Reverted again the gdk_threads_enter/leave sentences:
[modest] / src / modest-mail-operation.c
index 7db713e..f88ff79 100644 (file)
@@ -70,7 +70,8 @@ static void     get_msg_status_cb (GObject *obj,
                                   TnyStatus *status,  
                                   gpointer user_data);
 
-static void     modest_mail_operation_notify_end (ModestMailOperation *self);
+static void     modest_mail_operation_notify_end (ModestMailOperation *self,
+                                                 gboolean need_lock);
 
 static gboolean did_a_cancel = FALSE;
 
@@ -365,16 +366,15 @@ modest_mail_operation_cancel (ModestMailOperation *self)
                return FALSE;
        }
 
-       /* Notify about operation end */
-       modest_mail_operation_notify_end (self);
-
        did_a_cancel = TRUE;
 
        /* Set new status */
        priv->status = MODEST_MAIL_OPERATION_STATUS_CANCELED;
-       
-       modest_mail_operation_queue_cancel_all (modest_runtime_get_mail_operation_queue());
 
+       /* This emits progress-changed on which the mail operation queue is
+        * listening, so the mail operation is correctly removed from the
+        * queue without further explicit calls. */
+       modest_mail_operation_notify_end (self, FALSE);
        
        return TRUE;
 }
@@ -523,7 +523,7 @@ modest_mail_operation_send_mail (ModestMailOperation *self,
 
        /* TODO: do this in the handler of the "msg-sent"
           signal.Notify about operation end */
-       modest_mail_operation_notify_end (self);
+       modest_mail_operation_notify_end (self, FALSE);
 }
 
 void
@@ -620,6 +620,7 @@ modest_mail_operation_save_to_drafts (ModestMailOperation *self,
                msg = modest_tny_msg_new_html_plain (to, from, cc, bcc, subject, html_body, plain_body, (GSList *) attachments_list);
        }
        if (!msg) {
+               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
                g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
                             MODEST_MAIL_OPERATION_ERROR_INSTANCE_CREATION_FAILED,
                             "modest: failed to create a new msg\n");
@@ -632,6 +633,7 @@ modest_mail_operation_save_to_drafts (ModestMailOperation *self,
 
        folder = modest_tny_account_get_special_folder (TNY_ACCOUNT (transport_account), TNY_FOLDER_TYPE_DRAFTS);
        if (!folder) {
+               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
                g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
                             MODEST_MAIL_OPERATION_ERROR_ITEM_NOT_FOUND,
                             "modest: failed to create a new msg\n");
@@ -647,8 +649,8 @@ modest_mail_operation_save_to_drafts (ModestMailOperation *self,
        }
        
        tny_folder_add_msg (folder, msg, &(priv->error));
-       if (priv->error)
-               goto end;
+       if (!priv->error)
+               priv->status = MODEST_MAIL_OPERATION_STATUS_SUCCESS;
 
 end:
        if (msg)
@@ -656,7 +658,7 @@ end:
        if (folder)
                g_object_unref (G_OBJECT(folder));
 
-       modest_mail_operation_notify_end (self);
+       modest_mail_operation_notify_end (self, FALSE);
 }
 
 typedef struct 
@@ -668,6 +670,8 @@ typedef struct
        gint retrieve_limit;
        gchar *retrieve_type;
        gchar *account_name;
+       UpdateAccountCallback callback;
+       gpointer user_data;
 } UpdateAccountInfo;
 
 /***** I N T E R N A L    F O L D E R    O B S E R V E R *****/
@@ -791,6 +795,8 @@ recurse_folders (TnyFolderStore *store, TnyFolderStoreQuery *query, TnyList *all
 static gboolean
 idle_notify_progress (gpointer data)
 {
+       gdk_threads_enter ();
+
        ModestMailOperation *mail_op = MODEST_MAIL_OPERATION (data);
        ModestMailOperationState *state;
 
@@ -798,6 +804,8 @@ idle_notify_progress (gpointer data)
        g_signal_emit (G_OBJECT (mail_op), signals[PROGRESS_CHANGED_SIGNAL], 0, state, NULL);
        g_slice_free (ModestMailOperationState, state);
        
+       gdk_threads_leave ();
+
        return TRUE;
 }
 
@@ -809,6 +817,8 @@ idle_notify_progress (gpointer data)
 static gboolean
 idle_notify_progress_once (gpointer data)
 {
+       gdk_threads_enter ();
+
        ModestPair *pair;
 
        pair = (ModestPair *) data;
@@ -819,6 +829,8 @@ idle_notify_progress_once (gpointer data)
        g_slice_free (ModestMailOperationState, (ModestMailOperationState*)pair->second);
        g_object_unref (pair->first);
 
+       gdk_threads_leave ();
+
        return FALSE;
 }
 
@@ -827,14 +839,15 @@ idle_notify_progress_once (gpointer data)
  * loop. We call it inside an idle call to achieve that
  */
 static gboolean
-notify_update_account_queue (gpointer data)
+idle_notify_update_account_queue (gpointer data)
 {
        ModestMailOperation *mail_op = MODEST_MAIL_OPERATION (data);
        ModestMailOperationPrivate *priv = NULL;
 
        priv = MODEST_MAIL_OPERATION_GET_PRIVATE(mail_op);
-       
-       modest_mail_operation_notify_end (mail_op);
+
+       /* Do not need to block, the notify end will do it for us */    
+       modest_mail_operation_notify_end (mail_op, TRUE);
        g_object_unref (mail_op);
 
        return FALSE;
@@ -864,6 +877,8 @@ compare_headers_by_date (gconstpointer a,
 static gboolean 
 set_last_updated_idle (gpointer data)
 {
+       gdk_threads_enter ();
+
        /* It does not matter if the time is not exactly the same than
           the time when this idle was called, it's just an
           approximation and it won't be very different */
@@ -873,6 +888,8 @@ set_last_updated_idle (gpointer data)
                                    time(NULL), 
                                    TRUE);
 
+       gdk_threads_leave ();
+
        return FALSE;
 }
 
@@ -882,11 +899,11 @@ update_account_thread (gpointer thr_user_data)
        static gboolean first_time = TRUE;
        UpdateAccountInfo *info;
        TnyList *all_folders = NULL;
-       GPtrArray *new_headers;
+       GPtrArray *new_headers = NULL;
        TnyIterator *iter = NULL;
        TnyFolderStoreQuery *query = NULL;
-       ModestMailOperationPrivate *priv;
-       ModestTnySendQueue *send_queue;
+       ModestMailOperationPrivate *priv = NULL;
+       ModestTnySendQueue *send_queue = NULL;
 
        info = (UpdateAccountInfo *) thr_user_data;
        priv = MODEST_MAIL_OPERATION_GET_PRIVATE(info->mail_op);
@@ -944,8 +961,6 @@ update_account_thread (gpointer thr_user_data)
                /* Refresh the folder */
                /* Our observer receives notification of new emails during folder refreshes,
                 * so we can use observer->new_headers.
-                * TODO: This does not seem to be providing accurate numbers.
-                * Possibly the observer is notified asynchronously.
                 */
                observer = g_object_new (internal_folder_observer_get_type (), NULL);
                tny_folder_add_observer (TNY_FOLDER (folder), TNY_FOLDER_OBSERVER (observer));
@@ -983,12 +998,15 @@ update_account_thread (gpointer thr_user_data)
                }
                tny_folder_remove_observer (TNY_FOLDER (folder), TNY_FOLDER_OBSERVER (observer));
                g_object_unref (observer);
-               observer = NULL;
+               observer = NULL;                        
 
+               g_object_unref (G_OBJECT (folder));
                if (priv->error)
+               {
                        priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
-
-               g_object_unref (G_OBJECT (folder));
+                       goto out;
+               }
+               
                tny_iterator_next (iter);
        }
 
@@ -1008,11 +1026,11 @@ update_account_thread (gpointer thr_user_data)
                 * user to download them all,
                 * as per the UI spec "Retrieval Limits" section in 4.4: 
                 */
-               printf ("************************** DEBUG: %s: account=%s, len=%d, retrieve_limit = %d\n", __FUNCTION__, 
-                       tny_account_get_id (priv->account), new_headers->len, info->retrieve_limit);
                if (new_headers->len > info->retrieve_limit) {
-                       /* TODO: Ask the user, instead of just failing, showing mail_nc_msg_count_limit_exceeded, 
-                        * with 'Get all' and 'Newest only' buttons. */
+                       /* TODO: Ask the user, instead of just
+                        * failing, showing
+                        * mail_nc_msg_count_limit_exceeded, with 'Get
+                        * all' and 'Newest only' buttons. */
                        g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
                             MODEST_MAIL_OPERATION_ERROR_RETRIEVAL_NUMBER_LIMIT,
                             "The number of messages to retrieve exceeds the chosen limit for account %s\n", 
@@ -1048,7 +1066,7 @@ update_account_thread (gpointer thr_user_data)
                g_ptr_array_foreach (new_headers, (GFunc) g_object_unref, NULL);
                g_ptr_array_free (new_headers, FALSE);
        }
-
+       
        /* Perform send */
        priv->op_type = MODEST_MAIL_OPERATION_TYPE_SEND;
        priv->done = 0;
@@ -1085,7 +1103,16 @@ update_account_thread (gpointer thr_user_data)
        /* Notify about operation end. Note that the info could be
           freed before this idle happens, but the mail operation will
           be still alive */
-       g_idle_add (notify_update_account_queue, g_object_ref (info->mail_op));
+       g_idle_add (idle_notify_update_account_queue, g_object_ref (info->mail_op));
+
+       if (info->callback) {
+               /* This thread is not in the main lock */
+               gdk_threads_enter ();
+               info->callback (info->mail_op, 
+                               (new_headers) ? new_headers->len : 0, 
+                               info->user_data);
+               gdk_threads_leave ();
+       }
        
        /* Frees */
        g_object_unref (query);
@@ -1102,7 +1129,9 @@ update_account_thread (gpointer thr_user_data)
 
 gboolean
 modest_mail_operation_update_account (ModestMailOperation *self,
-                                     const gchar *account_name)
+                                     const gchar *account_name,
+                                     UpdateAccountCallback callback,
+                                     gpointer user_data)
 {
        GThread *thread;
        UpdateAccountInfo *info;
@@ -1114,13 +1143,6 @@ modest_mail_operation_update_account (ModestMailOperation *self,
        g_return_val_if_fail (MODEST_IS_MAIL_OPERATION (self), FALSE);
        g_return_val_if_fail (account_name, FALSE);
 
-       /* Make sure that we have a connection, and request one 
-        * if necessary:
-        * TODO: Is there some way to trigger this for every attempt to 
-        * use the network? */
-       if (!modest_platform_connect_and_wait(NULL))
-               return FALSE;
-       
        /* Init mail operation. Set total and done to 0, and do not
           update them, this way the progress objects will know that
           we have no clue about the number of the objects */
@@ -1128,7 +1150,14 @@ modest_mail_operation_update_account (ModestMailOperation *self,
        priv->total = 0;
        priv->done  = 0;
        priv->status = MODEST_MAIL_OPERATION_STATUS_IN_PROGRESS;
-       
+
+       /* Make sure that we have a connection, and request one 
+        * if necessary:
+        * TODO: Is there some way to trigger this for every attempt to 
+        * use the network? */
+       if (!modest_platform_connect_and_wait(NULL))
+               goto error;
+
        /* Get the Modest account */
        modest_account = (TnyStoreAccount *)
                modest_tny_account_store_get_server_account (modest_runtime_get_account_store (),
@@ -1136,13 +1165,10 @@ modest_mail_operation_update_account (ModestMailOperation *self,
                                                                     TNY_ACCOUNT_TYPE_STORE);
 
        if (!modest_account) {
-               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
                g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
                             MODEST_MAIL_OPERATION_ERROR_ITEM_NOT_FOUND,
                             "cannot get tny store account for %s\n", account_name);
-               modest_mail_operation_notify_end (self);
-
-               return FALSE;
+               goto error;
        }
 
        
@@ -1152,13 +1178,10 @@ modest_mail_operation_update_account (ModestMailOperation *self,
                modest_tny_account_store_get_transport_account_for_open_connection (modest_runtime_get_account_store(),
                                                                                    account_name);
        if (!transport_account) {
-               priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
                g_set_error (&(priv->error), MODEST_MAIL_OPERATION_ERROR,
                             MODEST_MAIL_OPERATION_ERROR_ITEM_NOT_FOUND,
                             "cannot get tny transport account for %s\n", account_name);
-               modest_mail_operation_notify_end (self);
-
-               return FALSE;
+               goto error;
        }
 
        /* Create the helper object */
@@ -1166,6 +1189,8 @@ modest_mail_operation_update_account (ModestMailOperation *self,
        info->mail_op = self;
        info->account = modest_account;
        info->transport_account = transport_account;
+       info->callback = callback;
+       info->user_data = user_data;
 
        /* Get the message size limit */
        info->max_size  = modest_conf_get_int (modest_runtime_get_conf (), 
@@ -1195,6 +1220,13 @@ modest_mail_operation_update_account (ModestMailOperation *self,
        thread = g_thread_create (update_account_thread, info, FALSE, NULL);
 
        return TRUE;
+
+ error:
+       priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
+       if (callback) 
+               callback (self, 0, user_data);
+       modest_mail_operation_notify_end (self, FALSE);
+       return FALSE;
 }
 
 /* ******************************************************************* */
@@ -1237,7 +1269,7 @@ modest_mail_operation_create_folder (ModestMailOperation *self,
        }
 
        /* Notify about operation end */
-       modest_mail_operation_notify_end (self);
+       modest_mail_operation_notify_end (self, FALSE);
 
        return new_folder;
 }
@@ -1292,7 +1324,7 @@ modest_mail_operation_remove_folder (ModestMailOperation *self,
 
  end:
        /* Notify about operation end */
-       modest_mail_operation_notify_end (self);
+       modest_mail_operation_notify_end (self, FALSE);
 }
 
 static void
@@ -1326,7 +1358,8 @@ static void
 transfer_folder_cb (TnyFolder *folder, 
                    TnyFolderStore *into, 
                    gboolean cancelled, 
-                   TnyFolder *new_folder, GError **err, 
+                   TnyFolder *new_folder, 
+                   GError **err, 
                    gpointer user_data)
 {
        ModestMailOperation *self = NULL;
@@ -1354,11 +1387,9 @@ transfer_folder_cb (TnyFolder *folder,
        /* Free */
        g_object_unref (folder);
        g_object_unref (into);
-       if (new_folder != NULL)
-               g_object_unref (new_folder);
 
        /* Notify about operation end */
-       modest_mail_operation_notify_end (self);
+       modest_mail_operation_notify_end (self, TRUE);
 }
 
 void
@@ -1397,7 +1428,7 @@ modest_mail_operation_xfer_folder (ModestMailOperation *self,
                             _("mail_in_ui_folder_move_target_error"));
 
                /* Notify the queue */
-               modest_mail_operation_notify_end (self);
+               modest_mail_operation_notify_end (self, FALSE);
        } else if (parent_rules & MODEST_FOLDER_RULES_FOLDER_NON_WRITEABLE) {
                /* Set status failed and set an error */
                priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
@@ -1406,7 +1437,7 @@ modest_mail_operation_xfer_folder (ModestMailOperation *self,
                             _("FIXME: parent folder does not accept new folders"));
 
                /* Notify the queue */
-               modest_mail_operation_notify_end (self);
+               modest_mail_operation_notify_end (self, FALSE);
        } else {
                /* Pick references for async calls */
                g_object_ref (folder);
@@ -1450,7 +1481,7 @@ modest_mail_operation_rename_folder (ModestMailOperation *self,
                             _("FIXME: unable to rename"));
 
                /* Notify about operation end */
-               modest_mail_operation_notify_end (self);
+               modest_mail_operation_notify_end (self, FALSE);
        } else {
                /* Rename. Camel handles folder subscription/unsubscription */
                TnyFolderStore *into;
@@ -1509,7 +1540,7 @@ void modest_mail_operation_get_msg (ModestMailOperation *self,
                             _("Error trying to get a message. No folder found for header"));
 
                /* Notify the queue */
-               modest_mail_operation_notify_end (self);
+               modest_mail_operation_notify_end (self, FALSE);
        }
 }
 
@@ -1549,7 +1580,11 @@ get_msg_cb (TnyFolder *folder,
 
        /* If user defined callback function was defined, call it */
        if (helper->user_callback) {
+               /* This callback is called into an iddle by tinymail,
+                  and idles are not in the main lock */
+               gdk_threads_enter ();
                helper->user_callback (self, helper->header, msg, helper->user_data);
+               gdk_threads_leave ();
        }
 
  out:
@@ -1558,7 +1593,7 @@ get_msg_cb (TnyFolder *folder,
        g_slice_free (GetMsgAsyncHelper, helper);
                
        /* Notify about operation end */
-       modest_mail_operation_notify_end (self);        
+       modest_mail_operation_notify_end (self, TRUE);
 }
 
 static void     
@@ -1622,8 +1657,11 @@ notify_get_msgs_full (gpointer data)
 
        info = (NotifyGetMsgsInfo *) data;      
 
-       /* Call the user callback */
+       /* Call the user callback. Idles are not in the main lock, so
+          lock it */
+       gdk_threads_enter ();
        info->user_callback (info->mail_op, info->header, info->msg, info->user_data);
+       gdk_threads_leave ();
 
        g_slice_free (NotifyGetMsgsInfo, info);
 
@@ -1641,8 +1679,11 @@ get_msgs_full_destroyer (gpointer data)
 
        info = (GetFullMsgsInfo *) data;
 
-       if (info->notify)
+       if (info->notify) {
+               gdk_threads_enter ();   
                info->notify (info->user_data);
+               gdk_threads_leave ();
+       }
 
        /* free */
        g_object_unref (info->headers);
@@ -1719,7 +1760,7 @@ get_msgs_full_thread (gpointer thr_user_data)
                priv->status = MODEST_MAIL_OPERATION_STATUS_SUCCESS;
 
        /* Notify about operation end */
-       g_idle_add (notify_update_account_queue, g_object_ref (info->mail_op));
+       g_idle_add (idle_notify_update_account_queue, g_object_ref (info->mail_op));
 
        /* Free thread resources. Will be called after all previous idles */
        g_idle_add_full (G_PRIORITY_DEFAULT_IDLE + 1, get_msgs_full_destroyer, info, NULL);
@@ -1808,7 +1849,7 @@ modest_mail_operation_get_msgs_full (ModestMailOperation *self,
                             MODEST_MAIL_OPERATION_ERROR_MESSAGE_SIZE_LIMIT,
                             _("emev_ni_ui_imap_msg_size_exceed_error"));
                /* Remove from queue and free resources */
-               modest_mail_operation_notify_end (self);
+               modest_mail_operation_notify_end (self, FALSE);
                if (notify)
                        notify (user_data);
        }
@@ -1882,7 +1923,7 @@ modest_mail_operation_remove_msg (ModestMailOperation *self,
        g_object_unref (G_OBJECT (folder));
 
        /* Notify about operation end */
-       modest_mail_operation_notify_end (self);
+       modest_mail_operation_notify_end (self, FALSE);
 }
 
 static void
@@ -1946,7 +1987,9 @@ transfer_msgs_cb (TnyFolder *folder, gboolean cancelled, GError **err, gpointer
 
        /* If user defined callback function was defined, call it */
        if (helper->user_callback) {
+               gdk_threads_enter ();
                helper->user_callback (priv->source, helper->user_data);
+               gdk_threads_leave ();
        }
 
        /* Free */
@@ -1957,7 +2000,7 @@ transfer_msgs_cb (TnyFolder *folder, gboolean cancelled, GError **err, gpointer
        g_object_unref (folder);
 
        /* Notify about operation end */
-       modest_mail_operation_notify_end (self);
+       modest_mail_operation_notify_end (self, TRUE);
 }
 
 void
@@ -1986,7 +2029,6 @@ modest_mail_operation_xfer_msgs (ModestMailOperation *self,
 
        /* Apply folder rules */
        rules = modest_tny_folder_get_rules (TNY_FOLDER (folder));
-
        if (rules & MODEST_FOLDER_RULES_FOLDER_NON_WRITEABLE) {
                /* Set status failed and set an error */
                priv->status = MODEST_MAIL_OPERATION_STATUS_FAILED;
@@ -1994,7 +2036,7 @@ modest_mail_operation_xfer_msgs (ModestMailOperation *self,
                             MODEST_MAIL_OPERATION_ERROR_FOLDER_RULES,
                             _("FIXME: folder does not accept msgs"));
                /* Notify the queue */
-               modest_mail_operation_notify_end (self);
+               modest_mail_operation_notify_end (self, FALSE);
                return;
        }
 
@@ -2060,8 +2102,11 @@ on_refresh_folder (TnyFolder   *folder,
 
  out:
        /* Call user defined callback, if it exists */
-       if (helper->user_callback)
+       if (helper->user_callback) {
+               gdk_threads_enter ();
                helper->user_callback (priv->source, folder, helper->user_data);
+               gdk_threads_leave ();
+       }
 
        /* Free */
        g_object_unref (helper->mail_op);
@@ -2069,7 +2114,7 @@ on_refresh_folder (TnyFolder   *folder,
        g_object_unref (folder);
 
        /* Notify about operation end */
-       modest_mail_operation_notify_end (self);
+       modest_mail_operation_notify_end (self, TRUE);
 }
 
 static void
@@ -2143,7 +2188,8 @@ modest_mail_operation_refresh_folder  (ModestMailOperation *self,
  * callback).
  */
 static void
-modest_mail_operation_notify_end (ModestMailOperation *self)
+modest_mail_operation_notify_end (ModestMailOperation *self,
+                                 gboolean need_lock)
 {
        ModestMailOperationState *state;
        ModestMailOperationPrivate *priv = NULL;
@@ -2159,14 +2205,18 @@ modest_mail_operation_notify_end (ModestMailOperation *self)
        
        /* Set the account back to not busy */
        if (priv->account_name) {
-               modest_account_mgr_set_account_busy(modest_runtime_get_account_mgr(), priv->account_name,
-                                                                                                                                                               FALSE);
+               modest_account_mgr_set_account_busy (modest_runtime_get_account_mgr(), 
+                                                    priv->account_name, FALSE);
                g_free(priv->account_name);
                priv->account_name = NULL;
        }
        
        /* Notify the observers about the mail opertation end */
        state = modest_mail_operation_clone_state (self);
+       if (need_lock)
+               gdk_threads_enter ();
        g_signal_emit (G_OBJECT (self), signals[PROGRESS_CHANGED_SIGNAL], 0, state, NULL);
+       if (need_lock)
+               gdk_threads_leave ();
        g_slice_free (ModestMailOperationState, state);
 }