src/prefs_customheader.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., 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 <glib/gi18n.h>
  28 #include <gtk/gtk.h>
  29 #include <gdk/gdkkeysyms.h>
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <errno.h>
  34
  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 enum {
  50         CUSTHDR_STRING,         /*!< display string managed by list store */
  51         CUSTHDR_DATA,           /*!< string managed by us */
  52         N_CUSTHDR_COLUMNS
  53 };
  54
  55 static struct CustomHdr {
  56         GtkWidget *window;
  57
  58         GtkWidget *ok_btn;
  59         GtkWidget *cancel_btn;
  60
  61         GtkWidget *hdr_combo;
  62         GtkWidget *hdr_entry;
  63         GtkWidget *val_entry;
  64         GtkWidget *list_view;
  65 } customhdr;
  66
  67 /* widget creating functions */
  68 static void prefs_custom_header_create  (void);
  69
  70 static void prefs_custom_header_set_dialog              (PrefsAccount *ac);
  71 static void prefs_custom_header_set_list                (PrefsAccount *ac);
  72 static void prefs_custom_header_list_view_set_row       (PrefsAccount *ac);
  73
  74 /* callback functions */
  75 static void prefs_custom_header_add_cb          (void);
  76 static void prefs_custom_header_delete_cb       (void);
  77 static void prefs_custom_header_up              (void);
  78 static void prefs_custom_header_down            (void);
  79
  80 static gboolean prefs_custom_header_key_pressed (GtkWidget      *widget,
  81                                                  GdkEventKey    *event,
  82                                                  gpointer        data);
  83 static void prefs_custom_header_ok              (void);
  84 static void prefs_custom_header_cancel          (void);
  85 static gint prefs_custom_header_deleted         (GtkWidget      *widget,
  86                                                  GdkEventAny    *event,
  87                                                  gpointer        data);
  88
  89 static GtkListStore* prefs_custom_header_create_data_store      (void);
  90
  91 static void prefs_custom_header_list_view_insert_header (GtkWidget *list_view,
  92                                                          GtkTreeIter *row_iter,
  93                                                          gchar *header,
  94                                                          gpointer data);
  95
  96 static GtkWidget *prefs_custom_header_list_view_create (void);
  97
  98 static void prefs_custom_header_create_list_view_columns        (GtkWidget *list_view);
  99
 100 static gboolean prefs_custom_header_selected    (GtkTreeSelection *selector,
 101                                                  GtkTreeModel *model,
 102                                                  GtkTreePath *path,
 103                                                  gboolean currently_selected,
 104                                                  gpointer data);
 105
 106
 107 static PrefsAccount *cur_ac = NULL;
 108
 109 void prefs_custom_header_open(PrefsAccount *ac)
 110 {
 111         if (!customhdr.window) {
 112                 prefs_custom_header_create();
 113         }
 114
 115         manage_window_set_transient(GTK_WINDOW(customhdr.window));
 116         gtk_widget_grab_focus(customhdr.ok_btn);
 117
 118         prefs_custom_header_set_dialog(ac);
 119
 120         cur_ac = ac;
 121
 122         gtk_widget_show(customhdr.window);
 123 }
 124
 125 static void prefs_custom_header_create(void)
 126 {
 127         GtkWidget *window;
 128         GtkWidget *vbox;
 129
 130         GtkWidget *ok_btn;
 131         GtkWidget *cancel_btn;
 132
 133         GtkWidget *confirm_area;
 134
 135         GtkWidget *vbox1;
 136
 137         GtkWidget *table1;
 138         GtkWidget *hdr_label;
 139         GtkWidget *hdr_combo;
 140         GtkWidget *val_label;
 141         GtkWidget *val_entry;
 142
 143         GtkWidget *reg_hbox;
 144         GtkWidget *btn_hbox;
 145         GtkWidget *arrow;
 146         GtkWidget *add_btn;
 147         GtkWidget *del_btn;
 148
 149         GtkWidget *ch_hbox;
 150         GtkWidget *ch_scrolledwin;
 151         GtkWidget *list_view;
 152
 153         GtkWidget *btn_vbox;
 154         GtkWidget *up_btn;
 155         GtkWidget *down_btn;
 156
 157         debug_print("Creating custom header setting window...\n");
 158
 159         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 160         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 161         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 162         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 163         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 164
 165         vbox = gtk_vbox_new (FALSE, 6);
 166         gtk_widget_show (vbox);
 167         gtk_container_add (GTK_CONTAINER (window), vbox);
 168
 169         gtkut_stock_button_set_create(&confirm_area, &ok_btn, GTK_STOCK_OK,
 170                                       &cancel_btn, GTK_STOCK_CANCEL,
 171                                       NULL, NULL);
 172         gtk_widget_show (confirm_area);
 173         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 174         gtk_widget_grab_default (ok_btn);
 175
 176         gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
 177         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 178         g_signal_connect (G_OBJECT(window), "delete_event",
 179                           G_CALLBACK(prefs_custom_header_deleted),
 180                           NULL);
 181         g_signal_connect (G_OBJECT(window), "key_press_event",
 182                           G_CALLBACK(prefs_custom_header_key_pressed),
 183                           NULL);
 184         g_signal_connect (G_OBJECT(ok_btn), "clicked",
 185                           G_CALLBACK(prefs_custom_header_ok), NULL);
 186         g_signal_connect (G_OBJECT(cancel_btn), "clicked",
 187                           G_CALLBACK(prefs_custom_header_cancel), NULL);
 188
 189         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 190         gtk_widget_show (vbox1);
 191         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 192         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 193
 194         table1 = gtk_table_new (2, 2, FALSE);
 195         gtk_widget_show (table1);
 196         gtk_box_pack_start (GTK_BOX (vbox1), table1,
 197                             FALSE, FALSE, 0);
 198         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 199         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 200
 201         hdr_label = gtk_label_new (_("Header"));
 202         gtk_widget_show (hdr_label);
 203         gtk_table_attach (GTK_TABLE (table1), hdr_label, 0, 1, 0, 1,
 204                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 205                           0, 0, 0);
 206         gtk_misc_set_alignment (GTK_MISC (hdr_label), 0, 0.5);
 207
 208         hdr_combo = gtk_combo_new ();
 209         gtk_widget_show (hdr_combo);
 210         gtk_table_attach (GTK_TABLE (table1), hdr_combo, 0, 1, 1, 2,
 211                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 212                           0, 0, 0);
 213         gtk_widget_set_size_request (hdr_combo, 150, -1);
 214         gtkut_combo_set_items (GTK_COMBO (hdr_combo),
 215                                "User-Agent", "X-Face", "X-Operating-System",
 216                                NULL);
 217
 218         val_label = gtk_label_new (_("Value"));
 219         gtk_widget_show (val_label);
 220         gtk_table_attach (GTK_TABLE (table1), val_label, 1, 2, 0, 1,
 221                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 222                           0, 0, 0);
 223         gtk_misc_set_alignment (GTK_MISC (val_label), 0, 0.5);
 224
 225         val_entry = gtk_entry_new ();
 226         gtk_widget_show (val_entry);
 227         gtk_table_attach (GTK_TABLE (table1), val_entry, 1, 2, 1, 2,
 228                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 229                           0, 0, 0);
 230         gtk_widget_set_size_request (val_entry, 200, -1);
 231
 232         /* add / delete */
 233
 234         reg_hbox = gtk_hbox_new (FALSE, 4);
 235         gtk_widget_show (reg_hbox);
 236         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 237
 238         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 239         gtk_widget_show (arrow);
 240         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 241         gtk_widget_set_size_request (arrow, -1, 16);
 242
 243         btn_hbox = gtk_hbox_new (TRUE, 4);
 244         gtk_widget_show (btn_hbox);
 245         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 246
 247         add_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 248         gtk_widget_show (add_btn);
 249         gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
 250         g_signal_connect (G_OBJECT (add_btn), "clicked",
 251                           G_CALLBACK (prefs_custom_header_add_cb),
 252                           NULL);
 253
 254         del_btn = gtk_button_new_from_stock (GTK_STOCK_DELETE);
 255         gtk_widget_show (del_btn);
 256         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 257         g_signal_connect (G_OBJECT (del_btn), "clicked",
 258                           G_CALLBACK (prefs_custom_header_delete_cb),
 259                           NULL);
 260
 261
 262         ch_hbox = gtk_hbox_new (FALSE, 8);
 263         gtk_widget_show (ch_hbox);
 264         gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
 265
 266         ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 267         gtk_widget_set_size_request (ch_scrolledwin, -1, 200);
 268         gtk_widget_show (ch_scrolledwin);
 269         gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
 270         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
 271                                         GTK_POLICY_AUTOMATIC,
 272                                         GTK_POLICY_AUTOMATIC);
 273
 274         list_view = prefs_custom_header_list_view_create();
 275         gtk_widget_show (list_view);
 276         gtk_container_add (GTK_CONTAINER (ch_scrolledwin), list_view);
 277
 278         btn_vbox = gtk_vbox_new (FALSE, 8);
 279         gtk_widget_show (btn_vbox);
 280         gtk_box_pack_start (GTK_BOX (ch_hbox), btn_vbox, FALSE, FALSE, 0);
 281
 282         up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
 283         gtk_widget_show (up_btn);
 284         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 285         g_signal_connect (G_OBJECT (up_btn), "clicked",
 286                           G_CALLBACK (prefs_custom_header_up), NULL);
 287
 288         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 289         gtk_widget_show (down_btn);
 290         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 291         g_signal_connect (G_OBJECT (down_btn), "clicked",
 292                           G_CALLBACK (prefs_custom_header_down), NULL);
 293
 294         gtk_widget_show_all(window);
 295
 296         customhdr.window     = window;
 297         customhdr.ok_btn     = ok_btn;
 298         customhdr.cancel_btn = cancel_btn;
 299
 300         customhdr.hdr_combo  = hdr_combo;
 301         customhdr.hdr_entry  = GTK_COMBO (hdr_combo)->entry;
 302         customhdr.val_entry  = val_entry;
 303
 304         customhdr.list_view   = list_view;
 305 }
 306
 307 void prefs_custom_header_read_config(PrefsAccount *ac)
 308 {
 309         gchar *rcpath;
 310         FILE *fp;
 311         gchar buf[PREFSBUFSIZE];
 312         CustomHeader *ch;
 313
 314         debug_print("Reading custom header configuration...\n");
 315
 316         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 317                              CUSTOM_HEADER_RC, NULL);
 318         if ((fp = g_fopen(rcpath, "rb")) == NULL) {
 319                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 320                 g_free(rcpath);
 321                 ac->customhdr_list = NULL;
 322                 return;
 323         }
 324         g_free(rcpath);
 325
 326         /* remove all previous headers list */
 327         while (ac->customhdr_list != NULL) {
 328                 ch = (CustomHeader *)ac->customhdr_list->data;
 329                 custom_header_free(ch);
 330                 ac->customhdr_list = g_slist_remove(ac->customhdr_list, ch);
 331         }
 332
 333         while (fgets(buf, sizeof(buf), fp) != NULL) {
 334                 ch = custom_header_read_str(buf);
 335                 if (ch) {
 336                         if (ch->account_id == ac->account_id) {
 337                                 ac->customhdr_list =
 338                                         g_slist_append(ac->customhdr_list, ch);
 339                         } else
 340                                 custom_header_free(ch);
 341                 }
 342         }
 343
 344         fclose(fp);
 345 }
 346
 347 void prefs_custom_header_write_config(PrefsAccount *ac)
 348 {
 349         gchar *rcpath;
 350         PrefFile *pfile;
 351         GSList *cur;
 352         gchar buf[PREFSBUFSIZE];
 353         FILE * fp;
 354         CustomHeader *ch;
 355
 356         GSList *all_hdrs = NULL;
 357
 358         debug_print("Writing custom header configuration...\n");
 359
 360         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 361                              CUSTOM_HEADER_RC, NULL);
 362
 363         if ((fp = g_fopen(rcpath, "rb")) == NULL) {
 364                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 365         } else {
 366                 all_hdrs = NULL;
 367
 368                 while (fgets(buf, sizeof(buf), fp) != NULL) {
 369                         ch = custom_header_read_str(buf);
 370                         if (ch) {
 371                                 if (ch->account_id != ac->account_id)
 372                                         all_hdrs =
 373                                                 g_slist_append(all_hdrs, ch);
 374                                 else
 375                                         custom_header_free(ch);
 376                         }
 377                 }
 378
 379                 fclose(fp);
 380         }
 381
 382         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 383                 g_warning("failed to write configuration to file\n");
 384                 g_free(rcpath);
 385                 return;
 386         }
 387
 388         for (cur = all_hdrs; cur != NULL; cur = cur->next) {
 389                 CustomHeader *hdr = (CustomHeader *)cur->data;
 390                 gchar *chstr;
 391
 392                 chstr = custom_header_get_str(hdr);
 393                 if (fputs(chstr, pfile->fp) == EOF ||
 394                     fputc('\n', pfile->fp) == EOF) {
 395                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 396                         prefs_file_close_revert(pfile);
 397                         g_free(rcpath);
 398                         g_free(chstr);
 399                         return;
 400                 }
 401                 g_free(chstr);
 402         }
 403
 404         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 405                 CustomHeader *hdr = (CustomHeader *)cur->data;
 406                 gchar *chstr;
 407
 408                 chstr = custom_header_get_str(hdr);
 409                 if (fputs(chstr, pfile->fp) == EOF ||
 410                     fputc('\n', pfile->fp) == EOF) {
 411                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 412                         prefs_file_close_revert(pfile);
 413                         g_free(rcpath);
 414                         g_free(chstr);
 415                         return;
 416                 }
 417                 g_free(chstr);
 418         }
 419
 420         g_free(rcpath);
 421
 422         while (all_hdrs != NULL) {
 423                 ch = (CustomHeader *)all_hdrs->data;
 424                 custom_header_free(ch);
 425                 all_hdrs = g_slist_remove(all_hdrs, ch);
 426         }
 427
 428         if (prefs_file_close(pfile) < 0) {
 429                 g_warning("failed to write configuration to file\n");
 430                 return;
 431         }
 432 }
 433
 434 static void prefs_custom_header_set_dialog(PrefsAccount *ac)
 435 {
 436         GtkListStore *store;
 437         GSList *cur;
 438
 439         store = GTK_LIST_STORE(gtk_tree_view_get_model
 440                                 (GTK_TREE_VIEW(customhdr.list_view)));
 441         gtk_list_store_clear(store);
 442
 443         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 444                 CustomHeader *ch = (CustomHeader *)cur->data;
 445                 gchar *ch_str;
 446
 447                 ch_str = g_strdup_printf("%s: %s", ch->name,
 448                                          ch->value ? ch->value : "");
 449
 450                 prefs_custom_header_list_view_insert_header
 451                         (customhdr.list_view, NULL, ch_str, ch);
 452
 453                 g_free(ch_str);
 454         }
 455 }
 456
 457 static void prefs_custom_header_set_list(PrefsAccount *ac)
 458 {
 459         CustomHeader *ch;
 460         GtkTreeIter iter;
 461         GtkListStore *store;
 462
 463         g_slist_free(ac->customhdr_list);
 464         ac->customhdr_list = NULL;
 465
 466         store = GTK_LIST_STORE(gtk_tree_view_get_model
 467                                 (GTK_TREE_VIEW(customhdr.list_view)));
 468
 469         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 470                 do {
 471                         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
 472                                            CUSTHDR_DATA, &ch,
 473                                            -1);
 474                         ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
 475                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
 476                                                   &iter));
 477         }
 478 }
 479
 480 static void prefs_custom_header_list_view_set_row(PrefsAccount *ac)
 481 {
 482         CustomHeader *ch;
 483         const gchar *entry_text;
 484         gchar *ch_str;
 485         GtkListStore *store;
 486
 487         store = GTK_LIST_STORE(gtk_tree_view_get_model
 488                                 (GTK_TREE_VIEW(customhdr.list_view)));
 489
 490         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 491         if (entry_text[0] == '\0') {
 492                 alertpanel_error(_("Header name is not set."));
 493                 return;
 494         }
 495         if (!custom_header_is_allowed(entry_text)) {
 496                 alertpanel_error(_("This Header name is not allowed as a custom header."));
 497                 return;
 498         }
 499
 500         ch = g_new0(CustomHeader, 1);
 501
 502         ch->account_id = ac->account_id;
 503
 504         ch->name = g_strdup(entry_text);
 505         unfold_line(ch->name);
 506         g_strstrip(ch->name);
 507         gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
 508
 509         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
 510         if (entry_text[0] != '\0') {
 511                 ch->value = g_strdup(entry_text);
 512                 unfold_line(ch->value);
 513                 g_strstrip(ch->value);
 514                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
 515         }
 516
 517         ch_str = g_strdup_printf("%s: %s", ch->name,
 518                                  ch->value ? ch->value : "");
 519
 520         prefs_custom_header_list_view_insert_header
 521                 (customhdr.list_view, NULL, ch_str, ch);
 522
 523         g_free(ch_str);
 524
 525         prefs_custom_header_set_list(cur_ac);
 526
 527 }
 528
 529 static void prefs_custom_header_add_cb(void)
 530 {
 531         prefs_custom_header_list_view_set_row(cur_ac);
 532 }
 533
 534 static void prefs_custom_header_delete_cb(void)
 535 {
 536         GtkTreeIter sel;
 537         GtkTreeModel *model;
 538         CustomHeader *ch;
 539
 540         if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
 541                                 (GTK_TREE_VIEW(customhdr.list_view)),
 542                                 &model, &sel))
 543                 return;
 544
 545         if (alertpanel(_("Delete header"),
 546                        _("Do you really want to delete this header?"),
 547                        GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT)
 548                 return;
 549
 550         gtk_tree_model_get(model, &sel,
 551                            CUSTHDR_DATA, &ch,
 552                            -1);
 553         gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
 554
 555         cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
 556
 557         custom_header_free(ch);
 558 }
 559
 560 static void prefs_custom_header_up(void)
 561 {
 562         GtkTreePath *prev, *sel;
 563         GtkTreeIter isel;
 564         GtkListStore *store = NULL;
 565         GtkTreeIter iprev;
 566
 567         if (!gtk_tree_selection_get_selected
 568                 (gtk_tree_view_get_selection
 569                         (GTK_TREE_VIEW(customhdr.list_view)),
 570                  (GtkTreeModel **)(GtkListStore *) store,
 571                  &isel))
 572                 return;
 573
 574         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 575         if (!sel)
 576                 return;
 577
 578         /* no move if we're at row 0... */
 579         prev = gtk_tree_path_copy(sel);
 580         if (!gtk_tree_path_prev(prev)) {
 581                 gtk_tree_path_free(prev);
 582                 gtk_tree_path_free(sel);
 583                 return;
 584         }
 585
 586         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 587                                 &iprev, prev);
 588         gtk_tree_path_free(sel);
 589         gtk_tree_path_free(prev);
 590
 591         gtk_list_store_swap(store, &iprev, &isel);
 592         prefs_custom_header_set_list(cur_ac);
 593 }
 594
 595 static void prefs_custom_header_down(void)
 596 {
 597         GtkListStore *store = NULL;
 598         GtkTreeIter next, sel;
 599
 600         if (!gtk_tree_selection_get_selected
 601                 (gtk_tree_view_get_selection
 602                         (GTK_TREE_VIEW(customhdr.list_view)),
 603                  (GtkTreeModel **)(GtkListStore *) store,
 604                  &sel))
 605                 return;
 606
 607         next = sel;
 608         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 609                 return;
 610
 611         gtk_list_store_swap(store, &next, &sel);
 612         prefs_custom_header_set_list(cur_ac);
 613 }
 614
 615 static gboolean prefs_custom_header_key_pressed(GtkWidget *widget,
 616                                                 GdkEventKey *event,
 617                                                 gpointer data)
 618 {
 619         if (event && event->keyval == GDK_Escape)
 620                 prefs_custom_header_cancel();
 621         return FALSE;
 622 }
 623
 624 static void prefs_custom_header_ok(void)
 625 {
 626         prefs_custom_header_write_config(cur_ac);
 627         gtk_widget_hide(customhdr.window);
 628 }
 629
 630 static void prefs_custom_header_cancel(void)
 631 {
 632         prefs_custom_header_read_config(cur_ac);
 633         gtk_widget_hide(customhdr.window);
 634 }
 635
 636 static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
 637                                         gpointer data)
 638 {
 639         prefs_custom_header_cancel();
 640         return TRUE;
 641 }
 642
 643 static GtkListStore* prefs_custom_header_create_data_store(void)
 644 {
 645         return gtk_list_store_new(N_CUSTHDR_COLUMNS,
 646                                   G_TYPE_STRING,
 647                                   G_TYPE_POINTER,
 648                                   -1);
 649 }
 650
 651 static void prefs_custom_header_list_view_insert_header(GtkWidget *list_view,
 652                                                         GtkTreeIter *row_iter,
 653                                                         gchar *header,
 654                                                         gpointer data)
 655 {
 656         GtkTreeIter iter;
 657         GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
 658                                         (GTK_TREE_VIEW(list_view)));
 659
 660         if (row_iter == NULL) {
 661                 /* append new */
 662                 gtk_list_store_append(list_store, &iter);
 663                 gtk_list_store_set(list_store, &iter,
 664                                    CUSTHDR_STRING, header,
 665                                    CUSTHDR_DATA,   data,
 666                                    -1);
 667         } else {
 668                 /* change existing */
 669                 CustomHeader *old_data;
 670
 671                 gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
 672                                    CUSTHDR_DATA, &old_data,
 673                                    -1);
 674
 675                 custom_header_free(old_data);
 676
 677                 gtk_list_store_set(list_store, row_iter,
 678                                    CUSTHDR_STRING, header,
 679                                    CUSTHDR_DATA, data,
 680                                    -1);
 681         }
 682 }
 683
 684 static GtkWidget *prefs_custom_header_list_view_create(void)
 685 {
 686         GtkTreeView *list_view;
 687         GtkTreeSelection *selector;
 688         GtkTreeModel *model;
 689
 690         model = GTK_TREE_MODEL(prefs_custom_header_create_data_store());
 691         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 692         g_object_unref(model);
 693
 694         gtk_tree_view_set_rules_hint(list_view, prefs_common.enable_rules_hint);
 695
 696         selector = gtk_tree_view_get_selection(list_view);
 697         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 698         gtk_tree_selection_set_select_function(selector, prefs_custom_header_selected,
 699                                                NULL, NULL);
 700
 701         /* create the columns */
 702         prefs_custom_header_create_list_view_columns(GTK_WIDGET(list_view));
 703
 704         return GTK_WIDGET(list_view);
 705 }
 706
 707 static void prefs_custom_header_create_list_view_columns(GtkWidget *list_view)
 708 {
 709         GtkTreeViewColumn *column;
 710         GtkCellRenderer *renderer;
 711
 712         renderer = gtk_cell_renderer_text_new();
 713         column = gtk_tree_view_column_new_with_attributes
 714                 (_("Current custom headers"),
 715                  renderer,
 716                  "text", CUSTHDR_STRING,
 717                  NULL);
 718         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 719 }
 720
 721 #define ENTRY_SET_TEXT(entry, str) \
 722         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 723
 724 static gboolean prefs_custom_header_selected(GtkTreeSelection *selector,
 725                                              GtkTreeModel *model,
 726                                              GtkTreePath *path,
 727                                              gboolean currently_selected,
 728                                              gpointer data)
 729 {
 730         GtkTreeIter iter;
 731         CustomHeader *ch;
 732         CustomHeader default_ch = { 0, "", NULL };
 733
 734         if (currently_selected)
 735                 return TRUE;
 736
 737         if (!gtk_tree_model_get_iter(model, &iter, path))
 738                 return TRUE;
 739
 740         gtk_tree_model_get(model, &iter,
 741                            CUSTHDR_DATA, &ch,
 742                            -1);
 743
 744         if (!ch) ch = &default_ch;
 745
 746         ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
 747         ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
 748
 749         return TRUE;
 750 }
 751
 752 #undef ENTRY_SET_TEXT