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 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_button_set_create_stock(&confirm_area, &ok_btn, GTK_STOCK_OK,
 172                                       &cancel_btn, GTK_STOCK_CANCEL, NULL, NULL);
 173         gtk_widget_show (confirm_area);
 174         gtk_box_pack_end (GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 175         gtk_widget_grab_default (ok_btn);
 176
 177         gtk_window_set_title (GTK_WINDOW(window), _("Custom header configuration"));
 178         MANAGE_WINDOW_SIGNALS_CONNECT (window);
 179         g_signal_connect (G_OBJECT(window), "delete_event",
 180                           G_CALLBACK(prefs_custom_header_deleted),
 181                           NULL);
 182         g_signal_connect (G_OBJECT(window), "key_press_event",
 183                           G_CALLBACK(prefs_custom_header_key_pressed),
 184                           NULL);
 185         g_signal_connect (G_OBJECT(ok_btn), "clicked",
 186                           G_CALLBACK(prefs_custom_header_ok), NULL);
 187         g_signal_connect (G_OBJECT(cancel_btn), "clicked",
 188                           G_CALLBACK(prefs_custom_header_cancel), NULL);
 189
 190         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 191         gtk_widget_show (vbox1);
 192         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 193         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 194
 195         table1 = gtk_table_new (2, 2, FALSE);
 196         gtk_widget_show (table1);
 197         gtk_box_pack_start (GTK_BOX (vbox1), table1,
 198                             FALSE, FALSE, 0);
 199         gtk_table_set_row_spacings (GTK_TABLE (table1), 8);
 200         gtk_table_set_col_spacings (GTK_TABLE (table1), 8);
 201
 202         hdr_label = gtk_label_new (_("Header"));
 203         gtk_widget_show (hdr_label);
 204         gtk_table_attach (GTK_TABLE (table1), hdr_label, 0, 1, 0, 1,
 205                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 206                           0, 0, 0);
 207         gtk_misc_set_alignment (GTK_MISC (hdr_label), 0, 0.5);
 208
 209         hdr_combo = gtk_combo_new ();
 210         gtk_widget_show (hdr_combo);
 211         gtk_table_attach (GTK_TABLE (table1), hdr_combo, 0, 1, 1, 2,
 212                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 213                           0, 0, 0);
 214         gtk_widget_set_size_request (hdr_combo, 150, -1);
 215         gtkut_combo_set_items (GTK_COMBO (hdr_combo),
 216                                "User-Agent", "X-Face", "X-Operating-System",
 217                                NULL);
 218
 219         val_label = gtk_label_new (_("Value"));
 220         gtk_widget_show (val_label);
 221         gtk_table_attach (GTK_TABLE (table1), val_label, 1, 2, 0, 1,
 222                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 223                           0, 0, 0);
 224         gtk_misc_set_alignment (GTK_MISC (val_label), 0, 0.5);
 225
 226         val_entry = gtk_entry_new ();
 227         gtk_widget_show (val_entry);
 228         gtk_table_attach (GTK_TABLE (table1), val_entry, 1, 2, 1, 2,
 229                           GTK_EXPAND | GTK_SHRINK | GTK_FILL,
 230                           0, 0, 0);
 231         gtk_widget_set_size_request (val_entry, 200, -1);
 232
 233         /* add / delete */
 234
 235         reg_hbox = gtk_hbox_new (FALSE, 4);
 236         gtk_widget_show (reg_hbox);
 237         gtk_box_pack_start (GTK_BOX (vbox1), reg_hbox, FALSE, FALSE, 0);
 238
 239         arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
 240         gtk_widget_show (arrow);
 241         gtk_box_pack_start (GTK_BOX (reg_hbox), arrow, FALSE, FALSE, 0);
 242         gtk_widget_set_size_request (arrow, -1, 16);
 243
 244         btn_hbox = gtk_hbox_new (TRUE, 4);
 245         gtk_widget_show (btn_hbox);
 246         gtk_box_pack_start (GTK_BOX (reg_hbox), btn_hbox, FALSE, FALSE, 0);
 247
 248         add_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 249         gtk_widget_show (add_btn);
 250         gtk_box_pack_start (GTK_BOX (btn_hbox), add_btn, FALSE, TRUE, 0);
 251         g_signal_connect (G_OBJECT (add_btn), "clicked",
 252                           G_CALLBACK (prefs_custom_header_add_cb),
 253                           NULL);
 254
 255         del_btn = gtk_button_new_from_stock (GTK_STOCK_REMOVE);
 256         gtk_widget_show (del_btn);
 257         gtk_box_pack_start (GTK_BOX (btn_hbox), del_btn, FALSE, TRUE, 0);
 258         g_signal_connect (G_OBJECT (del_btn), "clicked",
 259                           G_CALLBACK (prefs_custom_header_delete_cb),
 260                           NULL);
 261
 262
 263         ch_hbox = gtk_hbox_new (FALSE, 8);
 264         gtk_widget_show (ch_hbox);
 265         gtk_box_pack_start (GTK_BOX (vbox1), ch_hbox, TRUE, TRUE, 0);
 266
 267         ch_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 268         gtk_widget_set_size_request (ch_scrolledwin, -1, 200);
 269         gtk_widget_show (ch_scrolledwin);
 270         gtk_box_pack_start (GTK_BOX (ch_hbox), ch_scrolledwin, TRUE, TRUE, 0);
 271         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (ch_scrolledwin),
 272                                         GTK_POLICY_AUTOMATIC,
 273                                         GTK_POLICY_AUTOMATIC);
 274
 275         list_view = prefs_custom_header_list_view_create();
 276         gtk_widget_show (list_view);
 277         gtk_container_add (GTK_CONTAINER (ch_scrolledwin), list_view);
 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_from_stock (GTK_STOCK_GO_UP);
 284         gtk_widget_show (up_btn);
 285         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 286         g_signal_connect (G_OBJECT (up_btn), "clicked",
 287                           G_CALLBACK (prefs_custom_header_up), NULL);
 288
 289         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 290         gtk_widget_show (down_btn);
 291         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 292         g_signal_connect (G_OBJECT (down_btn), "clicked",
 293                           G_CALLBACK (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.list_view   = list_view;
 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         GtkListStore *store;
 438         GSList *cur;
 439
 440         store = GTK_LIST_STORE(gtk_tree_view_get_model
 441                                 (GTK_TREE_VIEW(customhdr.list_view)));
 442         gtk_list_store_clear(store);
 443
 444         for (cur = ac->customhdr_list; cur != NULL; cur = cur->next) {
 445                 CustomHeader *ch = (CustomHeader *)cur->data;
 446                 gchar *ch_str;
 447
 448                 ch_str = g_strdup_printf("%s: %s", ch->name,
 449                                          ch->value ? ch->value : "");
 450
 451                 prefs_custom_header_list_view_insert_header
 452                         (customhdr.list_view, NULL, ch_str, ch);
 453
 454                 g_free(ch_str);
 455         }
 456 }
 457
 458 static void prefs_custom_header_set_list(PrefsAccount *ac)
 459 {
 460         CustomHeader *ch;
 461         GtkTreeIter iter;
 462         GtkListStore *store;
 463
 464         g_slist_free(ac->customhdr_list);
 465         ac->customhdr_list = NULL;
 466
 467         store = GTK_LIST_STORE(gtk_tree_view_get_model
 468                                 (GTK_TREE_VIEW(customhdr.list_view)));
 469
 470         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 471                 do {
 472                         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
 473                                            CUSTHDR_DATA, &ch,
 474                                            -1);
 475                         ac->customhdr_list = g_slist_append(ac->customhdr_list, ch);
 476                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store),
 477                                                   &iter));
 478         }
 479 }
 480
 481 static void prefs_custom_header_list_view_set_row(PrefsAccount *ac)
 482 {
 483         CustomHeader *ch;
 484         const gchar *entry_text;
 485         gchar *ch_str;
 486         GtkListStore *store;
 487
 488         store = GTK_LIST_STORE(gtk_tree_view_get_model
 489                                 (GTK_TREE_VIEW(customhdr.list_view)));
 490
 491         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.hdr_entry));
 492         if (entry_text[0] == '\0') {
 493                 alertpanel_error(_("Header name is not set."));
 494                 return;
 495         }
 496         if (!custom_header_is_allowed(entry_text)) {
 497                 alertpanel_error(_("This Header name is not allowed as a custom header."));
 498                 return;
 499         }
 500
 501         ch = g_new0(CustomHeader, 1);
 502
 503         ch->account_id = ac->account_id;
 504
 505         ch->name = g_strdup(entry_text);
 506         unfold_line(ch->name);
 507         g_strstrip(ch->name);
 508         gtk_entry_set_text(GTK_ENTRY(customhdr.hdr_entry), ch->name);
 509
 510         entry_text = gtk_entry_get_text(GTK_ENTRY(customhdr.val_entry));
 511         if (entry_text[0] != '\0') {
 512                 ch->value = g_strdup(entry_text);
 513                 unfold_line(ch->value);
 514                 g_strstrip(ch->value);
 515                 gtk_entry_set_text(GTK_ENTRY(customhdr.val_entry), ch->value);
 516         }
 517
 518         ch_str = g_strdup_printf("%s: %s", ch->name,
 519                                  ch->value ? ch->value : "");
 520
 521         prefs_custom_header_list_view_insert_header
 522                 (customhdr.list_view, NULL, ch_str, ch);
 523
 524         g_free(ch_str);
 525
 526         prefs_custom_header_set_list(cur_ac);
 527
 528 }
 529
 530 static void prefs_custom_header_add_cb(void)
 531 {
 532         prefs_custom_header_list_view_set_row(cur_ac);
 533 }
 534
 535 static void prefs_custom_header_delete_cb(void)
 536 {
 537         GtkTreeIter sel;
 538         GtkTreeModel *model;
 539         CustomHeader *ch;
 540
 541         if (!gtk_tree_selection_get_selected(gtk_tree_view_get_selection
 542                                 (GTK_TREE_VIEW(customhdr.list_view)),
 543                                 &model, &sel))
 544                 return;
 545
 546         if (alertpanel(_("Delete header"),
 547                        _("Do you really want to delete this header?"),
 548                        _("Yes"), _("No"), NULL) != G_ALERTDEFAULT)
 549                 return;
 550
 551         gtk_tree_model_get(model, &sel,
 552                            CUSTHDR_DATA, &ch,
 553                            -1);
 554         gtk_list_store_remove(GTK_LIST_STORE(model), &sel);
 555
 556         cur_ac->customhdr_list = g_slist_remove(cur_ac->customhdr_list, ch);
 557
 558         custom_header_free(ch);
 559 }
 560
 561 static void prefs_custom_header_up(void)
 562 {
 563         GtkTreePath *prev, *sel;
 564         GtkTreeIter isel;
 565         GtkListStore *store;
 566         GtkTreeIter iprev;
 567
 568         if (!gtk_tree_selection_get_selected
 569                 (gtk_tree_view_get_selection
 570                         (GTK_TREE_VIEW(customhdr.list_view)),
 571                  (GtkTreeModel **) &store,
 572                  &isel))
 573                 return;
 574
 575         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 576         if (!sel)
 577                 return;
 578
 579         /* no move if we're at row 0... */
 580         prev = gtk_tree_path_copy(sel);
 581         if (!gtk_tree_path_prev(prev)) {
 582                 gtk_tree_path_free(prev);
 583                 gtk_tree_path_free(sel);
 584                 return;
 585         }
 586
 587         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 588                                 &iprev, prev);
 589         gtk_tree_path_free(sel);
 590         gtk_tree_path_free(prev);
 591
 592         gtk_list_store_swap(store, &iprev, &isel);
 593         prefs_custom_header_set_list(cur_ac);
 594 }
 595
 596 static void prefs_custom_header_down(void)
 597 {
 598         GtkListStore *store;
 599         GtkTreeIter next, sel;
 600
 601         if (!gtk_tree_selection_get_selected
 602                 (gtk_tree_view_get_selection
 603                         (GTK_TREE_VIEW(customhdr.list_view)),
 604                  (GtkTreeModel **) &store,
 605                  &sel))
 606                 return;
 607
 608         next = sel;
 609         if (!gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 610                 return;
 611
 612         gtk_list_store_swap(store, &next, &sel);
 613         prefs_custom_header_set_list(cur_ac);
 614 }
 615
 616 static gboolean prefs_custom_header_key_pressed(GtkWidget *widget,
 617                                                 GdkEventKey *event,
 618                                                 gpointer data)
 619 {
 620         if (event && event->keyval == GDK_Escape)
 621                 prefs_custom_header_cancel();
 622         return FALSE;
 623 }
 624
 625 static void prefs_custom_header_ok(void)
 626 {
 627         prefs_custom_header_write_config(cur_ac);
 628         gtk_widget_hide(customhdr.window);
 629 }
 630
 631 static void prefs_custom_header_cancel(void)
 632 {
 633         prefs_custom_header_read_config(cur_ac);
 634         gtk_widget_hide(customhdr.window);
 635 }
 636
 637 static gint prefs_custom_header_deleted(GtkWidget *widget, GdkEventAny *event,
 638                                         gpointer data)
 639 {
 640         prefs_custom_header_cancel();
 641         return TRUE;
 642 }
 643
 644 static GtkListStore* prefs_custom_header_create_data_store(void)
 645 {
 646         return gtk_list_store_new(N_CUSTHDR_COLUMNS,
 647                                   G_TYPE_STRING,
 648                                   G_TYPE_POINTER,
 649                                   -1);
 650 }
 651
 652 static void prefs_custom_header_list_view_insert_header(GtkWidget *list_view,
 653                                                         GtkTreeIter *row_iter,
 654                                                         gchar *header,
 655                                                         gpointer data)
 656 {
 657         GtkTreeIter iter;
 658         GtkListStore *list_store = GTK_LIST_STORE(gtk_tree_view_get_model
 659                                         (GTK_TREE_VIEW(list_view)));
 660
 661         if (row_iter == NULL) {
 662                 /* append new */
 663                 gtk_list_store_append(list_store, &iter);
 664                 gtk_list_store_set(list_store, &iter,
 665                                    CUSTHDR_STRING, header,
 666                                    CUSTHDR_DATA,   data,
 667                                    -1);
 668         } else {
 669                 /* change existing */
 670                 CustomHeader *old_data;
 671
 672                 gtk_tree_model_get(GTK_TREE_MODEL(list_store), row_iter,
 673                                    CUSTHDR_DATA, &old_data,
 674                                    -1);
 675
 676                 custom_header_free(old_data);
 677
 678                 gtk_list_store_set(list_store, row_iter,
 679                                    CUSTHDR_STRING, header,
 680                                    CUSTHDR_DATA, data,
 681                                    -1);
 682         }
 683 }
 684
 685 static GtkWidget *prefs_custom_header_list_view_create(void)
 686 {
 687         GtkTreeView *list_view;
 688         GtkTreeSelection *selector;
 689         GtkTreeModel *model;
 690
 691         model = GTK_TREE_MODEL(prefs_custom_header_create_data_store());
 692         list_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 693         g_object_unref(model);
 694
 695         gtk_tree_view_set_rules_hint(list_view, TRUE);
 696
 697         selector = gtk_tree_view_get_selection(list_view);
 698         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 699         gtk_tree_selection_set_select_function(selector, prefs_custom_header_selected,
 700                                                NULL, NULL);
 701
 702         /* create the columns */
 703         prefs_custom_header_create_list_view_columns(GTK_WIDGET(list_view));
 704
 705         return GTK_WIDGET(list_view);
 706 }
 707
 708 static void prefs_custom_header_create_list_view_columns(GtkWidget *list_view)
 709 {
 710         GtkTreeViewColumn *column;
 711         GtkCellRenderer *renderer;
 712
 713         renderer = gtk_cell_renderer_text_new();
 714         column = gtk_tree_view_column_new_with_attributes
 715                 (_("Current custom headers"),
 716                  renderer,
 717                  "text", CUSTHDR_STRING,
 718                  NULL);
 719         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 720 }
 721
 722 #define ENTRY_SET_TEXT(entry, str) \
 723         gtk_entry_set_text(GTK_ENTRY(entry), str ? str : "")
 724
 725 static gboolean prefs_custom_header_selected(GtkTreeSelection *selector,
 726                                              GtkTreeModel *model,
 727                                              GtkTreePath *path,
 728                                              gboolean currently_selected,
 729                                              gpointer data)
 730 {
 731         GtkTreeIter iter;
 732         CustomHeader *ch;
 733         CustomHeader default_ch = { 0, "", NULL };
 734
 735         if (currently_selected)
 736                 return TRUE;
 737
 738         if (!gtk_tree_model_get_iter(model, &iter, path))
 739                 return TRUE;
 740
 741         gtk_tree_model_get(model, &iter,
 742                            CUSTHDR_DATA, &ch,
 743                            -1);
 744
 745         if (!ch) ch = &default_ch;
 746
 747         ENTRY_SET_TEXT(customhdr.hdr_entry, ch->name);
 748         ENTRY_SET_TEXT(customhdr.val_entry, ch->value);
 749
 750         return TRUE;
 751 }
 752
 753 #undef ENTRY_SET_TEXT