#include "modest-marshal.h"
#include "modest-mail-operation-queue.h"
#include "modest-runtime.h"
+#include "modest-debug.h"
/* 'private'/'protected' functions */
static void modest_mail_operation_queue_class_init (ModestMailOperationQueueClass *klass);
static void modest_mail_operation_queue_finalize (GObject *obj);
static void
-on_progress_changed (ModestMailOperation *mail_op,
- ModestMailOperationState *state,
- gpointer user_data);
+on_operation_finished (ModestMailOperation *mail_op,
+ gpointer user_data);
/* list my signals */
enum {
QUEUE_CHANGED_SIGNAL,
+ QUEUE_EMPTY_SIGNAL,
NUM_SIGNALS
};
NULL, NULL,
modest_marshal_VOID__POINTER_INT,
G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_INT);
+
+ /**
+ * ModestMailOperationQueue::queue-empty
+ * @self: the #ModestMailOperationQueue that emits the signal
+ * @user_data: user data set when the signal handler was connected
+ *
+ * Issued whenever the queue is empty
+ */
+ signals[QUEUE_EMPTY_SIGNAL] =
+ g_signal_new ("queue-empty",
+ G_TYPE_FROM_CLASS (gobject_class),
+ G_SIGNAL_RUN_FIRST,
+ G_STRUCT_OFFSET (ModestMailOperationQueueClass, queue_empty),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
+
}
static void
}
static void
+print_queue_item (ModestMailOperation *op, const gchar* prefix)
+{
+ gchar *op_str = modest_mail_operation_to_string (op);
+ g_debug ("%s: %s",
+ prefix ? prefix : "",
+ op_str);
+ g_free (op_str);
+}
+
+static void
on_finalize_foreach(gpointer op,
gpointer user_data)
{
/* Simply remove from queue, but without emitting a
* QUEUE_CHANGED_SIGNAL because we are in finalize anyway and have
* the lock acquired. */
- g_signal_handlers_disconnect_by_func (mail_op, G_CALLBACK (on_progress_changed), user_data);
+ g_signal_handlers_disconnect_by_func (mail_op, G_CALLBACK (on_operation_finished), user_data);
+ MODEST_DEBUG_BLOCK (print_queue_item (mail_op, "cancel/remove"););
+
modest_mail_operation_cancel (mail_op);
g_queue_remove (priv->op_queue, mail_op);
g_object_unref (G_OBJECT (mail_op));
g_mutex_lock (priv->queue_lock);
+ MODEST_DEBUG_BLOCK (
+ g_debug ("%s; items in queue: %d",
+ __FUNCTION__, g_queue_get_length (priv->op_queue));
+ g_queue_foreach (priv->op_queue, (GFunc)print_queue_item, "in queue");
+ );
+
+
if (priv->op_queue) {
/* Cancel all */
if (!g_queue_is_empty (priv->op_queue)) {
}
static void
-on_progress_changed (ModestMailOperation *mail_op,
- ModestMailOperationState *state,
- gpointer user_data)
+on_operation_finished (ModestMailOperation *mail_op,
+ gpointer user_data)
{
- ModestMailOperationQueue *queue;
-
- if(!state->finished)
- return;
+ ModestMailOperationQueue *queue = MODEST_MAIL_OPERATION_QUEUE (user_data);
/* Remove operation from queue when finished */
- queue = MODEST_MAIL_OPERATION_QUEUE (user_data);
modest_mail_operation_queue_remove (queue, mail_op);
}
g_mutex_lock (priv->queue_lock);
g_queue_push_tail (priv->op_queue, g_object_ref (mail_op));
- modest_mail_operation_set_id (mail_op, priv->op_id++);
g_mutex_unlock (priv->queue_lock);
+
+ MODEST_DEBUG_BLOCK (print_queue_item (mail_op, "add"););
- /* Get notified when the operation ends to remove it from the queue */
- g_signal_connect (G_OBJECT (mail_op), "progress_changed",
- G_CALLBACK (on_progress_changed), self);
+ /* Get notified when the operation ends to remove it from the
+ queue. We connect it using the *after* because we want to
+ let the other handlers for the finish function happen
+ before this */
+ g_signal_connect_after (G_OBJECT (mail_op),
+ "operation-finished",
+ G_CALLBACK (on_operation_finished),
+ self);
/* Notify observers */
g_signal_emit (self, signals[QUEUE_CHANGED_SIGNAL], 0,
g_queue_remove (priv->op_queue, mail_op);
g_mutex_unlock (priv->queue_lock);
+ MODEST_DEBUG_BLOCK (print_queue_item (mail_op, "remove"););
+
g_signal_handlers_disconnect_by_func (G_OBJECT (mail_op),
- G_CALLBACK (on_progress_changed),
+ G_CALLBACK (on_operation_finished),
self);
/* Notify observers */
prevent possible application crashes. It's useful
also for detecting mail operations with invalid
status and error handling */
- if (modest_mail_operation_get_error (mail_op) != NULL)
+ if (modest_mail_operation_get_error (mail_op) != NULL) {
modest_mail_operation_execute_error_handler (mail_op);
- else {
+ } else {
if (status == MODEST_MAIL_OPERATION_STATUS_CANCELED)
g_warning ("%s: operation canceled \n", __FUNCTION__);
else
* until the signal emission is complete. armin. */
/* modest_runtime_verify_object_last_ref (mail_op, ""); */
g_object_unref (G_OBJECT (mail_op));
+
+ /* Emit the queue empty-signal */
+ g_signal_emit (self, signals[QUEUE_EMPTY_SIGNAL], 0);
}
guint
priv = MODEST_MAIL_OPERATION_QUEUE_GET_PRIVATE(self);
+ MODEST_DEBUG_BLOCK (print_queue_item (mail_op, "cancel"););
+
/* This triggers a progess_changed signal in which we remove
* the operation from the queue. */
modest_mail_operation_cancel (mail_op);
static void
on_cancel_all_foreach (gpointer op, gpointer list)
{
- g_return_if_fail (list);
- *((GSList**)list) = g_slist_prepend (*((GSList**)list), MODEST_MAIL_OPERATION (op));
+ GSList **new_list;
+
+ new_list = (GSList**) list;
+ *new_list = g_slist_prepend (*new_list, MODEST_MAIL_OPERATION (op));
}
void
/* TODO: Reverse the list, to remove operations in order? */
for(cur = operations_to_cancel; cur != NULL; cur = cur->next) {
- /* This triggers a progress_changed signal in which we remove
- * the operation from the queue. */
if (!MODEST_IS_MAIL_OPERATION(cur->data))
g_printerr ("modest: cur->data is not a valid mail operation\n");
else
g_slist_free(operations_to_cancel);
}
+
+typedef struct
+{
+ GSList **new_list;
+ GObject *source;
+} FindBySourceInfo;
+
+static void
+on_find_by_source_foreach (gpointer op, gpointer data)
+{
+ FindBySourceInfo *info = (FindBySourceInfo*) data;
+
+ if ( info->source == modest_mail_operation_get_source (MODEST_MAIL_OPERATION (op))) {
+ g_object_ref (G_OBJECT (op));
+ *(info->new_list) = g_slist_prepend (*(info->new_list), MODEST_MAIL_OPERATION (op));
+ }
+}
+
+GSList*
+modest_mail_operation_queue_get_by_source (
+ ModestMailOperationQueue *self,
+ GObject *source)
+{
+ ModestMailOperationQueuePrivate *priv;
+ GSList* found_operations= NULL;
+ FindBySourceInfo *info = g_new0 (FindBySourceInfo, 1);
+
+ g_return_val_if_fail (MODEST_IS_MAIL_OPERATION_QUEUE (self), NULL);
+ g_return_val_if_fail (source != NULL, NULL);
+
+ priv = MODEST_MAIL_OPERATION_QUEUE_GET_PRIVATE(self);
+
+ info->new_list = &found_operations;
+ info->source = source;
+
+ g_mutex_lock (priv->queue_lock);
+ g_queue_foreach (priv->op_queue, (GFunc) on_find_by_source_foreach, info);
+ g_mutex_unlock (priv->queue_lock);
+
+ g_free (info);
+
+ return found_operations;
+}
+
+static void
+accumulate_mail_op_strings (ModestMailOperation *op, gchar **str)
+{
+ *str = g_strdup_printf ("%s\n%s", *str, modest_mail_operation_to_string (op));
+}
+
+
+gchar*
+modest_mail_operation_queue_to_string (ModestMailOperationQueue *self)
+{
+ gchar *str;
+ guint len;
+ ModestMailOperationQueuePrivate *priv;
+
+ g_return_val_if_fail (MODEST_IS_MAIL_OPERATION_QUEUE (self), NULL);
+
+ priv = MODEST_MAIL_OPERATION_QUEUE_GET_PRIVATE(self);
+
+ len = g_queue_get_length (priv->op_queue);
+ str = g_strdup_printf ("mail operation queue (%02d)\n-------------------------", len);
+ if (len == 0)
+ str = g_strdup_printf ("%s\n%s", str, "<empty>");
+ else {
+ g_mutex_lock (priv->queue_lock);
+ g_queue_foreach (priv->op_queue, (GFunc)accumulate_mail_op_strings, &str);
+ g_mutex_unlock (priv->queue_lock);
+ }
+
+ return str;
+}