*pparam->widget),
 769                                           (gfloat)*((gint *)pparam->data));
 770                 break;
 771         case P_USHORT:
 772                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(*pparam->widget),
 773                                           (gfloat)*((gushort *)pparam->data));
 774                 break;
 775         default:
 776                 g_warning("Invalid PrefType for GtkSpinButton widget: %d\n",
 777                           pparam->type);
 778         }
 779 }
 780
 781 gboolean prefs_is_readonly(const gchar * path)
 782 {
 783         if (path == NULL)
 784                 return TRUE;
 785
 786         return (access(path, W_OK) != 0 && access(path, F_OK) == 0);
 787 }
 788
 789 gboolean prefs_rc_is_readonly(const gchar * rcfile)
 790 {
 791         gboolean result;
 792         gchar * rcpath;
 793
 794         if (rcfile == NULL)
 795                 return TRUE;
 796
 797         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, rcfile, NULL);
 798         result = prefs_is_readonly(rcpath);
 799         g_free(rcpath);
 800
 801         return result;
 802 }