libdocument/ev-link.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
   2 /* this file is part of evince, a gnome document viewer
   3  *
   4  *  Copyright (C) 2005 Red Hat, Inc.
   5  *
   6  * Evince is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * Evince is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19  */
  20
  21 #include <config.h>
  22 #include "ev-link.h"
  23
  24 enum {
  25         PROP_0,
  26         PROP_TITLE,
  27         PROP_ACTION
  28 };
  29
  30 struct _EvLink {
  31         GObject base_instance;
  32         EvLinkPrivate *priv;
  33 };
  34
  35 struct _EvLinkClass {
  36         GObjectClass base_class;
  37 };
  38
  39 struct _EvLinkPrivate {
  40         gchar        *title;
  41         EvLinkAction *action;
  42 };
  43
  44 G_DEFINE_TYPE (EvLink, ev_link, G_TYPE_OBJECT)
  45
  46 #define EV_LINK_GET_PRIVATE(object) \
  47         (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_LINK, EvLinkPrivate))
  48
  49 const gchar *
  50 ev_link_get_title (EvLink *self)
  51 {
  52         g_return_val_if_fail (EV_IS_LINK (self), NULL);
  53
  54         return self->priv->title;
  55 }
  56
  57 EvLinkAction *
  58 ev_link_get_action (EvLink *self)
  59 {
  60         g_return_val_if_fail (EV_IS_LINK (self), NULL);
  61
  62         return self->priv->action;
  63 }
  64
  65 static void
  66 ev_link_get_property (GObject    *object,
  67                       guint       prop_id,
  68                       GValue     *value,
  69                       GParamSpec *param_spec)
  70 {
  71         EvLink *self;
  72
  73         self = EV_LINK (object);
  74
  75         switch (prop_id) {
  76                 case PROP_TITLE:
  77                         g_value_set_string (value, self->priv->title);
  78                         break;
  79                 case PROP_ACTION:
  80                         g_value_set_pointer (value, self->priv->action);
  81                         break;
  82                 default:
  83                         G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
  84                                                            prop_id,
  85                                                            param_spec);
  86                         break;
  87         }
  88 }
  89
  90 static void
  91 ev_link_set_property (GObject      *object,
  92                       guint         prop_id,
  93                       const GValue *value,
  94                       GParamSpec   *param_spec)
  95 {
  96         EvLink *self = EV_LINK (object);
  97
  98         switch (prop_id) {
  99                 case PROP_TITLE:
 100                         self->priv->title = g_value_dup_string (value);
 101                         break;
 102                 case PROP_ACTION:
 103                         self->priv->action = g_value_get_pointer (value);
 104                         break;
 105                 default:
 106                         G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
 107                                                            prop_id,
 108                                                            param_spec);
 109                         break;
 110         }
 111 }
 112
 113 static void
 114 ev_link_finalize (GObject *object)
 115 {
 116         EvLinkPrivate *priv;
 117
 118         priv = EV_LINK (object)->priv;
 119
 120         if (priv->title) {
 121                 g_free (priv->title);
 122                 priv->title = NULL;
 123         }
 124
 125         if (priv->action) {
 126                 g_object_unref (priv->action);
 127                 priv->action = NULL;
 128         }
 129
 130         G_OBJECT_CLASS (ev_link_parent_class)->finalize (object);
 131 }
 132
 133 static void
 134 ev_link_init (EvLink *ev_link)
 135 {
 136         ev_link->priv = EV_LINK_GET_PRIVATE (ev_link);
 137
 138         ev_link->priv->title = NULL;
 139         ev_link->priv->action = NULL;
 140 }
 141
 142 static void
 143 ev_link_class_init (EvLinkClass *ev_window_class)
 144 {
 145         GObjectClass *g_object_class;
 146
 147         g_object_class = G_OBJECT_CLASS (ev_window_class);
 148
 149         g_object_class->set_property = ev_link_set_property;
 150         g_object_class->get_property = ev_link_get_property;
 151
 152         g_object_class->finalize = ev_link_finalize;
 153
 154         g_type_class_add_private (g_object_class, sizeof (EvLinkPrivate));
 155
 156         g_object_class_install_property (g_object_class,
 157                                          PROP_TITLE,
 158                                          g_param_spec_string ("title",
 159                                                               "Link Title",
 160                                                               "The link title",
 161                                                               NULL,
 162                                                               G_PARAM_READWRITE |
 163                                                               G_PARAM_CONSTRUCT_ONLY));
 164         g_object_class_install_property (g_object_class,
 165                                          PROP_ACTION,
 166                                          g_param_spec_pointer ("action",
 167                                                                "Link Action",
 168                                                                "The link action",
 169                                                                G_PARAM_READWRITE |
 170                                                                G_PARAM_CONSTRUCT_ONLY));
 171 }
 172
 173 EvLink *
 174 ev_link_new (const char   *title,
 175              EvLinkAction *action)
 176 {
 177         return EV_LINK (g_object_new (EV_TYPE_LINK,
 178                                       "title", title,
 179                                       "action", action,
 180                                       NULL));
 181 }
 182
 183