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