git.maemo.org Git - modest/blob - src/modest-conf.c

   1 /* Copyright (c) 2006, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <gconf/gconf-client.h>
  31 #include "modest-conf.h"
  32 #include "modest-marshal.h"
  33
  34 static void   modest_conf_class_init     (ModestConfClass *klass);
  35 static void   modest_conf_init           (ModestConf *obj);
  36 static void   modest_conf_finalize       (GObject *obj);
  37 static void   modest_conf_on_change      (GConfClient *client, guint conn_id,
  38                                           GConfEntry *entry, gpointer data);
  39 /* list my signals */
  40 enum {
  41         KEY_CHANGED_SIGNAL,
  42         LAST_SIGNAL
  43 };
  44 static guint signals[LAST_SIGNAL] = {0};
  45
  46
  47 typedef struct _ModestConfPrivate ModestConfPrivate;
  48 struct _ModestConfPrivate {
  49         GConfClient *gconf_client;
  50 };
  51 #define MODEST_CONF_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  52                                          MODEST_TYPE_CONF, \
  53                                          ModestConfPrivate))
  54 /* globals */
  55 static GObjectClass *parent_class = NULL;
  56
  57 GType
  58 modest_conf_get_type (void)
  59 {
  60         static GType my_type = 0;
  61         if (!my_type) {
  62                 static const GTypeInfo my_info = {
  63                         sizeof(ModestConfClass),
  64                         NULL,           /* base init */
  65                         NULL,           /* base finalize */
  66                         (GClassInitFunc) modest_conf_class_init,
  67                         NULL,           /* class finalize */
  68                         NULL,           /* class data */
  69                         sizeof(ModestConf),
  70                         1,              /* n_preallocs */
  71                         (GInstanceInitFunc) modest_conf_init,
  72                 };
  73                 my_type = g_type_register_static (G_TYPE_OBJECT,
  74                                                   "ModestConf",
  75                                                   &my_info, 0);
  76         }
  77         return my_type;
  78 }
  79
  80 static void
  81 modest_conf_class_init (ModestConfClass *klass)
  82 {
  83         GObjectClass *gobject_class;
  84         gobject_class = (GObjectClass*) klass;
  85
  86         parent_class            = g_type_class_peek_parent (klass);
  87         gobject_class->finalize = modest_conf_finalize;
  88
  89         g_type_class_add_private (gobject_class, sizeof(ModestConfPrivate));
  90
  91         signals[KEY_CHANGED_SIGNAL] =
  92                 g_signal_new ("key_changed",
  93                               G_TYPE_FROM_CLASS (gobject_class),
  94                               G_SIGNAL_RUN_FIRST,
  95                               G_STRUCT_OFFSET (ModestConfClass,key_changed),
  96                               NULL, NULL,
  97                               modest_marshal_VOID__STRING_INT,
  98                               G_TYPE_NONE, 2, G_TYPE_STRING, G_TYPE_INT);
  99 }
 100
 101 static void
 102 modest_conf_init (ModestConf *obj)
 103 {
 104         GConfClient *conf = NULL;
 105         ModestConfPrivate *priv = MODEST_CONF_GET_PRIVATE(obj);
 106         GError *err      = NULL;
 107
 108         priv->gconf_client = NULL;
 109
 110         conf = gconf_client_get_default ();
 111         if (!conf) {
 112                 g_printerr ("modest: could not get gconf client\n");
 113                 return;
 114         }
 115
 116         gconf_client_add_dir (conf,MODEST_CONF_NAMESPACE,
 117                               GCONF_CLIENT_PRELOAD_NONE,
 118                               &err);
 119         if (err) {
 120                 g_printerr ("modest: error %d with gconf_client_add_dir: '%s'\n",
 121                             err->code, err->message);
 122                 g_object_unref (conf);
 123                 g_error_free (err);
 124                 return;
 125         }
 126
 127         gconf_client_notify_add (conf, MODEST_CONF_NAMESPACE,
 128                                  modest_conf_on_change,
 129                                  obj, NULL, &err);
 130         if (err) {
 131                 g_printerr ("modest: gconf_client_notify_add error %d: '%s'\n",
 132                             err->code, err->message);
 133                 g_object_unref (conf);
 134                 g_error_free (err);
 135                 return;
 136         }
 137
 138         priv->gconf_client = conf;      /* all went well! */
 139 }
 140
 141 static void
 142 modest_conf_finalize (GObject *obj)
 143 {
 144         ModestConfPrivate *priv = MODEST_CONF_GET_PRIVATE(obj);
 145         if (priv->gconf_client) {
 146
 147                 gconf_client_suggest_sync (priv->gconf_client, NULL);
 148
 149                 g_object_unref (priv->gconf_client);
 150                 priv->gconf_client = NULL;
 151         }
 152 }
 153
 154 GObject*
 155 modest_conf_new (void)
 156 {
 157         ModestConf *conf = MODEST_CONF(g_object_new(MODEST_TYPE_CONF, NULL));
 158         if (!conf) {
 159                 g_printerr ("modest: failed to init ModestConf (GConf)\n");
 160                 return NULL;
 161         }
 162
 163         ModestConfPrivate *priv = MODEST_CONF_GET_PRIVATE(conf);
 164         if (!priv->gconf_client) {
 165                 g_printerr ("modest: failed to init gconf\n");
 166                 g_object_unref (conf);
 167                 return NULL;
 168         }
 169
 170         return G_OBJECT(conf);
 171 }
 172
 173
 174 gchar*
 175 modest_conf_get_string (ModestConf* self, const gchar* key, GError **err)
 176 {
 177         ModestConfPrivate *priv;
 178
 179         g_return_val_if_fail (self, NULL);
 180         g_return_val_if_fail (key,  NULL);
 181
 182         priv = MODEST_CONF_GET_PRIVATE(self);
 183         return gconf_client_get_string (priv->gconf_client, key, err);
 184 }
 185
 186
 187 gint
 188 modest_conf_get_int (ModestConf* self, const gchar* key, GError **err)
 189 {
 190         ModestConfPrivate *priv;
 191
 192         g_return_val_if_fail (self, -1);
 193         g_return_val_if_fail (key, -1);
 194
 195         priv = MODEST_CONF_GET_PRIVATE(self);
 196
 197         return gconf_client_get_int (priv->gconf_client, key, err);
 198 }
 199
 200
 201 gboolean
 202 modest_conf_get_bool (ModestConf* self, const gchar* key, GError **err)
 203 {
 204         ModestConfPrivate *priv;
 205
 206         g_return_val_if_fail (self, FALSE);
 207         g_return_val_if_fail (key, FALSE);
 208
 209         priv = MODEST_CONF_GET_PRIVATE(self);
 210
 211         return gconf_client_get_bool (priv->gconf_client, key, err);
 212 }
 213
 214
 215 gboolean
 216 modest_conf_set_string (ModestConf* self, const gchar* key, const gchar* val,
 217                         GError **err)
 218 {
 219         ModestConfPrivate *priv;
 220
 221         g_return_val_if_fail (self,FALSE);
 222         g_return_val_if_fail (key, FALSE);
 223
 224         priv = MODEST_CONF_GET_PRIVATE(self);
 225
 226         if (!gconf_client_key_is_writable(priv->gconf_client,key,err)) {
 227                 g_printerr ("modest: '%s' is not writable\n", key);
 228                 return FALSE;
 229         }
 230
 231         return gconf_client_set_string (priv->gconf_client, key, val, err);
 232 }
 233
 234
 235 gboolean
 236 modest_conf_set_int  (ModestConf* self, const gchar* key, gint val,
 237                       GError **err)
 238 {
 239         ModestConfPrivate *priv;
 240
 241         g_return_val_if_fail (self,FALSE);
 242         g_return_val_if_fail (key, FALSE);
 243
 244         priv = MODEST_CONF_GET_PRIVATE(self);
 245
 246         if (!gconf_client_key_is_writable(priv->gconf_client,key,err)) {
 247                 g_printerr ("modest: '%s' is not writable\n", key);
 248                 return FALSE;
 249         }
 250
 251         return gconf_client_set_int (priv->gconf_client, key, val, err);
 252 }
 253
 254
 255 gboolean
 256 modest_conf_set_bool (ModestConf* self, const gchar* key, gboolean val,
 257                       GError **err)
 258 {
 259         ModestConfPrivate *priv;
 260
 261         g_return_val_if_fail (self,FALSE);
 262         g_return_val_if_fail (key, FALSE);
 263
 264         priv = MODEST_CONF_GET_PRIVATE(self);
 265
 266         if (!gconf_client_key_is_writable(priv->gconf_client,key, err)) {
 267                 g_warning ("modest: '%s' is not writable\n", key);
 268                 return FALSE;
 269         }
 270
 271         return gconf_client_set_bool (priv->gconf_client,key,val, err);
 272 }
 273
 274
 275
 276
 277 GSList*
 278 modest_conf_list_subkeys (ModestConf* self, const gchar* key, GError **err)
 279 {
 280         ModestConfPrivate *priv;
 281
 282         g_return_val_if_fail (self,FALSE);
 283         g_return_val_if_fail (key, FALSE);
 284
 285         priv = MODEST_CONF_GET_PRIVATE(self);
 286
 287         return gconf_client_all_dirs (priv->gconf_client,key,err);
 288 }
 289
 290
 291 gboolean
 292 modest_conf_remove_key (ModestConf* self, const gchar* key, GError **err)
 293 {
 294         ModestConfPrivate *priv;
 295
 296         g_return_val_if_fail (self,FALSE);
 297         g_return_val_if_fail (key, FALSE);
 298
 299         priv = MODEST_CONF_GET_PRIVATE(self);
 300
 301         return gconf_client_recursive_unset (priv->gconf_client,key,0,err);
 302 }
 303
 304
 305
 306
 307 gboolean
 308 modest_conf_key_exists (ModestConf* self, const gchar* key, GError **err)
 309 {
 310         ModestConfPrivate *priv;
 311
 312         g_return_val_if_fail (self,FALSE);
 313         g_return_val_if_fail (key, FALSE);
 314
 315         priv = MODEST_CONF_GET_PRIVATE(self);
 316
 317         return gconf_client_dir_exists (priv->gconf_client,key,err);
 318 }
 319
 320
 321
 322
 323
 324 static void
 325 modest_conf_on_change (GConfClient *client, guint conn_id, GConfEntry *entry,
 326                        gpointer data)
 327 {
 328         ModestConfEvent event;
 329         const gchar* key;
 330
 331         event = (entry->value) ? MODEST_CONF_EVENT_KEY_CHANGED : MODEST_CONF_EVENT_KEY_UNSET;
 332         key    = gconf_entry_get_key (entry);
 333
 334         g_signal_emit (G_OBJECT(data),
 335                        signals[KEY_CHANGED_SIGNAL], 0,
 336                        key, event);
 337 }