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

   1 /* modest-tny-header-tree-view.c
   2  *
   3  * This file is part of modest.
   4  *
   5  * Copyright (C) 2006 Nokia Corporation
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20  *
  21  */
  22 #include <glib/gi18n.h>
  23 #include "modest-tny-header-tree-view.h"
  24 #include <tny-list-iface.h>
  25
  26
  27 /* 'private'/'protected' functions */
  28 static void modest_tny_header_tree_view_class_init  (ModestTnyHeaderTreeViewClass *klass);
  29 static void modest_tny_header_tree_view_init        (ModestTnyHeaderTreeView *obj);
  30 static void modest_tny_header_tree_view_finalize    (GObject *obj);
  31
  32 static void selection_changed (GtkTreeSelection *sel, gpointer user_data);
  33 static void column_clicked (GtkTreeViewColumn *treeviewcolumn, gpointer user_data);
  34
  35 #define PIXMAP_PREFIX PREFIX "/share/modest/pixmaps/"
  36
  37 enum {
  38         MESSAGE_SELECTED_SIGNAL,
  39         LAST_SIGNAL
  40 };
  41
  42
  43 enum {
  44         HEADER_ICON_READ,
  45         HEADER_ICON_UNREAD,
  46         HEADER_ICON_ATTACH,
  47         HEADER_ICON_NUM
  48 };
  49
  50
  51
  52 typedef struct _ModestTnyHeaderTreeViewPrivate ModestTnyHeaderTreeViewPrivate;
  53 struct _ModestTnyHeaderTreeViewPrivate {
  54         TnyMsgFolderIface *tny_msg_folder;
  55         TnyListIface      *headers;
  56
  57         GdkPixbuf *icons[HEADER_ICON_NUM];
  58 };
  59 #define MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  60                                                          MODEST_TYPE_TNY_HEADER_TREE_VIEW, \
  61                                                          ModestTnyHeaderTreeViewPrivate))
  62 /* globals */
  63 static GObjectClass *parent_class = NULL;
  64
  65 /* uncomment the following if you have defined any signals */
  66 static guint signals[LAST_SIGNAL] = {0};
  67
  68 GType
  69 modest_tny_header_tree_view_get_type (void)
  70 {
  71         static GType my_type = 0;
  72         if (!my_type) {
  73                 static const GTypeInfo my_info = {
  74                         sizeof(ModestTnyHeaderTreeViewClass),
  75                         NULL,           /* base init */
  76                         NULL,           /* base finalize */
  77                         (GClassInitFunc) modest_tny_header_tree_view_class_init,
  78                         NULL,           /* class finalize */
  79                         NULL,           /* class data */
  80                         sizeof(ModestTnyHeaderTreeView),
  81                         1,              /* n_preallocs */
  82                         (GInstanceInitFunc) modest_tny_header_tree_view_init,
  83                 };
  84                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
  85                                                   "ModestTnyHeaderTreeView",
  86                                                   &my_info, 0);
  87         }
  88         return my_type;
  89 }
  90
  91 static void
  92 modest_tny_header_tree_view_class_init (ModestTnyHeaderTreeViewClass *klass)
  93 {
  94         GObjectClass *gobject_class;
  95         gobject_class = (GObjectClass*) klass;
  96
  97         parent_class            = g_type_class_peek_parent (klass);
  98         gobject_class->finalize = modest_tny_header_tree_view_finalize;
  99
 100         g_type_class_add_private (gobject_class, sizeof(ModestTnyHeaderTreeViewPrivate));
 101
 102         signals[MESSAGE_SELECTED_SIGNAL] =
 103                 g_signal_new ("message_selected",
 104                               G_TYPE_FROM_CLASS (gobject_class),
 105                               G_SIGNAL_RUN_FIRST,
 106                               G_STRUCT_OFFSET (ModestTnyHeaderTreeViewClass,message_selected),
 107                               NULL, NULL,
 108                               g_cclosure_marshal_VOID__POINTER,
 109                               G_TYPE_NONE, 1, G_TYPE_POINTER);
 110 }
 111
 112
 113
 114 static void
 115 flags_cell_data (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 116                   GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer data)
 117 {
 118         TnyMsgHeaderFlags flags;
 119         static gchar txt[10];
 120
 121         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags, -1);
 122         g_snprintf (txt, 10, "%d", flags);
 123         g_object_set (G_OBJECT (renderer), "text", txt, NULL);
 124 }
 125
 126
 127
 128 static void
 129 msgtype_cell_data (GtkTreeViewColumn *column, GtkCellRenderer *renderer,
 130                    GtkTreeModel *tree_model, GtkTreeIter *iter,
 131                    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
 139         if (flags & TNY_MSG_HEADER_FLAG_SEEN)
 140                 pixbuf = icons[HEADER_ICON_READ];
 141         else
 142                 pixbuf = icons[HEADER_ICON_UNREAD];
 143
 144         g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf,
 145                       NULL);
 146 }
 147
 148 static void
 149 attach_cell_data (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 150                   GtkTreeModel *tree_model,  GtkTreeIter *iter, GdkPixbuf *icons[HEADER_ICON_NUM])
 151 {
 152         TnyMsgHeaderFlags flags;
 153         GdkPixbuf *pixbuf;
 154
 155         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 156                             &flags, -1);
 157         if (flags & TNY_MSG_HEADER_FLAG_ATTACHMENTS)
 158                 pixbuf = icons[HEADER_ICON_ATTACH];
 159         else
 160                 pixbuf = NULL;
 161
 162         g_object_set (G_OBJECT (renderer), "pixbuf", pixbuf, NULL);
 163 }
 164
 165
 166
 167 static void
 168 header_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 169                   GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer user_data)
 170 {
 171         GObject *rendobj;
 172         TnyMsgHeaderFlags flags;
 173
 174         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN,
 175                             &flags, -1);
 176         rendobj = G_OBJECT(renderer);
 177
 178         if (!(flags & TNY_MSG_HEADER_FLAG_SEEN))
 179                 g_object_set (rendobj, "weight", 800, NULL);
 180         else
 181                 g_object_set (rendobj, "weight", 400, NULL); /* default, non-bold */
 182 }
 183
 184
 185 static void
 186 init_icons (GdkPixbuf *icons[HEADER_ICON_NUM])
 187 {
 188         icons[HEADER_ICON_READ] =
 189                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "read.xpm",NULL);
 190         icons[HEADER_ICON_UNREAD] =
 191                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "unread.xpm",NULL);
 192         icons[HEADER_ICON_ATTACH] =
 193                 gdk_pixbuf_new_from_file (PIXMAP_PREFIX "clip.xpm",NULL);
 194 }
 195
 196
 197 static void
 198 modest_tny_header_tree_view_init (ModestTnyHeaderTreeView *obj)
 199 {
 200         GtkTreeViewColumn *column;
 201         GtkCellRenderer *renderer_msgtype,
 202                 *renderer_header,
 203                 *renderer_attach;
 204
 205         ModestTnyHeaderTreeViewPrivate *priv;
 206
 207         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(obj);
 208
 209         init_icons (priv->icons);
 210
 211         renderer_msgtype = gtk_cell_renderer_pixbuf_new ();
 212         renderer_attach  = gtk_cell_renderer_pixbuf_new ();
 213         renderer_header = gtk_cell_renderer_text_new ();
 214
 215         priv->tny_msg_folder = NULL;
 216         priv->headers        = NULL;
 217
 218         /* msgtype */
 219         column =  gtk_tree_view_column_new_with_attributes(_("M"), renderer_msgtype, NULL);
 220         gtk_tree_view_column_set_resizable (column, TRUE);
 221         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN);
 222         gtk_tree_view_column_set_sort_indicator (column, FALSE);
 223         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 224         gtk_tree_view_column_set_cell_data_func(column, renderer_msgtype,
 225                                                 (GtkTreeCellDataFunc)msgtype_cell_data,
 226                                                 priv->icons, NULL);
 227
 228
 229         /* attachment */
 230         column =  gtk_tree_view_column_new_with_attributes(_("A"), renderer_attach, NULL);
 231         gtk_tree_view_column_set_resizable (column, TRUE);
 232         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN);
 233         gtk_tree_view_column_set_sort_indicator (column, FALSE);
 234         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 235         gtk_tree_view_column_set_cell_data_func(column, renderer_attach,
 236                                                 (GtkTreeCellDataFunc)attach_cell_data,
 237                                                 priv->icons, NULL);
 238
 239         /* date */
 240         column =  gtk_tree_view_column_new_with_attributes(_("Date"), renderer_header,
 241                                                            "text",
 242                                                            TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 243                                                            NULL);
 244         gtk_tree_view_column_set_resizable (column, TRUE);
 245         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN);
 246         gtk_tree_view_column_set_sort_indicator (column, TRUE);
 247         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 248         gtk_tree_view_column_set_cell_data_func(column, renderer_header,
 249                                                 (GtkTreeCellDataFunc)header_cell_data,
 250                                                 NULL, NULL);
 251         g_signal_connect (G_OBJECT (column), "clicked", G_CALLBACK (column_clicked), obj);
 252
 253
 254         /* from */
 255         column =  gtk_tree_view_column_new_with_attributes(_("From"), renderer_header,
 256                                                            "text",
 257                                                            TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 258                                                            NULL);
 259         gtk_tree_view_column_set_resizable (column, TRUE);
 260         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN);
 261         gtk_tree_view_column_set_sort_indicator (column, TRUE);
 262         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 263         gtk_tree_view_column_set_cell_data_func(column, renderer_header,
 264                                                 (GtkTreeCellDataFunc)header_cell_data,
 265                                                 NULL, NULL);
 266         g_signal_connect (G_OBJECT (column), "clicked", G_CALLBACK (column_clicked), obj);
 267
 268
 269         /* subject */
 270         column =  gtk_tree_view_column_new_with_attributes(_("Subject"), renderer_header,
 271                                                            "text",
 272                                                            TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 273                                                            NULL);
 274         gtk_tree_view_column_set_resizable (column, TRUE);
 275         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN);
 276         gtk_tree_view_column_set_sort_indicator (column, TRUE);
 277         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 278         g_signal_connect (G_OBJECT (column), "clicked", G_CALLBACK (column_clicked), obj);
 279
 280
 281         /* all cols */
 282         gtk_tree_view_set_headers_visible   (GTK_TREE_VIEW(obj), TRUE);
 283         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), TRUE);
 284         gtk_tree_view_column_set_cell_data_func(column, renderer_header,
 285                                                 (GtkTreeCellDataFunc)header_cell_data,
 286                                                 NULL, NULL);
 287
 288         gtk_tree_view_set_rules_hint (GTK_TREE_VIEW(obj), TRUE); /* alternating row colors */
 289
 290 }
 291
 292 static void
 293 modest_tny_header_tree_view_finalize (GObject *obj)
 294 {
 295         ModestTnyHeaderTreeView        *self;
 296         ModestTnyHeaderTreeViewPrivate *priv;
 297         int i;
 298
 299         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 300         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 301
 302         if (priv->headers)
 303                 g_object_unref (G_OBJECT(priv->headers));
 304
 305         priv->headers = NULL;
 306         priv->tny_msg_folder    = NULL;
 307
 308         /* cleanup our icons */
 309         for (i = 0; i != HEADER_ICON_NUM; ++i) {
 310                 if (priv->icons[i]) {
 311                         g_object_unref (G_OBJECT(priv->icons[i]));
 312                         priv->icons[i] = NULL;
 313                 }
 314         }
 315 }
 316
 317 GtkWidget*
 318 modest_tny_header_tree_view_new (TnyMsgFolderIface *folder)
 319 {
 320         GObject *obj;
 321         GtkTreeSelection *sel;
 322         ModestTnyHeaderTreeView *self;
 323
 324         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_HEADER_TREE_VIEW, NULL));
 325         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 326
 327         if (!modest_tny_header_tree_view_set_folder (self, NULL)) {
 328                 g_warning ("could not set the folder");
 329                 g_object_unref (obj);
 330                 return NULL;
 331         }
 332
 333         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 334         g_signal_connect (sel, "changed",
 335                           G_CALLBACK(selection_changed), self);
 336
 337         return GTK_WIDGET(self);
 338 }
 339
 340
 341 gboolean
 342 modest_tny_header_tree_view_set_folder (ModestTnyHeaderTreeView *self,
 343                                         TnyMsgFolderIface *folder)
 344 {
 345         GtkTreeModel *oldsortable, *sortable, *oldmodel;
 346         ModestTnyHeaderTreeViewPrivate *priv;
 347         static GtkTreeModel *empty_model = NULL;
 348
 349         g_return_val_if_fail (self, FALSE);
 350
 351         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 352
 353         if (folder) {
 354                 priv->headers = TNY_LIST_IFACE(tny_msg_header_list_model_new ());
 355                 tny_msg_folder_iface_get_headers (folder, priv->headers,
 356                                                   FALSE);
 357                 tny_msg_header_list_model_set_folder (TNY_MSG_HEADER_LIST_MODEL(priv->headers),
 358                                                       folder);
 359         } else {
 360                 if (!empty_model)
 361                         empty_model = GTK_TREE_MODEL(gtk_list_store_new(1, G_TYPE_STRING));
 362         }
 363
 364         oldsortable = gtk_tree_view_get_model(GTK_TREE_VIEW (self));
 365         if (oldsortable && GTK_IS_TREE_MODEL_SORT(oldsortable)) {
 366                 GtkTreeModel *oldmodel = gtk_tree_model_sort_get_model
 367                         (GTK_TREE_MODEL_SORT(oldsortable));
 368                 if (oldmodel)
 369                         g_object_unref (G_OBJECT(oldmodel));
 370                 g_object_unref (oldsortable);
 371         }
 372
 373         if (folder)
 374                 sortable = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL(priv->headers));
 375         else
 376                 sortable = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL(empty_model));
 377
 378         gtk_tree_view_set_model (GTK_TREE_VIEW (self), sortable);
 379
 380         return TRUE;
 381 }
 382
 383
 384 static void
 385 selection_changed (GtkTreeSelection *sel, gpointer user_data)
 386 {
 387         GtkTreeModel            *model;
 388         TnyMsgHeaderIface       *header;
 389         GtkTreeIter             iter;
 390         ModestTnyHeaderTreeView *tree_view;
 391
 392         g_return_if_fail (sel);
 393         g_return_if_fail (user_data);
 394
 395         if (!gtk_tree_selection_get_selected (sel, &model, &iter))
 396                 return; /* msg was _un_selected */
 397
 398         tree_view = MODEST_TNY_HEADER_TREE_VIEW (user_data);
 399
 400         gtk_tree_model_get (model, &iter,
 401                             TNY_MSG_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 402                             &header, -1);
 403
 404         if (header) {
 405                 TnyMsgHeaderFlags flags;
 406                 const TnyMsgIface *msg;
 407                 const TnyMsgFolderIface *folder;
 408
 409                 folder = tny_msg_header_iface_get_folder (TNY_MSG_HEADER_IFACE(header));
 410                 if (!folder)
 411                         g_message ("cannot find folder");
 412                 else {
 413                         msg = tny_msg_folder_iface_get_message (TNY_MSG_FOLDER_IFACE(folder),
 414                                                                 header);
 415                         if (!msg)
 416                                 g_message ("cannot find msg");
 417                 }
 418
 419                 g_signal_emit (G_OBJECT(tree_view), signals[MESSAGE_SELECTED_SIGNAL], 0,
 420                                msg);
 421
 422                 /* mark message as seen; _set_flags crashes, bug in tinymail? */
 423                 flags = tny_msg_header_iface_get_flags (TNY_MSG_HEADER_IFACE(header));
 424                 //tny_msg_header_iface_set_flags (header, flags | TNY_MSG_HEADER_FLAG_SEEN);
 425
 426         }
 427 }
 428
 429 static void
 430 column_clicked (GtkTreeViewColumn *col, gpointer user_data)
 431 {
 432         GtkTreeView *treeview;
 433         gint id;
 434
 435         treeview = GTK_TREE_VIEW (user_data);
 436         id = gtk_tree_view_column_get_sort_column_id (col);
 437
 438         gtk_tree_view_set_search_column (treeview, id);
 439 }