src/prefs_display_header.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Claws Mail team
   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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 "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
  44 enum {
  45         PREFS_HDR_HEADER,
  46         PREFS_HDR_DATA,
  47         N_PREFS_HDR_COLUMNS
  48 };
  49
  50 static struct DisplayHeader {
  51         GtkWidget *window;
  52
  53         GtkWidget *ok_btn;
  54         GtkWidget *cancel_btn;
  55
  56         GtkWidget *hdr_combo;
  57         GtkWidget *key_check;
  58         GtkWidget *headers_list_view;
  59         GtkWidget *hidden_headers_list_view;
  60
  61         GtkWidget *other_headers;
  62 } dispheader;
  63
  64 /* widget creating functions */
  65 static void prefs_display_header_create (void);
  66
  67 static void prefs_display_header_set_dialog     (void);
  68 static void prefs_display_header_set_list       (void);
  69 static void prefs_display_header_list_view_set_row      (gboolean hidden);
  70
  71 /* callback functions */
  72 static void prefs_display_header_register_cb    (GtkButton      *btn,
  73                                                  gpointer        hidden_data);
  74 static void prefs_display_header_delete_cb      (GtkButton      *btn,
  75                                                  gpointer        list_view_data);
  76 static void prefs_display_header_up             (void);
  77 static void prefs_display_header_down           (void);
  78
  79 static gboolean prefs_display_header_key_pressed        (GtkWidget      *widget,
  80                                                          GdkEventKey    *event,
  81                                                          gpointer        data);
  82 static void prefs_display_header_ok             (void);
  83 static void prefs_display_header_cancel         (void);
  84 static gint prefs_display_header_deleted        (GtkWidget      *widget,
  85                                                  GdkEventAny    *event,
  86                                                  gpointer        data);
  87
  88
  89 static GtkListStore *prefs_display_header_create_store  (void);
  90 static void prefs_display_header_insert_header          (GtkListStore *store,
  91                                                          gchar *name,
  92                                                          DisplayHeaderProp *dp);
  93 static GtkWidget *prefs_display_header_list_view_create (const gchar *name);
  94 static void prefs_filtering_create_list_view_columns    (GtkWidget *list_view,
  95                                                          const gchar *name);
  96 static void headers_list_model_row_changed              (GtkTreeModel *model,
  97                                                          GtkTreePath *path,
  98                                                          GtkTreeIter *iter,
  99                                                          GtkTreeView *list_view);
 100 static void headers_list_model_rows_reordered           (GtkTreeModel *model,
 101                                                          GtkTreePath  *path,
 102                                                          GtkTreeIter  *iter,
 103                                                          gpointer      arg,
 104                                                          GtkTreeView  *list_view);
 105
 106 static void drag_begin  (GtkTreeView *list_view,
 107                          GdkDragContext *context,
 108                          gpointer data);
 109
 110 static void drag_end    (GtkTreeView *list_view,
 111                          GdkDragContext *context,
 112                          gpointer data);
 113
 114 static gchar *defaults[] =
 115 {
 116         "From",
 117         "To",
 118         "Cc",
 119         "Subject",
 120         "Date",
 121         "Reply-To",
 122         "Sender",
 123         "User-Agent",
 124         "X-Mailer",
 125         "Newsgroups",
 126         "Followup-To",
 127         "Organization",
 128         "X-Newsreader",
 129         "-Received",
 130         "-Message-ID",
 131         "-In-Reply-To",
 132         "-References",
 133         "-Mime-Version",
 134         "-Content-Type",
 135         "-Content-Transfer-Encoding",
 136         "-X-UIDL",
 137         "-Precedence",
 138         "-Status",
 139         "-Priority",
 140         "-X-Face"
 141 };
 142
 143 static void prefs_display_header_set_default(void)
 144 {
 145         gint i;
 146         DisplayHeaderProp *dp;
 147
 148         for(i = 0; i < sizeof(defaults) / sizeof(defaults[0]); i++) {
 149                 dp = display_header_prop_read_str(defaults[i]);
 150                 prefs_common.disphdr_list =
 151                         g_slist_append(prefs_common.disphdr_list, dp);
 152         }
 153 }
 154
 155 void prefs_display_header_open(void)
 156 {
 157         if (prefs_rc_is_readonly(DISPLAY_HEADER_RC))
 158                 return;
 159
 160         if (!dispheader.window) {
 161                 prefs_display_header_create();
 162         }
 163
 164         manage_window_set_transient(GTK_WINDOW(dispheader.window));
 165         gtk_widget_grab_focus(dispheader.ok_btn);
 166
 167         prefs_display_header_set_dialog();
 168
 169         gtk_widget_show(dispheader.window);
 170 }
 171
 172 static void prefs_display_header_create(void)
 173 {
 174         GtkWidget *window;
 175         GtkWidget *vbox;
 176         GtkWidget *btn_hbox;
 177         GtkWidget *ok_btn;
 178         GtkWidget *cancel_btn;
 179         GtkWidget *confirm_area;
 180
 181         GtkWidget *vbox1;
 182
 183         GtkWidget *hbox1;
 184         GtkWidget *hdr_label;
 185         GtkWidget *hdr_combo;
 186
 187         GtkWidget *btn_vbox;
 188         GtkWidget *reg_btn;
 189         GtkWidget *del_btn;
 190         GtkWidget *up_btn;
 191         GtkWidget *down_btn;
 192
 193         GtkWidget *list_view_hbox;
 194         GtkWidget *list_view_hbox1;
 195         GtkWidget *list_view_hbox2;
 196         GtkWidget *list_view_scrolledwin;
 197         GtkWidget *headers_list_view;
 198         GtkWidget *hidden_headers_list_view;
 199
 200         GtkWidget *checkbtn_other_headers;
 201         gint i;
 202
 203         debug_print("Creating display header setting window...\n");
 204
 205         window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 206         gtk_container_set_border_width (GTK_CONTAINER (window), 8);
 207         gtk_window_set_position (GTK_WINDOW (window), GTK_WIN_POS_CENTER);
 208         gtk_window_set_modal (GTK_WINDOW (window), TRUE);
 209         gtk_window_set_resizable(GTK_WINDOW (window), TRUE);
 210
 211         vbox = gtk_vbox_new (FALSE, 6);
 212         gtk_widget_show (vbox);
 213         gtk_container_add (GTK_CONTAINER (window), vbox);
 214
 215         btn_hbox = gtk_hbox_new (FALSE, 8);
 216         gtk_widget_show (btn_hbox);
 217         gtk_box_pack_end (GTK_BOX (vbox), btn_hbox, FALSE, FALSE, 0);
 218
 219         gtkut_stock_button_set_create(&confirm_area, &cancel_btn, GTK_STOCK_CANCEL,
 220                                       &ok_btn, GTK_STOCK_OK,
 221                                       NULL, NULL);
 222         gtk_widget_show (confirm_area);
 223         gtk_box_pack_end (GTK_BOX(btn_hbox), confirm_area, FALSE, FALSE, 0);
 224         gtk_widget_grab_default (ok_btn);
 225
 226         gtk_window_set_title (GTK_WINDOW(window),
 227                               _("Displayed header configuration"));
 228         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 229         g_signal_connect (G_OBJECT(window), "delete_event",
 230                           G_CALLBACK(prefs_display_header_deleted),
 231                           NULL);
 232         g_signal_connect (G_OBJECT(window), "key_press_event",
 233                           G_CALLBACK(prefs_display_header_key_pressed),
 234                           NULL);
 235         g_signal_connect (G_OBJECT(ok_btn), "clicked",
 236                           G_CALLBACK(prefs_display_header_ok),
 237                           NULL);
 238         g_signal_connect (G_OBJECT(cancel_btn), "clicked",
 239                           G_CALLBACK(prefs_display_header_cancel),
 240                           NULL);
 241
 242         vbox1 = gtk_vbox_new (FALSE, VSPACING);
 243         gtk_widget_show (vbox1);
 244         gtk_box_pack_start (GTK_BOX (vbox), vbox1, TRUE, TRUE, 0);
 245         gtk_container_set_border_width (GTK_CONTAINER (vbox1), 2);
 246
 247         hbox1 = gtk_hbox_new (FALSE, 8);
 248         gtk_widget_show (hbox1);
 249         gtk_box_pack_start (GTK_BOX (vbox1), hbox1, FALSE, TRUE, 0);
 250
 251         hdr_label = gtk_label_new (_("Header name"));
 252         gtk_widget_show (hdr_label);
 253         gtk_box_pack_start (GTK_BOX (hbox1), hdr_label, FALSE, FALSE, 0);
 254
 255         hdr_combo = gtk_combo_box_entry_new_text();
 256         for(i=0; i < 9 ; i++)
 257                 gtk_combo_box_append_text(GTK_COMBO_BOX (hdr_combo),
 258                         prefs_common.trans_hdr ? gettext(defaults[i]) : defaults[i]);
 259         gtk_combo_box_set_active(GTK_COMBO_BOX(hdr_combo), 0);
 260         gtk_widget_show (hdr_combo);
 261         gtk_box_pack_start (GTK_BOX (hbox1), hdr_combo, TRUE, TRUE, 0);
 262         gtk_widget_set_size_request (hdr_combo, 150, -1);
 263
 264         list_view_hbox = gtk_hbox_new (FALSE, 10);
 265         gtk_widget_show (list_view_hbox);
 266         gtk_box_pack_start (GTK_BOX (vbox1), list_view_hbox, TRUE, TRUE, 0);
 267
 268         /* display headers list */
 269
 270         list_view_hbox1 = gtk_hbox_new (FALSE, 8);
 271         gtk_widget_show (list_view_hbox1);
 272         gtk_box_pack_start (GTK_BOX (list_view_hbox), list_view_hbox1, TRUE, TRUE, 0);
 273
 274         list_view_scrolledwin = gtk_scrolled_window_new (NULL, NULL);
 275         gtk_widget_set_size_request (list_view_scrolledwin, 200, 210);
 276         gtk_widget_show (list_view_scrolledwin);
 277         gtk_box_pack_start (GTK_BOX (list_view_hbox1), list_view_scrolledwin,
 278                             TRUE, TRUE, 0);
 279         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (list_view_scrolledwin),
 280                                         GTK_POLICY_AUTOMATIC,
 281                                         GTK_POLICY_AUTOMATIC);
 282         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(list_view_scrolledwin),
 283                                             GTK_SHADOW_IN);
 284
 285         headers_list_view = prefs_display_header_list_view_create
 286                                 (_("Displayed Headers"));
 287         gtk_widget_show (headers_list_view);
 288         gtk_container_add(GTK_CONTAINER(list_view_scrolledwin), headers_list_view);
 289         gtk_tree_view_set_reorderable(GTK_TREE_VIEW(headers_list_view), TRUE);
 290
 291         g_signal_connect(G_OBJECT(headers_list_view), "drag_begin",
 292                          G_CALLBACK(drag_begin),
 293                          headers_list_view);
 294
 295         g_signal_connect(G_OBJECT(headers_list_view), "drag_end",
 296                          G_CALLBACK(drag_end),
 297                          headers_list_view);
 298
 299         /* connect rows change for this list view's model */
 300         g_signal_connect(G_OBJECT(gtk_tree_view_get_model(GTK_TREE_VIEW(headers_list_view))),
 301                          "rows-reordered",
 302                          G_CALLBACK(headers_list_model_rows_reordered),
 303                          headers_list_view);
 304
 305         btn_vbox = gtk_vbox_new (FALSE, 8);
 306         gtk_widget_show (btn_vbox);
 307         gtk_box_pack_start (GTK_BOX (list_view_hbox1), btn_vbox, FALSE, FALSE, 0);
 308
 309         reg_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 310         gtk_widget_show (reg_btn);
 311         gtk_box_pack_start (GTK_BOX (btn_vbox), reg_btn, FALSE, TRUE, 0);
 312         g_signal_connect (G_OBJECT (reg_btn), "clicked",
 313                           G_CALLBACK (prefs_display_header_register_cb),
 314                             GINT_TO_POINTER(FALSE));
 315         del_btn = gtk_button_new_from_stock (GTK_STOCK_REMOVE);
 316         gtk_widget_show (del_btn);
 317         gtk_box_pack_start (GTK_BOX (btn_vbox), del_btn, FALSE, TRUE, 0);
 318         g_signal_connect (G_OBJECT (del_btn), "clicked",
 319                           G_CALLBACK (prefs_display_header_delete_cb),
 320                           headers_list_view);
 321
 322         up_btn = gtk_button_new_from_stock (GTK_STOCK_GO_UP);
 323         gtk_widget_show (up_btn);
 324         gtk_box_pack_start (GTK_BOX (btn_vbox), up_btn, FALSE, FALSE, 0);
 325         g_signal_connect (G_OBJECT (up_btn), "clicked",
 326                           G_CALLBACK (prefs_display_header_up), NULL);
 327
 328         down_btn = gtk_button_new_from_stock (GTK_STOCK_GO_DOWN);
 329         gtk_widget_show (down_btn);
 330         gtk_box_pack_start (GTK_BOX (btn_vbox), down_btn, FALSE, FALSE, 0);
 331         g_signal_connect (G_OBJECT (down_btn), "clicked",
 332                           G_CALLBACK (prefs_display_header_down), NULL);
 333
 334         /* hidden headers list */
 335
 336         list_view_hbox2 = gtk_hbox_new (FALSE, 8);
 337         gtk_widget_show (list_view_hbox2);
 338         gtk_box_pack_start (GTK_BOX (list_view_hbox), list_view_hbox2, 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_hbox2), 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         hidden_headers_list_view = prefs_display_header_list_view_create
 352                                         (_("Hidden headers"));
 353         gtk_widget_show (hidden_headers_list_view);
 354         gtk_container_add (GTK_CONTAINER (list_view_scrolledwin),
 355                            hidden_headers_list_view);
 356
 357         btn_vbox = gtk_vbox_new (FALSE, 8);
 358         gtk_widget_show (btn_vbox);
 359         gtk_box_pack_start (GTK_BOX (list_view_hbox2), btn_vbox, FALSE, FALSE, 0);
 360
 361         reg_btn = gtk_button_new_from_stock (GTK_STOCK_ADD);
 362         gtk_widget_show (reg_btn);
 363         gtk_box_pack_start (GTK_BOX (btn_vbox), reg_btn, FALSE, TRUE, 0);
 364         g_signal_connect (G_OBJECT (reg_btn), "clicked",
 365                             G_CALLBACK
 366                             (prefs_display_header_register_cb),
 367                             GINT_TO_POINTER(TRUE));
 368         del_btn = gtk_button_new_from_stock (GTK_STOCK_DELETE);
 369         gtk_widget_show (del_btn);
 370         gtk_box_pack_start (GTK_BOX (btn_vbox), del_btn, FALSE, TRUE, 0);
 371         g_signal_connect (G_OBJECT       (del_btn), "clicked",
 372                             G_CALLBACK (prefs_display_header_delete_cb),
 373                             hidden_headers_list_view);
 374
 375
 376
 377         PACK_CHECK_BUTTON (vbox, checkbtn_other_headers,
 378                            _("Show all unspecified headers"));
 379         SET_TOGGLE_SENSITIVITY (checkbtn_other_headers, list_view_hbox2);
 380
 381         gtk_widget_show_all(window);
 382
 383         dispheader.window        = window;
 384         dispheader.ok_btn        = ok_btn;
 385         dispheader.cancel_btn    = cancel_btn;
 386
 387         dispheader.hdr_combo     = hdr_combo;
 388
 389         dispheader.headers_list_view        = headers_list_view;
 390         dispheader.hidden_headers_list_view = hidden_headers_list_view;
 391
 392         dispheader.other_headers = checkbtn_other_headers;
 393 }
 394
 395 void prefs_display_header_read_config(void)
 396 {
 397         gchar *rcpath;
 398         FILE *fp;
 399         gchar buf[PREFSBUFSIZE];
 400         DisplayHeaderProp *dp;
 401
 402         debug_print("Reading configuration for displaying headers...\n");
 403
 404         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 405                              DISPLAY_HEADER_RC, NULL);
 406         if ((fp = g_fopen(rcpath, "rb")) == NULL) {
 407                 if (ENOENT != errno) FILE_OP_ERROR(rcpath, "fopen");
 408                 g_free(rcpath);
 409                 prefs_common.disphdr_list = NULL;
 410                 prefs_display_header_set_default();
 411                 return;
 412         }
 413         g_free(rcpath);
 414
 415         /* remove all previous headers list */
 416         while (prefs_common.disphdr_list != NULL) {
 417                 dp = (DisplayHeaderProp *)prefs_common.disphdr_list->data;
 418                 display_header_prop_free(dp);
 419                 prefs_common.disphdr_list =
 420                         g_slist_remove(prefs_common.disphdr_list, dp);
 421         }
 422
 423         while (fgets(buf, sizeof(buf), fp) != NULL) {
 424                 g_strdelimit(buf, "\r\n", '\0');
 425                 dp = display_header_prop_read_str(buf);
 426                 if (dp)
 427                         prefs_common.disphdr_list =
 428                                 g_slist_append(prefs_common.disphdr_list, dp);
 429         }
 430
 431         fclose(fp);
 432 }
 433
 434 void prefs_display_header_write_config(void)
 435 {
 436         gchar *rcpath;
 437         PrefFile *pfile;
 438         GSList *cur;
 439
 440         debug_print("Writing configuration for displaying headers...\n");
 441
 442         rcpath = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
 443                              DISPLAY_HEADER_RC, NULL);
 444
 445         if ((pfile = prefs_write_open(rcpath)) == NULL) {
 446                 g_warning("failed to write configuration to file\n");
 447                 g_free(rcpath);
 448                 return;
 449         }
 450
 451         for (cur = prefs_common.disphdr_list; cur != NULL;
 452              cur = cur->next) {
 453                 DisplayHeaderProp *dp = (DisplayHeaderProp *)cur->data;
 454                 gchar *dpstr;
 455
 456                 dpstr = display_header_prop_get_str(dp);
 457                 if (fputs(dpstr, pfile->fp) == EOF ||
 458                     fputc('\n', pfile->fp) == EOF) {
 459                         FILE_OP_ERROR(rcpath, "fputs || fputc");
 460                         prefs_file_close_revert(pfile);
 461                         g_free(rcpath);
 462                         g_free(dpstr);
 463                         return;
 464                 }
 465                 g_free(dpstr);
 466         }
 467
 468         g_free(rcpath);
 469
 470         if (prefs_file_close(pfile) < 0) {
 471                 g_warning("failed to write configuration to file\n");
 472                 return;
 473         }
 474 }
 475
 476 static void prefs_display_header_set_dialog(void)
 477 {
 478         GtkTreeView *list_view = GTK_TREE_VIEW(dispheader.headers_list_view);
 479         GtkTreeView *hidden_list_view = GTK_TREE_VIEW(dispheader.hidden_headers_list_view);
 480         GSList *cur;
 481         GtkTreeModel *model_list, *model_hidden;
 482
 483         model_list = gtk_tree_view_get_model(list_view);
 484         model_hidden = gtk_tree_view_get_model(hidden_list_view);
 485
 486         gtk_list_store_clear(GTK_LIST_STORE(model_list));
 487         gtk_list_store_clear(GTK_LIST_STORE(model_hidden));
 488
 489         for (cur = prefs_common.disphdr_list; cur != NULL;
 490              cur = cur->next) {
 491                 DisplayHeaderProp *dp = (DisplayHeaderProp *)cur->data;
 492
 493                 if (dp->hidden)
 494                         prefs_display_header_insert_header(GTK_LIST_STORE
 495                                                 (model_hidden), dp->name, dp);
 496                 else
 497                         prefs_display_header_insert_header(GTK_LIST_STORE
 498                                                 (model_list), dp->name, dp);
 499         }
 500
 501         gtk_toggle_button_set_active
 502                 (GTK_TOGGLE_BUTTON(dispheader.other_headers),
 503                  prefs_common.show_other_header);
 504 }
 505
 506 static void prefs_display_header_set_list(void)
 507 {
 508         gint row = 0;
 509         DisplayHeaderProp *dp;
 510         GtkTreeModel *model;
 511         GtkTreeIter iter;
 512
 513         g_slist_free(prefs_common.disphdr_list);
 514         prefs_common.disphdr_list = NULL;
 515
 516         model = gtk_tree_view_get_model(GTK_TREE_VIEW(dispheader.headers_list_view));
 517         while (gtk_tree_model_iter_nth_child(model, &iter, NULL, row)) {
 518                 gtk_tree_model_get(model, &iter, PREFS_HDR_DATA, &dp, -1);
 519                 if (dp)
 520                         prefs_common.disphdr_list =
 521                                 g_slist_append(prefs_common.disphdr_list, dp);
 522                 row++;
 523         }
 524
 525         model = gtk_tree_view_get_model
 526                         (GTK_TREE_VIEW(dispheader.hidden_headers_list_view));
 527         row = 0;
 528         while (gtk_tree_model_iter_nth_child(model, &iter, NULL, row)) {
 529                 gtk_tree_model_get(model, &iter, PREFS_HDR_DATA, &dp, -1);
 530                 if (dp)
 531                         prefs_common.disphdr_list =
 532                                 g_slist_append(prefs_common.disphdr_list, dp);
 533                 row++;
 534         }
 535 }
 536
 537 static gint prefs_display_header_find_header(GtkTreeView *list_view,
 538                                              const gchar *header)
 539 {
 540         gint row = 0;
 541         DisplayHeaderProp *dp;
 542         GtkTreeModel *model;
 543         GtkTreeIter iter;
 544
 545         model = gtk_tree_view_get_model(list_view);
 546         while (gtk_tree_model_iter_nth_child(model, &iter, NULL, row)) {
 547                 gtk_tree_model_get(model, &iter, PREFS_HDR_DATA, &dp, -1);
 548                 if (dp && g_ascii_strcasecmp(dp->name, header) == 0)
 549                         return row;
 550                 row++;
 551         }
 552
 553         return -1;
 554 }
 555
 556 static void prefs_display_header_list_view_set_row(gboolean hidden)
 557 {
 558         GtkTreeView *list_view;
 559         DisplayHeaderProp *dp;
 560         const gchar *entry_text;
 561         GtkTreeModel *model;
 562
 563         entry_text = gtk_combo_box_get_active_text(GTK_COMBO_BOX(dispheader.hdr_combo));
 564         if (entry_text[0] == '\0') {
 565                 alertpanel_error(_("Header name is not set."));
 566                 return;
 567         }
 568
 569         if (hidden)
 570                 list_view = GTK_TREE_VIEW(dispheader.hidden_headers_list_view);
 571         else
 572                 list_view = GTK_TREE_VIEW(dispheader.headers_list_view);
 573
 574         if (prefs_display_header_find_header(list_view, entry_text) != -1) {
 575                 alertpanel_error(_("This header is already in the list."));
 576                 return;
 577         }
 578
 579         dp = g_new0(DisplayHeaderProp, 1);
 580
 581         dp->name = g_strdup(entry_text);
 582         dp->hidden = hidden;
 583
 584         model = gtk_tree_view_get_model(list_view);
 585         prefs_display_header_insert_header(GTK_LIST_STORE(model),
 586                                            dp->name, dp);
 587
 588         prefs_display_header_set_list();
 589 }
 590
 591 static void prefs_display_header_register_cb(GtkButton *btn,
 592                                              gpointer hidden_data)
 593 {
 594         prefs_display_header_list_view_set_row(GPOINTER_TO_INT(hidden_data));
 595 }
 596
 597 static void prefs_display_header_delete_cb(GtkButton *btn, gpointer list_view_data)
 598 {
 599         GtkTreeView *list_view = GTK_TREE_VIEW(list_view_data);
 600         DisplayHeaderProp *dp;
 601         GtkListStore *store = GTK_LIST_STORE(gtk_tree_view_get_model(list_view));
 602         GtkTreeSelection *selection = gtk_tree_view_get_selection(list_view);
 603         GtkTreeIter iter;
 604
 605         if (!gtk_tree_selection_get_selected(selection, NULL, &iter))
 606                 return;
 607
 608         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, PREFS_HDR_DATA, &dp, -1);
 609         if (!dp)
 610                 return;
 611
 612         prefs_common.disphdr_list =
 613                 g_slist_remove(prefs_common.disphdr_list, dp);
 614         display_header_prop_free(dp);
 615         gtk_list_store_remove(store, &iter);
 616 }
 617
 618 static void prefs_display_header_up(void)
 619 {
 620         GtkTreePath *prev, *sel, *try;
 621         GtkTreeIter isel;
 622         GtkListStore *store = NULL;
 623         GtkTreeModel *model = NULL;
 624         GtkTreeIter iprev;
 625
 626         if (!gtk_tree_selection_get_selected
 627                 (gtk_tree_view_get_selection
 628                         (GTK_TREE_VIEW(dispheader.headers_list_view)),
 629                  &model,
 630                  &isel))
 631                 return;
 632         store = (GtkListStore *)model;
 633         sel = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &isel);
 634         if (!sel)
 635                 return;
 636
 637         /* no move if we're at row 0... */
 638         try = gtk_tree_path_copy(sel);
 639         if (!gtk_tree_path_prev(try)) {
 640                 gtk_tree_path_free(try);
 641                 gtk_tree_path_free(sel);
 642                 return;
 643         }
 644
 645         prev = try;
 646         gtk_tree_model_get_iter(GTK_TREE_MODEL(store),
 647                                 &iprev, prev);
 648         gtk_list_store_swap(store, &iprev, &isel);
 649
 650         gtk_tree_path_free(sel);
 651         gtk_tree_path_free(prev);
 652 }
 653
 654 static void prefs_display_header_down(void)
 655 {
 656         GtkListStore *store = NULL;
 657         GtkTreeModel *model = NULL;
 658         GtkTreeIter next, sel;
 659         GtkTreePath *try;
 660
 661         if (!gtk_tree_selection_get_selected
 662                 (gtk_tree_view_get_selection
 663                         (GTK_TREE_VIEW(dispheader.headers_list_view)),
 664                  &model,
 665                  &sel))
 666                 return;
 667         store = (GtkListStore *)model;
 668         try = gtk_tree_model_get_path(GTK_TREE_MODEL(store), &sel);
 669         if (!try)
 670                 return;
 671
 672         next = sel;
 673         if (gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &next))
 674                 gtk_list_store_swap(store, &next, &sel);
 675
 676         gtk_tree_path_free(try);
 677 }
 678
 679 static gboolean prefs_display_header_key_pressed(GtkWidget *widget,
 680                                              GdkEventKey *event,
 681                                              gpointer data)
 682 {
 683         if (event && event->keyval == GDK_Escape)
 684                 prefs_display_header_cancel();
 685         return FALSE;
 686 }
 687
 688 static void prefs_display_header_ok(void)
 689 {
 690         prefs_common.show_other_header =
 691                 gtk_toggle_button_get_active
 692                         (GTK_TOGGLE_BUTTON(dispheader.other_headers));
 693         prefs_display_header_write_config();
 694         gtk_widget_hide(dispheader.window);
 695 }
 696
 697 static void prefs_display_header_cancel(void)
 698 {
 699         prefs_display_header_read_config();
 700         gtk_widget_hide(dispheader.window);
 701 }
 702
 703 static gint prefs_display_header_deleted(GtkWidget *widget, GdkEventAny *event,
 704                                          gpointer data)
 705 {
 706         prefs_display_header_cancel();
 707         return TRUE;
 708 }
 709
 710 static GtkListStore *prefs_display_header_create_store(void)
 711 {
 712         return gtk_list_store_new(N_PREFS_HDR_COLUMNS,
 713                                   G_TYPE_STRING,
 714                                   G_TYPE_POINTER,
 715                                   -1);
 716 }
 717
 718 static void prefs_display_header_insert_header(GtkListStore *store,
 719                                                gchar *name,
 720                                                DisplayHeaderProp *dp)
 721 {
 722         GtkTreeIter iter;
 723
 724         /* add new */
 725         gtk_list_store_append(store, &iter);
 726         gtk_list_store_set(store, &iter,
 727                            PREFS_HDR_HEADER,
 728                            prefs_common.trans_hdr ? gettext(name) : name,
 729                            PREFS_HDR_DATA, dp,
 730                            -1);
 731 }
 732
 733 static GtkWidget *prefs_display_header_list_view_create(const gchar *name)
 734 {
 735         GtkWidget *list_view;
 736         GtkTreeSelection *selector;
 737         GtkTreeModel *model;
 738
 739         model = GTK_TREE_MODEL(prefs_display_header_create_store());
 740         list_view = gtk_tree_view_new_with_model(model);
 741         g_object_unref(G_OBJECT(model));
 742
 743         gtk_tree_view_set_rules_hint(GTK_TREE_VIEW(list_view),
 744                                      prefs_common.use_stripes_everywhere);
 745
 746         selector = gtk_tree_view_get_selection(GTK_TREE_VIEW(list_view));
 747         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 748
 749         prefs_filtering_create_list_view_columns(GTK_WIDGET(list_view), name);
 750
 751         return list_view;
 752 }
 753
 754 static void prefs_filtering_create_list_view_columns(GtkWidget *list_view,
 755                                                      const gchar *name)
 756 {
 757         GtkTreeViewColumn *column;
 758         GtkCellRenderer *renderer;
 759
 760         renderer = gtk_cell_renderer_text_new();
 761         column = gtk_tree_view_column_new_with_attributes
 762                 (name, renderer, "text", PREFS_HDR_HEADER, NULL);
 763         gtk_tree_view_append_column(GTK_TREE_VIEW(list_view), column);
 764 }
 765
 766 /*!
 767  *\brief        Called as a result of a drag & drop
 768  */
 769 static void headers_list_model_row_changed(GtkTreeModel *model,
 770                                            GtkTreePath *path,
 771                                            GtkTreeIter *iter,
 772                                            GtkTreeView *list_view)
 773 {
 774         prefs_display_header_set_list();
 775 }
 776
 777 /*!
 778  *\brief        Called as a result of a gtk_list_store_swap()
 779  */
 780 static void headers_list_model_rows_reordered(GtkTreeModel *model,
 781                                               GtkTreePath  *path,
 782                                               GtkTreeIter  *iter,
 783                                               gpointer      arg,
 784                                               GtkTreeView  *list_view)
 785 {
 786         prefs_display_header_set_list();
 787 }
 788
 789 static void drag_begin(GtkTreeView *list_view,
 790                       GdkDragContext *context,
 791                       gpointer data)
 792 {
 793         /* XXX unfortunately a completed drag & drop does not emit
 794          * a "rows_reordered" signal, but a "row_changed" signal.
 795          * So during drag and drop, listen to "row_changed", and
 796          * update the account list accordingly */
 797
 798         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
 799         g_signal_connect(G_OBJECT(model), "row_changed",
 800                          G_CALLBACK(headers_list_model_row_changed),
 801                          list_view);
 802 }
 803
 804 static void drag_end(GtkTreeView *list_view,
 805                     GdkDragContext *context,
 806                     gpointer data)
 807 {
 808         GtkTreeModel *model = gtk_tree_view_get_model(list_view);
 809         g_signal_handlers_disconnect_by_func(G_OBJECT(model),
 810                                              G_CALLBACK(headers_list_model_row_changed),
 811                                              list_view);
 812 }
 813