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
  24 enum {
  25         HEADER_ICON_READ  = 1,
  26         HEADER_ICON_UNREAD,
  27         HEADER_ICON_ATTACH,
  28         HEADER_ICON_NUM
  29 };
  30
  31
  32 enum {
  33         SORT_COLUMN_FROM  = 1,
  34         SORT_COLUMN_TO,
  35         SORT_COLUMN_SUBJECT,
  36         SORT_COLUMN_ATTACH,
  37         SORT_COLUMN_RECEIVED,
  38         SORT_COLUMN_SENT,
  39         SORT_COLUMN_MSGTYPE,
  40         SORT_COLUMN_NUM
  41 };
  42
  43
  44 typedef struct _ModestTnyHeaderTreeViewPrivate ModestTnyHeaderTreeViewPrivate;
  45 struct _ModestTnyHeaderTreeViewPrivate {
  46         TnyMsgFolderIface *tny_msg_folder;
  47         TnyListIface      *headers;
  48
  49         GdkPixbuf *icons[HEADER_ICON_NUM];
  50         guint sort_columns[SORT_COLUMN_NUM];
  51 };
  52 #define MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  53                                                          MODEST_TYPE_TNY_HEADER_TREE_VIEW, \
  54                                                          ModestTnyHeaderTreeViewPrivate))
  55 /* globals */
  56 static GObjectClass *parent_class = NULL;
  57
  58 /* uncomment the following if you have defined any signals */
  59 static guint signals[LAST_SIGNAL] = {0};
  60
  61 GType
  62 modest_tny_header_tree_view_get_type (void)
  63 {
  64         static GType my_type = 0;
  65         if (!my_type) {
  66                 static const GTypeInfo my_info = {
  67                         sizeof(ModestTnyHeaderTreeViewClass),
  68                         NULL,           /* base init */
  69                         NULL,           /* base finalize */
  70                         (GClassInitFunc) modest_tny_header_tree_view_class_init,
  71                         NULL,           /* class finalize */
  72                         NULL,           /* class data */
  73                         sizeof(ModestTnyHeaderTreeView),
  74                         1,              /* n_preallocs */
  75                         (GInstanceInitFunc) modest_tny_header_tree_view_init,
  76                 };
  77                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
  78                                                   "ModestTnyHeaderTreeView",
  79                                                   &my_info, 0);
  80         }
  81         return my_type;
  82 }
  83
  84 static void
  85 modest_tny_header_tree_view_class_init (ModestTnyHeaderTreeViewClass *klass)
  86 {
  87         GObjectClass *gobject_class;
  88         gobject_class = (GObjectClass*) klass;
  89
  90         parent_class            = g_type_class_peek_parent (klass);
  91         gobject_class->finalize = modest_tny_header_tree_view_finalize;
  92
  93         g_type_class_add_private (gobject_class, sizeof(ModestTnyHeaderTreeViewPrivate));
  94
  95         signals[MESSAGE_SELECTED_SIGNAL] =
  96                 g_signal_new ("message_selected",
  97                               G_TYPE_FROM_CLASS (gobject_class),
  98                               G_SIGNAL_RUN_FIRST,
  99                               G_STRUCT_OFFSET (ModestTnyHeaderTreeViewClass,message_selected),
 100                               NULL, NULL,
 101                               g_cclosure_marshal_VOID__POINTER,
 102                               G_TYPE_NONE, 1, G_TYPE_POINTER);
 103 }
 104
 105
 106
 107
 108
 109 static void
 110 msgtype_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer,
 111                    GtkTreeModel *tree_model, GtkTreeIter *iter,
 112                    GdkPixbuf *icons[HEADER_ICON_NUM])
 113 {
 114         TnyMsgHeaderFlags flags;
 115         GdkPixbuf *pixbuf;
 116
 117         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 118                             &flags, -1);
 119
 120         if (flags & TNY_MSG_HEADER_FLAG_SEEN)
 121                 pixbuf = icons[HEADER_ICON_READ];
 122         else
 123                 pixbuf = icons[HEADER_ICON_UNREAD];
 124
 125         g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf,
 126                       NULL);
 127 }
 128
 129 static void
 130 attach_cell_data (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 131                   GtkTreeModel *tree_model,  GtkTreeIter *iter, GdkPixbuf *icons[HEADER_ICON_NUM])
 132 {
 133         TnyMsgHeaderFlags flags;
 134         GdkPixbuf *pixbuf;
 135
 136         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 137                             &flags, -1);
 138         if (flags & TNY_MSG_HEADER_FLAG_ATTACHMENTS)
 139                 pixbuf = icons[HEADER_ICON_ATTACH];
 140         else
 141                 pixbuf = NULL;
 142
 143         g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf, NULL);
 144 }
 145
 146
 147
 148 static void
 149 header_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 150                   GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 151 {
 152         GObject *rendobj;
 153         TnyMsgHeaderFlags flags;
 154
 155         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 156                             &flags, -1);
 157         rendobj = G_OBJECT(renderer);
 158
 159         if (!(flags & TNY_MSG_HEADER_FLAG_SEEN))
 160                 g_object_set (rendobj, "weight", 800, NULL);
 161         else
 162                 g_object_set (rendobj, "weight", 400, NULL); /* default, non-bold */
 163 }
 164
 165
 166
 167 static void
 168 sender_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 169                    GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 170 {
 171         GObject *rendobj;
 172         TnyMsgHeaderFlags flags;
 173         gchar *from;
 174         gchar *address;
 175
 176         gtk_tree_model_get (tree_model, iter,
 177                             TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,  &from,
 178                             TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags,
 179                             -1);
 180         rendobj = G_OBJECT(renderer);
 181
 182         /* simplistic --> remove <email@address> from display */
 183         address = g_strstr_len (from, strlen(from), "<");
 184         if (address) {
 185                 address[0]='\0';
 186                 g_object_set (rendobj, "text", from, NULL);
 187                 g_free (from);
 188         }
 189
 190         if (!(flags & TNY_MSG_HEADER_FLAG_SEEN))
 191                 g_object_set (rendobj, "weight", 800, NULL);
 192         else
 193                 g_object_set (rendobj, "weight", 400, NULL); /* default, non-bold */
 194 }
 195
 196
 197 static void
 198 init_icons (GdkPixbuf *icons[HEADER_ICON_NUM])
 199 {
 200         icons[HEADER_ICON_READ] =
 201                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "read.xpm",NULL);
 202         icons[HEADER_ICON_UNREAD] =
 203                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "unread.xpm",NULL);
 204         icons[HEADER_ICON_ATTACH] =
 205                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "clip.xpm",NULL);
 206 }
 207
 208
 209
 210 static GtkTreeViewColumn*
 211 get_new_column (const gchar *name, GtkCellRenderer *renderer,
 212                 gboolean resizable, gint sort_col_id, gboolean show_as_text,
 213                 GtkTreeCellDataFunc cell_data_func, gpointer user_data)
 214 {
 215         GtkTreeViewColumn *column;
 216
 217         column =  gtk_tree_view_column_new_with_attributes(name, renderer, NULL);
 218         gtk_tree_view_column_set_resizable (column, resizable);
 219
 220         if (show_as_text)
 221                 gtk_tree_view_column_add_attribute (column, renderer, "text",
 222                                                     sort_col_id);
 223         if (sort_col_id >= 0)
 224                 gtk_tree_view_column_set_sort_column_id (column, sort_col_id);
 225
 226         gtk_tree_view_column_set_sort_indicator (column, FALSE);
 227         gtk_tree_view_column_set_reorderable (column, TRUE);
 228
 229         if (cell_data_func)
 230                 gtk_tree_view_column_set_cell_data_func(column, renderer, cell_data_func,
 231                                                         user_data, NULL);
 232
 233 /*      g_signal_connect (G_OBJECT (column), "clicked", */
 234 /*                        G_CALLBACK (column_clicked), obj);  */
 235
 236         return column;
 237 }
 238
 239
 240
 241
 242
 243 static void
 244 modest_tny_header_tree_view_init (ModestTnyHeaderTreeView *obj)
 245 {
 246         GtkTreeViewColumn *column;
 247         GtkCellRenderer *renderer_msgtype,
 248                 *renderer_header,
 249                 *renderer_attach;
 250         int i;
 251         ModestTnyHeaderTreeViewPrivate *priv;
 252
 253         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(obj);
 254
 255         init_icons (priv->icons);
 256
 257         renderer_msgtype = gtk_cell_renderer_pixbuf_new ();
 258         renderer_attach  = gtk_cell_renderer_pixbuf_new ();
 259         renderer_header = gtk_cell_renderer_text_new ();
 260
 261         priv->tny_msg_folder = NULL;
 262         priv->headers        = NULL;
 263
 264         for (i = 0; i != SORT_COLUMN_NUM; ++i)
 265                 priv->sort_columns[i] = -1;
 266
 267         /* msgtype */
 268         column = get_new_column (_("M"), renderer_msgtype, FALSE, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 269                                  FALSE, (GtkTreeCellDataFunc)msgtype_cell_data, priv->icons);
 270         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 271         priv->sort_columns[SORT_COLUMN_MSGTYPE] =
 272                 gtk_tree_view_column_get_sort_column_id (column);
 273         g_signal_connect (G_OBJECT (column), "clicked",G_CALLBACK (column_clicked), obj);
 274
 275
 276         /* attachment */
 277         column = get_new_column (_("A"), renderer_attach, FALSE, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 278                                  FALSE, (GtkTreeCellDataFunc)attach_cell_data, priv->icons);
 279         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 280         priv->sort_columns[SORT_COLUMN_ATTACH] =
 281                 gtk_tree_view_column_get_sort_column_id (column);
 282         g_signal_connect (G_OBJECT (column), "clicked",G_CALLBACK (column_clicked), obj);
 283
 284         /* received */
 285         column = get_new_column (_("Received"), renderer_header, TRUE, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 286                                  TRUE, (GtkTreeCellDataFunc)header_cell_data, NULL);
 287         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 288         priv->sort_columns[SORT_COLUMN_RECEIVED] =
 289                 gtk_tree_view_column_get_sort_column_id (column);
 290         g_signal_connect (G_OBJECT (column), "clicked",G_CALLBACK (column_clicked), obj);
 291
 292
 293         /* from */
 294         column = get_new_column (_("From"), renderer_header, TRUE, TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 295                                  TRUE, (GtkTreeCellDataFunc)sender_cell_data, NULL);
 296         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 297         priv->sort_columns[SORT_COLUMN_FROM] =
 298                 gtk_tree_view_column_get_sort_column_id (column);
 299         g_signal_connect (G_OBJECT (column), "clicked",G_CALLBACK (column_clicked), obj);
 300
 301
 302         /* subject */
 303         column = get_new_column (_("Subject"), renderer_header, TRUE, TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 304                                  TRUE, (GtkTreeCellDataFunc)header_cell_data, NULL);
 305         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 306         priv->sort_columns[SORT_COLUMN_SUBJECT] =
 307                 gtk_tree_view_column_get_sort_column_id (column);
 308         g_signal_connect (G_OBJECT (column), "clicked",G_CALLBACK (column_clicked), obj);
 309
 310
 311         /* all cols */
 312         gtk_tree_view_set_headers_visible   (GTK_TREE_VIEW(obj), TRUE);
 313         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), TRUE);
 314
 315         gtk_tree_view_set_rules_hint (GTK_TREE_VIEW(obj), TRUE); /* alternating row colors */
 316
 317 }
 318
 319 static void
 320 modest_tny_header_tree_view_finalize (GObject *obj)
 321 {
 322         ModestTnyHeaderTreeView        *self;
 323         ModestTnyHeaderTreeViewPrivate *priv;
 324         int i;
 325
 326         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 327         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 328
 329         if (priv->headers)
 330                 g_object_unref (G_OBJECT(priv->headers));
 331
 332         priv->headers = NULL;
 333         priv->tny_msg_folder    = NULL;
 334
 335         /* cleanup our icons */
 336         for (i = 0; i != HEADER_ICON_NUM; ++i) {
 337                 if (priv->icons[i]) {
 338                         g_object_unref (G_OBJECT(priv->icons[i]));
 339                         priv->icons[i] = NULL;
 340                 }
 341         }
 342 }
 343
 344 GtkWidget*
 345 modest_tny_header_tree_view_new (TnyMsgFolderIface *folder)
 346 {
 347         GObject *obj;
 348         GtkTreeSelection *sel;
 349         ModestTnyHeaderTreeView *self;
 350
 351         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_HEADER_TREE_VIEW, NULL));
 352         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 353
 354         if (!modest_tny_header_tree_view_set_folder (self, NULL)) {
 355                 g_warning ("could not set the folder");
 356                 g_object_unref (obj);
 357                 return NULL;
 358         }
 359
 360         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 361         g_signal_connect (sel, "changed",
 362                           G_CALLBACK(selection_changed), self);
 363
 364         return GTK_WIDGET(self);
 365 }
 366
 367
 368 static gint
 369 cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
 370           gpointer user_data)
 371 {
 372         gint col_id = GPOINTER_TO_INT (user_data);
 373         gint val1, val2;
 374
 375         g_return_val_if_fail (GTK_IS_TREE_MODEL(tree_model), -1);
 376
 377         switch (col_id) {
 378
 379         case SORT_COLUMN_RECEIVED:
 380                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 381                                     &val1,-1);
 382                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 383                                     &val2,-1);
 384
 385                 g_message ("%d %d %d %d", col_id, val1, val2, val1 - val2);
 386
 387                 return val1 - val2;
 388
 389         case SORT_COLUMN_SENT:
 390                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 391                                     &val1,-1);
 392                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_DATE_SENT_COLUMN,
 393                                     &val2,-1);
 394                 return val1 - val2;
 395
 396         case SORT_COLUMN_ATTACH:
 397                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 398                                     &val1,-1);
 399                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 400                                     &val2,-1);
 401
 402                 return (val1 & TNY_MSG_HEADER_FLAG_ATTACHMENTS) - (val2 & TNY_MSG_HEADER_FLAG_ATTACHMENTS);
 403
 404
 405         case SORT_COLUMN_MSGTYPE:
 406                 gtk_tree_model_get (tree_model, iter1, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 407                                     &val1,-1);
 408                 gtk_tree_model_get (tree_model, iter2, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 409                                     &val2,-1);
 410
 411                 return (val1 & TNY_MSG_HEADER_FLAG_SEEN) - (val2 & TNY_MSG_HEADER_FLAG_SEEN);
 412
 413         default:
 414                 g_message ("%p %p", iter1, iter2);
 415                 return &iter1 - &iter2;
 416         }
 417 }
 418
 419
 420
 421 gboolean
 422 modest_tny_header_tree_view_set_folder (ModestTnyHeaderTreeView *self,
 423                                         TnyMsgFolderIface *folder)
 424 {
 425         int i;
 426         GtkTreeModel *oldsortable, *sortable, *oldmodel;
 427         ModestTnyHeaderTreeViewPrivate *priv;
 428
 429         g_return_val_if_fail (self, FALSE);
 430
 431         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 432
 433         if (folder) {
 434                 priv->headers = TNY_LIST_IFACE(tny_msg_header_list_model_new ());
 435                 tny_msg_folder_iface_get_headers (folder, priv->headers,
 436                                                   FALSE);
 437                 tny_msg_header_list_model_set_folder (TNY_MSG_HEADER_LIST_MODEL(priv->headers),
 438                                                       folder);
 439
 440                 oldsortable = gtk_tree_view_get_model(GTK_TREE_VIEW (self));
 441                 if (oldsortable && GTK_IS_TREE_MODEL_SORT(oldsortable)) {
 442                         GtkTreeModel *oldmodel = gtk_tree_model_sort_get_model
 443                                 (GTK_TREE_MODEL_SORT(oldsortable));
 444                         if (oldmodel)
 445                                 g_object_unref (G_OBJECT(oldmodel));
 446                         g_object_unref (oldsortable);
 447                 }
 448
 449                 sortable = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL(priv->headers));
 450
 451                 /* set special sorting functions */
 452 #if 0 /* FIXME */
 453                 gtk_tree_model_sort_reset_default_sort_func (sortable);
 454
 455                 for (i = 0; i != SORT_COLUMN_NUM; ++i) {
 456                         int col_id = priv->sort_columns[i];
 457                         if (col_id >= 0) {
 458                                 g_message ("%d: %p: %p: %d", i, GTK_TREE_SORTABLE(sortable), sortable, col_id);
 459                                 gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE(sortable), col_id,
 460                                                                  (GtkTreeIterCompareFunc)cmp_rows,
 461                                                                  GINT_TO_POINTER(col_id), NULL);
 462                         }
 463                 }
 464 #endif
 465                 gtk_tree_view_set_model (GTK_TREE_VIEW (self), sortable);
 466                 gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(self), TRUE);
 467
 468                 /* no need to unref sortable */
 469
 470         } else /* when there is no folder */
 471                 gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(self), FALSE);
 472
 473         return TRUE;
 474 }
 475
 476
 477 static void
 478 selection_changed (GtkTreeSelection *sel, gpointer user_data)
 479 {
 480         GtkTreeModel            *model;
 481         TnyMsgHeaderIface       *header;
 482         GtkTreeIter             iter;
 483         ModestTnyHeaderTreeView *tree_view;
 484
 485         g_return_if_fail (sel);
 486         g_return_if_fail (user_data);
 487
 488         if (!gtk_tree_selection_get_selected (sel, &model, &iter))
 489                 return; /* msg was _un_selected */
 490
 491         tree_view = MODEST_TNY_HEADER_TREE_VIEW (user_data);
 492
 493         gtk_tree_model_get (model, &iter,
 494                             TNY_MSG_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 495                             &header, -1);
 496
 497         if (header) {
 498                 TnyMsgHeaderFlags flags;
 499                 const TnyMsgIface *msg;
 500                 const TnyMsgFolderIface *folder;
 501
 502                 folder = tny_msg_header_iface_get_folder (TNY_MSG_HEADER_IFACE(header));
 503                 if (!folder)
 504                         g_message ("cannot find folder");
 505                 else {
 506                         msg = tny_msg_folder_iface_get_message (TNY_MSG_FOLDER_IFACE(folder),
 507                                                                 header);
 508                         if (!msg) {
 509                                 g_message ("cannot find msg");
 510                                 /* FIXME: update display */
 511                         }
 512                 }
 513
 514                 g_signal_emit (G_OBJECT(tree_view), signals[MESSAGE_SELECTED_SIGNAL], 0,
 515                                msg);
 516
 517                 /* mark message as seen; _set_flags crashes, bug in tinymail? */
 518                 flags = tny_msg_header_iface_get_flags (TNY_MSG_HEADER_IFACE(header));
 519                 //tny_msg_header_iface_set_flags (header, flags | TNY_MSG_HEADER_FLAG_SEEN);
 520         }
 521 }
 522
 523 static void
 524 column_clicked (GtkTreeViewColumn *col, gpointer user_data)
 525 {
 526         GtkTreeView *treeview;
 527         gint id;
 528
 529         treeview = GTK_TREE_VIEW (user_data);
 530         id = gtk_tree_view_column_get_sort_column_id (col);
 531
 532         gtk_tree_view_set_search_column (treeview, id);
 533 }