src/prefs_customheader.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 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 "defs.h"
  25
  26 #include <glib.h>
  27 #include <gtk/gtk.h>
  28 #include <gdk/gdkkeysyms.h>
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <errno.h>
  33
  34 #include "intl.h"
  35 #include "main.h"
  36 #include "prefs_gtk.h"
  37 #include "prefs_customheader.h"
  38 #include "prefs_common.h"
  39 #include "prefs_account.h"
  40 #include "mainwindow.h"
  41 #include "foldersel.h"
  42 #include "manage_window.h"
  43 #include "customheader.h"
  44 #include "folder.h"
  45 #include "utils.h"
  46 #include "gtkutils.h"
  47 #include "alertpanel.h"
  48
  49 static struct CustomHdr {
  50         GtkWidget *window;
  51
  52         GtkWidget *ok_btn;
  53         GtkWidget *cancel_btn;
  54
  55         GtkWidget *hdr_combo;
  56         GtkWidget *hdr_entry;
  57         GtkWidget *val_entry;
  58         GtkWidget *customhdr_clist;
  59 } customhdr;
  60
  61 /* widget creating functions */
  62 static void prefs_custom_header_create  (void);
  63
  64 static void prefs_custom_header_set_dialog      (PrefsAccount *ac);
  65 static void prefs_custom_header_set_list        (PrefsAccount *ac);
  66 static gint prefs_custom_header_clist_set_row   (PrefsAccount *ac,
  67                                                  gint          row);
  68
  69 /* callback functions */
  70 static void prefs_custom_header_add_cb          (void);
  71 static void prefs_custom_header_delete_cb       (void);
  72 static void prefs_custom_header_up              (void);
  73 static void prefs_custom_header_down            (void);
  74 static void prefs_custom_header_select          (GtkCList       *clist,
  75                                                  gint            row,
  76                                                  gint            column,
  77                                                  GdkEvent       *event);
  78
  79 static void prefs_custom_header_row_moved       (GtkCList       *clist,
  80                                                  gint            source_row,
  81                                                  gint            dest_row,
  82                                                  gpointer        data);
  83
  84 static void prefs_custom_header_key_pressed     (GtkWidget      *widget,
  85                                                  GdkEventKey    *event,
  86                                                  gpointer        data);
  87 static void prefs_custom_header_ok              (void);
  88 static void prefs_custom_header_cancel          (void);
  89 static gint prefs_custom_header_deleted         (GtkWidget      *widget,
  90                                                  GdkEventAny    *event,
  91                                                  gpointer        data);
  92
  93 static PrefsAccount *cur_ac = NULL;
  94
  95 void prefs_custom_header_open(PrefsAccount *ac)
  96 {
  97         if (!customhdr.window) {
  98                 prefs_custom_header_create();
  99         }
 100
 101         manage_window_set_transient(GTK_WINDOW(customhdr.window));
 102         gtk_widget_grab_focus(customhdr.ok_btn);
 103
 104         prefs_custom_header_set_dialog(ac);
 105
 106         cur_ac = ac;
 107
 108         gtk_widget_show(customhdr.window);
 109 }
 110
 111 static void prefs_custom_header_create(void)
 112 {
 113         GtkWidget *window;
 114         GtkWidget *vbox;
 115
 116         GtkWidget *ok_btn;
 117         GtkWidget *cancel_btn;
 118
 119         GtkWidget *confirm_area;
 120
 121         GtkWidget *vbox1;
 122
 123         GtkWidget *table1;
 124         GtkWidget *hdr_label;
 125         GtkWidget *hdr_combo;
 126         GtkWidget *val_label;
 127         GtkWidget *val_entry;
 128
 129         GtkWidget *reg_hbox;
 130         GtkWidget *btn_hbox;
 131         GtkWidget *arrow;
 132         GtkWidget *add_btn;
 133         GtkWidget *del_btn;
 134
 135         GtkWidget *ch_hbox;
 136         GtkWidget *ch_scrolledwin;
 137         GtkWidget *customhdr_clist;
 138
 139         GtkWidget *btn_vbox;
 140         GtkWidget *up_btn;
 141         GtkWidget *down_btn;
 142
 143         gchar *title[1];
 144
 145         debug_print("Creating custom header setting window...\n");
 146
 147         window = gtk_window_new (GTK_WINDOW_DIALOG);
 148         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 149         gtk_window_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 150         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 151         gtk_window_set_policy (GTK_WINDOW (window), FALSE, TRUE, FALSE);
 152
 153         vbox = gtk_vbox_new (FALSE, 6);
 154         gtk_widget_show (vbox);
 155         gtk_container_add (GTK_CONTAINER (window), vbox);
 156
 157         gtkut_button_set_create(&confirm_area, &ok_btn, _("OK"),
 158                                 &cancel_btn, _("Cancel"), NULL, NULL);
 159         gtk_widget_show (confirm_area);
 160         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 161         gtk_widget_grab_default (ok_btn);
 162
 163         gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
 164         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 165         gtk_signal_connect (GTK_OBJECT(window), "delete_event",
 166                             GTK_SIGNAL_FUNC(prefs_custom_header_deleted),
 167                             NULL);
 168         gtk_signal_connect (GTK_OBJECT(window), "key_press_event",
 169                             GTK_SIGNAL_FUNC(prefs_custom_header_key_pressed),
 170                             NULL);
 171         gtk_signal_connect (GTK_OBJECT(ok_btn), "clicked",
 172                             GTK_SIGNAL_FUNC(prefs_custom_header_ok), NULL);
 173         gtk_signal_connect (GTK_OBJECT(cancel_btn), "clicked",
 174                             GTK_SIGNAL_FUNC(prefs_custom_header_cancel), NULL);
 175
 176         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 177         gtk_widget_show (vbox1);
 178         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 179         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 180
 181         table1 = gtk_table_new (2, 2, FALSE);
 182         gtk_widget_show (table1);
 183         gtk_box_pack_start (GTK_BOX (vbox1), table1,
 184                             FALSE, FALSE, 0);
 185         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 186         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 187
 188         hdr_label = gtk_label_new (_("Header"));
 189         gtk_widget_show (hdr_label);
 190         gtk_table_attach (GTK_TABLE (table1), hdr_label, 0, 1, 0, 1,
 191                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 192                           0, 0, 0);
 193         gtk_misc_set_alignment (GTK_MISC (hdr_label), 0, 0.5);
 194
 195         hdr_combo = gtk_combo_new ();
 196         gtk_widget_show (hdr_combo);
 197         gtk_table_attach (GTK_TABLE (table1), hdr_combo, 0, 1, 1, 2,
 198                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 199                           0, 0, 0);
 200         gtk_widget_set_usize (hdr_combo, 150, -1);
 201         gtkut_combo_set_items (GTK_COMBO (hdr_combo),
 202                                "User-Agent", "X-Face", "X-Operating-System",
 203                                NULL);
 204
 205         val_label = gtk_label_new (_("Value"));
 206         gtk_widget_show (val_label);
 207         gtk_table_attach (GTK_TABLE (table1), val_label, 1, 2, 0, 1,
 208                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 209                           0, 0, 0);
 210         gtk_misc_set_alignment (GTK_MISC (val_label), 0, 0.5);
 211
 212         val_entry = gtk_entry_new ();
 213         gtk_widget_show (val_entry);
 214         gtk_table_attach (GTK_TABLE (table1), val_entry, 1, 2, 1, 2,
 215                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 216                           0, 0, 0);
 217         gtk_widget_set_usize (val_entry, 200, -1);
 218
 219         /* add / delete */
 220
 221         reg_hbox = gtk_hbox_new (FALSE, 4);
 222         gtk_widget_show (reg_hbox);
 223         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 224
 225         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 226         gtk_widget_show (arrow);
 227         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 228         gtk_widget_set_usize (arrow, -1, 16);
 229
 230         btn_hbox = gtk_hbox_new (TRUE, 4);
 231         gtk_widget_show (btn_hbox);
 232         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 233
 234         add_btn = gtk_button_new_with_label (_("Add"));
 235         gtk_widget_show (add_btn);
 236         gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
 237         gtk_signal_connect (GTK_OBJECT (add_btn), "clicked",
 238                             GTK_SIGNAL_FUNC (prefs_custom_header_add_cb),
 239                             NULL);
 240
 241         del_btn = gtk_button_new_with_label (_(" Delete "));
 242         gtk_widget_show (del_btn);
 243         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 244         gtk_signal_connect (GTK_OBJECT (del_btn), "clicked",
 245                             GTK_SIGNAL_FUNC (prefs_custom_header_delete_cb),
 246                             NULL);
 247
 248
 249         ch_hbox = gtk_hbox_new (FALSE, 8);
 250         gtk_widget_show (ch_hbox);
 251         gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
 252
 253         ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 254         gtk_widget_set_usize (ch_scrolledwin, -1, 200);
 255         gtk_widget_show (ch_scrolledwin);
 256         gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
 257         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
 258                                         GTK_POLICY_AUTOMATIC,
 259                                         GTK_POLICY_AUTOMATIC);
 260
 261         title[0] = _("Current custom headers");
 262         customhdr_clist = gtk_clist_new_with_titles(1, title);
 263         gtk_widget_show (customhdr_clist);
 264         gtk_container_add (GTK_CONTAINER (ch_scrolledwin), customhdr_clist);
 265         gtk_clist_set_column_width (GTK_CLIST (customhdr_clist), 0, 80);
 266         gtk_clist_set_selection_mode (GTK_CLIST (customhdr_clist),
 267                                       GTK_SELECTION_BROWSE);
 268         gtk_clist_set_reorderable (GTK_CLIST (customhdr_clist), TRUE);
 269         gtk_clist_set_use_drag_icons (GTK_CLIST (customhdr_clist), FALSE);
 270         GTK_WIDGET_UNSET_FLAGS (GTK_CLIST (customhdr_clist)->column[0].button,
 271                                 GTK_CAN_FOCUS);
 272         gtk_signal_connect (GTK_OBJECT (customhdr_clist), "select_row",
 273                             GTK_SIGNAL_FUNC (prefs_custom_header_select),
 274                             NULL);
 275         gtk_signal_connect_after
 276                 (GTK_OBJECT (customhdr_clist), "row_move",
 277                  GTK_SIGNAL_FUNC (prefs_custom_header_row_moved), NULL);
 278
 279         btn_vbox = gtk_vbox_new (FALSE, 8);
 280         gtk_widget_show (btn_vbox);
 281         gtk_box_pack_start (GTK_BOX (ch_hbox), btn_vbox, FALSE, FALSE, 0);
 282
 283         up_btn = gtk_button_new_with_label (_("Up"));
 284         gtk_widget_show (up_btn);
 285         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 286         gtk_signal_connect (GTK_OBJECT (up_btn), "clicked",
 287                             GTK_SIGNAL_FUNC (prefs_custom_header_up), NULL);
 288
 289         down_btn = gtk_button_new_with_label (_("Down"));
 290         gtk_widget_show (down_btn);
 291         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 292         gtk_signal_connect (GTK_OBJECT (down_btn), "clicked",
 293                             GTK_SIGNAL_FUNC (prefs_custom_header_down), NULL);
 294
 295         gtk_widget_show_all(window);
 296
 297         customhdr.window     = window;
 298         customhdr.ok_btn     = ok_btn;
 299         customhdr.cancel_btn = cancel_btn;
 300
 301         customhdr.hdr_combo  = hdr_combo;
 302         customhdr.hdr_entry  = GTK_COMBO (hdr_combo)->entry;
 303         customhdr.val_entry  = val_entry;
 304
 305         customhdr.customhdr_clist   = customhdr_clist;
 306 }
 307
 308 void prefs_custom_header_read_config(PrefsAccount *ac)
 309 {
 310         gchar *rcpath;
 311         FILE *fp;
 312         gchar buf[PREFSBUFSIZE];
 313         CustomHeader *ch;
 314
 315         debug_print("Reading custom header configuration...\n");
 316
 317         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 318                              CUSTOM_HEADER_RC, NULL);
 319         if ((fp = fopen(rcpath, "rb")) == NULL) {
 320                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 321                 g_free(rcpath);
 322                 ac->customhdr_list = NULL;
 323                 return;
 324         }
 325         g_free(rcpath);
 326
 327         /* remove all previous headers list */
 328         while (ac->customhdr_list != NULL) {
 329                 ch = (CustomHeader *)ac->customhdr_list->data;
 330                 custom_header_free(ch);
 331                 ac->customhdr_list = g_slist_remove(ac->customhdr_list, ch);
 332         }
 333
 334         while (fgets(buf, sizeof(buf), fp) != NULL) {
 335                 ch = custom_header_read_str(buf);
 336                 if (ch) {
 337                         if (ch->account_id == ac->account_id) {
 338                                 ac->customhdr_list =
 339                                         g_slist_append(ac->customhdr_list, ch);
 340                         } else
 341                                 custom_header_free(ch);
 342                 }
 343         }
 344
 345         fclose(fp);
 346 }
 347
 348 void prefs_custom_header_write_config(PrefsAccount *ac)
 349 {
 350         gchar *rcpath;
 351         PrefFile *pfile;
 352         GSList *cur;
 353         gchar buf[PREFSBUFSIZE];
 354         FILE * fp;
 355         CustomHeader *ch;
 356
 357         GSList *all_hdrs = NULL;
 358
 359         debug_print("Writing custom header configuration...\n");
 360
 361         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 362                              CUSTOM_HEADER_RC, NULL);
 363
 364         if ((fp = fopen(rcpath, "rb")) == NULL) {
 365                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 366         } else {
 367                 all_hdrs = NULL;
 368
 369                 while (fgets(buf, sizeof(buf), fp) != NULL) {
 370                         ch = custom_header_read_str(buf);
 371                         if (ch) {
 372                                 if (ch->account_id != ac->account_id)
 373                                         all_hdrs =
 374                                                 g_slist_append(all_hdrs, ch);
 375                                 else
 376                                         custom_header_free(ch);
 377                         }
 378                 }
 379
 380                 fclose(fp);
 381         }
 382
 383         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 384                 g_warning("failed to write configuration to file\n");
 385                 g_free(rcpath);
 386                 return;
 387         }
 388
 389         for (cur = all_hdrs; cur != NULL; cur = cur->next) {
 390                 CustomHeader *hdr = (CustomHeader *)cur->data;
 391                 gchar *chstr;
 392
 393                 chstr = custom_header_get_str(hdr);
 394                 if (fputs(chstr, pfile->fp) == EOF ||
 395                     fputc('\n', pfile->fp) == EOF) {
 396                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 397                         prefs_file_close_revert(pfile);
 398                         g_free(rcpath);
 399                         g_free(chstr);
 400                         return;
 401                 }
 402                 g_free(chstr);
 403         }
 404
 405         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 406                 CustomHeader *hdr = (CustomHeader *)cur->data;
 407                 gchar *chstr;
 408
 409                 chstr = custom_header_get_str(hdr);
 410                 if (fputs(chstr, pfile->fp) == EOF ||
 411                     fputc('\n', pfile->fp) == EOF) {
 412                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 413                         prefs_file_close_revert(pfile);
 414                         g_free(rcpath);
 415                         g_free(chstr);
 416                         return;
 417                 }
 418                 g_free(chstr);
 419         }
 420
 421         g_free(rcpath);
 422
 423         while (all_hdrs != NULL) {
 424                 ch = (CustomHeader *)all_hdrs->data;
 425                 custom_header_free(ch);
 426                 all_hdrs = g_slist_remove(all_hdrs, ch);
 427         }
 428
 429         if (prefs_file_close(pfile) < 0) {
 430                 g_warning("failed to write configuration to file\n");
 431                 return;
 432         }
 433 }
 434
 435 static void prefs_custom_header_set_dialog(PrefsAccount *ac)
 436 {
 437         GtkCList *clist = GTK_CLIST(customhdr.customhdr_clist);
 438         GSList *cur;
 439         gchar *ch_str[1];
 440         gint row;
 441
 442         gtk_clist_freeze(clist);
 443         gtk_clist_clear(clist);
 444
 445         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 446                 CustomHeader *ch = (CustomHeader *)cur->data;
 447
 448                 ch_str[0] = g_strdup_printf("%s: %s", ch->name,
 449                                             ch->value ? ch->value : "");
 450                 row = gtk_clist_append(clist, ch_str);
 451                 gtk_clist_set_row_data(clist, row, ch);
 452
 453                 g_free(ch_str[0]);
 454         }
 455
 456         gtk_clist_thaw(clist);
 457 }
 458
 459 static void prefs_custom_header_set_list(PrefsAccount *ac)
 460 {
 461         gint row = 0;
 462         CustomHeader *ch;
 463
 464         g_slist_free(ac->customhdr_list);
 465         ac->customhdr_list = NULL;
 466
 467         while ((ch = gtk_clist_get_row_data
 468                 (GTK_CLIST(customhdr.customhdr_clist), row)) != NULL) {
 469                 ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
 470                 row++;
 471         }
 472 }
 473
 474 static gint prefs_custom_header_clist_set_row(PrefsAccount *ac, gint row)
 475 {
 476         GtkCList *clist = GTK_CLIST(customhdr.customhdr_clist);
 477         CustomHeader *ch;
 478         gchar *entry_text;
 479         gchar *ch_str[1];
 480
 481         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 482         if (entry_text[0] == '\0') {
 483                 alertpanel_error(_("Header name is not set."));
 484                 return -1;
 485         }
 486         if (!custom_header_is_allowed(entry_text)) {
 487                 alertpanel_error(_("This Header name is not allowed as a custom header."));
 488                 return -1;
 489         }
 490
 491         ch = g_new0(CustomHeader, 1);
 492
 493         ch->account_id = ac->account_id;
 494
 495         ch->name = g_strdup(entry_text);
 496         unfold_line(ch->name);
 497         g_strstrip(ch->name);
 498         gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
 499
 500         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
 501         if (entry_text[0] != '\0') {
 502                 ch->value = g_strdup(entry_text);
 503                 unfold_line(ch->value);
 504                 g_strstrip(ch->value);
 505                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
 506         }
 507
 508         ch_str[0] = g_strdup_printf("%s: %s", ch->name,
 509                                     ch->value ? ch->value : "");
 510
 511         if (row < 0)
 512                 row = gtk_clist_append(clist, ch_str);
 513         else {
 514                 CustomHeader *tmp_ch;
 515
 516                 gtk_clist_set_text(clist, row, 0, ch_str[0]);
 517                 tmp_ch = gtk_clist_get_row_data(clist, row);
 518                 if (tmp_ch)
 519                         custom_header_free(tmp_ch);
 520         }
 521
 522         gtk_clist_set_row_data(clist, row, ch);
 523
 524         g_free(ch_str[0]);
 525
 526         prefs_custom_header_set_list(cur_ac);
 527
 528         return row;
 529 }
 530
 531 static void prefs_custom_header_add_cb(void)
 532 {
 533         prefs_custom_header_clist_set_row(cur_ac, -1);
 534 }
 535
 536 static void prefs_custom_header_delete_cb(void)
 537 {
 538         GtkCList *clist = GTK_CLIST(customhdr.customhdr_clist);
 539         CustomHeader *ch;
 540         gint row;
 541
 542         if (!clist->selection) return;
 543         row = GPOINTER_TO_INT(clist->selection->data);
 544
 545         if (alertpanel(_("Delete header"),
 546                        _("Do you really want to delete this header?"),
 547                        _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 548                 return;
 549
 550         ch = gtk_clist_get_row_data(clist, row);
 551         custom_header_free(ch);
 552         gtk_clist_remove(clist, row);
 553         cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
 554 }
 555
 556 static void prefs_custom_header_up(void)
 557 {
 558         GtkCList *clist = GTK_CLIST(customhdr.customhdr_clist);
 559         gint row;
 560
 561         if (!clist->selection) return;
 562
 563         row = GPOINTER_TO_INT(clist->selection->data);
 564         if (row > 0)
 565                 gtk_clist_row_move(clist, row, row - 1);
 566 }
 567
 568 static void prefs_custom_header_down(void)
 569 {
 570         GtkCList *clist = GTK_CLIST(customhdr.customhdr_clist);
 571         gint row;
 572
 573         if (!clist->selection) return;
 574
 575         row = GPOINTER_TO_INT(clist->selection->data);
 576         if (row >= 0 && row < clist->rows - 1)
 577                 gtk_clist_row_move(clist, row, row + 1);
 578 }
 579
 580 #define ENTRY_SET_TEXT(entry, str) \
 581         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 582
 583 static void prefs_custom_header_select(GtkCList *clist, gint row, gint column,
 584                                        GdkEvent *event)
 585 {
 586         CustomHeader *ch;
 587         CustomHeader default_ch = { 0, "", NULL };
 588
 589         ch = gtk_clist_get_row_data(clist, row);
 590         if (!ch) ch = &default_ch;
 591
 592         ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
 593         ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
 594 }
 595
 596 #undef ENTRY_SET_TEXT
 597
 598 static void prefs_custom_header_row_moved(GtkCList *clist, gint source_row,
 599                                           gint dest_row, gpointer data)
 600 {
 601         prefs_custom_header_set_list(cur_ac);
 602 }
 603
 604 static void prefs_custom_header_key_pressed(GtkWidget *widget,
 605                                             GdkEventKey *event,
 606                                             gpointer data)
 607 {
 608         if (event && event->keyval == GDK_Escape)
 609                 prefs_custom_header_cancel();
 610 }
 611
 612 static void prefs_custom_header_ok(void)
 613 {
 614         prefs_custom_header_write_config(cur_ac);
 615         gtk_widget_hide(customhdr.window);
 616 }
 617
 618 static void prefs_custom_header_cancel(void)
 619 {
 620         prefs_custom_header_read_config(cur_ac);
 621         gtk_widget_hide(customhdr.window);
 622 }
 623
 624 static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
 625                                         gpointer data)
 626 {
 627         prefs_custom_header_cancel();
 628         return TRUE;
 629 }