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         guint sort_columns[MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM];
  32
  33         GSList *columns;
  34         ModestTnyHeaderTreeViewStyle style;
  35 };
  36 #define MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  37                                                          MODEST_TYPE_TNY_HEADER_TREE_VIEW, \
  38                                                          ModestTnyHeaderTreeViewPrivate))
  39 /* globals */
  40 static GObjectClass *parent_class = NULL;
  41
  42 /* uncomment the following if you have defined any signals */
  43 static guint signals[LAST_SIGNAL] = {0};
  44
  45 GType
  46 modest_tny_header_tree_view_get_type (void)
  47 {
  48         static GType my_type = 0;
  49         if (!my_type) {
  50                 static const GTypeInfo my_info = {
  51                         sizeof(ModestTnyHeaderTreeViewClass),
  52                         NULL,           /* base init */
  53                         NULL,           /* base finalize */
  54                         (GClassInitFunc) modest_tny_header_tree_view_class_init,
  55                         NULL,           /* class finalize */
  56                         NULL,           /* class data */
  57                         sizeof(ModestTnyHeaderTreeView),
  58                         1,              /* n_preallocs */
  59                         (GInstanceInitFunc) modest_tny_header_tree_view_init,
  60                 };
  61                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
  62                                                   "ModestTnyHeaderTreeView",
  63                                                   &my_info, 0);
  64         }
  65         return my_type;
  66 }
  67
  68 static void
  69 modest_tny_header_tree_view_class_init (ModestTnyHeaderTreeViewClass *klass)
  70 {
  71         GObjectClass *gobject_class;
  72         gobject_class = (GObjectClass*) klass;
  73
  74         parent_class            = g_type_class_peek_parent (klass);
  75         gobject_class->finalize = modest_tny_header_tree_view_finalize;
  76
  77         g_type_class_add_private (gobject_class, sizeof(ModestTnyHeaderTreeViewPrivate));
  78
  79         signals[MESSAGE_SELECTED_SIGNAL] =
  80                 g_signal_new ("message_selected",
  81                               G_TYPE_FROM_CLASS (gobject_class),
  82                               G_SIGNAL_RUN_FIRST,
  83                               G_STRUCT_OFFSET (ModestTnyHeaderTreeViewClass,message_selected),
  84                               NULL, NULL,
  85                               g_cclosure_marshal_VOID__POINTER,
  86                               G_TYPE_NONE, 1, G_TYPE_POINTER);
  87 }
  88
  89
  90
  91
  92
  93 static void
  94 msgtype_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer,
  95                    GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer user_data)
  96 {
  97         TnyMsgHeaderFlags flags;
  98         GdkPixbuf *pixbuf;
  99
 100         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 101                             &flags, -1);
 102
 103         if (flags & TNY_MSG_HEADER_FLAG_DELETED)
 104                 pixbuf = modest_icon_factory_get_icon (MODEST_HEADER_ICON_DELETED);
 105         else if (flags & TNY_MSG_HEADER_FLAG_SEEN)
 106                 pixbuf = modest_icon_factory_get_icon (MODEST_HEADER_ICON_READ);
 107         else
 108                 pixbuf = modest_icon_factory_get_icon (MODEST_HEADER_ICON_UNREAD);
 109         if (pixbuf)
 110                 g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf, NULL);
 111 }
 112
 113 static void
 114 attach_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer,
 115                   GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer user_data)
 116 {
 117         TnyMsgHeaderFlags flags;
 118         GdkPixbuf *pixbuf = NULL;
 119
 120         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 121                             &flags, -1);
 122
 123         if (flags & TNY_MSG_HEADER_FLAG_ATTACHMENTS) {
 124                 pixbuf = modest_icon_factory_get_icon (MODEST_HEADER_ICON_ATTACH);
 125                 if (pixbuf)
 126                         g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf, NULL);
 127         }
 128 }
 129
 130
 131
 132 static void
 133 header_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 134                   GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 135 {
 136         TnyMsgHeaderFlags flags;
 137
 138         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 139                             &flags, -1);
 140
 141         g_object_set (G_OBJECT(renderer),
 142                       "weight", (flags & TNY_MSG_HEADER_FLAG_SEEN) ? 400: 800,
 143                       "style",  (flags & TNY_MSG_HEADER_FLAG_DELETED) ?
 144                                  PANGO_STYLE_ITALIC : PANGO_STYLE_NORMAL,
 145                       NULL);
 146 }
 147
 148
 149
 150 static void
 151 sender_receiver_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 152                             GtkTreeModel *tree_model,  GtkTreeIter *iter,  gboolean is_sender)
 153 {
 154         GObject *rendobj;
 155         TnyMsgHeaderFlags flags;
 156         gchar *addr1, *addr2;
 157         gint sender_receiver_col;
 158
 159         if (is_sender)
 160                 sender_receiver_col = TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN;
 161         else
 162                 sender_receiver_col = TNY_MSG_HEADER_LIST_MODEL_TO_COLUMN;
 163
 164         gtk_tree_model_get (tree_model, iter,
 165                             sender_receiver_col,  &addr1,
 166                             TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags,
 167                             -1);
 168
 169         /* simplistic --> remove <email@address> from display */
 170         addr2 = g_strstr_len (addr1, strlen(addr1), "<");
 171         if (addr2)
 172                 addr2[0]='\0';
 173
 174         g_object_set (G_OBJECT(renderer),
 175                       "text", addr1,
 176                       "weight", (flags & TNY_MSG_HEADER_FLAG_SEEN) ? 400 : 800,
 177                       "style",  (flags & TNY_MSG_HEADER_FLAG_DELETED) ? PANGO_STYLE_ITALIC : PANGO_STYLE_NORMAL,
 178                       NULL);
 179
 180         g_free (addr1);
 181 }
 182
 183
 184 /* not reentrant/thread-safe */
 185 const gchar*
 186 display_date (time_t date)
 187 {
 188         struct tm date_tm, now_tm;
 189         time_t now;
 190
 191         const gint buf_size = 64;
 192         static gchar date_buf[64]; /* buf_size is not ... */
 193         static gchar now_buf[64];  /* ...const enough... */
 194
 195         now = time (NULL);
 196
 197         localtime_r(&now, &now_tm);
 198         localtime_r(&date, &date_tm);
 199
 200         /* get today's date */
 201         strftime (date_buf, buf_size, "%x", &date_tm);
 202         strftime (now_buf,  buf_size, "%x",  &now_tm);  /* today */
 203
 204         /* if this is today, get the time instead of the date */
 205         if (strcmp (date_buf, now_buf) == 0)
 206                 strftime (date_buf, buf_size, _("%X"), &date_tm);
 207
 208         return date_buf;
 209 }
 210
 211
 212
 213 compact_header_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 214                            GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 215 {
 216         GObject *rendobj;
 217         TnyMsgHeaderFlags flags;
 218         gchar *from, *subject;
 219         gchar *address;
 220         gchar *header;
 221         time_t date;
 222
 223         gtk_tree_model_get (tree_model, iter,
 224                             TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags,
 225                             TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,  &from,
 226                             TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN, &subject,
 227                             TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_TIME_T_COLUMN, &date,
 228                             -1);
 229         rendobj = G_OBJECT(renderer);
 230
 231         /* simplistic --> remove <email@address> from display */
 232         address = g_strstr_len (from, strlen(from), "<");
 233         if (address)
 234                 address[0]='\0'; /* set a new endpoint */
 235
 236         header = g_strdup_printf ("%s %s\n%s", from,
 237                                   display_date(date), subject);
 238         g_object_set (G_OBJECT(renderer),
 239                       "text",  header,
 240                       "weight", (flags & TNY_MSG_HEADER_FLAG_SEEN) ? 400: 800,
 241                       "style",  (flags & TNY_MSG_HEADER_FLAG_DELETED) ?
 242                                  PANGO_STYLE_ITALIC : PANGO_STYLE_NORMAL,
 243                       NULL);
 244         g_free (header);
 245         g_free (from);
 246         g_free (subject);
 247 }
 248
 249
 250 static GtkTreeViewColumn*
 251 get_new_column (const gchar *name, GtkCellRenderer *renderer,
 252                 gboolean resizable, gint sort_col_id, gboolean show_as_text,
 253                 GtkTreeCellDataFunc cell_data_func, gpointer user_data)
 254 {
 255         GtkTreeViewColumn *column;
 256
 257         column =  gtk_tree_view_column_new_with_attributes(name, renderer, NULL);
 258         gtk_tree_view_column_set_resizable (column, resizable);
 259
 260         if (show_as_text)
 261                 gtk_tree_view_column_add_attribute (column, renderer, "text",
 262                                                     sort_col_id);
 263         if (sort_col_id >= 0)
 264                 gtk_tree_view_column_set_sort_column_id (column, sort_col_id);
 265
 266         gtk_tree_view_column_set_sort_indicator (column, FALSE);
 267         gtk_tree_view_column_set_reorderable (column, TRUE);
 268
 269         if (cell_data_func)
 270                 gtk_tree_view_column_set_cell_data_func(column, renderer, cell_data_func,
 271                                                         user_data, NULL);
 272
 273 /*      g_signal_connect (G_OBJECT (column), "clicked", */
 274 /*                        G_CALLBACK (column_clicked), obj);  */
 275
 276         return column;
 277 }
 278
 279
 280
 281
 282 static void
 283 remove_all_columns (ModestTnyHeaderTreeView *obj)
 284 {
 285         GList *columns, *cursor;
 286
 287         columns = gtk_tree_view_get_columns (GTK_TREE_VIEW(obj));
 288
 289         for (cursor = columns; cursor; cursor = cursor->next)
 290                 gtk_tree_view_remove_column (GTK_TREE_VIEW(obj),
 291                                              GTK_TREE_VIEW_COLUMN(cursor->data));
 292         g_list_free (columns);
 293 }
 294
 295
 296
 297
 298 static void
 299 init_columns (ModestTnyHeaderTreeView *obj)
 300 {
 301         GtkTreeViewColumn *column;
 302         GtkCellRenderer *renderer_msgtype,
 303                 *renderer_header,
 304                 *renderer_attach;
 305
 306         ModestTnyHeaderTreeViewPrivate *priv;
 307         GSList *cursor;
 308
 309         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(obj);
 310
 311         renderer_msgtype = gtk_cell_renderer_pixbuf_new ();
 312         renderer_attach  = gtk_cell_renderer_pixbuf_new ();
 313         renderer_header = gtk_cell_renderer_text_new ();
 314
 315         remove_all_columns (obj);
 316
 317         for (cursor = priv->columns; cursor; cursor = cursor->next) {
 318                 ModestTnyHeaderTreeViewColumn col =
 319                         (ModestTnyHeaderTreeViewColumn) GPOINTER_TO_INT(cursor->data);
 320
 321                 switch (col) {
 322
 323                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_MSGTYPE:
 324
 325                         column = get_new_column (_("M"), renderer_msgtype, FALSE,
 326                                                  TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 327                                                  FALSE, (GtkTreeCellDataFunc)msgtype_cell_data,
 328                                                  NULL);
 329                         break;
 330
 331                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_ATTACH:
 332
 333                         column = get_new_column (_("A"), renderer_attach, FALSE,
 334                                                  TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 335                                                  FALSE, (GtkTreeCellDataFunc)attach_cell_data,
 336                                                  NULL);
 337                         break;
 338
 339                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_RECEIVED_DATE:
 340                         column = get_new_column (_("Received"), renderer_header, TRUE,
 341                                                  TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 342                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data,
 343                                                  NULL);
 344                         break;
 345
 346                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_FROM:
 347                         column = get_new_column (_("From"), renderer_header, TRUE,
 348                                                  TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 349                                                  TRUE, (GtkTreeCellDataFunc)sender_receiver_cell_data,
 350                                                  GINT_TO_POINTER(TRUE));
 351                         break;
 352
 353                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_TO:
 354                         column = get_new_column (_("To"), renderer_header, TRUE,
 355                                                  TNY_MSG_HEADER_LIST_MODEL_TO_COLUMN,
 356                                                  TRUE, (GtkTreeCellDataFunc)sender_receiver_cell_data,
 357                                                  GINT_TO_POINTER(FALSE));
 358                         break;
 359
 360                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_COMPACT_HEADER:
 361                         column = get_new_column (_("Header"), renderer_header, TRUE,
 362                                                  TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 363                                                  TRUE, (GtkTreeCellDataFunc)compact_header_cell_data,
 364                                                  NULL);
 365                         break;
 366
 367                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SUBJECT:
 368                         column = get_new_column (_("Subject"), renderer_header, TRUE,
 369                                                  TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 370                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data,
 371                                                  NULL);
 372                         break;
 373
 374
 375                 case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SENT_DATE:
 376                         column = get_new_column (_("Sent"), renderer_header, TRUE,
 377                                                  TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 378                                                  TRUE, (GtkTreeCellDataFunc)header_cell_data,
 379                                                  NULL);
 380                         break;
 381                 }
 382                 gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 383         }
 384 }
 385
 386
 387
 388
 389
 390 static void
 391 modest_tny_header_tree_view_init (ModestTnyHeaderTreeView *obj)
 392 {
 393         ModestTnyHeaderTreeViewPrivate *priv;
 394         int i;
 395
 396         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(obj);
 397
 398         for (i = 0; i != MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM; ++i)
 399                 priv->sort_columns[i] = -1;
 400
 401 }
 402
 403 static void
 404 modest_tny_header_tree_view_finalize (GObject *obj)
 405 {
 406         ModestTnyHeaderTreeView        *self;
 407         ModestTnyHeaderTreeViewPrivate *priv;
 408         int i;
 409
 410         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 411         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 412
 413         if (priv->headers)
 414                 g_object_unref (G_OBJECT(priv->headers));
 415
 416         priv->headers = NULL;
 417         priv->tny_msg_folder    = NULL;
 418 }
 419
 420 GtkWidget*
 421 modest_tny_header_tree_view_new (TnyMsgFolderIface *folder,
 422                                  GSList *columns,
 423                                  ModestTnyHeaderTreeViewStyle style)
 424 {
 425         GObject *obj;
 426         GtkTreeSelection *sel;
 427         ModestTnyHeaderTreeView *self;
 428
 429         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_HEADER_TREE_VIEW, NULL));
 430         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 431
 432         if (!modest_tny_header_tree_view_set_folder (self, NULL)) {
 433                 g_warning ("could not set the folder");
 434                 g_object_unref (obj);
 435                 return NULL;
 436         }
 437
 438         modest_tny_header_tree_view_set_style   (self, style);
 439         modest_tny_header_tree_view_set_columns (self, columns);
 440
 441         /* all cols */
 442         gtk_tree_view_set_headers_visible   (GTK_TREE_VIEW(obj), TRUE);
 443         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), TRUE);
 444
 445         gtk_tree_view_set_rules_hint (GTK_TREE_VIEW(obj),
 446                                       TRUE); /* alternating row colors */
 447
 448         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 449         g_signal_connect (sel, "changed",
 450                           G_CALLBACK(selection_changed), self);
 451
 452         return GTK_WIDGET(self);
 453 }
 454
 455 gboolean
 456 modest_tny_header_tree_view_set_columns (ModestTnyHeaderTreeView *self, GSList *columns)
 457 {
 458         ModestTnyHeaderTreeViewPrivate *priv;
 459         GSList *cursor;
 460
 461         g_return_val_if_fail (self, FALSE);
 462
 463         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 464
 465         g_slist_free (priv->columns);
 466
 467         for (cursor = columns; cursor; cursor = cursor->next) {
 468                 ModestTnyHeaderTreeViewColumn col =
 469                         (ModestTnyHeaderTreeViewColumn) GPOINTER_TO_INT(cursor->data);
 470                 if (0 > col || col >= MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM)
 471                         g_warning ("invalid column in column list");
 472                 else
 473                         priv->columns = g_slist_append (priv->columns, cursor->data);
 474         }
 475
 476         init_columns (self); /* redraw them */
 477         return TRUE;
 478 }
 479
 480
 481
 482 const GSList*
 483 modest_tny_header_tree_view_get_columns (ModestTnyHeaderTreeView *self)
 484 {
 485         ModestTnyHeaderTreeViewPrivate *priv;
 486         GSList *cursor;
 487
 488         g_return_val_if_fail (self, FALSE);
 489
 490         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 491         return priv->columns;
 492 }
 493
 494
 495
 496
 497 gboolean
 498 modest_tny_header_tree_view_set_style (ModestTnyHeaderTreeView *self,
 499                                        ModestTnyHeaderTreeViewStyle style)
 500 {
 501         g_return_val_if_fail (self, FALSE);
 502         g_return_val_if_fail (style >= 0 && style < MODEST_TNY_HEADER_TREE_VIEW_STYLE_NUM,
 503                               FALSE);
 504
 505         MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self)->style = style;
 506
 507         return TRUE;
 508 }
 509
 510 ModestTnyHeaderTreeViewStyle
 511 modest_tny_header_tree_view_get_style (ModestTnyHeaderTreeView *self)
 512 {
 513         g_return_val_if_fail (self, FALSE);
 514
 515         return MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self)->style;
 516 }
 517
 518
 519
 520 /* get the length of any prefix that should be ignored for sorting */
 521 static int
 522 get_prefix_len (const gchar *sub)
 523 {
 524         int i = 0;
 525         const static gchar* prefix[] = {"Re:", "RE:", "Fwd:", "FWD:", NULL};
 526
 527         if (sub[0] != 'R' && sub[0] != 'F') /* optimization */
 528                 return 0;
 529
 530         while (prefix[i]) {
 531                 if (g_str_has_prefix(sub, prefix[i])) {
 532                         int prefix_len = strlen(prefix[i]);
 533                         if (sub[prefix_len + 1] == ' ')
 534                                 ++prefix_len; /* ignore space after prefix as well */
 535                         return prefix_len;
 536                 }
 537         }
 538         return 0;
 539 }
 540
 541
 542 static gint
 543 cmp_normalized_subject (const gchar* s1, const gchar *s2)
 544 {
 545         /* FIXME: utf8 */
 546         return strcmp (s1 + get_prefix_len(s1),
 547                        s2 + get_prefix_len(s2));
 548 }
 549
 550
 551 static gint
 552 cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
 553           gpointer user_data)
 554 {
 555         gint col_id = GPOINTER_TO_INT (user_data);
 556         gint val1, val2;
 557
 558         g_return_val_if_fail (GTK_IS_TREE_MODEL(tree_model), -1);
 559
 560         switch (col_id) {
 561
 562         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_COMPACT_HEADER:
 563         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_RECEIVED_DATE:
 564                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 565                                     &val1,-1);
 566                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 567                                     &val2,-1);
 568                 return val1 - val2;
 569
 570
 571         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SENT_DATE:
 572                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 573                                     &val1,-1);
 574                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 575                                     &val2,-1);
 576                 return val1 - val2;
 577
 578         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_SUBJECT: {
 579                 gchar *sub1, *sub2;
 580                 int retval;
 581
 582                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 583                                     &sub1,-1);
 584                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 585                                     &sub2,-1);
 586
 587                 retval = cmp_normalized_subject(sub1, sub2);
 588
 589                 g_free (sub1);
 590                 g_free (sub2);
 591
 592                 return retval;
 593         }
 594
 595         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_ATTACH:
 596                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 597                                     &val1,-1);
 598                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 599                                     &val2,-1);
 600
 601                 return (val1 & TNY_MSG_HEADER_FLAG_ATTACHMENTS) - (val2 & TNY_MSG_HEADER_FLAG_ATTACHMENTS);
 602
 603
 604         case MODEST_TNY_HEADER_TREE_VIEW_COLUMN_MSGTYPE:
 605                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 606                                     &val1,-1);
 607                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 608                                     &val2,-1);
 609
 610                 g_message ("%p %p", iter1, iter2);
 611                 return (val1 & TNY_MSG_HEADER_FLAG_SEEN) - (val2 & TNY_MSG_HEADER_FLAG_SEEN);
 612
 613         default:
 614                 g_message ("%p %p", iter1, iter2);
 615                 return &iter1 - &iter2;
 616         }
 617 }
 618
 619
 620 gboolean
 621 modest_tny_header_tree_view_set_folder (ModestTnyHeaderTreeView *self,
 622                                         TnyMsgFolderIface *folder)
 623 {
 624         int i;
 625         GtkTreeModel *oldsortable, *sortable, *oldmodel;
 626         ModestTnyHeaderTreeViewPrivate *priv;
 627
 628         g_return_val_if_fail (self, FALSE);
 629
 630         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 631
 632         if (folder) {
 633                 priv->headers = TNY_LIST_IFACE(tny_msg_header_list_model_new ());
 634                 tny_msg_folder_iface_get_headers (folder, priv->headers,
 635                                                   FALSE);
 636                 tny_msg_header_list_model_set_folder (TNY_MSG_HEADER_LIST_MODEL(priv->headers),
 637                                                       folder, TRUE);
 638
 639                 oldsortable = gtk_tree_view_get_model(GTK_TREE_VIEW (self));
 640                 if (oldsortable && GTK_IS_TREE_MODEL_SORT(oldsortable)) {
 641                         GtkTreeModel *oldmodel = gtk_tree_model_sort_get_model
 642                                 (GTK_TREE_MODEL_SORT(oldsortable));
 643                         if (oldmodel)
 644                                 g_object_unref (G_OBJECT(oldmodel));
 645                         g_object_unref (oldsortable);
 646                 }
 647
 648                 sortable = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL(priv->headers));
 649
 650                 for (i = 0; i != MODEST_TNY_HEADER_TREE_VIEW_COLUMN_NUM; ++i) {
 651                         int col_id = priv->sort_columns[i];
 652                         if (col_id >= 0) {
 653                                 g_message ("%d: %p: %p: %d", i, GTK_TREE_SORTABLE(sortable), sortable, col_id);
 654                                 gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE(sortable), col_id,
 655                                                                  (GtkTreeIterCompareFunc)cmp_rows,
 656                                                                  GINT_TO_POINTER(col_id), NULL);
 657                         }
 658                 }
 659                 gtk_tree_view_set_model (GTK_TREE_VIEW (self), sortable);
 660                 gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(self), TRUE);
 661                 /* no need to unref sortable */
 662
 663         } else /* when there is no folder */
 664                 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self), FALSE);
 665
 666         return TRUE;
 667 }
 668
 669
 670 static void
 671 selection_changed (GtkTreeSelection *sel, gpointer user_data)
 672 {
 673         GtkTreeModel            *model;
 674         TnyMsgHeaderIface       *header;
 675         GtkTreeIter             iter;
 676         ModestTnyHeaderTreeView *tree_view;
 677
 678         g_return_if_fail (sel);
 679         g_return_if_fail (user_data);
 680
 681         if (!gtk_tree_selection_get_selected (sel, &model, &iter))
 682                 return; /* msg was _un_selected */
 683
 684         tree_view = MODEST_TNY_HEADER_TREE_VIEW (user_data);
 685
 686         gtk_tree_model_get (model, &iter,
 687                             TNY_MSG_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 688                             &header, -1);
 689
 690         if (header) {
 691                 TnyMsgHeaderFlags flags;
 692                 const TnyMsgIface *msg;
 693                 const TnyMsgFolderIface *folder;
 694
 695                 folder = tny_msg_header_iface_get_folder (TNY_MSG_HEADER_IFACE(header));
 696                 if (!folder)
 697                         g_message ("cannot find folder");
 698                 else {
 699                         msg = tny_msg_folder_iface_get_message (TNY_MSG_FOLDER_IFACE(folder),
 700                                                                 header);
 701                         if (!msg) {
 702                                 g_message ("cannot find msg");
 703                                 gtk_tree_store_remove (GTK_TREE_STORE(model),
 704                                                        &iter);
 705                         }
 706                 }
 707
 708                 g_signal_emit (G_OBJECT(tree_view), signals[MESSAGE_SELECTED_SIGNAL], 0,
 709                                msg);
 710
 711                 /* mark message as seen; _set_flags crashes, bug in tinymail? */
 712                 //flags = tny_msg_header_iface_get_flags (TNY_MSG_HEADER_IFACE(header));
 713                 //tny_msg_header_iface_set_flags (header, TNY_MSG_HEADER_FLAG_SEEN);
 714         }
 715 }
 716
 717 static void
 718 column_clicked (GtkTreeViewColumn *col, gpointer user_data)
 719 {
 720         GtkTreeView *treeview;
 721         gint id;
 722
 723         treeview = GTK_TREE_VIEW (user_data);
 724         id = gtk_tree_view_column_get_sort_column_id (col);
 725
 726         gtk_tree_view_set_search_column (treeview, id);
 727 }