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         gchar *title[1];
 158
 159         debug_print("Creating custom header setting window...\n");
 160
 161         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 162         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 163         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 164         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 165         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 166
 167         vbox = gtk_vbox_new (FALSE, 6);
 168         gtk_widget_show (vbox);
 169         gtk_container_add (GTK_CONTAINER (window), vbox);
 170
 171         gtkut_stock_button_set_create(&confirm_area, &ok_btn, GTK_STOCK_OK,
 172                                       &cancel_btn, GTK_STOCK_CANCEL,
 173                                       NULL, NULL);
 174         gtk_widget_show (confirm_area);
 175         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 176         gtk_widget_grab_default (ok_btn);
 177
 178         gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
 179         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 180         g_signal_connect (G_OBJECT(window), "delete_event",
 181                           G_CALLBACK(prefs_custom_header_deleted),
 182                           NULL);
 183         g_signal_connect (G_OBJECT(window), "key_press_event",
 184                           G_CALLBACK(prefs_custom_header_key_pressed),
 185                           NULL);
 186         g_signal_connect (G_OBJECT(ok_btn), "clicked",
 187                           G_CALLBACK(prefs_custom_header_ok), NULL);
 188         g_signal_connect (G_OBJECT(cancel_btn), "clicked",
 189                           G_CALLBACK(prefs_custom_header_cancel), NULL);
 190
 191         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 192         gtk_widget_show (vbox1);
 193         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 194         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 195
 196         table1 = gtk_table_new (2, 2, FALSE);
 197         gtk_widget_show (table1);
 198         gtk_box_pack_start (GTK_BOX (vbox1), table1,
 199                             FALSE, FALSE, 0);
 200         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 201         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 202
 203         hdr_label = gtk_label_new (_("Header"));
 204         gtk_widget_show (hdr_label);
 205         gtk_table_attach (GTK_TABLE (table1), hdr_label, 0, 1, 0, 1,
 206                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 207                           0, 0, 0);
 208         gtk_misc_set_alignment (GTK_MISC (hdr_label), 0, 0.5);
 209
 210         hdr_combo = gtk_combo_new ();
 211         gtk_widget_show (hdr_combo);
 212         gtk_table_attach (GTK_TABLE (table1), hdr_combo, 0, 1, 1, 2,
 213                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 214                           0, 0, 0);
 215         gtk_widget_set_size_request (hdr_combo, 150, -1);
 216         gtkut_combo_set_items (GTK_COMBO (hdr_combo),
 217                                "User-Agent", "X-Face", "X-Operating-System",
 218                                NULL);
 219
 220         val_label = gtk_label_new (_("Value"));
 221         gtk_widget_show (val_label);
 222         gtk_table_attach (GTK_TABLE (table1), val_label, 1, 2, 0, 1,
 223                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 224                           0, 0, 0);
 225         gtk_misc_set_alignment (GTK_MISC (val_label), 0, 0.5);
 226
 227         val_entry = gtk_entry_new ();
 228         gtk_widget_show (val_entry);
 229         gtk_table_attach (GTK_TABLE (table1), val_entry, 1, 2, 1, 2,
 230                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 231                           0, 0, 0);
 232         gtk_widget_set_size_request (val_entry, 200, -1);
 233
 234         /* add / delete */
 235
 236         reg_hbox = gtk_hbox_new (FALSE, 4);
 237         gtk_widget_show (reg_hbox);
 238         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 239
 240         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 241         gtk_widget_show (arrow);
 242         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 243         gtk_widget_set_size_request (arrow, -1, 16);
 244
 245         btn_hbox = gtk_hbox_new (TRUE, 4);
 246         gtk_widget_show (btn_hbox);
 247         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 248
 249         add_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 250         gtk_widget_show (add_btn);
 251         gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
 252         g_signal_connect (G_OBJECT (add_btn), "clicked",
 253                           G_CALLBACK (prefs_custom_header_add_cb),
 254                           NULL);
 255
 256         del_btn = gtk_button_new_from_stock (GTK_STOCK_REMOVE);
 257         gtk_widget_show (del_btn);
 258         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 259         g_signal_connect (G_OBJECT (del_btn), "clicked",
 260                           G_CALLBACK (prefs_custom_header_delete_cb),
 261                           NULL);
 262
 263
 264         ch_hbox = gtk_hbox_new (FALSE, 8);
 265         gtk_widget_show (ch_hbox);
 266         gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
 267
 268         ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 269         gtk_widget_set_size_request (ch_scrolledwin, -1, 200);
 270         gtk_widget_show (ch_scrolledwin);
 271         gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
 272         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
 273                                         GTK_POLICY_AUTOMATIC,
 274                                         GTK_POLICY_AUTOMATIC);
 275
 276         list_view = prefs_custom_header_list_view_create();
 277         gtk_widget_show (list_view);
 278         gtk_container_add (GTK_CONTAINER (ch_scrolledwin), list_view);
 279
 280         btn_vbox = gtk_vbox_new (FALSE, 8);
 281         gtk_widget_show (btn_vbox);
 282         gtk_box_pack_start (GTK_BOX (ch_hbox), btn_vbox, FALSE, FALSE, 0);
 283
 284         up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
 285         gtk_widget_show (up_btn);
 286         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 287         g_signal_connect (G_OBJECT (up_btn), "clicked",
 288                           G_CALLBACK (prefs_custom_header_up), NULL);
 289
 290         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 291         gtk_widget_show (down_btn);
 292         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 293         g_signal_connect (G_OBJECT (down_btn), "clicked",
 294                           G_CALLBACK (prefs_custom_header_down), NULL);
 295
 296         gtk_widget_show_all(window);
 297
 298         customhdr.window     = window;
 299         customhdr.ok_btn     = ok_btn;
 300         customhdr.cancel_btn = cancel_btn;
 301
 302         customhdr.hdr_combo  = hdr_combo;
 303         customhdr.hdr_entry  = GTK_COMBO (hdr_combo)->entry;
 304         customhdr.val_entry  = val_entry;
 305
 306         customhdr.list_view   = list_view;
 307 }
 308
 309 void prefs_custom_header_read_config(PrefsAccount *ac)
 310 {
 311         gchar *rcpath;
 312         FILE *fp;
 313         gchar buf[PREFSBUFSIZE];
 314         CustomHeader *ch;
 315
 316         debug_print("Reading custom header configuration...\n");
 317
 318         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 319                              CUSTOM_HEADER_RC, NULL);
 320         if ((fp = fopen(rcpath, "rb")) == NULL) {
 321                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 322                 g_free(rcpath);
 323                 ac->customhdr_list = NULL;
 324                 return;
 325         }
 326         g_free(rcpath);
 327
 328         /* remove all previous headers list */
 329         while (ac->customhdr_list != NULL) {
 330                 ch = (CustomHeader *)ac->customhdr_list->data;
 331                 custom_header_free(ch);
 332                 ac->customhdr_list = g_slist_remove(ac->customhdr_list, ch);
 333         }
 334
 335         while (fgets(buf, sizeof(buf), fp) != NULL) {
 336                 ch = custom_header_read_str(buf);
 337                 if (ch) {
 338                         if (ch->account_id == ac->account_id) {
 339                                 ac->customhdr_list =
 340                                         g_slist_append(ac->customhdr_list, ch);
 341                         } else
 342                                 custom_header_free(ch);
 343                 }
 344         }
 345
 346         fclose(fp);
 347 }
 348
 349 void prefs_custom_header_write_config(PrefsAccount *ac)
 350 {
 351         gchar *rcpath;
 352         PrefFile *pfile;
 353         GSList *cur;
 354         gchar buf[PREFSBUFSIZE];
 355         FILE * fp;
 356         CustomHeader *ch;
 357
 358         GSList *all_hdrs = NULL;
 359
 360         debug_print("Writing custom header configuration...\n");
 361
 362         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 363                              CUSTOM_HEADER_RC, NULL);
 364
 365         if ((fp = fopen(rcpath, "rb")) == NULL) {
 366                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 367         } else {
 368                 all_hdrs = NULL;
 369
 370                 while (fgets(buf, sizeof(buf), fp) != NULL) {
 371                         ch = custom_header_read_str(buf);
 372                         if (ch) {
 373                                 if (ch->account_id != ac->account_id)
 374                                         all_hdrs =
 375                                                 g_slist_append(all_hdrs, ch);
 376                                 else
 377                                         custom_header_free(ch);
 378                         }
 379                 }
 380
 381                 fclose(fp);
 382         }
 383
 384         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 385                 g_warning("failed to write configuration to file\n");
 386                 g_free(rcpath);
 387                 return;
 388         }
 389
 390         for (cur = all_hdrs; cur != NULL; cur = cur->next) {
 391                 CustomHeader *hdr = (CustomHeader *)cur->data;
 392                 gchar *chstr;
 393
 394                 chstr = custom_header_get_str(hdr);
 395                 if (fputs(chstr, pfile->fp) == EOF ||
 396                     fputc('\n', pfile->fp) == EOF) {
 397                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 398                         prefs_file_close_revert(pfile);
 399                         g_free(rcpath);
 400                         g_free(chstr);
 401                         return;
 402                 }
 403                 g_free(chstr);
 404         }
 405
 406         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 407                 CustomHeader *hdr = (CustomHeader *)cur->data;
 408                 gchar *chstr;
 409
 410                 chstr = custom_header_get_str(hdr);
 411                 if (fputs(chstr, pfile->fp) == EOF ||
 412                     fputc('\n', pfile->fp) == EOF) {
 413                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 414                         prefs_file_close_revert(pfile);
 415                         g_free(rcpath);
 416                         g_free(chstr);
 417                         return;
 418                 }
 419                 g_free(chstr);
 420         }
 421
 422         g_free(rcpath);
 423
 424         while (all_hdrs != NULL) {
 425                 ch = (CustomHeader *)all_hdrs->data;
 426                 custom_header_free(ch);
 427                 all_hdrs = g_slist_remove(all_hdrs, ch);
 428         }
 429
 430         if (prefs_file_close(pfile) < 0) {
 431                 g_warning("failed to write configuration to file\n");
 432                 return;
 433         }
 434 }
 435
 436 static void prefs_custom_header_set_dialog(PrefsAccount *ac)
 437 {
 438         GtkListStore *store;
 439         GSList *cur;
 440
 441         store = GTK_LIST_STORE(gtk_tree_view_get_model
 442                                 (GTK_TREE_VIEW(customhdr.list_view)));
 443         gtk_list_store_clear(store);
 444
 445         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 446                 CustomHeader *ch = (CustomHeader *)cur->data;
 447                 gchar *ch_str;
 448
 449                 ch_str = g_strdup_printf("%s: %s", ch->name,
 450                                          ch->value ? ch->value : "");
 451
 452                 prefs_custom_header_list_view_insert_header
 453                         (customhdr.list_view, NULL, ch_str, ch);
 454
 455                 g_free(ch_str);
 456         }
 457 }
 458
 459 static void prefs_custom_header_set_list(PrefsAccount *ac)
 460 {
 461         CustomHeader *ch;
 462         GtkTreeIter iter;
 463         GtkListStore *store;
 464
 465         g_slist_free(ac->customhdr_list);
 466         ac->customhdr_list = NULL;
 467
 468         store = GTK_LIST_STORE(gtk_tree_view_get_model
 469                                 (GTK_TREE_VIEW(customhdr.list_view)));
 470
 471         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 472                 do {
 473                         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
 474                                            CUSTHDR_DATA, &ch,
 475                                            -1);
 476                         ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
 477                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
 478                                                   &iter));
 479         }
 480 }
 481
 482 static void prefs_custom_header_list_view_set_row(PrefsAccount *ac)
 483 {
 484         CustomHeader *ch;
 485         const gchar *entry_text;
 486         gchar *ch_str;
 487         GtkListStore *store;
 488
 489         store = GTK_LIST_STORE(gtk_tree_view_get_model
 490                                 (GTK_TREE_VIEW(customhdr.list_view)));
 491
 492         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 493         if (entry_text[0] == '\0') {
 494                 alertpanel_error(_("Header name is not set."));
 495                 return;
 496         }
 497         if (!custom_header_is_allowed(entry_text)) {
 498                 alertpanel_error(_("This Header name is not allowed as a custom header."));
 499                 return;
 500         }
 501
 502         ch = g_new0(CustomHeader, 1);
 503
 504         ch->account_id = ac->account_id;
 505
 506         ch->name = g_strdup(entry_text);
 507         unfold_line(ch->name);
 508         g_strstrip(ch->name);
 509         gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
 510
 511         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
 512         if (entry_text[0] != '\0') {
 513                 ch->value = g_strdup(entry_text);
 514                 unfold_line(ch->value);
 515                 g_strstrip(ch->value);
 516                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
 517         }
 518
 519         ch_str = g_strdup_printf("%s: %s", ch->name,
 520                                  ch->value ? ch->value : "");
 521
 522         prefs_custom_header_list_view_insert_header
 523                 (customhdr.list_view, NULL, ch_str, ch);
 524
 525         g_free(ch_str);
 526
 527         prefs_custom_header_set_list(cur_ac);
 528
 529 }
 530
 531 static void prefs_custom_header_add_cb(void)
 532 {
 533         prefs_custom_header_list_view_set_row(cur_ac);
 534 }
 535
 536 static void prefs_custom_header_delete_cb(void)
 537 {
 538         GtkTreeIter sel;
 539         GtkTreeModel *model;
 540         CustomHeader *ch;
 541
 542         if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
 543                                 (GTK_TREE_VIEW(customhdr.list_view)),
 544                                 &model, &sel))
 545                 return;
 546
 547         if (alertpanel(_("Delete header"),
 548                        _("Do you really want to delete this header?"),
 549                        GTK_STOCK_YES, GTK_STOCK_NO, NULL) != G_ALERTDEFAULT)
 550                 return;
 551
 552         gtk_tree_model_get(model, &sel,
 553                            CUSTHDR_DATA, &ch,
 554                            -1);
 555         gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
 556
 557         cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
 558
 559         custom_header_free(ch);
 560 }
 561
 562 static void prefs_custom_header_up(void)
 563 {
 564         GtkTreePath *prev, *sel;
 565         GtkTreeIter isel;
 566         GtkListStore *store;
 567         GtkTreeIter iprev;
 568
 569         if (!gtk_tree_selection_get_selected
 570                 (gtk_tree_view_get_selection
 571                         (GTK_TREE_VIEW(customhdr.list_view)),
 572                  (GtkTreeModel **) &store,
 573                  &isel))
 574                 return;
 575
 576         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 577         if (!sel)
 578                 return;
 579
 580         /* no move if we're at row 0... */
 581         prev = gtk_tree_path_copy(sel);
 582         if (!gtk_tree_path_prev(prev)) {
 583                 gtk_tree_path_free(prev);
 584                 gtk_tree_path_free(sel);
 585                 return;
 586         }
 587
 588         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 589                                 &iprev, prev);
 590         gtk_tree_path_free(sel);
 591         gtk_tree_path_free(prev);
 592
 593         gtk_list_store_swap(store, &iprev, &isel);
 594         prefs_custom_header_set_list(cur_ac);
 595 }
 596
 597 static void prefs_custom_header_down(void)
 598 {
 599         GtkListStore *store;
 600         GtkTreeIter next, sel;
 601
 602         if (!gtk_tree_selection_get_selected
 603                 (gtk_tree_view_get_selection
 604                         (GTK_TREE_VIEW(customhdr.list_view)),
 605                  (GtkTreeModel **) &store,
 606                  &sel))
 607                 return;
 608
 609         next = sel;
 610         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 611                 return;
 612
 613         gtk_list_store_swap(store, &next, &sel);
 614         prefs_custom_header_set_list(cur_ac);
 615 }
 616
 617 static gboolean prefs_custom_header_key_pressed(GtkWidget *widget,
 618                                                 GdkEventKey *event,
 619                                                 gpointer data)
 620 {
 621         if (event && event->keyval == GDK_Escape)
 622                 prefs_custom_header_cancel();
 623         return FALSE;
 624 }
 625
 626 static void prefs_custom_header_ok(void)
 627 {
 628         prefs_custom_header_write_config(cur_ac);
 629         gtk_widget_hide(customhdr.window);
 630 }
 631
 632 static void prefs_custom_header_cancel(void)
 633 {
 634         prefs_custom_header_read_config(cur_ac);
 635         gtk_widget_hide(customhdr.window);
 636 }
 637
 638 static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
 639                                         gpointer data)
 640 {
 641         prefs_custom_header_cancel();
 642         return TRUE;
 643 }
 644
 645 static GtkListStore* prefs_custom_header_create_data_store(void)
 646 {
 647         return gtk_list_store_new(N_CUSTHDR_COLUMNS,
 648                                   G_TYPE_STRING,
 649                                   G_TYPE_POINTER,
 650                                   -1);
 651 }
 652
 653 static void prefs_custom_header_list_view_insert_header(GtkWidget *list_view,
 654                                                         GtkTreeIter *row_iter,
 655                                                         gchar *header,
 656                                                         gpointer data)
 657 {
 658         GtkTreeIter iter;
 659         GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
 660                                         (GTK_TREE_VIEW(list_view)));
 661
 662         if (row_iter == NULL) {
 663                 /* append new */
 664                 gtk_list_store_append(list_store, &iter);
 665                 gtk_list_store_set(list_store, &iter,
 666                                    CUSTHDR_STRING, header,
 667                                    CUSTHDR_DATA,   data,
 668                                    -1);
 669         } else {
 670                 /* change existing */
 671                 CustomHeader *old_data;
 672
 673                 gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
 674                                    CUSTHDR_DATA, &old_data,
 675                                    -1);
 676
 677                 custom_header_free(old_data);
 678
 679                 gtk_list_store_set(list_store, row_iter,
 680                                    CUSTHDR_STRING, header,
 681                                    CUSTHDR_DATA, data,
 682                                    -1);
 683         }
 684 }
 685
 686 static GtkWidget *prefs_custom_header_list_view_create(void)
 687 {
 688         GtkTreeView *list_view;
 689         GtkTreeSelection *selector;
 690         GtkTreeModel *model;
 691
 692         model = GTK_TREE_MODEL(prefs_custom_header_create_data_store());
 693         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 694         g_object_unref(model);
 695
 696         gtk_tree_view_set_rules_hint(list_view, TRUE);
 697
 698         selector = gtk_tree_view_get_selection(list_view);
 699         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 700         gtk_tree_selection_set_select_function(selector, prefs_custom_header_selected,
 701                                                NULL, NULL);
 702
 703         /* create the columns */
 704         prefs_custom_header_create_list_view_columns(GTK_WIDGET(list_view));
 705
 706         return GTK_WIDGET(list_view);
 707 }
 708
 709 static void prefs_custom_header_create_list_view_columns(GtkWidget *list_view)
 710 {
 711         GtkTreeViewColumn *column;
 712         GtkCellRenderer *renderer;
 713
 714         renderer = gtk_cell_renderer_text_new();
 715         column = gtk_tree_view_column_new_with_attributes
 716                 (_("Current custom headers"),
 717                  renderer,
 718                  "text", CUSTHDR_STRING,
 719                  NULL);
 720         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 721 }
 722
 723 #define ENTRY_SET_TEXT(entry, str) \
 724         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 725
 726 static gboolean prefs_custom_header_selected(GtkTreeSelection *selector,
 727                                              GtkTreeModel *model,
 728                                              GtkTreePath *path,
 729                                              gboolean currently_selected,
 730                                              gpointer data)
 731 {
 732         GtkTreeIter iter;
 733         CustomHeader *ch;
 734         CustomHeader default_ch = { 0, "", NULL };
 735
 736         if (currently_selected)
 737                 return TRUE;
 738
 739         if (!gtk_tree_model_get_iter(model, &iter, path))
 740                 return TRUE;
 741
 742         gtk_tree_model_get(model, &iter,
 743                            CUSTHDR_DATA, &ch,
 744                            -1);
 745
 746         if (!ch) ch = &default_ch;
 747
 748         ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
 749         ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
 750
 751         return TRUE;
 752 }
 753
 754 #undef ENTRY_SET_TEXT