git.maemo.org Git - modest/blob - src/modest-dimming-rule.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-rule.h"
  31
  32 static void modest_dimming_rule_class_init (ModestDimmingRuleClass *klass);
  33 static void modest_dimming_rule_init       (ModestDimmingRule *obj);
  34 static void modest_dimming_rule_finalize   (GObject *obj);
  35
  36 typedef struct _ModestDimmingRulePrivate ModestDimmingRulePrivate;
  37 struct _ModestDimmingRulePrivate {
  38         ModestDimmingRulesGroup *group;
  39         ModestWindow *win;
  40         ModestDimmingCallback dimming_rule;
  41         gchar *action_path;
  42         gchar *notification;
  43 };
  44
  45 #define MODEST_DIMMING_RULE_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  46                                                    MODEST_TYPE_DIMMING_RULE, \
  47                                                    ModestDimmingRulePrivate))
  48
  49 /* globals */
  50 static GObjectClass *parent_class = NULL;
  51
  52 GType
  53 modest_dimming_rule_get_type (void)
  54 {
  55         static GType my_type = 0;
  56         if (!my_type) {
  57                 static const GTypeInfo my_info = {
  58                         sizeof(ModestDimmingRuleClass),
  59                         NULL,           /* base init */
  60                         NULL,           /* base finalize */
  61                         (GClassInitFunc) modest_dimming_rule_class_init,
  62                         NULL,           /* class finalize */
  63                         NULL,           /* class data */
  64                         sizeof(ModestDimmingRule),
  65                         1,              /* n_preallocs */
  66                         (GInstanceInitFunc) modest_dimming_rule_init,
  67                         NULL
  68                 };
  69                 my_type = g_type_register_static (G_TYPE_OBJECT,
  70                                                   "ModestDimmingRule",
  71                                                   &my_info, 0);
  72         }
  73         return my_type;
  74 }
  75
  76 static void
  77 modest_dimming_rule_class_init (ModestDimmingRuleClass *klass)
  78 {
  79         GObjectClass *gobject_class;
  80         gobject_class = (GObjectClass*) klass;
  81
  82         parent_class            = g_type_class_peek_parent (klass);
  83         gobject_class->finalize = modest_dimming_rule_finalize;
  84
  85         g_type_class_add_private (gobject_class, sizeof(ModestDimmingRulePrivate));
  86 }
  87
  88 static void
  89 modest_dimming_rule_init (ModestDimmingRule *obj)
  90 {
  91         ModestDimmingRulePrivate *priv;
  92
  93         priv = MODEST_DIMMING_RULE_GET_PRIVATE(obj);
  94         priv->group= NULL;
  95         priv->win = NULL;
  96         priv->dimming_rule = NULL;
  97         priv->action_path = NULL;
  98         priv->notification = NULL;
  99 }
 100
 101 static void
 102 modest_dimming_rule_finalize (GObject *obj)
 103 {
 104         ModestDimmingRulePrivate *priv;
 105
 106         priv = MODEST_DIMMING_RULE_GET_PRIVATE(obj);
 107
 108         if (priv->group != NULL)
 109                 g_object_unref(priv->group);
 110         if (priv->action_path != NULL)
 111                 g_free(priv->action_path);
 112         if (priv->notification != NULL)
 113                 g_free(priv->notification);
 114
 115         G_OBJECT_CLASS(parent_class)->finalize (obj);
 116 }
 117
 118
 119 ModestDimmingRule*
 120 modest_dimming_rule_new(ModestWindow *win,
 121                         ModestDimmingCallback dimming_rule,
 122                         const gchar *action_path)
 123 {
 124         ModestDimmingRule *obj;
 125         ModestDimmingRulePrivate *priv;
 126
 127         g_return_val_if_fail (MODEST_IS_WINDOW (win), NULL);
 128         g_return_val_if_fail (dimming_rule != NULL, NULL);
 129         g_return_val_if_fail (action_path != NULL, NULL);
 130
 131         obj = MODEST_DIMMING_RULE(g_object_new(MODEST_TYPE_DIMMING_RULE, NULL));
 132
 133         priv = MODEST_DIMMING_RULE_GET_PRIVATE(obj);
 134         priv->win = win;
 135         priv->dimming_rule = dimming_rule;
 136         priv->action_path = g_strdup(action_path);
 137
 138         return obj;
 139 }
 140
 141
 142 void
 143 modest_dimming_rule_process (ModestDimmingRule *self)
 144 {
 145
 146         ModestDimmingRulePrivate *priv = NULL;
 147         GtkAction *action = NULL;
 148         gboolean dimmed = FALSE;
 149
 150         priv = MODEST_DIMMING_RULE_GET_PRIVATE(self);
 151         g_return_if_fail (priv->win != NULL);
 152         g_return_if_fail (priv->dimming_rule != NULL);
 153         g_return_if_fail (priv->action_path != NULL);
 154
 155         /* process dimming rule */
 156         dimmed = priv->dimming_rule (priv->win, self);
 157
 158         /* Update dimming status */
 159         action = modest_window_get_action (priv->win, priv->action_path);
 160         if (action == NULL)
 161                 g_printerr ("modest: action path '%s' has not associatd action\n", priv->action_path);
 162         else
 163                 gtk_action_set_sensitive (action, !dimmed);
 164 }
 165
 166 void
 167 modest_dimming_rule_set_group (ModestDimmingRule *rule,
 168                                ModestDimmingRulesGroup *group)
 169 {
 170         ModestDimmingRulePrivate *priv = NULL;
 171
 172         g_return_if_fail (MODEST_IS_DIMMING_RULE (rule));
 173         g_return_if_fail (MODEST_IS_DIMMING_RULES_GROUP (group));
 174         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 175
 176         if (priv->group == group)
 177                 return;
 178         if (priv->group != NULL)
 179                 g_object_unref (priv->group);
 180         priv->group = g_object_ref (group);
 181 }
 182
 183 ModestDimmingRulesGroup *
 184 modest_dimming_rule_get_group (ModestDimmingRule *rule)
 185 {
 186         ModestDimmingRulePrivate *priv = NULL;
 187
 188         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), NULL);
 189         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 190         g_return_val_if_fail (MODEST_IS_DIMMING_RULES_GROUP (priv->group), NULL);
 191
 192         return g_object_ref(priv->group);
 193 }
 194
 195 void
 196 modest_dimming_rule_set_notification (ModestDimmingRule *rule,
 197                                       const gchar *notification)
 198 {
 199         ModestDimmingRulePrivate *priv = NULL;
 200
 201         g_return_if_fail (MODEST_IS_DIMMING_RULE (rule));
 202         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 203
 204         /* Free previous notification */
 205         if (priv->notification != NULL) {
 206                 g_free(priv->notification);
 207                 priv->notification = NULL;
 208         }
 209
 210         /* Set new notification message */
 211         if (notification != NULL)
 212                 priv->notification = g_strdup(notification);
 213 }
 214
 215 gchar *
 216 modest_dimming_rule_get_notification (ModestDimmingRule *rule)
 217 {
 218         ModestDimmingRulePrivate *priv = NULL;
 219
 220         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), NULL);
 221         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 222
 223         return g_strdup(priv->notification);
 224 }