src/prefs_display_header.c

   1 /*
   2  * Claws Mail -- a GTK based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2024 the Claws Mail team and 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 3 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, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifdef HAVE_CONFIG_H
  20 #  include "config.h"
  21 #include "claws-features.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 "prefs_gtk.h"
  36 #include "prefs_display_header.h"
  37 #include "prefs_common.h"
  38 #include "manage_window.h"
  39 #include "alertpanel.h"
  40 #include "displayheader.h"
  41 #include "utils.h"
  42 #include "gtkutils.h"
  43 #include "file-utils.h"
  44
  45 enum {
  46         PREFS_HDR_HEADER,
  47         PREFS_HDR_DATA,
  48         N_PREFS_HDR_COLUMNS
  49 };
  50
  51 static struct DisplayHeader {
  52         GtkWidget *window;
  53
  54         GtkWidget *ok_btn;
  55         GtkWidget *cancel_btn;
  56
  57         GtkWidget *hdr_combo;
  58         GtkWidget *key_check;
  59         GtkWidget *headers_list_view;
  60         GtkWidget *hidden_headers_list_view;
  61
  62         GtkWidget *other_headers;
  63 } dispheader;
  64
  65 /* widget creating functions */
  66 static void prefs_display_header_create (void);
  67
  68 static void prefs_display_header_set_dialog     (void);
  69 static void prefs_display_header_set_list       (void);
  70 static void prefs_display_header_list_view_set_row      (gboolean hidden);
  71
  72 /* callback functions */
  73 static void prefs_display_header_register_cb    (GtkButton      *btn,
  74                                                  gpointer        hidden_data);
  75 static void prefs_display_header_delete_cb      (GtkButton      *btn,
  76                                                  gpointer        list_view_data);
  77 static void prefs_display_header_up             (void);
  78 static void prefs_display_header_down           (void);
  79
  80 static gboolean prefs_display_header_key_pressed        (GtkWidget      *widget,
  81                                                          GdkEventKey    *event,
  82                                                          gpointer        data);
  83 static void prefs_display_header_ok             (void);
  84 static void prefs_display_header_cancel         (void);
  85 static gint prefs_display_header_deleted        (GtkWidget      *widget,
  86                                                  GdkEventAny    *event,
  87                                                  gpointer        data);
  88
  89
  90 static GtkListStore *prefs_display_header_create_store  (void);
  91 static void prefs_display_header_insert_header          (GtkListStore *store,
  92                                                          gchar *name,
  93                                                          DisplayHeaderProp *dp);
  94 static GtkWidget *prefs_display_header_list_view_create (const gchar *name);
  95 static void prefs_filtering_create_list_view_columns    (GtkWidget *list_view,
  96                                                          const gchar *name);
  97 static void headers_list_model_rows_reordered           (GtkTreeModel *model,
  98                                                          GtkTreePath  *path,
  99                                                          GtkTreeIter  *iter,
 100                                                          gpointer      arg,
 101                                                          GtkTreeView  *list_view);
 102
 103 static void drag_end    (GtkTreeView *list_view,
 104                          GdkDragContext *context,
 105                          gpointer data);
 106
 107 #ifndef GENERIC_UMPC
 108 static gchar *defaults[] =
 109 {
 110         "From",
 111         "To",
 112         "Cc",
 113         "Bcc",
 114         "Subject",
 115         "Date",
 116         "Reply-To",
 117         "Sender",
 118         "User-Agent",
 119         "X-Mailer",
 120         "Newsgroups",
 121         "Followup-To",
 122         "Organization",
 123         "X-Newsreader",
 124         "-Received",
 125         "-Message-ID",
 126         "-In-Reply-To",
 127         "-References",
 128         "-MIME-Version",
 129         "-Content-Type",
 130         "-Content-Transfer-Encoding",
 131         "-X-UIDL",
 132         "-Precedence",
 133         "-Status",
 134         "-Priority",
 135         "-X-Face"
 136 };
 137 #else
 138 static gchar *defaults[] =
 139 {
 140         "From",
 141         "To",
 142         "Cc",
 143         "Bcc",
 144         "Subject",
 145         "Date",
 146         "Newsgroups",
 147         "Followup-To",
 148         "-Reply-To",
 149         "-Sender",
 150         "-User-Agent",
 151         "-X-Mailer",
 152         "-Organization",
 153         "-X-Newsreader",
 154         "-Received",
 155         "-Message-ID",
 156         "-In-Reply-To",
 157         "-References",
 158         "-MIME-Version",
 159         "-Content-Type",
 160         "-Content-Transfer-Encoding",
 161         "-X-UIDL",
 162         "-Precedence",
 163         "-Status",
 164         "-Priority",
 165         "-X-Face"
 166 };
 167 #endif
 168 static void prefs_display_header_set_default(void)
 169 {
 170         gint i;
 171         DisplayHeaderProp *dp;
 172
 173         for(i = 0; i < sizeof(defaults) / sizeof(defaults[0]); i++) {
 174                 dp = display_header_prop_read_str(defaults[i]);
 175                 prefs_common.disphdr_list =
 176                         g_slist_append(prefs_common.disphdr_list, dp);
 177         }
 178 }
 179
 180 void prefs_display_header_open(void)
 181 {
 182         if (prefs_rc_is_readonly(DISPLAY_HEADER_RC))
 183                 return;
 184
 185         if (!dispheader.window) {
 186                 prefs_display_header_create();
 187         }
 188
 189         manage_window_set_transient(GTK_WINDOW(dispheader.window));
 190         gtk_widget_grab_focus(dispheader.ok_btn);
 191
 192         prefs_display_header_set_dialog();
 193
 194         gtk_widget_show(dispheader.window);
 195         gtk_window_set_modal(GTK_WINDOW(dispheader.window), TRUE);
 196 }
 197
 198 static void prefs_display_header_create(void)
 199 {
 200         GtkWidget *window;
 201         GtkWidget *vbox;
 202         GtkWidget *btn_hbox;
 203         GtkWidget *ok_btn;
 204         GtkWidget *cancel_btn;
 205         GtkWidget *confirm_area;
 206
 207         GtkWidget *vbox1;
 208
 209         GtkWidget *hbox1;
 210         GtkWidget *hdr_label;
 211         GtkWidget *hdr_combo;
 212
 213         GtkWidget *btn_vbox;
 214         GtkWidget *reg_btn;
 215         GtkWidget *del_btn;
 216         GtkWidget *up_btn;
 217         GtkWidget *down_btn;
 218
 219         GtkWidget *list_view_hbox;
 220         GtkWidget *list_view_hbox1;
 221         GtkWidget *list_view_hbox2;
 222         GtkWidget *list_view_scrolledwin;
 223         GtkWidget *headers_list_view;
 224         GtkWidget *hidden_headers_list_view;
 225
 226         GtkWidget *checkbtn_other_headers;
 227         gint i;
 228
 229         debug_print("Creating display header setting window...\n");
 230
 231         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefs_display_header");
 232         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 233         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 234         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 235         gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
 236
 237         vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 6);
 238         gtk_widget_show (vbox);
 239         gtk_container_add (GTK_CONTAINER (window), vbox);
 240
 241         btn_hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 8);
 242         gtk_widget_show (btn_hbox);
 243         gtk_box_pack_end (GTK_BOX (vbox), btn_hbox, FALSE, FALSE, 0);
 244
 245         gtkut_stock_button_set_create(&confirm_area, &cancel_btn, NULL, _("_Cancel"),
 246                                       &ok_btn, NULL, _("_OK"), NULL, NULL, NULL);
 247         gtk_widget_show (confirm_area);
 248         gtk_box_pack_end (GTK_BOX(btn_hbox), confirm_area, FALSE, FALSE, 0);
 249         gtk_widget_grab_default (ok_btn);
 250
 251         gtk_window_set_title (GTK_WINDOW(window),
 252                               _("Displayed header configuration"));
 253         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 254         g_signal_connect (G_OBJECT(window), "delete_event",
 255                           G_CALLBACK(prefs_display_header_deleted),
 256                           NULL);
 257         g_signal_connect (G_OBJECT(window), "key_press_event",
 258                           G_CALLBACK(prefs_display_header_key_pressed),
 259                           NULL);
 260         g_signal_connect (G_OBJECT(ok_btn), "clicked",
 261                           G_CALLBACK(prefs_display_header_ok),
 262                           NULL);
 263         g_signal_connect (G_OBJECT(cancel_btn), "clicked",
 264                           G_CALLBACK(prefs_display_header_cancel),
 265                           NULL);
 266
 267         vbox1 = gtk_box_new(GTK_ORIENTATION_VERTICAL, VSPACING);
 268         gtk_widget_show (vbox1);
 269         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 270         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 271
 272         hbox1 = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 8);
 273         gtk_widget_show (hbox1);
 274         gtk_box_pack_start (GTK_BOX (vbox1), hbox1, FALSE, TRUE, 0);
 275
 276         hdr_label = gtk_label_new (_("Header name"));
 277         gtk_widget_show (hdr_label);
 278         gtk_box_pack_start (GTK_BOX (hbox1), hdr_label, FALSE, FALSE, 0);
 279
 280         hdr_combo = gtk_combo_box_text_new_with_entry();
 281         for(i=0; i < 9 ; i++)
 282                 gtk_combo_box_text_append_text(GTK_COMBO_BOX_TEXT (hdr_combo),
 283                         (*defaults[i] == '-') ? defaults[i]+1 : defaults[i]);
 284         gtk_combo_box_set_active(GTK_COMBO_BOX(hdr_combo), 0);
 285         gtk_widget_show (hdr_combo);
 286         gtk_box_pack_start (GTK_BOX (hbox1), hdr_combo, TRUE, TRUE, 0);
 287         gtk_widget_set_size_request (hdr_combo, 150, -1);
 288
 289         list_view_hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 10);
 290         gtk_widget_show (list_view_hbox);
 291         gtk_box_pack_start (GTK_BOX (vbox1), list_view_hbox, TRUE, TRUE, 0);
 292
 293         /* hidden headers list */
 294
 295         list_view_hbox2 = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 8);
 296         gtk_widget_show (list_view_hbox2);
 297         gtk_box_pack_start (GTK_BOX (list_view_hbox), list_view_hbox2, TRUE, TRUE, 0);
 298
 299         list_view_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 300         gtk_widget_set_size_request (list_view_scrolledwin, 200, 210);
 301         gtk_widget_show (list_view_scrolledwin);
 302         gtk_box_pack_start (GTK_BOX (list_view_hbox2), list_view_scrolledwin,
 303                             TRUE, TRUE, 0);
 304         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (list_view_scrolledwin),
 305                                         GTK_POLICY_AUTOMATIC,
 306                                         GTK_POLICY_AUTOMATIC);
 307         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(list_view_scrolledwin),
 308                                             GTK_SHADOW_IN);
 309
 310         hidden_headers_list_view = prefs_display_header_list_view_create
 311                                         (_("Hidden headers"));
 312         gtk_widget_show (hidden_headers_list_view);
 313         gtk_container_add (GTK_CONTAINER (list_view_scrolledwin),
 314                            hidden_headers_list_view);
 315
 316         btn_vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 8);
 317         gtk_widget_show (btn_vbox);
 318         gtk_box_pack_start (GTK_BOX (list_view_hbox2), btn_vbox, FALSE, FALSE, 0);
 319
 320         reg_btn = gtkut_stock_button("list-add", _("_Add"));
 321         gtk_widget_show (reg_btn);
 322         gtk_box_pack_start (GTK_BOX (btn_vbox), reg_btn, FALSE, TRUE, 0);
 323         g_signal_connect (G_OBJECT (reg_btn), "clicked",
 324                             G_CALLBACK
 325                             (prefs_display_header_register_cb),
 326                             GINT_TO_POINTER(TRUE));
 327         del_btn = gtkut_stock_button("edit-delete", _("_Delete"));
 328         gtk_widget_show (del_btn);
 329         gtk_box_pack_start (GTK_BOX (btn_vbox), del_btn, FALSE, TRUE, 0);
 330         g_signal_connect (G_OBJECT       (del_btn), "clicked",
 331                             G_CALLBACK (prefs_display_header_delete_cb),
 332                             hidden_headers_list_view);
 333
 334         /* display headers list */
 335
 336         list_view_hbox1 = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 8);
 337         gtk_widget_show (list_view_hbox1);
 338         gtk_box_pack_start (GTK_BOX (list_view_hbox), list_view_hbox1, TRUE, TRUE, 0);
 339
 340         list_view_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 341         gtk_widget_set_size_request (list_view_scrolledwin, 200, 210);
 342         gtk_widget_show (list_view_scrolledwin);
 343         gtk_box_pack_start (GTK_BOX (list_view_hbox1), list_view_scrolledwin,
 344                             TRUE, TRUE, 0);
 345         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (list_view_scrolledwin),
 346                                         GTK_POLICY_AUTOMATIC,
 347                                         GTK_POLICY_AUTOMATIC);
 348         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(list_view_scrolledwin),
 349                                             GTK_SHADOW_IN);
 350
 351         headers_list_view = prefs_display_header_list_view_create
 352                                 (_("Displayed Headers"));
 353         gtk_widget_show (headers_list_view);
 354         gtk_container_add(GTK_CONTAINER(list_view_scrolledwin), headers_list_view);
 355         gtk_tree_view_set_reorderable(GTK_TREE_VIEW(headers_list_view), TRUE);
 356
 357         g_signal_connect(G_OBJECT(headers_list_view), "drag_end",
 358                          G_CALLBACK(drag_end),
 359                          headers_list_view);
 360
 361         /* connect rows change for this list view's model */
 362         g_signal_connect(G_OBJECT(gtk_tree_view_get_model(GTK_TREE_VIEW(headers_list_view))),
 363                          "rows-reordered",
 364                          G_CALLBACK(headers_list_model_rows_reordered),
 365                          headers_list_view);
 366
 367         btn_vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 8);
 368         gtk_widget_show (btn_vbox);
 369         gtk_box_pack_start (GTK_BOX (list_view_hbox1), btn_vbox, FALSE, FALSE, 0);
 370
 371         reg_btn = gtkut_stock_button("list-add", _("_Add"));
 372         gtk_widget_show (reg_btn);
 373         gtk_box_pack_start (GTK_BOX (btn_vbox), reg_btn, FALSE, TRUE, 0);
 374         g_signal_connect (G_OBJECT (reg_btn), "clicked",
 375                           G_CALLBACK (prefs_display_header_register_cb),
 376                             GINT_TO_POINTER(FALSE));
 377         del_btn = gtkut_stock_button("list-remove", _("_Remove"));
 378         gtk_widget_show (del_btn);
 379         gtk_box_pack_start (GTK_BOX (btn_vbox), del_btn, FALSE, TRUE, 0);
 380         g_signal_connect (G_OBJECT (del_btn), "clicked",
 381                           G_CALLBACK (prefs_display_header_delete_cb),
 382                           headers_list_view);
 383
 384         up_btn = gtkut_stock_button("go-up", _("_Up"));
 385         gtk_widget_show (up_btn);
 386         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 387         g_signal_connect (G_OBJECT (up_btn), "clicked",
 388                           G_CALLBACK (prefs_display_header_up), NULL);
 389
 390         down_btn = gtkut_stock_button("go-down", _("_Down"));
 391         gtk_widget_show (down_btn);
 392         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 393         g_signal_connect (G_OBJECT (down_btn), "clicked",
 394                           G_CALLBACK (prefs_display_header_down), NULL);
 395
 396         PACK_CHECK_BUTTON (vbox, checkbtn_other_headers,
 397                            _("Show all unspecified headers"));
 398         SET_TOGGLE_SENSITIVITY (checkbtn_other_headers, list_view_hbox2);
 399
 400         gtk_widget_show_all(window);
 401
 402         dispheader.window        = window;
 403         dispheader.ok_btn        = ok_btn;
 404         dispheader.cancel_btn    = cancel_btn;
 405
 406         dispheader.hdr_combo     = hdr_combo;
 407
 408         dispheader.headers_list_view        = headers_list_view;
 409         dispheader.hidden_headers_list_view = hidden_headers_list_view;
 410
 411         dispheader.other_headers = checkbtn_other_headers;
 412 }
 413
 414 void prefs_display_header_read_config(void)
 415 {
 416         gchar *rcpath;
 417         FILE *fp;
 418         gchar buf[PREFSBUFSIZE];
 419         DisplayHeaderProp *dp;
 420
 421         debug_print("Reading configuration for displaying headers...\n");
 422
 423         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 424                              DISPLAY_HEADER_RC, NULL);
 425         if ((fp = claws_fopen(rcpath, "rb")) == NULL) {
 426                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "claws_fopen");
 427                 g_free(rcpath);
 428                 prefs_common.disphdr_list = NULL;
 429                 prefs_display_header_set_default();
 430                 return;
 431         }
 432         g_free(rcpath);
 433
 434         /* remove all previous headers list */
 435         while (prefs_common.disphdr_list != NULL) {
 436                 dp = (DisplayHeaderProp *)prefs_common.disphdr_list->data;
 437                 prefs_common.disphdr_list =
 438                         g_slist_remove(prefs_common.disphdr_list, dp);
 439                 display_header_prop_free(dp);
 440         }
 441
 442         while (claws_fgets(buf, sizeof(buf), fp) != NULL) {
 443                 g_strdelimit(buf, "\r\n", '\0');
 444                 dp = display_header_prop_read_str(buf);
 445                 if (dp)
 446                         prefs_common.disphdr_list =
 447                                 g_slist_append(prefs_common.disphdr_list, dp);
 448         }
 449
 450         claws_fclose(fp);
 451 }
 452
 453 static void prefs_display_header_write_config(void)
 454 {
 455         gchar *rcpath;
 456         PrefFile *pfile;
 457         GSList *cur;
 458
 459         debug_print("Writing configuration for displaying headers...\n");
 460
 461         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 462                              DISPLAY_HEADER_RC, NULL);
 463
 464         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 465                 g_warning("failed to write configuration to file");
 466                 g_free(rcpath);
 467                 return;
 468         }
 469
 470         for (cur = prefs_common.disphdr_list; cur != NULL;
 471              cur = cur->next) {
 472                 DisplayHeaderProp *dp = (DisplayHeaderProp *)cur->data;
 473                 gchar *dpstr;
 474
 475                 dpstr = display_header_prop_get_str(dp);
 476                 if (claws_fputs(dpstr, pfile->fp) == EOF ||
 477                     claws_fputc('\n', pfile->fp) == EOF) {
 478                         FILE_OP_ERROR(rcpath, "claws_fputs || claws_fputc");
 479                         prefs_file_close_revert(pfile);
 480                         g_free(rcpath);
 481                         g_free(dpstr);
 482                         return;
 483                 }
 484                 g_free(dpstr);
 485         }
 486
 487         g_free(rcpath);
 488
 489         if (prefs_file_close(pfile) < 0) {
 490                 g_warning("failed to write configuration to file");
 491                 return;
 492         }
 493 }
 494
 495 static void prefs_display_header_set_dialog(void)
 496 {
 497         GtkTreeView *list_view = GTK_TREE_VIEW(dispheader.headers_list_view);
 498         GtkTreeView *hidden_list_view = GTK_TREE_VIEW(dispheader.hidden_headers_list_view);
 499         GSList *cur;
 500         GtkTreeModel *model_list, *model_hidden;
 501
 502         model_list = gtk_tree_view_get_model(list_view);
 503         model_hidden = gtk_tree_view_get_model(hidden_list_view);
 504
 505         gtk_list_store_clear(GTK_LIST_STORE(model_list));
 506         gtk_list_store_clear(GTK_LIST_STORE(model_hidden));
 507
 508         for (cur = prefs_common.disphdr_list; cur != NULL;
 509              cur = cur->next) {
 510                 DisplayHeaderProp *dp = (DisplayHeaderProp *)cur->data;
 511
 512                 if (dp->hidden)
 513                         prefs_display_header_insert_header(GTK_LIST_STORE
 514                                                 (model_hidden), dp->name, dp);
 515                 else
 516                         prefs_display_header_insert_header(GTK_LIST_STORE
 517                                                 (model_list), dp->name, dp);
 518         }
 519
 520         gtk_toggle_button_set_active
 521                 (GTK_TOGGLE_BUTTON(dispheader.other_headers),
 522                  prefs_common.show_other_header);
 523 }
 524
 525 static void prefs_display_header_set_list(void)
 526 {
 527         gint row = 0;
 528         DisplayHeaderProp *dp;
 529         GtkTreeModel *model;
 530         GtkTreeIter iter;
 531
 532         g_slist_free(prefs_common.disphdr_list);
 533         prefs_common.disphdr_list = NULL;
 534
 535         model = gtk_tree_view_get_model(GTK_TREE_VIEW(dispheader.headers_list_view));
 536         while (gtk_tree_model_iter_nth_child(model, &iter, NULL, row)) {
 537                 gtk_tree_model_get(model, &iter, PREFS_HDR_DATA, &dp, -1);
 538                 if (dp)
 539                         prefs_common.disphdr_list =
 540                                 g_slist_append(prefs_common.disphdr_list, dp);
 541                 row++;
 542         }
 543
 544         model = gtk_tree_view_get_model
 545                         (GTK_TREE_VIEW(dispheader.hidden_headers_list_view));
 546         row = 0;
 547         while (gtk_tree_model_iter_nth_child(model, &iter, NULL, row)) {
 548                 gtk_tree_model_get(model, &iter, PREFS_HDR_DATA, &dp, -1);
 549                 if (dp)
 550                         prefs_common.disphdr_list =
 551                                 g_slist_append(prefs_common.disphdr_list, dp);
 552                 row++;
 553         }
 554 }
 555
 556 static gint prefs_display_header_find_header(GtkTreeView *list_view,
 557                                              const gchar *header)
 558 {
 559         gint row = 0;
 560         DisplayHeaderProp *dp;
 561         GtkTreeModel *model;
 562         GtkTreeIter iter;
 563
 564         model = gtk_tree_view_get_model(list_view);
 565         while (gtk_tree_model_iter_nth_child(model, &iter, NULL, row)) {
 566                 gtk_tree_model_get(model, &iter, PREFS_HDR_DATA, &dp, -1);
 567                 if (dp && g_ascii_strcasecmp(dp->name, header) == 0)
 568                         return row;
 569                 row++;
 570         }
 571
 572         return -1;
 573 }
 574
 575 static void prefs_display_header_list_view_set_row(gboolean hidden)
 576 {
 577         GtkTreeView *list_view;
 578         DisplayHeaderProp *dp;
 579         gchar *entry_text;
 580         GtkTreeModel *model;
 581
 582         entry_text = gtk_combo_box_text_get_active_text(GTK_COMBO_BOX_TEXT(dispheader.hdr_combo));
 583         if (!entry_text)
 584                 entry_text = gtk_editable_get_chars(
 585                                 GTK_EDITABLE(gtk_bin_get_child(GTK_BIN(dispheader.hdr_combo))),0,-1);
 586         if (!entry_text || entry_text[0] == '\0') {
 587                 alertpanel_error(_("Header name is not set."));
 588                 return;
 589         }
 590
 591         if (hidden)
 592                 list_view = GTK_TREE_VIEW(dispheader.hidden_headers_list_view);
 593         else
 594                 list_view = GTK_TREE_VIEW(dispheader.headers_list_view);
 595
 596         if (prefs_display_header_find_header(list_view, entry_text) != -1) {
 597                 alertpanel_error(_("This header is already in the list."));
 598                 return;
 599         }
 600
 601         dp = g_new0(DisplayHeaderProp, 1);
 602
 603         dp->name = g_strdup(entry_text);
 604         dp->hidden = hidden;
 605
 606         model = gtk_tree_view_get_model(list_view);
 607         prefs_display_header_insert_header(GTK_LIST_STORE(model),
 608                                            dp->name, dp);
 609
 610         prefs_display_header_set_list();
 611
 612         g_free(entry_text);
 613 }
 614
 615 static void prefs_display_header_register_cb(GtkButton *btn,
 616                                              gpointer hidden_data)
 617 {
 618         prefs_display_header_list_view_set_row(GPOINTER_TO_INT(hidden_data));
 619 }
 620
 621 static void prefs_display_header_delete_cb(GtkButton *btn, gpointer list_view_data)
 622 {
 623         GtkTreeView *list_view = GTK_TREE_VIEW(list_view_data);
 624         DisplayHeaderProp *dp;
 625         GtkListStore *store = GTK_LIST_STORE(gtk_tree_view_get_model(list_view));
 626         GtkTreeSelection *selection = gtk_tree_view_get_selection(list_view);
 627         GtkTreeIter iter;
 628
 629         if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
 630                 return;
 631
 632         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, PREFS_HDR_DATA, &dp, -1);
 633         if (!dp)
 634                 return;
 635
 636         prefs_common.disphdr_list =
 637                 g_slist_remove(prefs_common.disphdr_list, dp);
 638         display_header_prop_free(dp);
 639         gtk_list_store_remove(store, &iter);
 640 }
 641
 642 static void prefs_display_header_up(void)
 643 {
 644         GtkTreePath *prev, *sel, *try;
 645         GtkTreeIter isel;
 646         GtkListStore *store = NULL;
 647         GtkTreeModel *model = NULL;
 648         GtkTreeIter iprev;
 649
 650         if (!gtk_tree_selection_get_selected
 651                 (gtk_tree_view_get_selection
 652                         (GTK_TREE_VIEW(dispheader.headers_list_view)),
 653                  &model,
 654                  &isel))
 655                 return;
 656         store = (GtkListStore *)model;
 657         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 658         if (!sel)
 659                 return;
 660
 661         /* no move if we're at row 0... */
 662         try = gtk_tree_path_copy(sel);
 663         if (!gtk_tree_path_prev(try)) {
 664                 gtk_tree_path_free(try);
 665                 gtk_tree_path_free(sel);
 666                 return;
 667         }
 668
 669         prev = try;
 670         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 671                                 &iprev, prev);
 672         gtk_list_store_swap(store, &iprev, &isel);
 673
 674         gtk_tree_path_free(sel);
 675         gtk_tree_path_free(prev);
 676 }
 677
 678 static void prefs_display_header_down(void)
 679 {
 680         GtkListStore *store = NULL;
 681         GtkTreeModel *model = NULL;
 682         GtkTreeIter next, sel;
 683         GtkTreePath *try;
 684
 685         if (!gtk_tree_selection_get_selected
 686                 (gtk_tree_view_get_selection
 687                         (GTK_TREE_VIEW(dispheader.headers_list_view)),
 688                  &model,
 689                  &sel))
 690                 return;
 691         store = (GtkListStore *)model;
 692         try = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &sel);
 693         if (!try)
 694                 return;
 695
 696         next = sel;
 697         if (gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 698                 gtk_list_store_swap(store, &next, &sel);
 699
 700         gtk_tree_path_free(try);
 701 }
 702
 703 static gboolean prefs_display_header_key_pressed(GtkWidget *widget,
 704                                              GdkEventKey *event,
 705                                              gpointer data)
 706 {
 707         if (event && event->keyval == GDK_KEY_Escape)
 708                 prefs_display_header_cancel();
 709         return FALSE;
 710 }
 711
 712 static void prefs_display_header_ok(void)
 713 {
 714         prefs_common.show_other_header =
 715                 gtk_toggle_button_get_active
 716                         (GTK_TOGGLE_BUTTON(dispheader.other_headers));
 717         prefs_display_header_write_config();
 718         gtk_widget_hide(dispheader.window);
 719         gtk_window_set_modal(GTK_WINDOW(dispheader.window), FALSE);
 720 }
 721
 722 static void prefs_display_header_cancel(void)
 723 {
 724         prefs_display_header_read_config();
 725         gtk_widget_hide(dispheader.window);
 726         gtk_window_set_modal(GTK_WINDOW(dispheader.window), FALSE);
 727 }
 728
 729 static gint prefs_display_header_deleted(GtkWidget *widget, GdkEventAny *event,
 730                                          gpointer data)
 731 {
 732         prefs_display_header_cancel();
 733         return TRUE;
 734 }
 735
 736 static GtkListStore *prefs_display_header_create_store(void)
 737 {
 738         return gtk_list_store_new(N_PREFS_HDR_COLUMNS,
 739                                   G_TYPE_STRING,
 740                                   G_TYPE_POINTER,
 741                                   -1);
 742 }
 743
 744 static void prefs_display_header_insert_header(GtkListStore *store,
 745                                                gchar *name,
 746                                                DisplayHeaderProp *dp)
 747 {
 748         GtkTreeIter iter;
 749
 750         /* add new */
 751         gtk_list_store_append(store, &iter);
 752         gtk_list_store_set(store, &iter,
 753                            PREFS_HDR_HEADER,
 754                            name,
 755                            PREFS_HDR_DATA, dp,
 756                            -1);
 757 }
 758
 759 static GtkWidget *prefs_display_header_list_view_create(const gchar *name)
 760 {
 761         GtkWidget *list_view;
 762         GtkTreeSelection *selector;
 763         GtkTreeModel *model;
 764
 765         model = GTK_TREE_MODEL(prefs_display_header_create_store());
 766         list_view = gtk_tree_view_new_with_model(model);
 767         g_object_unref(G_OBJECT(model));
 768
 769         selector = gtk_tree_view_get_selection(GTK_TREE_VIEW(list_view));
 770         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 771
 772         prefs_filtering_create_list_view_columns(GTK_WIDGET(list_view), name);
 773
 774         return list_view;
 775 }
 776
 777 static void prefs_filtering_create_list_view_columns(GtkWidget *list_view,
 778                                                      const gchar *name)
 779 {
 780         GtkTreeViewColumn *column;
 781         GtkCellRenderer *renderer;
 782
 783         renderer = gtk_cell_renderer_text_new();
 784         column = gtk_tree_view_column_new_with_attributes
 785                 (name, renderer, "text", PREFS_HDR_HEADER, NULL);
 786         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 787 }
 788
 789 /*!
 790  *\brief        Called as a result of a gtk_list_store_swap()
 791  */
 792 static void headers_list_model_rows_reordered(GtkTreeModel *model,
 793                                               GtkTreePath  *path,
 794                                               GtkTreeIter  *iter,
 795                                               gpointer      arg,
 796                                               GtkTreeView  *list_view)
 797 {
 798         prefs_display_header_set_list();
 799 }
 800
 801 /*!
 802  *\brief        Called as a result of a drag & drop
 803  */
 804 static void drag_end(GtkTreeView *list_view,
 805                     GdkDragContext *context,
 806                     gpointer data)
 807 {
 808         prefs_display_header_set_list();
 809 }
 810