1 /* Copyright (c) 2006, Nokia Corporation
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
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.
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.
30 #include "modest-singletons.h"
31 #include "modest-runtime.h"
32 #include "modest-debug.h"
34 /* 'private'/'protected' functions */
35 static void modest_singletons_class_init (ModestSingletonsClass *klass);
36 static void modest_singletons_init (ModestSingletons *obj);
37 static void modest_singletons_finalize (GObject *obj);
39 typedef struct _ModestSingletonsPrivate ModestSingletonsPrivate;
40 struct _ModestSingletonsPrivate {
42 ModestAccountMgr *account_mgr;
43 ModestEmailClipboard *email_clipboard;
44 ModestCacheMgr *cache_mgr;
45 ModestMailOperationQueue *mail_op_queue;
46 TnyPlatformFactory *platform_fact;
48 ModestWindowMgr *window_mgr;
50 #define MODEST_SINGLETONS_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE((o), \
51 MODEST_TYPE_SINGLETONS, \
52 ModestSingletonsPrivate))
54 static GObjectClass *parent_class = NULL;
57 modest_singletons_get_type (void)
59 static GType my_type = 0;
61 static const GTypeInfo my_info = {
62 sizeof(ModestSingletonsClass),
64 NULL, /* base finalize */
65 (GClassInitFunc) modest_singletons_class_init,
66 NULL, /* class finalize */
67 NULL, /* class data */
68 sizeof(ModestSingletons),
70 (GInstanceInitFunc) modest_singletons_init,
73 my_type = g_type_register_static (G_TYPE_OBJECT,
81 modest_singletons_class_init (ModestSingletonsClass *klass)
83 GObjectClass *gobject_class;
84 gobject_class = (GObjectClass*) klass;
86 parent_class = g_type_class_peek_parent (klass);
87 gobject_class->finalize = modest_singletons_finalize;
89 g_type_class_add_private (gobject_class, sizeof(ModestSingletonsPrivate));
93 modest_singletons_init (ModestSingletons *obj)
95 ModestSingletonsPrivate *priv;
96 priv = MODEST_SINGLETONS_GET_PRIVATE(obj);
99 priv->account_mgr = NULL;
100 priv->email_clipboard = NULL;
101 priv->cache_mgr = NULL;
102 priv->mail_op_queue = NULL;
103 priv->platform_fact = NULL;
105 priv->window_mgr = NULL;
107 priv->conf = modest_conf_new ();
109 g_printerr ("modest: cannot create modest conf instance\n");
113 priv->account_mgr = modest_account_mgr_new (priv->conf);
114 if (!priv->account_mgr) {
115 g_printerr ("modest: cannot create modest account mgr instance\n");
119 priv->email_clipboard = modest_email_clipboard_new ();
120 if (!priv->email_clipboard) {
121 g_printerr ("modest: cannot create modest email clipboard instance\n");
125 priv->platform_fact = modest_tny_platform_factory_get_instance ();
126 if (!priv->platform_fact) {
127 g_printerr ("modest: cannot create platform factory instance\n");
131 priv->device = tny_platform_factory_new_device (priv->platform_fact);
133 g_printerr ("modest: cannot create tny device instance\n");
137 priv->cache_mgr = modest_cache_mgr_new ();
138 if (!priv->cache_mgr) {
139 g_printerr ("modest: cannot create modest cache mgr instance\n");
143 priv->mail_op_queue = modest_mail_operation_queue_new ();
144 if (!priv->mail_op_queue) {
145 g_printerr ("modest: cannot create modest mail operation queue instance\n");
149 priv->window_mgr = modest_window_mgr_new ();
150 if (!priv->window_mgr) {
151 g_printerr ("modest: cannot create modest window manager instance\n");
157 modest_singletons_finalize (GObject *obj)
159 ModestSingletonsPrivate *priv;
161 priv = MODEST_SINGLETONS_GET_PRIVATE(obj);
163 if (priv->window_mgr) {
164 MODEST_DEBUG_VERIFY_OBJECT_LAST_REF(priv->window_mgr,"");
165 g_object_unref (G_OBJECT(priv->window_mgr));
166 priv->window_mgr = NULL;
169 if (priv->mail_op_queue) {
170 MODEST_DEBUG_VERIFY_OBJECT_LAST_REF(priv->mail_op_queue,"");
171 g_object_unref (G_OBJECT(priv->mail_op_queue));
172 priv->mail_op_queue = NULL;
175 if (priv->cache_mgr) {
176 MODEST_DEBUG_VERIFY_OBJECT_LAST_REF(priv->cache_mgr,"");
177 g_object_unref (G_OBJECT(priv->cache_mgr));
178 priv->cache_mgr = NULL;
182 MODEST_DEBUG_VERIFY_OBJECT_LAST_REF(priv->device,"");
183 g_object_unref (G_OBJECT(priv->device));
187 if (priv->platform_fact) {
188 MODEST_DEBUG_VERIFY_OBJECT_LAST_REF(priv->platform_fact,"");
189 g_object_unref (G_OBJECT(priv->platform_fact));
190 priv->platform_fact = NULL;
193 if (priv->email_clipboard) {
194 MODEST_DEBUG_VERIFY_OBJECT_LAST_REF(priv->email_clipboard,"");
195 g_object_unref (G_OBJECT(priv->email_clipboard));
196 priv->email_clipboard = NULL;
199 /* It is important that the account manager is uninitialized after
200 * the mail op queue is uninitialized because the mail op queue
201 * cancells any mail operations which in turn access the account
202 * manager (see modest_mail_operation_notify_end()). */
203 if (priv->account_mgr) {
204 MODEST_DEBUG_VERIFY_OBJECT_LAST_REF(priv->account_mgr,"");
205 g_object_unref (G_OBJECT(priv->account_mgr));
206 priv->account_mgr = NULL;
210 MODEST_DEBUG_VERIFY_OBJECT_LAST_REF(priv->conf,"");
211 g_object_unref (G_OBJECT(priv->conf));
215 G_OBJECT_CLASS(parent_class)->finalize (obj);
219 modest_singletons_new (void)
221 ModestSingletonsPrivate *priv;
222 ModestSingletons *self;
223 static gboolean invoked = FALSE;
226 g_printerr ("%s: modest: modest_singletons_new may only be called once, aborting...\n",
232 self = MODEST_SINGLETONS(g_object_new(MODEST_TYPE_SINGLETONS, NULL));
233 priv = MODEST_SINGLETONS_GET_PRIVATE(self);
235 /* widget_factory will still be NULL, as it is initialized lazily */
236 if (!(priv->conf && priv->account_mgr && priv->email_clipboard &&
237 priv->cache_mgr && priv->mail_op_queue && priv->device && priv->platform_fact)) {
238 g_printerr ("modest: failed to create singletons object\n");
239 g_object_unref (G_OBJECT(self));
249 modest_singletons_get_conf (ModestSingletons *self)
251 g_return_val_if_fail (self, NULL);
252 return MODEST_SINGLETONS_GET_PRIVATE(self)->conf;
256 modest_singletons_get_account_mgr (ModestSingletons *self)
258 g_return_val_if_fail (self, NULL);
259 return MODEST_SINGLETONS_GET_PRIVATE(self)->account_mgr;
262 ModestEmailClipboard*
263 modest_singletons_get_email_clipboard (ModestSingletons *self)
265 g_return_val_if_fail (self, NULL);
266 return MODEST_SINGLETONS_GET_PRIVATE(self)->email_clipboard;
270 modest_singletons_get_cache_mgr (ModestSingletons *self)
272 g_return_val_if_fail (self, NULL);
273 return MODEST_SINGLETONS_GET_PRIVATE(self)->cache_mgr;
276 ModestMailOperationQueue*
277 modest_singletons_get_mail_operation_queue (ModestSingletons *self)
279 g_return_val_if_fail (self, NULL);
280 return MODEST_SINGLETONS_GET_PRIVATE(self)->mail_op_queue;
284 modest_singletons_get_device (ModestSingletons *self)
286 g_return_val_if_fail (self, NULL);
287 return MODEST_SINGLETONS_GET_PRIVATE(self)->device;
292 modest_singletons_get_platform_factory (ModestSingletons *self)
294 g_return_val_if_fail (self, NULL);
295 return MODEST_SINGLETONS_GET_PRIVATE(self)->platform_fact;
299 modest_singletons_get_window_mgr (ModestSingletons *self)
301 g_return_val_if_fail (self, NULL);
302 return MODEST_SINGLETONS_GET_PRIVATE(self)->window_mgr;