From 0c38cc93b1f23af21ae327b60cbcfc781d46e9ec Mon Sep 17 00:00:00 2001 From: Not Zed Date: Wed, 9 Apr 2003 14:20:34 +0000 Subject: ** See bug #40921 2003-04-09 Not Zed ** See bug #40921 * subscribe-dialog.c (subscribe_dialog_finalise): add a finalise funciton which actually free's resources. (get_short_folderinfo_got): dont call activity callback implicitly here, do it from the callers callback. (subscribe_get_short_folderinfo): dont call activity callback here. (fe_got_children): check implicitly if we were cancelled. also add back the node sort, and also call the activity callback from here instead of breaking layers of abstraction as above. (folder_etree_cancel_all): new method, force a cancel of all ops, but dont free anything. (store_data_free): dont unref the widget anymore, not needed. call cancel all on the ftree if its still active. (sc_close_pressed): destroy the subscribe dialogue as well as the app, it doesn't seem to get destroyed otherwise. (sc_activity_cb): do nothing if we have been cancelled. (subscribe_dialog_destroy): trigger a cancel of all outstanding ops. only free most data in the finalise method. (subscribe_dialog_class_init): hook onto finalise. (store_data_get_widget): dont ref the widget. * mail-callbacks.c (manage_subscriptions): sink the dialog. svn path=/trunk/; revision=20784 --- mail/subscribe-dialog.c | 119 +++++++++++++++++++++++++++++++++++------------- 1 file changed, 88 insertions(+), 31 deletions(-) (limited to 'mail/subscribe-dialog.c') diff --git a/mail/subscribe-dialog.c b/mail/subscribe-dialog.c index f4b203ad77..f975ee5825 100644 --- a/mail/subscribe-dialog.c +++ b/mail/subscribe-dialog.c @@ -22,6 +22,8 @@ * */ +/* This doens't do what it's supposed to do ... + I think etree changed so it just fills out the whole tree always anyway */ #ifdef HAVE_CONFIG_H #include @@ -242,6 +244,8 @@ get_short_folderinfo_get (struct _mail_msg *mm) struct _get_short_folderinfo_msg *m = (struct _get_short_folderinfo_msg *) mm; m->info = camel_store_get_folder_info (m->ftree->store, m->prefix, CAMEL_STORE_FOLDER_INFO_FAST, &mm->ex); + + d(printf("%d: getted folderinfo '%s'\n", mm->seq, m->prefix)); } static void @@ -249,15 +253,13 @@ get_short_folderinfo_got (struct _mail_msg *mm) { struct _get_short_folderinfo_msg *m = (struct _get_short_folderinfo_msg *) mm; - if (camel_exception_is_set (&mm->ex)) + d(printf("%d: got folderinfo '%s'\n", mm->seq, m->prefix)); + + if (camel_exception_is_set (&mm->ex) && camel_exception_get_id(&mm->ex) != CAMEL_EXCEPTION_USER_CANCEL) { g_warning ("Error getting folder info from store at %s: %s", camel_service_get_url (CAMEL_SERVICE (m->ftree->store)), camel_exception_get_description (&mm->ex)); - - m->ftree->activity_level--; - (m->ftree->activity_cb) (m->ftree->activity_level, m->ftree->activity_data); - - /* 'done' is probably guaranteed to fail, but... */ + } if (m->func) m->func (m->ftree->store, m->prefix, m->info, m->user_data); @@ -298,8 +300,7 @@ subscribe_get_short_folderinfo (FolderETree *ftree, m->func = func; m->user_data = user_data; - ftree->activity_level++; - (ftree->activity_cb) (ftree->activity_level, ftree->activity_data); + d(printf("%d: get folderinfo '%s'\n", m->msg.seq, m->prefix)); id = m->msg.seq; e_thread_put (mail_thread_queued, (EMsg *)m); @@ -694,7 +695,11 @@ fe_got_children (CamelStore *store, char *prefix, CamelFolderInfo *info, gpointe ftree_op_data *closure = (ftree_op_data *) data; if (!info) /* cancelled */ - return; + goto done; + + /* also cancelled, but camel returned data, might leak */ + if (closure->handle == -1) + goto done; if (!prefix) prefix = ""; @@ -717,17 +722,24 @@ fe_got_children (CamelStore *store, char *prefix, CamelFolderInfo *info, gpointe fe_check_for_children (closure->ftree, child_path); } -#if 0 /* FIXME: this needs to be added back to sort the tree */ e_tree_memory_sort_node (E_TREE_MEMORY (closure->ftree), closure->path, fe_sort_folder, NULL); -#endif + if (closure->data) closure->data->flags |= FTREE_NODE_GOT_CHILDREN; g_hash_table_remove (closure->ftree->scan_ops, closure->path); + +done: + /* finish off the activity of this task */ + /* hack, we know activity_data is an object */ + closure->ftree->activity_level--; + (closure->ftree->activity_cb) (closure->ftree->activity_level, closure->ftree->activity_data); + g_object_unref(closure->ftree->activity_data); + g_free (closure); } @@ -762,8 +774,12 @@ fe_check_for_children (FolderETree *ftree, ETreePath path) g_hash_table_insert (ftree->scan_ops, path, closure); - /* FIXME. Tiny race possiblity I guess. */ + /* hack, we know this is an object ... infact the subscribe dialog */ + g_object_ref(ftree->activity_data); + ftree->activity_level++; + (ftree->activity_cb) (ftree->activity_level, ftree->activity_data); + /* FIXME. Tiny race possiblity I guess. */ closure->handle = subscribe_get_short_folderinfo (ftree, prefix, fe_got_children, closure); } @@ -830,8 +846,10 @@ fe_cancel_op_foreach (gpointer key, gpointer value, gpointer user_data) /*FolderETree *ftree = (FolderETree *) user_data;*/ ftree_op_data *closure = (ftree_op_data *) value; - if (closure->handle != -1) + if (closure->handle != -1) { + d(printf("%d: cancel get messageinfo\n", closure->handle)); mail_msg_cancel (closure->handle); + } closure->handle = -1; @@ -850,6 +868,8 @@ fe_finalise (GObject *obj) { FolderETree *ftree = (FolderETree *) (obj); + d(printf("fe finalise!?\n")); + fe_kill_current_tree (ftree); g_hash_table_foreach_remove (ftree->subscribe_ops, fe_cancel_op_foreach, ftree); @@ -1011,6 +1031,13 @@ folder_etree_path_toggle_subscription (FolderETree *ftree, ETreePath path) return folder_etree_path_set_subscription (ftree, path, TRUE); } +static void +folder_etree_cancel_all(FolderETree *ftree) +{ + g_hash_table_foreach_remove (ftree->scan_ops, fe_cancel_op_foreach, ftree); + g_hash_table_foreach_remove (ftree->subscribe_ops, fe_cancel_op_foreach, ftree); +} + /* ** StoreData ************************************************************ */ typedef struct _StoreData StoreData; @@ -1020,7 +1047,7 @@ typedef void (*StoreDataStoreFunc) (StoreData *, CamelStore *, gpointer); struct _StoreData { int refcount; char *uri; - + FolderETree *ftree; CamelStore *store; @@ -1039,21 +1066,22 @@ store_data_new (const char *uri) sd = g_new0 (StoreData, 1); sd->refcount = 1; sd->uri = g_strdup (uri); - + return sd; } static void store_data_free (StoreData *sd) { + d(printf("store data free?\n")); + if (sd->request_id) mail_msg_cancel (sd->request_id); - - if (sd->widget) - g_object_unref(sd->widget); - - if (sd->ftree) + + if (sd->ftree) { + folder_etree_cancel_all(sd->ftree); g_object_unref(sd->ftree); + } if (sd->store) camel_object_unref (sd->store); @@ -1169,7 +1197,6 @@ store_data_get_widget (StoreData *sd, g_object_unref(global_extras); sd->widget = tree; - g_object_ref(sd->widget); return sd->widget; } @@ -1264,6 +1291,7 @@ struct _SubscribeDialogPrivate { GtkWidget *progress; GtkWidget *appbar; + int cancel; /* have we been cancelled? */ guint activity_timeout_id; }; @@ -1283,6 +1311,8 @@ sc_close_pressed (GtkWidget *widget, gpointer user_data) { SubscribeDialog *sc = SUBSCRIBE_DIALOG (user_data); + /* order important here */ + gtk_object_destroy (GTK_OBJECT (sc)); gtk_widget_destroy (GTK_WIDGET (sc->app)); } @@ -1348,6 +1378,9 @@ sc_activity_cb (int level, SubscribeDialog *sc) { g_assert (pthread_self() == mail_gui_thread); + if (sc->priv->cancel) + return; + if (level) { if (sc->priv->activity_timeout_id) return; @@ -1478,15 +1511,43 @@ populate_store_list (SubscribeDialog *sc) gtk_option_menu_set_menu (GTK_OPTION_MENU (omenu), menu); } +static void +subscribe_dialog_finalise (GObject *object) +{ + SubscribeDialog *sc; + GList *iter; + + sc = SUBSCRIBE_DIALOG (object); + + if (sc->priv->store_list) { + for (iter = sc->priv->store_list; iter; iter = iter->next) { + StoreData *data = iter->data; + store_data_unref (data); + } + + g_list_free (sc->priv->store_list); + sc->priv->store_list = NULL; + } + + g_free (sc->priv); + sc->priv = NULL; + + ((GObjectClass *)subscribe_dialog_parent_class)->finalize (object); +} + static void subscribe_dialog_destroy (GtkObject *object) { SubscribeDialog *sc; GList *iter; - + sc = SUBSCRIBE_DIALOG (object); - if (sc->priv) { + d(printf("subscribe_dialog_destroy\n")); + + if (!sc->priv->cancel) { + sc->priv->cancel = 1; + if (sc->priv->activity_timeout_id) { g_source_remove (sc->priv->activity_timeout_id); sc->priv->activity_timeout_id = 0; @@ -1498,23 +1559,18 @@ subscribe_dialog_destroy (GtkObject *object) if (store_data_mid_request (data)) store_data_cancel_get_store (data); + + if (data->ftree) + folder_etree_cancel_all(data->ftree); data->store_func = NULL; - - store_data_unref (data); } - - g_list_free (sc->priv->store_list); - sc->priv->store_list = NULL; } if (sc->priv->xml) { g_object_unref(sc->priv->xml); sc->priv->xml = NULL; } - - g_free (sc->priv); - sc->priv = NULL; } subscribe_dialog_parent_class->destroy (object); @@ -1524,6 +1580,7 @@ static void subscribe_dialog_class_init (GtkObjectClass *object_class) { object_class->destroy = subscribe_dialog_destroy; + ((GObjectClass *)object_class)->finalize = subscribe_dialog_finalise; subscribe_dialog_parent_class = g_type_class_ref (PARENT_TYPE); } -- cgit v1.2.3