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

   1 /* modest-tny-header-tree-view.c
   2  */
   3 #include <glib/gi18n.h>
   4 #include "modest-tny-header-tree-view.h"
   5 #include <tny-list-iface.h>
   6 #include <string.h>
   7
   8 /* 'private'/'protected' functions */
   9 static void modest_tny_header_tree_view_class_init  (ModestTnyHeaderTreeViewClass *klass);
  10 static void modest_tny_header_tree_view_init        (ModestTnyHeaderTreeView *obj);
  11 static void modest_tny_header_tree_view_finalize    (GObject *obj);
  12
  13 static void selection_changed (GtkTreeSelection *sel, gpointer user_data);
  14 static void column_clicked (GtkTreeViewColumn *treeviewcolumn, gpointer user_data);
  15
  16 #define PIXMAP_PREFIX PREFIX "/share/modest/pixmaps/"
  17
  18 enum {
  19         MESSAGE_SELECTED_SIGNAL,
  20         LAST_SIGNAL
  21 };
  22
  23 enum {
  24         HEADER_ICON_READ,
  25         HEADER_ICON_UNREAD,
  26         HEADER_ICON_ATTACH,
  27         HEADER_ICON_NUM
  28 };
  29
  30
  31 typedef struct _ModestTnyHeaderTreeViewPrivate ModestTnyHeaderTreeViewPrivate;
  32 struct _ModestTnyHeaderTreeViewPrivate {
  33
  34         TnyMsgFolderIface *tny_msg_folder;
  35         TnyListIface      *headers;
  36
  37         GdkPixbuf   *icons[HEADER_ICON_NUM];
  38         guint sort_columns[MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM];
  39
  40         GSList *columns;
  41         ModestTnyHeaderTreeViewStyle style;
  42 };
  43 #define MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  44                                                          MODEST_TYPE_TNY_HEADER_TREE_VIEW, \
  45                                                          ModestTnyHeaderTreeViewPrivate))
  46 /* globals */
  47 static GObjectClass *parent_class = NULL;
  48
  49 /* uncomment the following if you have defined any signals */
  50 static guint signals[LAST_SIGNAL] = {0};
  51
  52 GType
  53 modest_tny_header_tree_view_get_type (void)
  54 {
  55         static GType my_type = 0;
  56         if (!my_type) {
  57                 static const GTypeInfo my_info = {
  58                         sizeof(ModestTnyHeaderTreeViewClass),
  59                         NULL,           /* base init */
  60                         NULL,           /* base finalize */
  61                         (GClassInitFunc) modest_tny_header_tree_view_class_init,
  62                         NULL,           /* class finalize */
  63                         NULL,           /* class data */
  64                         sizeof(ModestTnyHeaderTreeView),
  65                         1,              /* n_preallocs */
  66                         (GInstanceInitFunc) modest_tny_header_tree_view_init,
  67                 };
  68                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
  69                                                   "ModestTnyHeaderTreeView",
  70                                                   &my_info, 0);
  71         }
  72         return my_type;
  73 }
  74
  75 static void
  76 modest_tny_header_tree_view_class_init (ModestTnyHeaderTreeViewClass *klass)
  77 {
  78         GObjectClass *gobject_class;
  79         gobject_class = (GObjectClass*) klass;
  80
  81         parent_class            = g_type_class_peek_parent (klass);
  82         gobject_class->finalize = modest_tny_header_tree_view_finalize;
  83
  84         g_type_class_add_private (gobject_class, sizeof(ModestTnyHeaderTreeViewPrivate));
  85
  86         signals[MESSAGE_SELECTED_SIGNAL] =
  87                 g_signal_new ("message_selected",
  88                               G_TYPE_FROM_CLASS (gobject_class),
  89                               G_SIGNAL_RUN_FIRST,
  90                               G_STRUCT_OFFSET (ModestTnyHeaderTreeViewClass,message_selected),
  91                               NULL, NULL,
  92                               g_cclosure_marshal_VOID__POINTER,
  93                               G_TYPE_NONE, 1, G_TYPE_POINTER);
  94 }
  95
  96
  97
  98
  99
 100 static void
 101 msgtype_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer,
 102                    GtkTreeModel *tree_model, GtkTreeIter *iter,
 103                    GdkPixbuf *icons[HEADER_ICON_NUM])
 104 {
 105         TnyMsgHeaderFlags flags;
 106         GdkPixbuf *pixbuf;
 107
 108         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 109                             &flags, -1);
 110
 111         if (flags & TNY_MSG_HEADER_FLAG_SEEN)
 112                 pixbuf = icons[HEADER_ICON_READ];
 113         else
 114                 pixbuf = icons[HEADER_ICON_UNREAD];
 115
 116         g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf,
 117                       NULL);
 118 }
 119
 120 static void
 121 attach_cell_data (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 122                   GtkTreeModel *tree_model,  GtkTreeIter *iter, GdkPixbuf *icons[HEADER_ICON_NUM])
 123 {
 124         TnyMsgHeaderFlags flags;
 125         GdkPixbuf *pixbuf;
 126
 127         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 128                             &flags, -1);
 129         if (flags & TNY_MSG_HEADER_FLAG_ATTACHMENTS)
 130                 pixbuf = icons[HEADER_ICON_ATTACH];
 131         else
 132                 pixbuf = NULL;
 133
 134         g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf, NULL);
 135 }
 136
 137
 138
 139 static void
 140 header_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 141                   GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 142 {
 143         GObject *rendobj;
 144         TnyMsgHeaderFlags flags;
 145
 146         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 147                             &flags, -1);
 148         rendobj = G_OBJECT(renderer);
 149
 150         if (!(flags & TNY_MSG_HEADER_FLAG_SEEN))
 151                 g_object_set (rendobj, "weight", 800, NULL);
 152         else
 153                 g_object_set (rendobj, "weight", 400, NULL); /* default, non-bold */
 154 }
 155
 156
 157
 158 static void
 159 sender_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 160                    GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 161 {
 162         GObject *rendobj;
 163         TnyMsgHeaderFlags flags;
 164         gchar *from;
 165         gchar *address;
 166
 167         gtk_tree_model_get (tree_model, iter,
 168                             TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,  &from,
 169                             TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags,
 170                             TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN, &flags
 171                             -1);
 172         rendobj = G_OBJECT(renderer);
 173
 174         /* simplistic --> remove <email@address> from display */
 175         address = g_strstr_len (from, strlen(from), "<");
 176         if (address) {
 177                 address[0]='\0';
 178                 g_object_set (rendobj, "text", from, NULL);
 179                 g_free (from);
 180         }
 181
 182         if (!(flags & TNY_MSG_HEADER_FLAG_SEEN))
 183                 g_object_set (rendobj, "weight", 800, NULL);
 184         else
 185                 g_object_set (rendobj, "weight", 400, NULL); /* default, non-bold */
 186 }
 187
 188
 189
 190 compact_header_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 191                            GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 192 {
 193         GObject *rendobj;
 194         TnyMsgHeaderFlags flags;
 195         gchar *from, *subject, *date;
 196         gchar *address;
 197         gchar *header;
 198
 199         gtk_tree_model_get (tree_model, iter,
 200                             TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags,
 201                             TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,  &from,
 202                             TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN, &subject,
 203                             TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN, &date,
 204                             -1);
 205         rendobj = G_OBJECT(renderer);
 206
 207         /* simplistic --> remove <email@address> from display */
 208         address = g_strstr_len (from, strlen(from), "<");
 209         if (address)
 210                 address[0]='\0'; /* set a new endpoint */
 211
 212         header = g_strdup_printf ("%s %s\n%s", from, date, subject);
 213         g_object_set (rendobj, "text", header, NULL);
 214
 215         g_free (header);
 216         g_free (from);
 217         g_free (subject);
 218         g_free (date);
 219
 220         if (!(flags & TNY_MSG_HEADER_FLAG_SEEN))
 221                 g_object_set (rendobj, "weight", 800, NULL);
 222         else
 223                 g_object_set (rendobj, "weight", 400, NULL); /* default, non-bold */
 224 }
 225
 226
 227
 228
 229
 230 static void
 231 init_icons (GdkPixbuf *icons[HEADER_ICON_NUM])
 232 {
 233         icons[HEADER_ICON_UNREAD] =
 234                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "qgn_list_messagin_mail_unread.png",NULL);
 235         icons[HEADER_ICON_READ] =
 236                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "qgn_list_messagin_mail.png",NULL);
 237         icons[HEADER_ICON_ATTACH] =
 238                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "clip.xpm",NULL);
 239 }
 240
 241
 242
 243 static GtkTreeViewColumn*
 244 get_new_column (const gchar *name, GtkCellRenderer *renderer,
 245                 gboolean resizable, gint sort_col_id, gboolean show_as_text,
 246                 GtkTreeCellDataFunc cell_data_func, gpointer user_data)
 247 {
 248         GtkTreeViewColumn *column;
 249
 250         column =  gtk_tree_view_column_new_with_attributes(name, renderer, NULL);
 251         gtk_tree_view_column_set_resizable (column, resizable);
 252
 253         if (show_as_text)
 254                 gtk_tree_view_column_add_attribute (column, renderer, "text",
 255                                                     sort_col_id);
 256         if (sort_col_id >= 0)
 257                 gtk_tree_view_column_set_sort_column_id (column, sort_col_id);
 258
 259         gtk_tree_view_column_set_sort_indicator (column, FALSE);
 260         gtk_tree_view_column_set_reorderable (column, TRUE);
 261
 262         if (cell_data_func)
 263                 gtk_tree_view_column_set_cell_data_func(column, renderer, cell_data_func,
 264                                                         user_data, NULL);
 265
 266 /*      g_signal_connect (G_OBJECT (column), "clicked", */
 267 /*                        G_CALLBACK (column_clicked), obj);  */
 268
 269         return column;
 270 }
 271
 272
 273
 274
 275 static void
 276 remove_all_columns (ModestTnyHeaderTreeView *obj)
 277 {
 278         GList *columns, *cursor;
 279
 280         columns = gtk_tree_view_get_columns (GTK_TREE_VIEW(obj));
 281
 282         for (cursor = columns; cursor; cursor = cursor->next)
 283                 gtk_tree_view_remove_column (GTK_TREE_VIEW(obj),
 284                                              GTK_TREE_VIEW_COLUMN(cursor->data));
 285         g_list_free (columns);
 286 }
 287
 288
 289
 290
 291 static void
 292 init_columns (ModestTnyHeaderTreeView *obj)
 293 {
 294         GtkTreeViewColumn *column;
 295         GtkCellRenderer *renderer_msgtype,
 296                 *renderer_header,
 297                 *renderer_attach;
 298
 299         ModestTnyHeaderTreeViewPrivate *priv;
 300         GSList *cursor;
 301
 302         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(obj);
 303
 304         renderer_msgtype = gtk_cell_renderer_pixbuf_new ();
 305         renderer_attach  = gtk_cell_renderer_pixbuf_new ();
 306         renderer_header = gtk_cell_renderer_text_new ();
 307
 308         remove_all_columns (obj);
 309
 310         for (cursor = priv->columns; cursor; cursor = cursor->next) {
 311                 ModestTnyHeaderTreeViewColumn col =
 312                         (ModestTnyHeaderTreeViewColumn) GPOINTER_TO_INT(cursor->data);
 313
 314                 switch (col) {
 315
 316                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_MSGTYPE:
 317
 318                         column = get_new_column (_("M"), renderer_msgtype, FALSE,
 319                                                  TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 320                                                  FALSE, (GtkTreeCellDataFunc)msgtype_cell_data, priv->icons);
 321                         break;
 322
 323                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_ATTACH:
 324
 325                         column = get_new_column (_("A"), renderer_attach, FALSE,
 326                                                  TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 327                                                  FALSE, (GtkTreeCellDataFunc)attach_cell_data, priv->icons);
 328                         break;
 329
 330                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_RECEIVED_DATE:
 331                         column = get_new_column (_("Received"), renderer_header, TRUE,
 332                                                  TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 333                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data, NULL);
 334                         break;
 335
 336                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_FROM:
 337                         column = get_new_column (_("From"), renderer_header, TRUE,
 338                                                  TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 339                                                  TRUE, (GtkTreeCellDataFunc)sender_cell_data, NULL);
 340                         break;
 341
 342                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_COMPACT_HEADER:
 343                         column = get_new_column (_("Header"), renderer_header, TRUE,
 344                                                  TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 345                                                  TRUE, (GtkTreeCellDataFunc)compact_header_cell_data, NULL);
 346                         break;
 347
 348                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SUBJECT:
 349                         column = get_new_column (_("Subject"), renderer_header, TRUE,
 350                                                  TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 351                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data, NULL);
 352                         break;
 353
 354
 355                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SENT_DATE:
 356                         column = get_new_column (_("Sent"), renderer_header, TRUE,
 357                                                  TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 358                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data, NULL);
 359                         break;
 360
 361                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_TO:
 362                         column = get_new_column (_("To"), renderer_header, TRUE,
 363                                                  TNY_MSG_HEADER_LIST_MODEL_TO_COLUMN,
 364                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data, NULL);
 365                         break;
 366                 }
 367                 gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 368         }
 369 }
 370
 371
 372
 373
 374
 375 static void
 376 modest_tny_header_tree_view_init (ModestTnyHeaderTreeView *obj)
 377 {
 378         ModestTnyHeaderTreeViewPrivate *priv;
 379         int i;
 380
 381         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(obj);
 382
 383         for (i = 0; i != MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM; ++i)
 384                 priv->sort_columns[i] = -1;
 385
 386
 387         init_icons (priv->icons);
 388 }
 389
 390 static void
 391 modest_tny_header_tree_view_finalize (GObject *obj)
 392 {
 393         ModestTnyHeaderTreeView        *self;
 394         ModestTnyHeaderTreeViewPrivate *priv;
 395         int i;
 396
 397         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 398         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 399
 400         if (priv->headers)
 401                 g_object_unref (G_OBJECT(priv->headers));
 402
 403         priv->headers = NULL;
 404         priv->tny_msg_folder    = NULL;
 405
 406         /* cleanup our icons */
 407         for (i = 0; i != HEADER_ICON_NUM; ++i) {
 408                 if (priv->icons[i]) {
 409                         g_object_unref (G_OBJECT(priv->icons[i]));
 410                         priv->icons[i] = NULL;
 411                 }
 412         }
 413 }
 414
 415 GtkWidget*
 416 modest_tny_header_tree_view_new (TnyMsgFolderIface *folder,
 417                                  GSList *columns,
 418                                  ModestTnyHeaderTreeViewStyle style)
 419 {
 420         GObject *obj;
 421         GtkTreeSelection *sel;
 422         ModestTnyHeaderTreeView *self;
 423
 424         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_HEADER_TREE_VIEW, NULL));
 425         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 426
 427         if (!modest_tny_header_tree_view_set_folder (self, NULL)) {
 428                 g_warning ("could not set the folder");
 429                 g_object_unref (obj);
 430                 return NULL;
 431         }
 432
 433         modest_tny_header_tree_view_set_style   (self, style);
 434         modest_tny_header_tree_view_set_columns (self, columns);
 435
 436         /* all cols */
 437         gtk_tree_view_set_headers_visible   (GTK_TREE_VIEW(obj), TRUE);
 438         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), TRUE);
 439
 440         gtk_tree_view_set_rules_hint (GTK_TREE_VIEW(obj),
 441                                       TRUE); /* alternating row colors */
 442
 443         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 444         g_signal_connect (sel, "changed",
 445                           G_CALLBACK(selection_changed), self);
 446
 447         return GTK_WIDGET(self);
 448 }
 449
 450 gboolean
 451 modest_tny_header_tree_view_set_columns (ModestTnyHeaderTreeView *self, GSList *columns)
 452 {
 453         ModestTnyHeaderTreeViewPrivate *priv;
 454         GSList *cursor;
 455
 456         g_return_val_if_fail (self, FALSE);
 457
 458         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 459
 460         g_slist_free (priv->columns);
 461
 462         for (cursor = columns; cursor; cursor = cursor->next) {
 463                 ModestTnyHeaderTreeViewColumn col =
 464                         (ModestTnyHeaderTreeViewColumn) GPOINTER_TO_INT(cursor->data);
 465                 if (0 > col || col >= MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM)
 466                         g_warning ("invalid column in column list");
 467                 else
 468                         priv->columns = g_slist_append (priv->columns, cursor->data);
 469         }
 470
 471         init_columns (self); /* redraw them */
 472         return TRUE;
 473 }
 474
 475
 476
 477 const GSList*
 478 modest_tny_header_tree_view_get_columns (ModestTnyHeaderTreeView *self)
 479 {
 480         ModestTnyHeaderTreeViewPrivate *priv;
 481         GSList *cursor;
 482
 483         g_return_val_if_fail (self, FALSE);
 484
 485         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 486         return priv->columns;
 487 }
 488
 489
 490
 491
 492 gboolean
 493 modest_tny_header_tree_view_set_style (ModestTnyHeaderTreeView *self,
 494                                        ModestTnyHeaderTreeViewStyle style)
 495 {
 496         g_return_val_if_fail (self, FALSE);
 497         g_return_val_if_fail (style >= 0 && style < MODEST_TNY_HEADER_TREE_VIEW_STYLE_NUM,
 498                               FALSE);
 499
 500         MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self)->style = style;
 501
 502         return TRUE;
 503 }
 504
 505 ModestTnyHeaderTreeViewStyle
 506 modest_tny_header_tree_view_get_style (ModestTnyHeaderTreeView *self)
 507 {
 508         g_return_val_if_fail (self, FALSE);
 509
 510         return MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self)->style;
 511 }
 512
 513
 514
 515 /* get the length of any prefix that should be ignored for sorting */
 516 static int
 517 get_prefix_len (const gchar *sub)
 518 {
 519         int i = 0;
 520         const static gchar* prefix[] = {"Re:", "RE:", "Fwd:", "FWD:", NULL};
 521
 522         if (sub[0] != 'R' && sub[0] != 'F') /* optimization */
 523                 return 0;
 524
 525         while (prefix[i]) {
 526                 if (g_str_has_prefix(sub, prefix[i])) {
 527                         int prefix_len = strlen(prefix[i]);
 528                         if (sub[prefix_len + 1] == ' ')
 529                                 ++prefix_len; /* ignore space after prefix as well */
 530                         return prefix_len;
 531                 }
 532         }
 533         return 0;
 534 }
 535
 536
 537 static gint
 538 cmp_normalized_subject (const gchar* s1, const gchar *s2)
 539 {
 540         /* FIXME: utf8 */
 541         return strcmp (s1 + get_prefix_len(s1),
 542                        s2 + get_prefix_len(s2));
 543 }
 544
 545
 546 static gint
 547 cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
 548           gpointer user_data)
 549 {
 550         gint col_id = GPOINTER_TO_INT (user_data);
 551         gint val1, val2;
 552
 553         g_return_val_if_fail (GTK_IS_TREE_MODEL(tree_model), -1);
 554
 555         switch (col_id) {
 556
 557         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_COMPACT_HEADER:
 558         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_RECEIVED_DATE:
 559                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 560                                     &val1,-1);
 561                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 562                                     &val2,-1);
 563                 return val1 - val2;
 564
 565
 566         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SENT_DATE:
 567                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 568                                     &val1,-1);
 569                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 570                                     &val2,-1);
 571                 return val1 - val2;
 572
 573         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SUBJECT: {
 574                 gchar *sub1, *sub2;
 575                 int retval;
 576
 577                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 578                                     &sub1,-1);
 579                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 580                                     &sub2,-1);
 581
 582                 retval = cmp_normalized_subject(sub1, sub2);
 583
 584                 g_free (sub1);
 585                 g_free (sub2);
 586
 587                 return retval;
 588         }
 589
 590         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_ATTACH:
 591                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 592                                     &val1,-1);
 593                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 594                                     &val2,-1);
 595
 596                 return (val1 & TNY_MSG_HEADER_FLAG_ATTACHMENTS) - (val2 & TNY_MSG_HEADER_FLAG_ATTACHMENTS);
 597
 598
 599         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_MSGTYPE:
 600                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 601                                     &val1,-1);
 602                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 603                                     &val2,-1);
 604
 605                 g_message ("%p %p", iter1, iter2);
 606                 return (val1 & TNY_MSG_HEADER_FLAG_SEEN) - (val2 & TNY_MSG_HEADER_FLAG_SEEN);
 607
 608         default:
 609                 g_message ("%p %p", iter1, iter2);
 610                 return &iter1 - &iter2;
 611         }
 612 }
 613
 614
 615 gboolean
 616 modest_tny_header_tree_view_set_folder (ModestTnyHeaderTreeView *self,
 617                                         TnyMsgFolderIface *folder)
 618 {
 619         int i;
 620         GtkTreeModel *oldsortable, *sortable, *oldmodel;
 621         ModestTnyHeaderTreeViewPrivate *priv;
 622
 623         g_return_val_if_fail (self, FALSE);
 624
 625         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 626
 627         if (folder) {
 628                 priv->headers = TNY_LIST_IFACE(tny_msg_header_list_model_new ());
 629                 tny_msg_folder_iface_get_headers (folder, priv->headers,
 630                                                   FALSE);
 631                 tny_msg_header_list_model_set_folder (TNY_MSG_HEADER_LIST_MODEL(priv->headers),
 632                                                       folder, TRUE);
 633
 634                 oldsortable = gtk_tree_view_get_model(GTK_TREE_VIEW (self));
 635                 if (oldsortable && GTK_IS_TREE_MODEL_SORT(oldsortable)) {
 636                         GtkTreeModel *oldmodel = gtk_tree_model_sort_get_model
 637                                 (GTK_TREE_MODEL_SORT(oldsortable));
 638                         if (oldmodel)
 639                                 g_object_unref (G_OBJECT(oldmodel));
 640                         g_object_unref (oldsortable);
 641                 }
 642
 643                 sortable = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL(priv->headers));
 644
 645                 for (i = 0; i != MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM; ++i) {
 646                         int col_id = priv->sort_columns[i];
 647                         if (col_id >= 0) {
 648                                 g_message ("%d: %p: %p: %d", i, GTK_TREE_SORTABLE(sortable), sortable, col_id);
 649                                 gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE(sortable), col_id,
 650                                                                  (GtkTreeIterCompareFunc)cmp_rows,
 651                                                                  GINT_TO_POINTER(col_id), NULL);
 652                         }
 653                 }
 654                 gtk_tree_view_set_model (GTK_TREE_VIEW (self), sortable);
 655                 gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(self), TRUE);
 656
 657                 /* no need to unref sortable */
 658
 659         } else /* when there is no folder */
 660                 gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(self), FALSE);
 661
 662         return TRUE;
 663 }
 664
 665
 666 static void
 667 selection_changed (GtkTreeSelection *sel, gpointer user_data)
 668 {
 669         GtkTreeModel            *model;
 670         TnyMsgHeaderIface       *header;
 671         GtkTreeIter             iter;
 672         ModestTnyHeaderTreeView *tree_view;
 673
 674         g_return_if_fail (sel);
 675         g_return_if_fail (user_data);
 676
 677         if (!gtk_tree_selection_get_selected (sel, &model, &iter))
 678                 return; /* msg was _un_selected */
 679
 680         tree_view = MODEST_TNY_HEADER_TREE_VIEW (user_data);
 681
 682         gtk_tree_model_get (model, &iter,
 683                             TNY_MSG_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 684                             &header, -1);
 685
 686         if (header) {
 687                 TnyMsgHeaderFlags flags;
 688                 const TnyMsgIface *msg;
 689                 const TnyMsgFolderIface *folder;
 690
 691                 folder = tny_msg_header_iface_get_folder (TNY_MSG_HEADER_IFACE(header));
 692                 if (!folder)
 693                         g_message ("cannot find folder");
 694                 else {
 695                         msg = tny_msg_folder_iface_get_message (TNY_MSG_FOLDER_IFACE(folder),
 696                                                                 header);
 697                         if (!msg) {
 698                                 g_message ("cannot find msg");
 699                                 /* FIXME: update display */
 700                         }
 701                 }
 702
 703                 g_signal_emit (G_OBJECT(tree_view), signals[MESSAGE_SELECTED_SIGNAL], 0,
 704                                msg);
 705
 706                 /* mark message as seen; _set_flags crashes, bug in tinymail? */
 707                 flags = tny_msg_header_iface_get_flags (TNY_MSG_HEADER_IFACE(header));
 708                 //tny_msg_header_iface_set_flags (header, flags | TNY_MSG_HEADER_FLAG_SEEN);
 709         }
 710 }
 711
 712 static void
 713 column_clicked (GtkTreeViewColumn *col, gpointer user_data)
 714 {
 715         GtkTreeView *treeview;
 716         gint id;
 717
 718         treeview = GTK_TREE_VIEW (user_data);
 719         id = gtk_tree_view_column_get_sort_column_id (col);
 720
 721         gtk_tree_view_set_search_column (treeview, id);
 722 }