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 #include "modest-ui-dimming-manager.h"
  32
  33 static void modest_dimming_rule_class_init (ModestDimmingRuleClass *klass);
  34 static void modest_dimming_rule_init       (ModestDimmingRule *obj);
  35 static void modest_dimming_rule_finalize   (GObject *obj);
  36
  37 typedef struct _ModestDimmingRulePrivate ModestDimmingRulePrivate;
  38 struct _ModestDimmingRulePrivate {
  39         ModestDimmingRulesGroup *group;
  40         ModestWindow *win;
  41         ModestDimmingCallback dimming_rule;
  42         gchar *action_path;
  43         GtkWidget *widget;
  44         gchar *notification;
  45 };
  46
  47 #define MODEST_DIMMING_RULE_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
  48                                                    MODEST_TYPE_DIMMING_RULE, \
  49                                                    ModestDimmingRulePrivate))
  50
  51 /* globals */
  52 static GObjectClass *parent_class = NULL;
  53
  54 GType
  55 modest_dimming_rule_get_type (void)
  56 {
  57         static GType my_type = 0;
  58         if (!my_type) {
  59                 static const GTypeInfo my_info = {
  60                         sizeof(ModestDimmingRuleClass),
  61                         NULL,           /* base init */
  62                         NULL,           /* base finalize */
  63                         (GClassInitFunc) modest_dimming_rule_class_init,
  64                         NULL,           /* class finalize */
  65                         NULL,           /* class data */
  66                         sizeof(ModestDimmingRule),
  67                         1,              /* n_preallocs */
  68                         (GInstanceInitFunc) modest_dimming_rule_init,
  69                         NULL
  70                 };
  71                 my_type = g_type_register_static (G_TYPE_OBJECT,
  72                                                   "ModestDimmingRule",
  73                                                   &my_info, 0);
  74         }
  75         return my_type;
  76 }
  77
  78 static void
  79 modest_dimming_rule_class_init (ModestDimmingRuleClass *klass)
  80 {
  81         GObjectClass *gobject_class;
  82         gobject_class = (GObjectClass*) klass;
  83
  84         parent_class            = g_type_class_peek_parent (klass);
  85         gobject_class->finalize = modest_dimming_rule_finalize;
  86
  87         g_type_class_add_private (gobject_class, sizeof(ModestDimmingRulePrivate));
  88 }
  89
  90 static void
  91 modest_dimming_rule_init (ModestDimmingRule *obj)
  92 {
  93         ModestDimmingRulePrivate *priv;
  94
  95         priv = MODEST_DIMMING_RULE_GET_PRIVATE(obj);
  96         priv->group= NULL;
  97         priv->win = NULL;
  98         priv->dimming_rule = NULL;
  99         priv->action_path = NULL;
 100         priv->widget = NULL;
 101         priv->notification = NULL;
 102 }
 103
 104 static void
 105 modest_dimming_rule_finalize (GObject *obj)
 106 {
 107         ModestDimmingRulePrivate *priv;
 108
 109         priv = MODEST_DIMMING_RULE_GET_PRIVATE(obj);
 110
 111         if (priv->group != NULL)
 112                 g_object_unref(priv->group);
 113         if (priv->action_path != NULL)
 114                 g_free(priv->action_path);
 115         if (priv->notification != NULL)
 116                 g_free(priv->notification);
 117
 118         G_OBJECT_CLASS(parent_class)->finalize (obj);
 119 }
 120
 121
 122 ModestDimmingRule*
 123 modest_dimming_rule_new(ModestWindow *win,
 124                         ModestDimmingCallback dimming_rule,
 125                         const gchar *action_path)
 126 {
 127         ModestDimmingRule *obj;
 128         ModestDimmingRulePrivate *priv;
 129
 130         g_return_val_if_fail (MODEST_IS_WINDOW (win), NULL);
 131         g_return_val_if_fail (dimming_rule != NULL, NULL);
 132         g_return_val_if_fail (action_path != NULL, NULL);
 133
 134         obj = MODEST_DIMMING_RULE(g_object_new(MODEST_TYPE_DIMMING_RULE, NULL));
 135
 136         priv = MODEST_DIMMING_RULE_GET_PRIVATE(obj);
 137         priv->win = win;
 138         priv->dimming_rule = dimming_rule;
 139         priv->action_path = g_strdup(action_path);
 140
 141         return obj;
 142 }
 143
 144 ModestDimmingRule*
 145 modest_dimming_rule_new_from_widget (ModestWindow *win,
 146                                      ModestDimmingCallback dimming_rule,
 147                                      GtkWidget *widget)
 148 {
 149         ModestDimmingRule *obj;
 150         ModestDimmingRulePrivate *priv;
 151
 152         g_return_val_if_fail (MODEST_IS_WINDOW (win), NULL);
 153         g_return_val_if_fail (dimming_rule != NULL, NULL);
 154         g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
 155
 156         obj = MODEST_DIMMING_RULE(g_object_new(MODEST_TYPE_DIMMING_RULE, NULL));
 157
 158         priv = MODEST_DIMMING_RULE_GET_PRIVATE(obj);
 159         priv->win = win;
 160         priv->dimming_rule = dimming_rule;
 161         priv->widget = widget;
 162
 163         return obj;
 164 }
 165
 166
 167 void
 168 modest_dimming_rule_process (ModestDimmingRule *self)
 169 {
 170
 171         ModestDimmingRulePrivate *priv = NULL;
 172         GtkAction *action = NULL;
 173         gboolean dimmed = FALSE;
 174
 175         priv = MODEST_DIMMING_RULE_GET_PRIVATE(self);
 176         g_return_if_fail (priv->win != NULL);
 177         g_return_if_fail (priv->dimming_rule != NULL);
 178         g_return_if_fail ((priv->action_path != NULL)|| GTK_IS_WIDGET (priv->widget));
 179
 180         /* process dimming rule */
 181         dimmed = priv->dimming_rule (priv->win, self);
 182
 183         /* Update dimming status */
 184         if (priv->action_path != NULL) {
 185                 action = modest_window_get_action (priv->win, priv->action_path);
 186                 if (action != NULL)
 187                         gtk_action_set_sensitive (action, !dimmed);
 188                 else
 189                         g_printerr ("modest: action path '%s' has not associatd action\n", priv->action_path);
 190         } else if (priv->widget != NULL) {
 191                 ModestUIDimmingMode mode;
 192
 193                 mode = modest_ui_dimming_manager_get_widget_dimming_mode (priv->widget);
 194                 switch (mode) {
 195                 case MODEST_UI_DIMMING_MODE_HIDE:
 196                         if (dimmed) {
 197                                 gtk_widget_hide (GTK_WIDGET (priv->widget));
 198                         } else {
 199                                 gtk_widget_show (GTK_WIDGET (priv->widget));
 200                         }
 201                         break;
 202                 case MODEST_UI_DIMMING_MODE_DIM:
 203                 default:
 204                         gtk_widget_set_sensitive (priv->widget, !dimmed);
 205                         break;
 206                 }
 207         }
 208 }
 209
 210 void
 211 modest_dimming_rule_set_group (ModestDimmingRule *rule,
 212                                ModestDimmingRulesGroup *group)
 213 {
 214         ModestDimmingRulePrivate *priv = NULL;
 215
 216         g_return_if_fail (MODEST_IS_DIMMING_RULE (rule));
 217         g_return_if_fail (MODEST_IS_DIMMING_RULES_GROUP (group));
 218         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 219
 220         if (priv->group == group)
 221                 return;
 222         if (priv->group != NULL)
 223                 g_object_unref (priv->group);
 224         priv->group = g_object_ref (group);
 225 }
 226
 227 ModestDimmingRulesGroup *
 228 modest_dimming_rule_get_group (ModestDimmingRule *rule)
 229 {
 230         ModestDimmingRulePrivate *priv = NULL;
 231
 232         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), NULL);
 233         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 234         g_return_val_if_fail (MODEST_IS_DIMMING_RULES_GROUP (priv->group), NULL);
 235
 236         return g_object_ref(priv->group);
 237 }
 238
 239 void
 240 modest_dimming_rule_set_notification (ModestDimmingRule *rule,
 241                                       const gchar *notification)
 242 {
 243         ModestDimmingRulePrivate *priv = NULL;
 244
 245         g_return_if_fail (MODEST_IS_DIMMING_RULE (rule));
 246         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 247
 248         /* Free previous notification */
 249         if (priv->notification != NULL) {
 250                 g_free(priv->notification);
 251                 priv->notification = NULL;
 252         }
 253
 254         /* Set new notification message */
 255         if (notification != NULL)
 256                 priv->notification = g_strdup(notification);
 257 }
 258
 259 gchar *
 260 modest_dimming_rule_get_notification (ModestDimmingRule *rule)
 261 {
 262         ModestDimmingRulePrivate *priv = NULL;
 263
 264         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), NULL);
 265         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 266
 267         return g_strdup(priv->notification);
 268 }
 269
 270 GtkWidget *
 271 modest_dimming_rule_get_widget (ModestDimmingRule *rule)
 272 {
 273         ModestDimmingRulePrivate *priv = NULL;
 274
 275         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), NULL);
 276         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 277
 278         if (priv->action_path != NULL)
 279                 return modest_window_get_action_widget (MODEST_WINDOW (priv->win), priv->action_path);
 280         else
 281                 return priv->widget;
 282 }
 283
 284 const gchar *
 285 modest_dimming_rule_get_action_path (ModestDimmingRule *rule)
 286 {
 287         ModestDimmingRulePrivate *priv = NULL;
 288
 289         g_return_val_if_fail (MODEST_IS_DIMMING_RULE (rule), NULL);
 290         priv = MODEST_DIMMING_RULE_GET_PRIVATE(rule);
 291
 292         return priv->action_path;
 293 }