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"
33 /* 'private'/'protected' functions */
34 static void modest_singletons_class_init (ModestSingletonsClass *klass);
35 static void modest_singletons_init (ModestSingletons *obj);
36 static void modest_singletons_finalize (GObject *obj);
38 typedef struct _ModestSingletonsPrivate ModestSingletonsPrivate;
39 struct _ModestSingletonsPrivate {
41 ModestAccountMgr *account_mgr;
42 ModestEmailClipboard *email_clipboard;
43 ModestTnyAccountStore *account_store;
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->account_store = NULL;
102 priv->cache_mgr = NULL;
103 priv->mail_op_queue = NULL;
104 priv->platform_fact = NULL;
106 priv->window_mgr = NULL;
108 priv->conf = modest_conf_new ();
110 g_printerr ("modest: cannot create modest conf instance\n");
114 priv->account_mgr = modest_account_mgr_new (priv->conf);
115 if (!priv->account_mgr) {
116 g_printerr ("modest: cannot create modest account mgr instance\n");
120 priv->email_clipboard = modest_email_clipboard_new ();
121 if (!priv->email_clipboard) {
122 g_printerr ("modest: cannot create modest email clipboard instance\n");
126 priv->platform_fact = modest_tny_platform_factory_get_instance ();
127 if (!priv->platform_fact) {
128 g_printerr ("modest: cannot create platform factory instance\n");
132 priv->device = tny_platform_factory_new_device (priv->platform_fact);
134 g_printerr ("modest: cannot create tny device instance\n");
138 priv->account_store = modest_tny_account_store_new (priv->account_mgr, priv->device);
139 if (!priv->account_store) {
140 g_printerr ("modest: cannot create modest tny account store instance\n");
144 priv->cache_mgr = modest_cache_mgr_new ();
145 if (!priv->cache_mgr) {
146 g_printerr ("modest: cannot create modest cache mgr instance\n");
150 priv->mail_op_queue = modest_mail_operation_queue_new ();
151 if (!priv->mail_op_queue) {
152 g_printerr ("modest: cannot create modest mail operation queue instance\n");
156 priv->window_mgr = modest_window_mgr_new ();
157 if (!priv->window_mgr) {
158 g_printerr ("modest: cannot create modest window manager instance\n");
164 modest_singletons_finalize (GObject *obj)
166 ModestSingletonsPrivate *priv;
168 priv = MODEST_SINGLETONS_GET_PRIVATE(obj);
170 if (priv->window_mgr) {
171 modest_runtime_verify_object_last_ref(priv->window_mgr,"");
172 g_object_unref (G_OBJECT(priv->window_mgr));
173 priv->window_mgr = NULL;
176 if (priv->account_store) {
177 modest_runtime_verify_object_last_ref(priv->account_store,"");
178 g_object_unref (G_OBJECT(priv->account_store));
179 priv->account_store = NULL;
182 if (priv->email_clipboard) {
183 modest_runtime_verify_object_last_ref(priv->email_clipboard,"");
184 g_object_unref (G_OBJECT(priv->email_clipboard));
185 priv->email_clipboard = NULL;
188 if (priv->cache_mgr) {
189 modest_runtime_verify_object_last_ref(priv->cache_mgr,"");
190 g_object_unref (G_OBJECT(priv->cache_mgr));
191 priv->cache_mgr = NULL;
195 modest_runtime_verify_object_last_ref(priv->device,"");
196 g_object_unref (G_OBJECT(priv->device));
200 if (priv->platform_fact) {
201 modest_runtime_verify_object_last_ref(priv->platform_fact,"");
202 g_object_unref (G_OBJECT(priv->platform_fact));
203 priv->platform_fact = NULL;
206 if (priv->mail_op_queue) {
207 modest_runtime_verify_object_last_ref(priv->mail_op_queue,"");
208 g_object_unref (G_OBJECT(priv->mail_op_queue));
209 priv->mail_op_queue = NULL;
212 /* It is important that the account manager is uninitialized after
213 * the mail op queue is uninitialized because the mail op queue
214 * cancells any mail operations which in turn access the account
215 * manager (see modest_mail_operation_notify_end()). */
216 if (priv->account_mgr) {
217 modest_runtime_verify_object_last_ref(priv->account_mgr,"");
218 g_object_unref (G_OBJECT(priv->account_mgr));
219 priv->account_mgr = NULL;
223 modest_runtime_verify_object_last_ref(priv->conf,"");
224 g_object_unref (G_OBJECT(priv->conf));
228 G_OBJECT_CLASS(parent_class)->finalize (obj);
232 modest_singletons_new (void)
234 ModestSingletonsPrivate *priv;
235 ModestSingletons *self;
236 static gboolean invoked = FALSE;
239 g_printerr ("modest: modest_singletons_new may only be called once\n");
240 g_assert (!invoked); /* abort */
241 return NULL; /* g_assert may be NOP */
244 self = MODEST_SINGLETONS(g_object_new(MODEST_TYPE_SINGLETONS, NULL));
245 priv = MODEST_SINGLETONS_GET_PRIVATE(self);
247 /* widget_factory will still be NULL, as it is initialized lazily */
248 if (!(priv->conf && priv->account_mgr && priv->email_clipboard && priv->account_store &&
249 priv->cache_mgr && priv->mail_op_queue && priv->device && priv->platform_fact)) {
250 g_printerr ("modest: failed to create singletons object\n");
251 g_object_unref (G_OBJECT(self));
261 modest_singletons_get_conf (ModestSingletons *self)
263 g_return_val_if_fail (self, NULL);
264 return MODEST_SINGLETONS_GET_PRIVATE(self)->conf;
268 modest_singletons_get_account_mgr (ModestSingletons *self)
270 g_return_val_if_fail (self, NULL);
271 return MODEST_SINGLETONS_GET_PRIVATE(self)->account_mgr;
274 ModestEmailClipboard*
275 modest_singletons_get_email_clipboard (ModestSingletons *self)
277 g_return_val_if_fail (self, NULL);
278 return MODEST_SINGLETONS_GET_PRIVATE(self)->email_clipboard;
281 ModestTnyAccountStore*
282 modest_singletons_get_account_store (ModestSingletons *self)
284 g_return_val_if_fail (self, NULL);
285 return MODEST_SINGLETONS_GET_PRIVATE(self)->account_store;
289 modest_singletons_get_cache_mgr (ModestSingletons *self)
291 g_return_val_if_fail (self, NULL);
292 return MODEST_SINGLETONS_GET_PRIVATE(self)->cache_mgr;
295 ModestMailOperationQueue*
296 modest_singletons_get_mail_operation_queue (ModestSingletons *self)
298 g_return_val_if_fail (self, NULL);
299 return MODEST_SINGLETONS_GET_PRIVATE(self)->mail_op_queue;
303 modest_singletons_get_device (ModestSingletons *self)
305 g_return_val_if_fail (self, NULL);
306 return MODEST_SINGLETONS_GET_PRIVATE(self)->device;
311 modest_singletons_get_platform_factory (ModestSingletons *self)
313 g_return_val_if_fail (self, NULL);
314 return MODEST_SINGLETONS_GET_PRIVATE(self)->platform_fact;
318 modest_singletons_get_window_mgr (ModestSingletons *self)
320 g_return_val_if_fail (self, NULL);
321 return MODEST_SINGLETONS_GET_PRIVATE(self)->window_mgr;