/*
* e-mail-identity-combo-box.c
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
*/
#include "e-mail-identity-combo-box.h"
#define E_MAIL_IDENTITY_COMBO_BOX_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), E_TYPE_MAIL_IDENTITY_COMBO_BOX, EMailIdentityComboBoxPrivate))
#define SOURCE_IS_MAIL_IDENTITY(source) \
(e_source_has_extension ((source), E_SOURCE_EXTENSION_MAIL_IDENTITY))
struct _EMailIdentityComboBoxPrivate {
ESourceRegistry *registry;
guint refresh_idle_id;
};
enum {
PROP_0,
PROP_REGISTRY
};
enum {
COLUMN_DISPLAY_NAME,
COLUMN_UID
};
G_DEFINE_TYPE (
EMailIdentityComboBox,
e_mail_identity_combo_box,
GTK_TYPE_COMBO_BOX)
static gboolean
mail_identity_combo_box_refresh_idle_cb (EMailIdentityComboBox *combo_box)
{
/* The refresh function will clear the idle ID. */
e_mail_identity_combo_box_refresh (combo_box);
return FALSE;
}
static void
mail_identity_combo_box_registry_changed (ESourceRegistry *registry,
ESource *source,
EMailIdentityComboBox *combo_box)
{
/* If the ESource in question has a "Mail Identity" extension,
* schedule a refresh of the tree model. Otherwise ignore it.
* We use an idle callback to limit how frequently we refresh
* the tree model, in case the registry is emitting lots of
* signals at once. */
if (!SOURCE_IS_MAIL_IDENTITY (source))
return;
if (combo_box->priv->refresh_idle_id > 0)
return;
combo_box->priv->refresh_idle_id = g_idle_add (
(GSourceFunc) mail_identity_combo_box_refresh_idle_cb,
combo_box);
}
static void
mail_identity_combo_box_activate_default (EMailIdentityComboBox *combo_box)
{
ESource *source;
ESourceRegistry *registry;
registry = e_mail_identity_combo_box_get_registry (combo_box);
source = e_source_registry_ref_default_mail_identity (registry);
if (source != NULL) {
const gchar *uid = e_source_get_uid (source);
gtk_combo_box_set_active_id (GTK_COMBO_BOX (combo_box), uid);
g_object_unref (source);
}
}
static void
mail_identity_combo_box_set_registry (EMailIdentityComboBox *combo_box,
ESourceRegistry *registry)
{
g_return_if_fail (E_IS_SOURCE_REGISTRY (registry));
g_return_if_fail (combo_box->priv->registry == NULL);
combo_box->priv->registry = g_object_ref (registry);
g_signal_connect (
registry, "source-added",
G_CALLBACK (mail_identity_combo_box_registry_changed),
combo_box);
g_signal_connect (
registry, "source-changed",
G_CALLBACK (mail_identity_combo_box_registry_changed),
combo_box);
g_signal_connect (
registry, "source-removed",
G_CALLBACK (mail_identity_combo_box_registry_changed),
combo_box);
}
static void
mail_identity_combo_box_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_REGISTRY:
mail_identity_combo_box_set_registry (
E_MAIL_IDENTITY_COMBO_BOX (object),
g_value_get_object (value));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
mail_identity_combo_box_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_REGISTRY:
g_value_set_object (
value,
e_mail_identity_combo_box_get_registry (
E_MAIL_IDENTITY_COMBO_BOX (object)));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
mail_identity_combo_box_dispose (GObject *object)
{
EMailIdentityComboBoxPrivate *priv;
priv = E_MAIL_IDENTITY_COMBO_BOX_GET_PRIVATE (object);
if (priv->registry != NULL) {
g_signal_handlers_disconnect_matched (
priv->registry, G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL, object);
g_object_unref (priv->registry);
priv->registry = NULL;
}
if (priv->refresh_idle_id > 0) {
g_source_remove (priv->refresh_idle_id);
priv->refresh_idle_id = 0;
}
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (e_mail_identity_combo_box_parent_class)->
dispose (object);
}
static void
mail_identity_combo_box_constructed (GObject *object)
{
GtkListStore *list_store;
GtkComboBox *combo_box;
GtkCellLayout *cell_layout;
GtkCellRenderer *cell_renderer;
/* Chain up to parent's constructed() method. */
G_OBJECT_CLASS (e_mail_identity_combo_box_parent_class)->
constructed (object);
combo_box = GTK_COMBO_BOX (object);
cell_layout = GTK_CELL_LAYOUT (object);
list_store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_STRING);
gtk_combo_box_set_model (combo_box, GTK_TREE_MODEL (list_store));
gtk_combo_box_set_id_column (combo_box, COLUMN_UID);
g_object_unref (list_store);
cell_renderer = gtk_cell_renderer_text_new ();
gtk_cell_layout_pack_start (cell_layout, cell_renderer, TRUE);
gtk_cell_layout_add_attribute (
cell_layout, cell_renderer, "text", COLUMN_DISPLAY_NAME);
e_mail_identity_combo_box_refresh (E_MAIL_IDENTITY_COMBO_BOX (object));
}
static void
e_mail_identity_combo_box_class_init (EMailIdentityComboBoxClass *class)
{
GObjectClass *object_class;
g_type_class_add_private (
class, sizeof (EMailIdentityComboBoxPrivate));
object_class = G_OBJECT_CLASS (class);
object_class->set_property = mail_identity_combo_box_set_property;
object_class->get_property = mail_identity_combo_box_get_property;
object_class->dispose = mail_identity_combo_box_dispose;
object_class->constructed = mail_identity_combo_box_constructed;
g_object_class_install_property (
object_class,
PROP_REGISTRY,
g_param_spec_object (
"registry",
"Registry",
NULL,
E_TYPE_SOURCE_REGISTRY,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
}
static void
e_mail_identity_combo_box_init (EMailIdentityComboBox *combo_box)
{
combo_box->priv = E_MAIL_IDENTITY_COMBO_BOX_GET_PRIVATE (combo_box);
}
GtkWidget *
e_mail_identity_combo_box_new (ESourceRegistry *registry)
{
g_return_val_if_fail (E_IS_SOURCE_REGISTRY (registry), NULL);
return g_object_new (
E_TYPE_MAIL_IDENTITY_COMBO_BOX,
"registry", registry, NULL);
}
void
e_mail_identity_combo_box_refresh (EMailIdentityComboBox *combo_box)
{
ESourceRegistry *registry;
GtkTreeModel *tree_model;
GtkComboBox *gtk_combo_box;
ESource *source;
GList *list, *link;
GHashTable *address_table;
const gchar *extension_name;
const gchar *saved_uid;
g_return_if_fail (E_IS_MAIL_IDENTITY_COMBO_BOX (combo_box));
if (combo_box->priv->refresh_idle_id > 0) {
g_source_remove (combo_box->priv->refresh_idle_id);
combo_box->priv->refresh_idle_id = 0;
}
gtk_combo_box = GTK_COMBO_BOX (combo_box);
tree_model = gtk_combo_box_get_model (gtk_combo_box);
/* This is an interned string, which means it's safe
* to use even after clearing the combo box model. */
saved_uid = gtk_combo_box_get_active_id (gtk_combo_box);
gtk_list_store_clear (GTK_LIST_STORE (tree_model));
extension_name = E_SOURCE_EXTENSION_MAIL_IDENTITY;
registry = e_mail_identity_combo_box_get_registry (combo_box);
list = e_source_registry_list_sources (registry, extension_name);
/* Build a hash table of GQueues by email address so we can
* spot duplicate email addresses. Then if the GQueue for a
* given email address has multiple elements, we use a more
* verbose description in the combo box. */
address_table = g_hash_table_new_full (
(GHashFunc) g_str_hash,
(GEqualFunc) g_str_equal,
(GDestroyNotify) g_free,
(GDestroyNotify) g_queue_free);
for (link = list; link != NULL; link = g_list_next (link)) {
ESourceMailIdentity *extension;
GQueue *queue;
const gchar *address;
source = E_SOURCE (link->data);
extension = e_source_get_extension (source, extension_name);
address = e_source_mail_identity_get_address (extension);
if (address == NULL)
continue;
queue = g_hash_table_lookup (address_table, address);
if (queue == NULL) {
queue = g_queue_new ();
g_hash_table_insert (
address_table,
g_strdup (address), queue);
}
g_queue_push_tail (queue, source);
}
for (link = list; link != NULL; link = g_list_next (link)) {
ESourceMailIdentity *extension;
GtkTreeIter iter;
GQueue *queue;
GString *string;
const gchar *address;
const gchar *display_name;
const gchar *name;
const gchar *uid;
source = E_SOURCE (link->data);
if (!e_source_registry_check_enabled (registry, source))
continue;
extension = e_source_get_extension (source, extension_name);
name = e_source_mail_identity_get_name (extension);
address = e_source_mail_identity_get_address (extension);
if (name == NULL || address == NULL)
continue;
queue = g_hash_table_lookup (address_table, address);
display_name = e_source_get_display_name (source);
uid = e_source_get_uid (source);
string = g_string_sized_new (512);
g_string_append_printf (string, "%s <%s>", name, address);
/* Show the account name for duplicate email addresses. */
if (queue != NULL && g_queue_get_length (queue) > 1)
g_string_append_printf (string, " (%s)", display_name);
gtk_list_store_append (GTK_LIST_STORE (tree_model), &iter);
gtk_list_store_set (
GTK_LIST_STORE (tree_model), &iter,
COLUMN_DISPLAY_NAME, string->str,
COLUMN_UID, uid, -1);
g_string_free (string, TRUE);
}
g_hash_table_destroy (address_table);
g_list_free_full (list, (GDestroyNotify) g_object_unref);
/* Try and restore the previous selected source, or else pick
* the default identity of the default mail account. If even
* that fails, just pick the first item. */
if (saved_uid != NULL)
gtk_combo_box_set_active_id (gtk_combo_box, saved_uid);
if (gtk_combo_box_get_active_id (gtk_combo_box) == NULL)
mail_identity_combo_box_activate_default (combo_box);
if (gtk_combo_box_get_active_id (gtk_combo_box) == NULL)
gtk_combo_box_set_active (gtk_combo_box, 0);
}
ESourceRegistry *
e_mail_identity_combo_box_get_registry (EMailIdentityComboBox *combo_box)
{
g_return_val_if_fail (E_IS_MAIL_IDENTITY_COMBO_BOX (combo_box), NULL);
return combo_box->priv->registry;
}
