git.maemo.org Git - modest/blob - src/modest-tny-header-tree-view.c

   1
   2 /* modest-tny-header-tree-view.c
   3  */
   4 #include <glib/gi18n.h>
   5 #include "modest-tny-header-tree-view.h"
   6 #include <tny-list-iface.h>
   7 #include <string.h>
   8
   9 #include <modest-icon-names.h>
  10 #include "modest-icon-factory.h"
  11
  12 /* 'private'/'protected' functions */
  13 static void modest_tny_header_tree_view_class_init  (ModestTnyHeaderTreeViewClass *klass);
  14 static void modest_tny_header_tree_view_init        (ModestTnyHeaderTreeView *obj);
  15 static void modest_tny_header_tree_view_finalize    (GObject *obj);
  16
  17 static void selection_changed (GtkTreeSelection *sel, gpointer user_data);
  18 static void column_clicked (GtkTreeViewColumn *treeviewcolumn, gpointer user_data);
  19
  20 enum {
  21         MESSAGE_SELECTED_SIGNAL,
  22         LAST_SIGNAL
  23 };
  24
  25 typedef struct _ModestTnyHeaderTreeViewPrivate ModestTnyHeaderTreeViewPrivate;
  26 struct _ModestTnyHeaderTreeViewPrivate {
  27
  28         TnyMsgFolderIface *tny_msg_folder;
  29         TnyListIface      *headers;
  30
  31         GSList *columns;
  32
  33         ModestTnyHeaderTreeViewStyle style;
  34 };
  35 #define MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  36                                                          MODEST_TYPE_TNY_HEADER_TREE_VIEW, \
  37                                                          ModestTnyHeaderTreeViewPrivate))
  38 /* globals */
  39 static GObjectClass *parent_class = NULL;
  40
  41 /* uncomment the following if you have defined any signals */
  42 static guint signals[LAST_SIGNAL] = {0};
  43
  44 GType
  45 modest_tny_header_tree_view_get_type (void)
  46 {
  47         static GType my_type = 0;
  48         if (!my_type) {
  49                 static const GTypeInfo my_info = {
  50                         sizeof(ModestTnyHeaderTreeViewClass),
  51                         NULL,           /* base init */
  52                         NULL,           /* base finalize */
  53                         (GClassInitFunc) modest_tny_header_tree_view_class_init,
  54                         NULL,           /* class finalize */
  55                         NULL,           /* class data */
  56                         sizeof(ModestTnyHeaderTreeView),
  57                         1,              /* n_preallocs */
  58                         (GInstanceInitFunc) modest_tny_header_tree_view_init,
  59                 };
  60                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
  61                                                   "ModestTnyHeaderTreeView",
  62                                                   &my_info, 0);
  63         }
  64         return my_type;
  65 }
  66
  67 static void
  68 modest_tny_header_tree_view_class_init (ModestTnyHeaderTreeViewClass *klass)
  69 {
  70         GObjectClass *gobject_class;
  71         gobject_class = (GObjectClass*) klass;
  72
  73         parent_class            = g_type_class_peek_parent (klass);
  74         gobject_class->finalize = modest_tny_header_tree_view_finalize;
  75
  76         g_type_class_add_private (gobject_class, sizeof(ModestTnyHeaderTreeViewPrivate));
  77
  78         signals[MESSAGE_SELECTED_SIGNAL] =
  79                 g_signal_new ("message_selected",
  80                               G_TYPE_FROM_CLASS (gobject_class),
  81                               G_SIGNAL_RUN_FIRST,
  82                               G_STRUCT_OFFSET (ModestTnyHeaderTreeViewClass,message_selected),
  83                               NULL, NULL,
  84                               g_cclosure_marshal_VOID__POINTER,
  85                               G_TYPE_NONE, 1, G_TYPE_POINTER);
  86 }
  87
  88
  89
  90
  91
  92 static void
  93 msgtype_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer,
  94                    GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer user_data)
  95 {
  96         TnyMsgHeaderFlags flags;
  97         GdkPixbuf *pixbuf;
  98
  99         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 100                             &flags, -1);
 101
 102         if (flags & TNY_MSG_HEADER_FLAG_DELETED)
 103                 pixbuf = modest_icon_factory_get_icon (MODEST_HEADER_ICON_DELETED);
 104         else if (flags & TNY_MSG_HEADER_FLAG_SEEN)
 105                 pixbuf = modest_icon_factory_get_icon (MODEST_HEADER_ICON_READ);
 106         else
 107                 pixbuf = modest_icon_factory_get_icon (MODEST_HEADER_ICON_UNREAD);
 108         if (pixbuf)
 109                 g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf, NULL);
 110 }
 111
 112 static void
 113 attach_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer,
 114                   GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer user_data)
 115 {
 116         TnyMsgHeaderFlags flags;
 117         GdkPixbuf *pixbuf = NULL;
 118
 119         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 120                             &flags, -1);
 121
 122         if (flags & TNY_MSG_HEADER_FLAG_ATTACHMENTS) {
 123                 pixbuf = modest_icon_factory_get_icon (MODEST_HEADER_ICON_ATTACH);
 124                 if (pixbuf)
 125                         g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf, NULL);
 126         }
 127 }
 128
 129
 130
 131 static void
 132 header_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 133                   GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 134 {
 135         TnyMsgHeaderFlags flags;
 136
 137         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 138                             &flags, -1);
 139
 140         g_object_set (G_OBJECT(renderer),
 141                       "weight", (flags & TNY_MSG_HEADER_FLAG_SEEN) ? 400: 800,
 142                       "style",  (flags & TNY_MSG_HEADER_FLAG_DELETED) ?
 143                                  PANGO_STYLE_ITALIC : PANGO_STYLE_NORMAL,
 144                       NULL);
 145 }
 146
 147
 148
 149 static void
 150 sender_receiver_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 151                             GtkTreeModel *tree_model,  GtkTreeIter *iter,  gboolean is_sender)
 152 {
 153         GObject *rendobj;
 154         TnyMsgHeaderFlags flags;
 155         gchar *addr1, *addr2;
 156         gint sender_receiver_col;
 157
 158         if (is_sender)
 159                 sender_receiver_col = TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN;
 160         else
 161                 sender_receiver_col = TNY_MSG_HEADER_LIST_MODEL_TO_COLUMN;
 162
 163         gtk_tree_model_get (tree_model, iter,
 164                             sender_receiver_col,  &addr1,
 165                             TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags,
 166                             -1);
 167
 168         /* simplistic --> remove <email@address> from display */
 169         addr2 = g_strstr_len (addr1, strlen(addr1), "<");
 170         if (addr2)
 171                 addr2[0]='\0';
 172
 173         g_object_set (G_OBJECT(renderer),
 174                       "text", addr1,
 175                       "weight", (flags & TNY_MSG_HEADER_FLAG_SEEN) ? 400 : 800,
 176                       "style",  (flags & TNY_MSG_HEADER_FLAG_DELETED) ? PANGO_STYLE_ITALIC : PANGO_STYLE_NORMAL,
 177                       NULL);
 178
 179         g_free (addr1);
 180 }
 181
 182
 183 /* not reentrant/thread-safe */
 184 const gchar*
 185 display_date (time_t date)
 186 {
 187         struct tm date_tm, now_tm;
 188         time_t now;
 189
 190         const gint buf_size = 64;
 191         static gchar date_buf[64]; /* buf_size is not ... */
 192         static gchar now_buf[64];  /* ...const enough... */
 193
 194         now = time (NULL);
 195
 196         localtime_r(&now, &now_tm);
 197         localtime_r(&date, &date_tm);
 198
 199         /* get today's date */
 200         strftime (date_buf, buf_size, "%x", &date_tm);
 201         strftime (now_buf,  buf_size, "%x",  &now_tm);  /* today */
 202
 203         /* if this is today, get the time instead of the date */
 204         if (strcmp (date_buf, now_buf) == 0)
 205                 strftime (date_buf, buf_size, _("%X"), &date_tm);
 206
 207         return date_buf;
 208 }
 209
 210
 211
 212 compact_header_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 213                            GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 214 {
 215         GObject *rendobj;
 216         TnyMsgHeaderFlags flags;
 217         gchar *from, *subject;
 218         gchar *address;
 219         gchar *header;
 220         time_t date;
 221
 222         gtk_tree_model_get (tree_model, iter,
 223                             TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags,
 224                             TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,  &from,
 225                             TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN, &subject,
 226                             TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_TIME_T_COLUMN, &date,
 227                             -1);
 228         rendobj = G_OBJECT(renderer);
 229
 230         /* simplistic --> remove <email@address> from display */
 231         address = g_strstr_len (from, strlen(from), "<");
 232         if (address)
 233                 address[0]='\0'; /* set a new endpoint */
 234
 235         header = g_strdup_printf ("%s %s\n%s", from,
 236                                   display_date(date), subject);
 237         g_object_set (G_OBJECT(renderer),
 238                       "text",  header,
 239                       "weight", (flags & TNY_MSG_HEADER_FLAG_SEEN) ? 400: 800,
 240                       "style",  (flags & TNY_MSG_HEADER_FLAG_DELETED) ?
 241                                  PANGO_STYLE_ITALIC : PANGO_STYLE_NORMAL,
 242                       NULL);
 243         g_free (header);
 244         g_free (from);
 245         g_free (subject);
 246 }
 247
 248
 249 static GtkTreeViewColumn*
 250 get_new_column (const gchar *name, GtkCellRenderer *renderer,
 251                 gboolean resizable, gint sort_col_id, gboolean show_as_text,
 252                 GtkTreeCellDataFunc cell_data_func, gpointer user_data)
 253 {
 254         GtkTreeViewColumn *column;
 255
 256         column =  gtk_tree_view_column_new_with_attributes(name, renderer, NULL);
 257         gtk_tree_view_column_set_resizable (column, resizable);
 258
 259         if (show_as_text)
 260                 gtk_tree_view_column_add_attribute (column, renderer, "text",
 261                                                     sort_col_id);
 262         if (sort_col_id >= 0)
 263                 gtk_tree_view_column_set_sort_column_id (column, sort_col_id);
 264
 265         gtk_tree_view_column_set_sort_indicator (column, FALSE);
 266         gtk_tree_view_column_set_reorderable (column, TRUE);
 267
 268         if (cell_data_func)
 269                 gtk_tree_view_column_set_cell_data_func(column, renderer, cell_data_func,
 270                                                         user_data, NULL);
 271
 272 /*      g_signal_connect (G_OBJECT (column), "clicked", */
 273 /*                        G_CALLBACK (column_clicked), obj);  */
 274
 275         return column;
 276 }
 277
 278
 279
 280
 281 static void
 282 remove_all_columns (ModestTnyHeaderTreeView *obj)
 283 {
 284         GList *columns, *cursor;
 285
 286         columns = gtk_tree_view_get_columns (GTK_TREE_VIEW(obj));
 287
 288         for (cursor = columns; cursor; cursor = cursor->next)
 289                 gtk_tree_view_remove_column (GTK_TREE_VIEW(obj),
 290                                              GTK_TREE_VIEW_COLUMN(cursor->data));
 291         g_list_free (columns);
 292 }
 293
 294
 295
 296
 297 static void
 298 init_columns (ModestTnyHeaderTreeView *obj)
 299 {
 300         GtkTreeViewColumn *column;
 301         GtkCellRenderer *renderer_msgtype,
 302                 *renderer_header,
 303                 *renderer_attach;
 304
 305         ModestTnyHeaderTreeViewPrivate *priv;
 306         GSList *cursor;
 307
 308         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(obj);
 309
 310         renderer_msgtype = gtk_cell_renderer_pixbuf_new ();
 311         renderer_attach  = gtk_cell_renderer_pixbuf_new ();
 312         renderer_header = gtk_cell_renderer_text_new ();
 313
 314         remove_all_columns (obj);
 315
 316         for (cursor = priv->columns; cursor; cursor = cursor->next) {
 317                 ModestTnyHeaderTreeViewColumn col =
 318                         (ModestTnyHeaderTreeViewColumn) GPOINTER_TO_INT(cursor->data);
 319
 320                 switch (col) {
 321
 322                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_MSGTYPE:
 323
 324                         column = get_new_column (_("M"), renderer_msgtype, FALSE,
 325                                                  TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 326                                                  FALSE, (GtkTreeCellDataFunc)msgtype_cell_data,
 327                                                  NULL);
 328                         break;
 329
 330                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_ATTACH:
 331
 332                         column = get_new_column (_("A"), renderer_attach, FALSE,
 333                                                  TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 334                                                  FALSE, (GtkTreeCellDataFunc)attach_cell_data,
 335                                                  NULL);
 336                         break;
 337
 338                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_RECEIVED_DATE:
 339                         column = get_new_column (_("Received"), renderer_header, TRUE,
 340                                                  TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 341                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data,
 342                                                  NULL);
 343                         break;
 344
 345                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_FROM:
 346                         column = get_new_column (_("From"), renderer_header, TRUE,
 347                                                  TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 348                                                  TRUE, (GtkTreeCellDataFunc)sender_receiver_cell_data,
 349                                                  GINT_TO_POINTER(TRUE));
 350                         break;
 351
 352                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_TO:
 353                         column = get_new_column (_("To"), renderer_header, TRUE,
 354                                                  TNY_MSG_HEADER_LIST_MODEL_TO_COLUMN,
 355                                                  TRUE, (GtkTreeCellDataFunc)sender_receiver_cell_data,
 356                                                  GINT_TO_POINTER(FALSE));
 357                         break;
 358
 359                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_COMPACT_HEADER:
 360                         column = get_new_column (_("Header"), renderer_header, TRUE,
 361                                                  TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 362                                                  TRUE, (GtkTreeCellDataFunc)compact_header_cell_data,
 363                                                  NULL);
 364                         break;
 365
 366                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SUBJECT:
 367                         column = get_new_column (_("Subject"), renderer_header, TRUE,
 368                                                  TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 369                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data,
 370                                                  NULL);
 371                         break;
 372
 373
 374                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SENT_DATE:
 375                         column = get_new_column (_("Sent"), renderer_header, TRUE,
 376                                                  TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 377                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data,
 378                                                  NULL);
 379                         break;
 380                 }
 381                 gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 382         }
 383 }
 384
 385
 386
 387
 388
 389 static void
 390 modest_tny_header_tree_view_init (ModestTnyHeaderTreeView *obj)
 391 {
 392
 393 }
 394
 395 static void
 396 modest_tny_header_tree_view_finalize (GObject *obj)
 397 {
 398         ModestTnyHeaderTreeView        *self;
 399         ModestTnyHeaderTreeViewPrivate *priv;
 400         int i;
 401
 402         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 403         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 404
 405         if (priv->headers)
 406                 g_object_unref (G_OBJECT(priv->headers));
 407
 408         priv->headers = NULL;
 409         priv->tny_msg_folder    = NULL;
 410 }
 411
 412 GtkWidget*
 413 modest_tny_header_tree_view_new (TnyMsgFolderIface *folder,
 414                                  GSList *columns,
 415                                  ModestTnyHeaderTreeViewStyle style)
 416 {
 417         GObject *obj;
 418         GtkTreeSelection *sel;
 419         ModestTnyHeaderTreeView *self;
 420
 421         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_HEADER_TREE_VIEW, NULL));
 422         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 423
 424         if (!modest_tny_header_tree_view_set_folder (self, NULL)) {
 425                 g_warning ("could not set the folder");
 426                 g_object_unref (obj);
 427                 return NULL;
 428         }
 429
 430         modest_tny_header_tree_view_set_style   (self, style);
 431         modest_tny_header_tree_view_set_columns (self, columns);
 432
 433         /* all cols */
 434         gtk_tree_view_set_headers_visible   (GTK_TREE_VIEW(obj), TRUE);
 435         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), TRUE);
 436
 437         gtk_tree_view_set_rules_hint (GTK_TREE_VIEW(obj),
 438                                       TRUE); /* alternating row colors */
 439
 440         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 441         g_signal_connect (sel, "changed",
 442                           G_CALLBACK(selection_changed), self);
 443
 444         return GTK_WIDGET(self);
 445 }
 446
 447 gboolean
 448 modest_tny_header_tree_view_set_columns (ModestTnyHeaderTreeView *self, GSList *columns)
 449 {
 450         ModestTnyHeaderTreeViewPrivate *priv;
 451         GSList *cursor;
 452
 453         g_return_val_if_fail (self, FALSE);
 454
 455         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 456
 457         g_slist_free (priv->columns);
 458
 459         for (cursor = columns; cursor; cursor = cursor->next) {
 460                 ModestTnyHeaderTreeViewColumn col =
 461                         (ModestTnyHeaderTreeViewColumn) GPOINTER_TO_INT(cursor->data);
 462                 if (0 > col || col >= MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM)
 463                         g_warning ("invalid column in column list");
 464                 else
 465                         priv->columns = g_slist_append (priv->columns, cursor->data);
 466         }
 467
 468         init_columns (self); /* redraw them */
 469         return TRUE;
 470 }
 471
 472
 473
 474 const GSList*
 475 modest_tny_header_tree_view_get_columns (ModestTnyHeaderTreeView *self)
 476 {
 477         ModestTnyHeaderTreeViewPrivate *priv;
 478         GSList *cursor;
 479
 480         g_return_val_if_fail (self, FALSE);
 481
 482         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 483         return priv->columns;
 484 }
 485
 486
 487
 488
 489 gboolean
 490 modest_tny_header_tree_view_set_style (ModestTnyHeaderTreeView *self,
 491                                        ModestTnyHeaderTreeViewStyle style)
 492 {
 493         g_return_val_if_fail (self, FALSE);
 494         g_return_val_if_fail (style >= 0 && style < MODEST_TNY_HEADER_TREE_VIEW_STYLE_NUM,
 495                               FALSE);
 496
 497         MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self)->style = style;
 498
 499         return TRUE;
 500 }
 501
 502 ModestTnyHeaderTreeViewStyle
 503 modest_tny_header_tree_view_get_style (ModestTnyHeaderTreeView *self)
 504 {
 505         g_return_val_if_fail (self, FALSE);
 506
 507         return MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self)->style;
 508 }
 509
 510
 511
 512 /* get the length of any prefix that should be ignored for sorting */
 513 static int
 514 get_prefix_len (const gchar *sub)
 515 {
 516         int i = 0;
 517         const static gchar* prefix[] = {"Re:", "RE:", "Fwd:", "FWD:", "FW:", NULL};
 518
 519         if (sub[0] != 'R' && sub[0] != 'F') /* optimization */
 520                 return 0;
 521
 522         while (prefix[i]) {
 523                 if (g_str_has_prefix(sub, prefix[i])) {
 524                         int prefix_len = strlen(prefix[i]);
 525                         if (sub[prefix_len] == ' ')
 526                                 ++prefix_len; /* ignore space after prefix as well */
 527                         return prefix_len;
 528                 }
 529                 ++i;
 530         }
 531         return 0;
 532 }
 533
 534
 535 static gint
 536 cmp_normalized_subject (const gchar* s1, const gchar *s2)
 537 {
 538         /* FIXME: utf8 */
 539         return strcmp (s1 + get_prefix_len(s1),
 540                        s2 + get_prefix_len(s2));
 541 }
 542
 543
 544 static gint
 545 cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
 546           gpointer user_data)
 547 {
 548         gint col_id = GPOINTER_TO_INT (user_data);
 549         gint t1, t2;
 550         gint val1, val2;
 551         gchar *s1, *s2;
 552         gint cmp;
 553
 554         g_return_val_if_fail (GTK_IS_TREE_MODEL(tree_model), -1);
 555
 556         switch (col_id) {
 557
 558                 /* first one, we decide based on the time */
 559         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_COMPACT_HEADER:
 560         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_RECEIVED_DATE:
 561                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_TIME_T_COLUMN,
 562                                     &t1,-1);
 563                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_TIME_T_COLUMN,
 564                                     &t2,-1);
 565                 return t1 - t2;
 566
 567         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SENT_DATE:
 568                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN,
 569                                     &t1,-1);
 570                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN,
 571                                     &t2,-1);
 572                 return t1 - t2;
 573
 574
 575                 /* next ones, we try the search criteria first, if they're the same, then we use 'sent date' */
 576         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SUBJECT: {
 577
 578                 gtk_tree_model_get (tree_model, iter1,
 579                                     TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN, &s1,
 580                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t1,
 581                                     -1);
 582                 gtk_tree_model_get (tree_model, iter2,
 583                                     TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN, &s2,
 584                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t2,
 585                                     -1);
 586
 587                 cmp = cmp_normalized_subject(s1, s2);
 588
 589                 g_free (s1);
 590                 g_free (s2);
 591
 592                 return cmp ? cmp : t1 - t2;
 593         }
 594
 595         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_FROM:
 596
 597                 gtk_tree_model_get (tree_model, iter1,
 598                                     TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN, &s1,
 599                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t1,
 600                                     -1);
 601                 gtk_tree_model_get (tree_model, iter2,
 602                                     TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN, &s2,
 603                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t2,
 604                                     -1);
 605                 cmp = strcmp (s1, s2);
 606                 g_free (s1);
 607                 g_free (s2);
 608
 609                 return cmp ? cmp : t1 - t2;
 610
 611         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_TO:
 612
 613                 gtk_tree_model_get (tree_model, iter1,
 614                                     TNY_MSG_HEADER_LIST_MODEL_TO_COLUMN, &s1,
 615                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t1,
 616                                     -1);
 617                 gtk_tree_model_get (tree_model, iter2,
 618                                     TNY_MSG_HEADER_LIST_MODEL_TO_COLUMN, &s2,
 619                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t2,
 620                                     -1);
 621                 cmp = strcmp (s1, s2);
 622                 g_free (s1);
 623                 g_free (s2);
 624
 625                 return cmp ? cmp : t1 - t2;
 626
 627         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_ATTACH:
 628
 629                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &val1,
 630                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t1, -1);
 631                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &val2,
 632                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t2, -1);
 633
 634                 cmp = (val1 & TNY_MSG_HEADER_FLAG_ATTACHMENTS) - (val2 & TNY_MSG_HEADER_FLAG_ATTACHMENTS);
 635
 636                 return cmp ? cmp : t1 - t2;
 637
 638         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_MSGTYPE:
 639                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &val1,
 640                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t1,-1);
 641                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &val2,
 642                                     TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t2,-1);
 643                 cmp =  (val1 & TNY_MSG_HEADER_FLAG_SEEN) - (val2 & TNY_MSG_HEADER_FLAG_SEEN);
 644
 645                 return cmp ? cmp : t1 - t2;
 646
 647         default:
 648                 return &iter1 - &iter2; /* oughhhh  */
 649         }
 650 }
 651
 652
 653
 654 gboolean
 655 modest_tny_header_tree_view_set_folder (ModestTnyHeaderTreeView *self,
 656                                         TnyMsgFolderIface *folder)
 657 {
 658         int i;
 659         GtkTreeModel *oldsortable, *sortable, *oldmodel;
 660         ModestTnyHeaderTreeViewPrivate *priv;
 661
 662         g_return_val_if_fail (self, FALSE);
 663
 664         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 665
 666         if (folder) {
 667                 GSList *col;
 668
 669                 priv->headers = TNY_LIST_IFACE(tny_msg_header_list_model_new ());
 670                 tny_msg_folder_iface_get_headers (folder, priv->headers,
 671                                                   FALSE);
 672                 tny_msg_header_list_model_set_folder (TNY_MSG_HEADER_LIST_MODEL(priv->headers),
 673                                                       folder, TRUE);
 674
 675                 oldsortable = gtk_tree_view_get_model(GTK_TREE_VIEW (self));
 676                 if (oldsortable && GTK_IS_TREE_MODEL_SORT(oldsortable)) {
 677                         GtkTreeModel *oldmodel = gtk_tree_model_sort_get_model
 678                                 (GTK_TREE_MODEL_SORT(oldsortable));
 679                         if (oldmodel)
 680                                 g_object_unref (G_OBJECT(oldmodel));
 681                         g_object_unref (oldsortable);
 682                 }
 683
 684                 sortable = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL(priv->headers));
 685
 686                 /* install our special sorting functions */
 687                 col = priv->columns;
 688                 while (col) {
 689                         int col_id = GPOINTER_TO_INT (col->data);
 690                         gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE(sortable), col_id,
 691                                                          (GtkTreeIterCompareFunc)cmp_rows,
 692                                                          GINT_TO_POINTER(col_id), NULL);
 693                         col = col->next;
 694                 }
 695
 696                 gtk_tree_view_set_model (GTK_TREE_VIEW (self), sortable);
 697                 gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(self), TRUE);
 698                 /* no need to unref sortable */
 699
 700         } else /* when there is no folder */
 701                 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self), FALSE);
 702
 703         return TRUE;
 704 }
 705
 706
 707 static void
 708 selection_changed (GtkTreeSelection *sel, gpointer user_data)
 709 {
 710         GtkTreeModel            *model;
 711         TnyMsgHeaderIface       *header;
 712         GtkTreeIter             iter;
 713         ModestTnyHeaderTreeView *tree_view;
 714
 715         g_return_if_fail (sel);
 716         g_return_if_fail (user_data);
 717
 718         if (!gtk_tree_selection_get_selected (sel, &model, &iter))
 719                 return; /* msg was _un_selected */
 720
 721         tree_view = MODEST_TNY_HEADER_TREE_VIEW (user_data);
 722
 723         gtk_tree_model_get (model, &iter,
 724                             TNY_MSG_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 725                             &header, -1);
 726
 727         if (header) {
 728                 TnyMsgHeaderFlags flags;
 729                 const TnyMsgIface *msg;
 730                 const TnyMsgFolderIface *folder;
 731
 732                 folder = tny_msg_header_iface_get_folder (TNY_MSG_HEADER_IFACE(header));
 733                 if (!folder)
 734                         g_message ("cannot find folder");
 735                 else {
 736                         msg = tny_msg_folder_iface_get_message (TNY_MSG_FOLDER_IFACE(folder),
 737                                                                 header);
 738                         if (!msg) {
 739                                 g_message ("cannot find msg");
 740                                 gtk_tree_store_remove (GTK_TREE_STORE(model),
 741                                                        &iter);
 742                         }
 743                 }
 744
 745                 g_signal_emit (G_OBJECT(tree_view), signals[MESSAGE_SELECTED_SIGNAL], 0,
 746                                msg);
 747
 748                 /* mark message as seen; _set_flags crashes, bug in tinymail? */
 749                 //flags = tny_msg_header_iface_get_flags (TNY_MSG_HEADER_IFACE(header));
 750                 //tny_msg_header_iface_set_flags (header, TNY_MSG_HEADER_FLAG_SEEN);
 751         }
 752 }
 753
 754 static void
 755 column_clicked (GtkTreeViewColumn *col, gpointer user_data)
 756 {
 757         GtkTreeView *treeview;
 758         gint id;
 759
 760         treeview = GTK_TREE_VIEW (user_data);
 761         id = gtk_tree_view_column_get_sort_column_id (col);
 762
 763         gtk_tree_view_set_search_column (treeview, id);
 764 }