src/prefs_gtk.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2005 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include <glib.h>
  25 #include <glib/gi18n.h>
  26 #include <gtk/gtk.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <unistd.h>
  31 #include <errno.h>
  32
  33 #include "main.h"
  34 #include "prefs.h"
  35 #include "prefs_gtk.h"
  36 #include "utils.h"
  37 #include "gtkutils.h"
  38 #include "passcrypt.h"
  39 #include "base64.h"
  40 #include "codeconv.h"
  41
  42 #define CL(x)   (((gulong) (x) >> (gulong) 8) & 0xFFUL)
  43 #define RGB_FROM_GDK_COLOR(c) \
  44         ((CL(c.red)   << (gulong) 16) | \
  45          (CL(c.green) << (gulong)  8) | \
  46          (CL(c.blue)))
  47
  48 typedef enum
  49 {
  50         DUMMY_PARAM
  51 } DummyEnum;
  52
  53 void prefs_read_config(PrefParam *param, const gchar *label,
  54                        const gchar *rcfile, const gchar *encoding)
  55 {
  56         FILE *fp;
  57         gchar buf[PREFSBUFSIZE];
  58         gchar *block_label;
  59
  60         g_return_if_fail(param != NULL);
  61         g_return_if_fail(label != NULL);
  62         g_return_if_fail(rcfile != NULL);
  63
  64         debug_print("Reading configuration...\n");
  65
  66         prefs_set_default(param);
  67
  68         if ((fp = g_fopen(rcfile, "rb")) == NULL) {
  69                 if (ENOENT != errno) FILE_OP_ERROR(rcfile, "fopen");
  70                 return;
  71         }
  72
  73         block_label = g_strdup_printf("[%s]", label);
  74
  75         /* search aiming block */
  76         while (fgets(buf, sizeof(buf), fp) != NULL) {
  77                 gint val;
  78
  79                 if (encoding) {
  80                         gchar *conv_str;
  81
  82                         conv_str = conv_codeset_strdup
  83                                 (buf, encoding, CS_INTERNAL);
  84                         if (!conv_str)
  85                                 conv_str = g_strdup(buf);
  86                         val = strncmp
  87                                 (conv_str, block_label, strlen(block_label));
  88                         g_free(conv_str);
  89                 } else
  90                         val = strncmp(buf, block_label, strlen(block_label));
  91                 if (val == 0) {
  92                         debug_print("Found %s\n", block_label);
  93                         break;
  94                 }
  95         }
  96         g_free(block_label);
  97
  98         while (fgets(buf, sizeof(buf), fp) != NULL) {
  99                 strretchomp(buf);
 100                 /* reached next block */
 101                 if (buf[0] == '[') break;
 102
 103                 if (encoding) {
 104                         gchar *conv_str;
 105
 106                         conv_str = conv_codeset_strdup
 107                                 (buf, encoding, CS_INTERNAL);
 108                         if (!conv_str)
 109                                 conv_str = g_strdup(buf);
 110                         prefs_config_parse_one_line(param, conv_str);
 111                         g_free(conv_str);
 112                 } else
 113                         prefs_config_parse_one_line(param, buf);
 114         }
 115
 116         debug_print("Finished reading configuration.\n");
 117         fclose(fp);
 118 }
 119
 120 void prefs_config_parse_one_line(PrefParam *param, const gchar *buf)
 121 {
 122         gint i;
 123         gint name_len;
 124         const gchar *value;
 125         GdkColor color;
 126
 127         for (i = 0; param[i].name != NULL; i++) {
 128                 name_len = strlen(param[i].name);
 129                 if (g_ascii_strncasecmp(buf, param[i].name, name_len))
 130                         continue;
 131                 if (buf[name_len] != '=')
 132                         continue;
 133                 value = buf + name_len + 1;
 134                 /* debug_print("%s = %s\n", param[i].name, value); */
 135
 136                 switch (param[i].type) {
 137                 case P_STRING:
 138                 {
 139                         gchar *tmp;
 140
 141                         tmp = *value ?
 142                                 conv_codeset_strdup(value,
 143                                                     conv_get_locale_charset_str(),
 144                                                     CS_UTF_8)
 145                                 : g_strdup("");
 146                         if (!tmp) {
 147                                 g_warning("failed to convert character set.");
 148                                 tmp = g_strdup(value);
 149                         }
 150                         g_free(*((gchar **)param[i].data));
 151                         *((gchar **)param[i].data) = tmp;
 152                         break;
 153                 }
 154                 case P_INT:
 155                         *((gint *)param[i].data) =
 156                                 (gint)atoi(value);
 157                         break;
 158                 case P_BOOL:
 159                         *((gboolean *)param[i].data) =
 160                                 (*value == '0' || *value == '\0')
 161                                         ? FALSE : TRUE;
 162                         break;
 163                 case P_ENUM:
 164                         *((DummyEnum *)param[i].data) =
 165                                 (DummyEnum)atoi(value);
 166                         break;
 167                 case P_USHORT:
 168                         *((gushort *)param[i].data) =
 169                                 (gushort)atoi(value);
 170                         break;
 171                 case P_COLOR:
 172                         if (gdk_color_parse(value, &color))
 173                                 *((gulong *)param[i].data) = RGB_FROM_GDK_COLOR(color);
 174                         else
 175                                 /* be compatible and accept ints */
 176                                 *((gulong *)param[i].data) = strtoul(value, 0, 10);
 177                         break;
 178                 case P_PASSWORD:
 179                         g_free(*((gchar **)param[i].data));
 180                         if (value[0] == '!') {
 181                                 gchar tmp[1024];
 182                                 gint len;
 183
 184                                 len = base64_decode(tmp, &value[1], strlen(value) - 1);
 185                                 passcrypt_decrypt(tmp, len);
 186                                 tmp[len] = '\0';
 187                                 *((gchar **)param[i].data) =
 188                                         *tmp ? g_strdup(tmp) : NULL;
 189                         } else {
 190                                 *((gchar **)param[i].data) =
 191                                         *value ? g_strdup(value) : NULL;
 192                         }
 193                         break;
 194                 default:
 195                         break;
 196                 }
 197         }
 198 }
 199
 200 #define TRY(func) \
 201 if (!(func)) \
 202 { \
 203         g_warning("failed to write configuration to file\n"); \
 204         if (orig_fp) fclose(orig_fp); \
 205         prefs_file_close_revert(pfile); \
 206         g_free(rcpath); \
 207         g_free(block_label); \
 208         return; \
 209 } \
 210
 211 void prefs_write_config(PrefParam *param, const gchar *label,
 212                         const gchar *rcfile)
 213 {
 214         FILE *orig_fp;
 215         PrefFile *pfile;
 216         gchar *rcpath;
 217         gchar buf[PREFSBUFSIZE];
 218         gchar *block_label = NULL;
 219         gboolean block_matched = FALSE;
 220
 221         g_return_if_fail(param != NULL);
 222         g_return_if_fail(label != NULL);
 223         g_return_if_fail(rcfile != NULL);
 224
 225         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S, rcfile, NULL);
 226         if ((orig_fp = g_fopen(rcpath, "rb")) == NULL) {
 227                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 228         }
 229
 230         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 231                 g_warning("failed to write configuration to file\n");
 232                 if (orig_fp) fclose(orig_fp);
 233                 g_free(rcpath);
 234                 return;
 235         }
 236
 237         block_label = g_strdup_printf("[%s]", label);
 238
 239         /* search aiming block */
 240         if (orig_fp) {
 241                 while (fgets(buf, sizeof(buf), orig_fp) != NULL) {
 242                         gint val;
 243
 244                         val = strncmp(buf, block_label, strlen(block_label));
 245                         if (val == 0) {
 246                                 debug_print("Found %s\n", block_label);
 247                                 block_matched = TRUE;
 248                                 break;
 249                         } else
 250                                 TRY(fputs(buf, pfile->fp) != EOF);
 251                 }
 252         }
 253
 254         TRY(fprintf(pfile->fp, "%s\n", block_label) > 0);
 255         g_free(block_label);
 256         block_label = NULL;
 257
 258         /* write all param data to file */
 259         TRY(prefs_write_param(param, pfile->fp) == 0);
 260
 261         if (block_matched) {
 262                 while (fgets(buf, sizeof(buf), orig_fp) != NULL) {
 263                         /* next block */
 264                         if (buf[0] == '[') {
 265                                 TRY(fputc('\n', pfile->fp) != EOF &&
 266                                     fputs(buf, pfile->fp)  != EOF);
 267                                 break;
 268                         }
 269                 }
 270                 while (fgets(buf, sizeof(buf), orig_fp) != NULL)
 271                         TRY(fputs(buf, pfile->fp) != EOF);
 272         }
 273
 274         if (orig_fp) fclose(orig_fp);
 275         if (prefs_file_close(pfile) < 0)
 276                 g_warning("failed to write configuration to file\n");
 277         g_free(rcpath);
 278
 279         debug_print("Configuration is saved.\n");
 280 }
 281
 282 gint prefs_write_param(PrefParam *param, FILE *fp)
 283 {
 284         gint i;
 285         gchar buf[PREFSBUFSIZE];
 286
 287         for (i = 0; param[i].name != NULL; i++) {
 288                 switch (param[i].type) {
 289                 case P_STRING:
 290                 {
 291                         gchar *tmp = NULL;
 292
 293                         if (*((gchar **)param[i].data)) {
 294                                 tmp = conv_codeset_strdup(*((gchar **)param[i].data),
 295                                                           CS_UTF_8,
 296                                                           conv_get_locale_charset_str());
 297                                 if (!tmp)
 298                                         tmp = g_strdup(*((gchar **)param[i].data));
 299                         }
 300
 301                         g_snprintf(buf, sizeof(buf), "%s=%s\n", param[i].name,
 302                                    tmp ? tmp : "");
 303
 304                         g_free(tmp);
 305                         break;
 306                 }
 307                 case P_INT:
 308                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 309                                    *((gint *)param[i].data));
 310                         break;
 311                 case P_BOOL:
 312                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 313                                    *((gboolean *)param[i].data));
 314                         break;
 315                 case P_ENUM:
 316                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 317                                    *((DummyEnum *)param[i].data));
 318                         break;
 319                 case P_USHORT:
 320                         g_snprintf(buf, sizeof(buf), "%s=%d\n", param[i].name,
 321                                    *((gushort *)param[i].data));
 322                         break;
 323                 case P_COLOR:
 324                         g_snprintf(buf, sizeof buf,  "%s=#%6.6lx\n", param[i].name,
 325                                    *((gulong *) param[i].data));
 326                         break;
 327                 case P_PASSWORD:
 328                         {
 329                                 gchar *tmp = NULL, tmp2[1024] = {0};
 330
 331                                 tmp = *((gchar **)param[i].data);
 332                                 if (tmp) {
 333                                         gint len;
 334
 335                                         tmp = g_strdup(tmp);
 336                                         len = strlen(tmp);
 337                                         passcrypt_encrypt(tmp, len);
 338                                         base64_encode(tmp2, tmp, len);
 339                                         g_free(tmp);
 340                                         tmp = tmp2;
 341                                 }
 342                                 g_snprintf(buf, sizeof(buf), "%s=!%s\n", param[i].name,
 343                                            tmp ?
 344                                            tmp : "");
 345                         }
 346                         break;
 347                 default:
 348                         /* unrecognized, fail */
 349                         debug_print("Unrecognized parameter type\n");
 350                         return -1;
 351                 }
 352
 353                 if (buf[0] != '\0') {
 354                         if (fputs(buf, fp) == EOF) {
 355                                 perror("fputs");
 356                                 return -1;
 357                         }
 358                 }
 359         }
 360
 361         return 0;
 362 }
 363
 364 void prefs_set_default(PrefParam *param)
 365 {
 366         gint i;
 367         GdkColor color;
 368
 369         g_return_if_fail(param != NULL);
 370
 371         for (i = 0; param[i].name != NULL; i++) {
 372                 if (!param[i].data) continue;
 373
 374                 switch (param[i].type) {
 375                 case P_STRING:
 376                 case P_PASSWORD:
 377                         g_free(*((gchar **)param[i].data));
 378                         if (param[i].defval != NULL) {
 379                                 if (!strncasecmp(param[i].defval, "ENV_", 4)) {
 380                                         const gchar *envstr;
 381                                         gchar *tmp;
 382
 383                                         envstr = g_getenv(param[i].defval + 4);
 384                                         tmp = envstr && *envstr ?
 385                                                 conv_codeset_strdup(envstr,
 386                                                                     conv_get_locale_charset_str(),
 387                                                                     CS_UTF_8)
 388                                                 : g_strdup("");
 389                                         if (!tmp) {
 390                                                 g_warning("faild to convert character set.");
 391                                                 tmp = g_strdup(envstr);
 392                                         }
 393                                         *((gchar **)param[i].data) = tmp;
 394                                 } else if (param[i].defval[0] == '~')
 395                                         *((gchar **)param[i].data) =
 396                                                 g_strconcat(get_home_dir(),
 397                                                             param[i].defval + 1,
 398                                                             NULL);
 399                                 else if (param[i].defval[0] != '\0')
 400                                         *((gchar **)param[i].data) =
 401                                                 g_strdup(param[i].defval);
 402                                 else
 403                                         *((gchar **)param[i].data) = NULL;
 404                         } else
 405                                 *((gchar **)param[i].data) = NULL;
 406                         break;
 407                 case P_INT:
 408                         if (param[i].defval != NULL)
 409                                 *((gint *)param[i].data) =
 410                                         (gint)atoi(param[i].defval);
 411                         else
 412                                 *((gint *)param[i].data) = 0;
 413                         break;
 414                 case P_BOOL:
 415                         if (param[i].defval != NULL) {
 416                                 if (!g_ascii_strcasecmp(param[i].defval, "TRUE"))
 417                                         *((gboolean *)param[i].data) = TRUE;
 418                                 else
 419                                         *((gboolean *)param[i].data) =
 420                                                 atoi(param[i].defval) ? TRUE : FALSE;
 421                         } else
 422                                 *((gboolean *)param[i].data) = FALSE;
 423                         break;
 424                 case P_ENUM:
 425                         if (param[i].defval != NULL)
 426                                 *((DummyEnum*)param[i].data) =
 427                                         (DummyEnum)atoi(param[i].defval);
 428                         else
 429                                 *((DummyEnum *)param[i].data) = 0;
 430                         break;
 431                 case P_USHORT:
 432                         if (param[i].defval != NULL)
 433                                 *((gushort *)param[i].data) =
 434                                         (gushort)atoi(param[i].defval);
 435                         else
 436                                 *((gushort *)param[i].data) = 0;
 437                         break;
 438                 case P_COLOR:
 439                         if (param[i].defval != NULL && gdk_color_parse(param[i].defval, &color))
 440                                 *((gulong *)param[i].data) =
 441                                         RGB_FROM_GDK_COLOR(color);
 442                         else if (param[i].defval)
 443                                 /* be compatible and accept ints */
 444                                 *((gulong *)param[i].data) = strtoul(param[i].defval, 0, 10);
 445                         else
 446                                 *((gulong *)param[i].data) = 0;
 447                         break;
 448                 default:
 449                         break;
 450                 }
 451         }
 452 }
 453
 454 void prefs_free(PrefParam *param)
 455 {
 456         gint i;
 457
 458         g_return_if_fail(param != NULL);
 459
 460         for (i = 0; param[i].name != NULL; i++) {
 461                 if (!param[i].data) continue;
 462
 463                 switch (param[i].type) {
 464                 case P_STRING:
 465                 case P_PASSWORD:
 466                         g_free(*((gchar **)param[i].data));
 467                         break;
 468                 default:
 469                         break;
 470                 }
 471         }
 472 }
 473
 474 void prefs_dialog_create(PrefsDialog *dialog)
 475 {
 476         GtkWidget *window;
 477         GtkWidget *vbox;
 478         GtkWidget *notebook;
 479
 480         GtkWidget *confirm_area;
 481         GtkWidget *ok_btn;
 482         GtkWidget *cancel_btn;
 483         GtkWidget *apply_btn;
 484
 485         g_return_if_fail(dialog != NULL);
 486
 487         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 488         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 489         gtk_window_set_position (GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 490         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 491         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 492
 493         vbox = gtk_vbox_new (FALSE, 6);
 494         gtk_widget_show(vbox);
 495         gtk_container_add (GTK_CONTAINER (window), vbox);
 496
 497         notebook = gtk_notebook_new ();
 498         gtk_widget_show(notebook);
 499         gtk_box_pack_start (GTK_BOX (vbox), notebook, TRUE, TRUE, 0);
 500         gtk_container_set_border_width (GTK_CONTAINER (notebook), 2);
 501         /* GTK_WIDGET_UNSET_FLAGS (notebook, GTK_CAN_FOCUS); */
 502         gtk_notebook_set_scrollable (GTK_NOTEBOOK (notebook), TRUE);
 503
 504         gtk_notebook_popup_enable (GTK_NOTEBOOK (notebook));
 505
 506         gtkut_stock_button_set_create(&confirm_area,
 507                                       &ok_btn, GTK_STOCK_OK,
 508                                       &cancel_btn, GTK_STOCK_CANCEL,
 509                                       &apply_btn, GTK_STOCK_APPLY);
 510         gtk_widget_show(confirm_area);
 511         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 512         gtk_widget_grab_default(ok_btn);
 513
 514         dialog->window     = window;
 515         dialog->notebook   = notebook;
 516         dialog->ok_btn     = ok_btn;
 517         dialog->cancel_btn = cancel_btn;
 518         dialog->apply_btn  = apply_btn;
 519 }
 520
 521 void prefs_dialog_destroy(PrefsDialog *dialog)
 522 {
 523         gtk_widget_destroy(dialog->window);
 524         dialog->window     = NULL;
 525         dialog->notebook   = NULL;
 526         dialog->ok_btn     = NULL;
 527         dialog->cancel_btn = NULL;
 528         dialog->apply_btn  = NULL;
 529 }
 530
 531 void prefs_button_toggled(GtkToggleButton *toggle_btn, GtkWidget *widget)
 532 {
 533         gboolean is_active;
 534
 535         is_active = gtk_toggle_button_get_active(toggle_btn);
 536         gtk_widget_set_sensitive(widget, is_active);
 537 }
 538
 539 void prefs_set_dialog(PrefParam *param)
 540 {
 541         gint i;
 542
 543         for (i = 0; param[i].name != NULL; i++) {
 544                 if (param[i].widget_set_func)
 545                         param[i].widget_set_func(&param[i]);
 546         }
 547 }
 548
 549 void prefs_set_data_from_dialog(PrefParam *param)
 550 {
 551         gint i;
 552
 553         for (i = 0; param[i].name != NULL; i++) {
 554                 if (param[i].data_set_func)
 555                         param[i].data_set_func(&param[i]);
 556         }
 557 }
 558
 559 void prefs_set_dialog_to_default(PrefParam *param)
 560 {
 561         gint       i;
 562         PrefParam  tmpparam;
 563         gchar     *str_data = NULL;
 564         gint       int_data;
 565         gushort    ushort_data;
 566         gboolean   bool_data;
 567         DummyEnum  enum_data;
 568
 569         for (i = 0; param[i].name != NULL; i++) {
 570                 if (!param[i].widget_set_func) continue;
 571
 572                 tmpparam = param[i];
 573
 574                 switch (tmpparam.type) {
 575                 case P_STRING:
 576                 case P_PASSWORD:
 577                         if (tmpparam.defval) {
 578                                 if (!g_ascii_strncasecmp(tmpparam.defval, "ENV_", 4)) {
 579                                         str_data = g_strdup(g_getenv(param[i].defval + 4));
 580                                         tmpparam.data = &str_data;
 581                                         break;
 582                                 } else if (tmpparam.defval[0] == '~') {
 583                                         str_data =
 584                                                 g_strconcat(get_home_dir(),
 585                                                             param[i].defval + 1,
 586                                                             NULL);
 587                                         tmpparam.data = &str_data;
 588                                         break;
 589                                 }
 590                         }
 591                         tmpparam.data = &tmpparam.defval;
 592                         break;
 593                 case P_INT:
 594                         if (tmpparam.defval)
 595                                 int_data = atoi(tmpparam.defval);
 596                         else
 597                                 int_data = 0;
 598                         tmpparam.data = &int_data;
 599                         break;
 600                 case P_USHORT:
 601                         if (tmpparam.defval)
 602                                 ushort_data = atoi(tmpparam.defval);
 603                         else
 604                                 ushort_data = 0;
 605                         tmpparam.data = &ushort_data;
 606                         break;
 607                 case P_BOOL:
 608                         if (tmpparam.defval) {
 609                                 if (!g_ascii_strcasecmp(tmpparam.defval, "TRUE"))
 610                                         bool_data = TRUE;
 611                                 else
 612                                         bool_data = atoi(tmpparam.defval)
 613                                                 ? TRUE : FALSE;
 614                         } else
 615                                 bool_data = FALSE;
 616                         tmpparam.data = &bool_data;
 617                         break;
 618                 case P_ENUM:
 619                         if (tmpparam.defval)
 620                                 enum_data = (DummyEnum)atoi(tmpparam.defval);
 621                         else
 622                                 enum_data = 0;
 623                         tmpparam.data = &enum_data;
 624                         break;
 625                 case P_OTHER:
 626                 default:
 627                         break;
 628                 }
 629                 tmpparam.widget_set_func(&tmpparam);
 630                 g_free(str_data);
 631                 str_data = NULL;
 632         }
 633 }
 634
 635 void prefs_set_data_from_entry(PrefParam *pparam)
 636 {
 637         gchar **str;
 638         const gchar *entry_str;
 639
 640         g_return_if_fail(*pparam->widget != NULL);
 641
 642         entry_str = gtk_entry_get_text(GTK_ENTRY(*pparam->widget));
 643
 644         switch (pparam->type) {
 645         case P_STRING:
 646         case P_PASSWORD:
 647                 str = (gchar **)pparam->data;
 648                 g_free(*str);
 649                 *str = entry_str[0] ? g_strdup(entry_str) : NULL;
 650                 break;
 651         case P_USHORT:
 652                 *((gushort *)pparam->data) = atoi(entry_str);
 653                 break;
 654         case P_INT:
 655                 *((gint *)pparam->data) = atoi(entry_str);
 656                 break;
 657         default:
 658                 g_warning("Invalid PrefType for GtkEntry widget: %d\n",
 659                           pparam->type);
 660         }
 661 }
 662
 663 void prefs_set_entry(PrefParam *pparam)
 664 {
 665         gchar **str;
 666
 667         g_return_if_fail(*pparam->widget != NULL);
 668
 669         switch (pparam->type) {
 670         case P_STRING:
 671         case P_PASSWORD:
 672                 str = (gchar **)pparam->data;
 673                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 674                                    *str ? *str : "");
 675                 break;
 676         case P_INT:
 677                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 678                                    itos(*((gint *)pparam->data)));
 679                 break;
 680         case P_USHORT:
 681                 gtk_entry_set_text(GTK_ENTRY(*pparam->widget),
 682                                    itos(*((gushort *)pparam->data)));
 683                 break;
 684         default:
 685                 g_warning("Invalid PrefType for GtkEntry widget: %d\n",
 686                           pparam->type);
 687         }
 688 }
 689
 690 void prefs_set_data_from_text(PrefParam *pparam)
 691 {
 692         gchar **str;
 693         gchar *text = NULL, *tp = NULL;
 694         gchar *tmp, *tmpp;
 695
 696         g_return_if_fail(*pparam->widget != NULL);
 697
 698         switch (pparam->type) {
 699         case P_STRING:
 700         case P_PASSWORD:
 701                 str = (gchar **)pparam->data;
 702                 g_free(*str);
 703                 if (GTK_IS_EDITABLE(*pparam->widget)) {   /* need? */
 704                         tp = text = gtk_editable_get_chars
 705                                         (GTK_EDITABLE(*pparam->widget), 0, -1);
 706                 } else if (GTK_IS_TEXT_VIEW(*pparam->widget)) {
 707                         GtkTextView *textview = GTK_TEXT_VIEW(*pparam->widget);
 708                         GtkTextBuffer *buffer = gtk_text_view_get_buffer(textview);
 709                         GtkTextIter start, end;
 710                         gtk_text_buffer_get_start_iter(buffer, &start);
 711                         gtk_text_buffer_get_iter_at_offset(buffer, &end, -1);
 712                         tp = text = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
 713                 }
 714
 715                 g_return_if_fail (tp && text);
 716
 717                 if (text[0] == '\0') {
 718                         *str = NULL;
 719                         g_free(text);
 720                         break;
 721                 }
 722
 723                 Xalloca(tmpp = tmp, strlen(text) * 2 + 1,
 724                         { *str = NULL; break; });
 725                 while (*tp) {
 726                         if (*tp == '\n') {
 727                                 *tmpp++ = '\\';
 728                                 *tmpp++ = 'n';
 729                                 tp++;
 730                         } else
 731                                 *tmpp++ = *tp++;
 732                 }
 733                 *tmpp = '\0';
 734                 *str = g_strdup(tmp);
 735                 g_free(text);
 736                 break;
 737         default:
 738                 g_warning("Invalid PrefType for GtkText widget: %d\n",
 739                           pparam->type);
 740         }
 741 }
 742
 743 void prefs_set_text(PrefParam *pparam)
 744 {
 745         gchar *buf, *sp, *bufp;
 746         gchar **str;
 747         GtkTextView *text;
 748         GtkTextBuffer *buffer;
 749         GtkTextIter iter;
 750
 751         g_return_if_fail(*pparam->widget != NULL);
 752
 753         switch (pparam->type) {
 754         case P_STRING:
 755         case P_PASSWORD:
 756                 str = (gchar **)pparam->data;
 757                 if (*str) {
 758                         bufp = buf = alloca(strlen(*str) + 1);
 759                         if (!buf) buf = "";
 760                         else {
 761                                 sp = *str;
 762                                 while (*sp) {
 763                                         if (*sp == '\\' && *(sp + 1) == 'n') {
 764                                                 *bufp++ = '\n';
 765                                                 sp += 2;
 766                                         } else
 767                                                 *bufp++ = *sp++;
 768                                 }
 769                                 *bufp = '\0';
 770                         }
 771                 } else
 772                         buf = "";
 773
 774                 text = GTK_TEXT_VIEW(*pparam->widget);
 775                 buffer = gtk_text_view_get_buffer(text);
 776                 gtk_text_buffer_set_text(buffer, "", -1);
 777                 gtk_text_buffer_get_start_iter(buffer, &iter);
 778                 gtk_text_buffer_insert(buffer, &iter, buf, -1);
 779                 break;
 780         default:
 781                 g_warning("Invalid PrefType for GtkTextView widget: %d\n",
 782                           pparam->type);
 783         }
 784 }
 785
 786 void prefs_set_data_from_toggle(PrefParam *pparam)
 787 {
 788         g_return_if_fail(pparam->type == P_BOOL);
 789         g_return_if_fail(*pparam->widget != NULL);
 790
 791         *((gboolean *)pparam->data) =
 792                 gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(*pparam->widget));
 793 }
 794
 795 void prefs_set_toggle(PrefParam *pparam)
 796 {
 797         g_return_if_fail(pparam->type == P_BOOL);
 798         g_return_if_fail(*pparam->widget != NULL);
 799
 800         gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(*pparam->widget),
 801                                      *((gboolean *)pparam->data));
 802 }
 803
 804 void prefs_set_data_from_spinbtn(PrefParam *pparam)
 805 {
 806         g_return_if_fail(*pparam->widget != NULL);
 807
 808         switch (pparam->type) {
 809         case P_INT:
 810                 *((gint *)pparam->data) =
 811                         gtk_spin_button_get_value_as_int
 812                         (GTK_SPIN_BUTTON(*pparam->widget));
 813                 break;
 814         case P_USHORT:
 815                 *((gushort *)pparam->data) =
 816                         (gushort)gtk_spin_button_get_value_as_int
 817                         (GTK_SPIN_BUTTON(*pparam->widget));
 818                 break;
 819         default:
 820                 g_warning("Invalid PrefType for GtkSpinButton widget: %d\n",
 821                           pparam->type);
 822         }
 823 }
 824
 825 void prefs_set_spinbtn(PrefParam *pparam)
 826 {
 827         g_return_if_fail(*pparam->widget != NULL);
 828
 829         switch (pparam->type) {
 830         case P_INT:
 831                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(*pparam->widget),
 832                                           (gfloat)*((gint *)pparam->data));
 833                 break;
 834         case P_USHORT:
 835                 gtk_spin_button_set_value(GTK_SPIN_BUTTON(*pparam->widget),
 836                                           (gfloat)*((gushort *)pparam->data));
 837                 break;
 838         default:
 839                 g_warning("Invalid PrefType for GtkSpinButton widget: %d\n",
 840                           pparam->type);
 841         }
 842 }
 843
 844 static GSList *prefs_pages = NULL;
 845
 846 void prefs_gtk_open(void)
 847 {
 848         prefswindow_open(_("Preferences"), prefs_pages, NULL);
 849 }
 850
 851 void prefs_gtk_register_page(PrefsPage *page)
 852 {
 853         prefs_pages = g_slist_append(prefs_pages, page);
 854 }
 855
 856 void prefs_gtk_unregister_page(PrefsPage *page)
 857 {
 858         prefs_pages = g_slist_remove(prefs_pages, page);
 859 }