git.maemo.org Git - modest/blob - src/modest-dimming-rules-group.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 "modest-dimming-rules-group.h"
  31 #include "modest-dimming-rules-group-priv.h"
  32 #include "modest-dimming-rule.h"
  33 #include "modest-platform.h"
  34
  35 static void modest_dimming_rules_group_class_init (ModestDimmingRulesGroupClass *klass);
  36 static void modest_dimming_rules_group_init       (ModestDimmingRulesGroup *obj);
  37 static void modest_dimming_rules_group_finalize   (GObject *obj);
  38
  39 static void _insensitive_press_callback (GtkWidget *widget, gpointer user_data);
  40
  41
  42 typedef struct _ModestDimmingRulesGroupPrivate ModestDimmingRulesGroupPrivate;
  43 struct _ModestDimmingRulesGroupPrivate {
  44         gchar *name;
  45         gboolean notifications_enabled;
  46         GHashTable *rules_map;
  47 };
  48
  49
  50 #define MODEST_DIMMING_RULES_GROUP_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  51                                                    MODEST_TYPE_DIMMING_RULES_GROUP, \
  52                                                    ModestDimmingRulesGroupPrivate))
  53
  54 /* globals */
  55 static GObjectClass *parent_class = NULL;
  56
  57 static void _execute_dimming_rule (gpointer key, gpointer value, gpointer user_data);
  58 static void _insensitive_press_callback (GtkWidget *widget, gpointer user_data);
  59
  60
  61
  62 GType
  63 modest_dimming_rules_group_get_type (void)
  64 {
  65         static GType my_type = 0;
  66         if (!my_type) {
  67                 static const GTypeInfo my_info = {
  68                         sizeof(ModestDimmingRulesGroupClass),
  69                         NULL,           /* base init */
  70                         NULL,           /* base finalize */
  71                         (GClassInitFunc) modest_dimming_rules_group_class_init,
  72                         NULL,           /* class finalize */
  73                         NULL,           /* class data */
  74                         sizeof(ModestDimmingRulesGroup),
  75                         1,              /* n_preallocs */
  76                         (GInstanceInitFunc) modest_dimming_rules_group_init,
  77                         NULL
  78                 };
  79                 my_type = g_type_register_static (G_TYPE_OBJECT,
  80                                                   "ModestDimmingRulesGroup",
  81                                                   &my_info, 0);
  82         }
  83         return my_type;
  84 }
  85
  86 static void
  87 modest_dimming_rules_group_class_init (ModestDimmingRulesGroupClass *klass)
  88 {
  89         GObjectClass *gobject_class;
  90         gobject_class = (GObjectClass*) klass;
  91
  92         parent_class            = g_type_class_peek_parent (klass);
  93         gobject_class->finalize = modest_dimming_rules_group_finalize;
  94
  95         g_type_class_add_private (gobject_class, sizeof(ModestDimmingRulesGroupPrivate));
  96 }
  97
  98 static void
  99 modest_dimming_rules_group_init (ModestDimmingRulesGroup *obj)
 100 {
 101         ModestDimmingRulesGroupPrivate *priv;
 102
 103         priv = MODEST_DIMMING_RULES_GROUP_GET_PRIVATE(obj);
 104
 105         priv->name = NULL;
 106         priv->rules_map = g_hash_table_new_full ((GHashFunc) g_str_hash,
 107                                                  (GEqualFunc) g_str_equal,
 108                                                  (GDestroyNotify) g_free,
 109                                                  (GDestroyNotify) g_object_unref);
 110 }
 111
 112 static void
 113 modest_dimming_rules_group_finalize (GObject *obj)
 114 {
 115         ModestDimmingRulesGroupPrivate *priv;
 116
 117         priv = MODEST_DIMMING_RULES_GROUP_GET_PRIVATE(obj);
 118
 119         if (priv->name != NULL)
 120                 g_free(priv->name);
 121
 122         if (priv->rules_map != NULL)
 123                 g_hash_table_destroy (priv->rules_map);
 124
 125         G_OBJECT_CLASS(parent_class)->finalize (obj);
 126 }
 127
 128
 129 ModestDimmingRulesGroup*
 130 modest_dimming_rules_group_new(const gchar *group_name,
 131                                gboolean notifications_enabled)
 132 {
 133         ModestDimmingRulesGroup *obj;
 134         ModestDimmingRulesGroupPrivate *priv;
 135
 136         g_return_val_if_fail (group_name != NULL, NULL);
 137
 138         obj = MODEST_DIMMING_RULES_GROUP(g_object_new(MODEST_TYPE_DIMMING_RULES_GROUP, NULL));
 139
 140         priv = MODEST_DIMMING_RULES_GROUP_GET_PRIVATE(obj);
 141         priv->name = g_strdup(group_name);
 142         priv->notifications_enabled = notifications_enabled;
 143
 144         return obj;
 145 }
 146
 147
 148 gchar *
 149 modest_dimming_rules_group_get_name (ModestDimmingRulesGroup *self)
 150 {
 151         ModestDimmingRulesGroupPrivate *priv;
 152
 153         g_return_val_if_fail (MODEST_IS_DIMMING_RULES_GROUP(self), NULL);
 154
 155         priv = MODEST_DIMMING_RULES_GROUP_GET_PRIVATE(self);
 156
 157         return g_strdup (priv->name);
 158 }
 159
 160 void
 161 modest_dimming_rules_group_add_rules (ModestDimmingRulesGroup *self,
 162                                       const ModestDimmingEntry modest_dimming_entries[],
 163                                       guint n_elements,
 164                                       gpointer user_data)
 165 {
 166         ModestDimmingRulesGroupPrivate *priv;
 167         ModestDimmingRule *dim_rule = NULL;
 168         ModestDimmingEntry entry;
 169         GtkWidget *widget = NULL;
 170         gboolean unique = FALSE;
 171         guint i;
 172
 173         g_return_if_fail (MODEST_IS_DIMMING_RULES_GROUP(self));
 174         g_return_if_fail (modest_dimming_entries != NULL);
 175         g_return_if_fail (n_elements > 0);
 176         g_return_if_fail (MODEST_IS_WINDOW(user_data));
 177
 178         priv = MODEST_DIMMING_RULES_GROUP_GET_PRIVATE(self);
 179
 180         for (i=0; i < n_elements; i++) {
 181                 entry = modest_dimming_entries[i];
 182
 183                 /* Check dimming_rule and action path are NOT NULL */
 184                 if (entry.action_path == NULL) continue;
 185                 if (entry.callback == NULL) continue;
 186
 187                 /* Check action path is unique */
 188                 unique = g_hash_table_lookup (priv->rules_map, entry.action_path) == NULL;
 189                 if (!unique) continue;
 190
 191                 /* Check action path is valid */
 192                 widget = modest_window_get_action_widget (MODEST_WINDOW (user_data), entry.action_path);
 193                 if (widget == NULL) continue;
 194
 195                 /* Create a new dimming rule */
 196                 dim_rule = modest_dimming_rule_new (MODEST_WINDOW(user_data),
 197                                                     (ModestDimmingCallback) entry.callback,
 198                                                     entry.action_path);
 199
 200                 /* Connect insensitive-presss handler to show notifications */
 201                 g_signal_connect (G_OBJECT (widget), "insensitive-press",
 202                                   G_CALLBACK (_insensitive_press_callback),
 203                                   dim_rule);
 204
 205                 /* Register new dimming rule */
 206                 modest_dimming_rule_set_group (dim_rule, self);
 207                 g_hash_table_insert (priv->rules_map, g_strdup(entry.action_path), dim_rule);
 208         }
 209 }
 210
 211 gboolean
 212 modest_dimming_rules_group_notifications_enabled (ModestDimmingRulesGroup *self)
 213 {
 214         ModestDimmingRulesGroupPrivate *priv;
 215
 216         g_return_val_if_fail (MODEST_IS_DIMMING_RULES_GROUP(self), FALSE);
 217         priv = MODEST_DIMMING_RULES_GROUP_GET_PRIVATE(self);
 218
 219         return priv->notifications_enabled;
 220 }
 221
 222 void
 223 modest_dimming_rules_group_execute (ModestDimmingRulesGroup *self)
 224 {
 225         ModestDimmingRulesGroupPrivate *priv;
 226
 227         g_return_if_fail (MODEST_IS_DIMMING_RULES_GROUP(self));
 228         priv = MODEST_DIMMING_RULES_GROUP_GET_PRIVATE(self);
 229
 230         g_hash_table_foreach (priv->rules_map, _execute_dimming_rule, NULL);
 231 }
 232
 233
 234 static void
 235 _execute_dimming_rule (gpointer key, gpointer value, gpointer user_data)
 236 {
 237         g_return_if_fail (MODEST_IS_DIMMING_RULE (value));
 238
 239         /* Process dimming rule */
 240         modest_dimming_rule_process (MODEST_DIMMING_RULE(value));
 241 }
 242
 243 static void
 244 _insensitive_press_callback (GtkWidget *widget, gpointer user_data)
 245 {
 246         ModestDimmingRulesGroup *group = NULL;
 247         ModestDimmingRule *rule = NULL;
 248         gchar *notification = NULL;
 249
 250         g_return_if_fail (MODEST_IS_DIMMING_RULE (user_data));
 251         rule = MODEST_DIMMING_RULE (user_data);
 252
 253         /* Check if this group has notification system enabled */
 254         group = modest_dimming_rule_get_group (rule);
 255         if (!modest_dimming_rules_group_notifications_enabled (group))
 256                 goto frees;
 257
 258         /* Get specific notification */
 259         notification = modest_dimming_rule_get_notification (rule);
 260         if (notification == NULL)
 261                 goto frees;
 262
 263         /* Show notification banner */
 264         modest_platform_information_banner (NULL, NULL, notification);
 265
 266         /* Free */
 267  frees:
 268         if (group != NULL)
 269                 g_object_unref(group);
 270         if (notification != NULL)
 271                 g_free(notification);
 272 }