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
  25 /* 'private'/'protected' functions */
  26 static void modest_tny_header_tree_view_class_init  (ModestTnyHeaderTreeViewClass *klass);
  27 static void modest_tny_header_tree_view_init        (ModestTnyHeaderTreeView *obj);
  28 static void modest_tny_header_tree_view_finalize    (GObject *obj);
  29
  30 static void selection_changed (GtkTreeSelection *sel, gpointer user_data);
  31 static void column_clicked (GtkTreeViewColumn *treeviewcolumn, gpointer user_data);
  32
  33 /* list my signals */
  34 enum {
  35         /* MY_SIGNAL_1, */
  36         MESSAGE_SELECTED_SIGNAL,
  37         LAST_SIGNAL
  38 };
  39
  40 typedef struct _ModestTnyHeaderTreeViewPrivate ModestTnyHeaderTreeViewPrivate;
  41 struct _ModestTnyHeaderTreeViewPrivate {
  42         TnyMsgFolderIface *tny_msg_folder;
  43         GtkTreeModel *header_tree_model;
  44 };
  45 #define MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  46                                                          MODEST_TYPE_TNY_HEADER_TREE_VIEW, \
  47                                                          ModestTnyHeaderTreeViewPrivate))
  48 /* globals */
  49 static GObjectClass *parent_class = NULL;
  50
  51 /* uncomment the following if you have defined any signals */
  52 static guint signals[LAST_SIGNAL] = {0};
  53
  54 GType
  55 modest_tny_header_tree_view_get_type (void)
  56 {
  57         static GType my_type = 0;
  58         if (!my_type) {
  59                 static const GTypeInfo my_info = {
  60                         sizeof(ModestTnyHeaderTreeViewClass),
  61                         NULL,           /* base init */
  62                         NULL,           /* base finalize */
  63                         (GClassInitFunc) modest_tny_header_tree_view_class_init,
  64                         NULL,           /* class finalize */
  65                         NULL,           /* class data */
  66                         sizeof(ModestTnyHeaderTreeView),
  67                         1,              /* n_preallocs */
  68                         (GInstanceInitFunc) modest_tny_header_tree_view_init,
  69                 };
  70                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
  71                                                   "ModestTnyHeaderTreeView",
  72                                                   &my_info, 0);
  73         }
  74         return my_type;
  75 }
  76
  77 static void
  78 modest_tny_header_tree_view_class_init (ModestTnyHeaderTreeViewClass *klass)
  79 {
  80         GObjectClass *gobject_class;
  81         gobject_class = (GObjectClass*) klass;
  82
  83         parent_class            = g_type_class_peek_parent (klass);
  84         gobject_class->finalize = modest_tny_header_tree_view_finalize;
  85
  86         g_type_class_add_private (gobject_class, sizeof(ModestTnyHeaderTreeViewPrivate));
  87
  88         signals[MESSAGE_SELECTED_SIGNAL] =
  89                 g_signal_new ("message_selected",
  90                               G_TYPE_FROM_CLASS (gobject_class),
  91                               G_SIGNAL_RUN_FIRST,
  92                               G_STRUCT_OFFSET (ModestTnyHeaderTreeViewClass,message_selected),
  93                               NULL, NULL,
  94                               g_cclosure_marshal_VOID__POINTER,
  95                               G_TYPE_NONE, 1, G_TYPE_POINTER);
  96 }
  97
  98 static void
  99 map_flags (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 100            GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer data)
 101 {
 102         gint flags;
 103         static gchar txt[10];
 104
 105         gtk_tree_model_get (tree_model, iter, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags, -1);
 106         g_snprintf (txt, 10, "%d", flags);
 107         g_object_set (G_OBJECT (renderer), "text", txt, NULL);
 108 }
 109
 110 static void
 111 modest_tny_header_tree_view_init (ModestTnyHeaderTreeView *obj)
 112 {
 113         GtkTreeViewColumn *column;
 114         GtkCellRenderer *renderer = gtk_cell_renderer_text_new ();
 115         GtkCellRenderer *renderer_toggle = gtk_cell_renderer_toggle_new ();
 116         ModestTnyHeaderTreeViewPrivate *priv;
 117
 118         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(obj);
 119
 120         priv->tny_msg_folder = NULL;
 121         priv->header_tree_model = NULL;
 122
 123         column =  gtk_tree_view_column_new_with_attributes(_("F"), renderer, NULL);
 124         gtk_tree_view_column_set_resizable (column, TRUE);
 125         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_FLAGS_COLUMN);
 126         gtk_tree_view_column_set_sort_indicator (column, FALSE);
 127         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 128         gtk_tree_view_column_set_cell_data_func(column, renderer, map_flags, NULL, NULL);
 129
 130         renderer = gtk_cell_renderer_text_new ();
 131         column =  gtk_tree_view_column_new_with_attributes(_("Date"), renderer,
 132                                                            "text",
 133                                                            TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN,
 134                                                            NULL);
 135         gtk_tree_view_column_set_resizable (column, TRUE);
 136         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_DATE_RECEIVED_COLUMN);
 137         gtk_tree_view_column_set_sort_indicator (column, TRUE);
 138         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 139         g_signal_connect (G_OBJECT (column), "clicked", G_CALLBACK (column_clicked), obj);
 140
 141
 142
 143         column =  gtk_tree_view_column_new_with_attributes(_("From"), renderer,
 144                                                            "text",
 145                                                            TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN,
 146                                                            NULL);
 147         gtk_tree_view_column_set_resizable (column, TRUE);
 148         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_FROM_COLUMN);
 149         gtk_tree_view_column_set_sort_indicator (column, TRUE);
 150         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 151         g_signal_connect (G_OBJECT (column), "clicked", G_CALLBACK (column_clicked), obj);
 152
 153
 154         column =  gtk_tree_view_column_new_with_attributes(_("Subject"), renderer,
 155                                                            "text",
 156                                                            TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN,
 157                                                            NULL);
 158         gtk_tree_view_column_set_resizable (column, TRUE);
 159         gtk_tree_view_column_set_sort_column_id (column, TNY_MSG_HEADER_LIST_MODEL_SUBJECT_COLUMN);
 160         gtk_tree_view_column_set_sort_indicator (column, TRUE);
 161         gtk_tree_view_append_column (GTK_TREE_VIEW(obj), column);
 162         g_signal_connect (G_OBJECT (column), "clicked", G_CALLBACK (column_clicked), obj);
 163
 164         gtk_tree_view_set_headers_visible   (GTK_TREE_VIEW(obj), TRUE);
 165         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), TRUE);
 166
 167         gtk_tree_view_set_rules_hint (GTK_TREE_VIEW(obj), TRUE); /* alternating row colors */
 168
 169 }
 170
 171 static void
 172 modest_tny_header_tree_view_finalize (GObject *obj)
 173 {
 174         ModestTnyHeaderTreeView        *self;
 175         ModestTnyHeaderTreeViewPrivate *priv;
 176
 177         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 178         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 179
 180         if (priv->header_tree_model)
 181                 g_object_unref (G_OBJECT(priv->header_tree_model));
 182
 183         priv->header_tree_model = NULL;
 184         priv->tny_msg_folder    = NULL;
 185 }
 186
 187 GtkWidget*
 188 modest_tny_header_tree_view_new (TnyMsgFolderIface *folder)
 189 {
 190         GObject *obj;
 191         GtkTreeSelection *sel;
 192         ModestTnyHeaderTreeView *self;
 193
 194         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_HEADER_TREE_VIEW, NULL));
 195         self = MODEST_TNY_HEADER_TREE_VIEW(obj);
 196
 197         if (!modest_tny_header_tree_view_set_folder (self, NULL)) {
 198                 g_warning ("could not set the folder");
 199                 g_object_unref (obj);
 200                 return NULL;
 201         }
 202
 203         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 204         g_signal_connect (sel, "changed",
 205                           G_CALLBACK(selection_changed), self);
 206
 207         return GTK_WIDGET(self);
 208 }
 209
 210
 211 gboolean
 212 modest_tny_header_tree_view_set_folder (ModestTnyHeaderTreeView *self,
 213                                         TnyMsgFolderIface *folder)
 214 {
 215         GtkTreeModel *sortable;
 216         ModestTnyHeaderTreeViewPrivate *priv;
 217
 218         g_return_val_if_fail (self, FALSE);
 219
 220         priv = MODEST_TNY_HEADER_TREE_VIEW_GET_PRIVATE(self);
 221
 222         /* clean up old stuff */
 223         if (priv->header_tree_model)
 224                 g_object_unref (G_OBJECT(priv->header_tree_model));
 225         priv->header_tree_model = NULL;
 226
 227         priv->header_tree_model = GTK_TREE_MODEL (tny_msg_header_list_model_new());
 228         if (folder) {
 229                 tny_msg_header_list_model_set_folder (
 230                         TNY_MSG_HEADER_LIST_MODEL(priv->header_tree_model),
 231                         folder, TRUE); /* FIXME: refresh?*/
 232
 233                 sortable = gtk_tree_model_sort_new_with_model (priv->header_tree_model);
 234
 235         } else {
 236                 static GtkTreeModel *empty_model = NULL;
 237                 if (!empty_model)
 238                         empty_model = GTK_TREE_MODEL(gtk_list_store_new(1, G_TYPE_STRING));
 239
 240                 sortable = empty_model;
 241         }
 242
 243         gtk_tree_view_set_model (GTK_TREE_VIEW (self), sortable);
 244
 245         if (sortable)
 246                 g_object_unref (G_OBJECT(sortable));
 247
 248         return TRUE;
 249 }
 250
 251
 252 static void
 253 selection_changed (GtkTreeSelection *sel, gpointer user_data)
 254 {
 255         GtkTreeModel            *model;
 256         TnyMsgHeaderIface       *header;
 257         GtkTreeIter             iter;
 258         ModestTnyHeaderTreeView *tree_view;
 259
 260         g_return_if_fail (sel);
 261         g_return_if_fail (user_data);
 262
 263         if (!gtk_tree_selection_get_selected (sel, &model, &iter))
 264                 return; /* msg was _un_selected */
 265
 266         tree_view = MODEST_TNY_HEADER_TREE_VIEW (user_data);
 267
 268         gtk_tree_model_get (model, &iter,
 269                             TNY_MSG_HEADER_LIST_MODEL_INSTANCE_COLUMN,
 270                             &header, -1);
 271
 272         if (header) {
 273                 const TnyMsgIface *msg;
 274                 const TnyMsgFolderIface *folder;
 275
 276                 folder = tny_msg_header_iface_get_folder (TNY_MSG_HEADER_IFACE(header));
 277                 if (!folder)
 278                         g_message ("cannot find folder");
 279                 else {
 280                         msg = tny_msg_folder_iface_get_message (TNY_MSG_FOLDER_IFACE(folder),
 281                                                                 header);
 282                         if (!msg)
 283                                 g_message ("cannot find msg");
 284                 }
 285                 g_signal_emit (G_OBJECT(tree_view), signals[MESSAGE_SELECTED_SIGNAL], 0,
 286                                msg);
 287         }
 288 }
 289
 290 static void
 291 column_clicked (GtkTreeViewColumn *treeviewcolumn, gpointer user_data)
 292 {
 293         GtkTreeView *treeview = GTK_TREE_VIEW (user_data);
 294         gint id;
 295
 296         id = gtk_tree_view_column_get_sort_column_id (treeviewcolumn);
 297
 298         gtk_tree_view_set_search_column (treeview, id);
 299 }