diff options
Diffstat (limited to 'widgets/misc/e-mail-identity-combo-box.c')
| -rw-r--r-- | widgets/misc/e-mail-identity-combo-box.c | 374 |
1 files changed, 374 insertions, 0 deletions
diff --git a/widgets/misc/e-mail-identity-combo-box.c b/widgets/misc/e-mail-identity-combo-box.c new file mode 100644 index 0000000000..4b830153a2 --- /dev/null +++ b/widgets/misc/e-mail-identity-combo-box.c @@ -0,0 +1,374 @@ +/* + * 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" + +#include <libedataserver/e-source-mail-account.h> +#include <libedataserver/e-source-mail-identity.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 = gdk_threads_add_idle ( + (GSourceFunc) mail_identity_combo_box_refresh_idle_cb, + combo_box); +} + +static ESource * +mail_identity_combo_box_get_default (EMailIdentityComboBox *combo_box) +{ + ESource *source; + ESourceRegistry *registry; + ESourceMailAccount *mail_account; + const gchar *extension_name; + const gchar *uid; + + extension_name = E_SOURCE_EXTENSION_MAIL_ACCOUNT; + registry = e_mail_identity_combo_box_get_registry (combo_box); + source = e_source_registry_get_default_mail_account (registry); + + if (source == NULL) + return NULL; + + if (!e_source_has_extension (source, extension_name)) + return NULL; + + mail_account = e_source_get_extension (source, extension_name); + uid = e_source_mail_account_get_identity (mail_account); + + if (uid == NULL) + return NULL; + + return e_source_registry_lookup_by_uid (registry, uid); +} + +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; + ESource *source; + GList *list, *link; + const gchar *extension_name; + gchar *saved_uid = NULL; + + 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; + } + + registry = e_mail_identity_combo_box_get_registry (combo_box); + tree_model = gtk_combo_box_get_model (GTK_COMBO_BOX (combo_box)); + + source = e_mail_identity_combo_box_get_active_source (combo_box); + if (source != NULL) + saved_uid = g_strdup (e_source_get_uid (source)); + + gtk_list_store_clear (GTK_LIST_STORE (tree_model)); + + extension_name = E_SOURCE_EXTENSION_MAIL_IDENTITY; + list = e_source_registry_list_sources (registry, extension_name); + + for (link = list; link != NULL; link = g_list_next (link)) { + GtkTreeIter iter; + const gchar *display_name; + const gchar *uid; + + source = E_SOURCE (link->data); + display_name = e_source_get_display_name (source); + uid = e_source_get_uid (source); + + gtk_list_store_append (GTK_LIST_STORE (tree_model), &iter); + + gtk_list_store_set ( + GTK_LIST_STORE (tree_model), &iter, + COLUMN_DISPLAY_NAME, display_name, + COLUMN_UID, uid, -1); + } + + g_list_free (list); + + /* 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. */ + + source = NULL; + + if (saved_uid != NULL) { + source = e_source_registry_lookup_by_uid (registry, saved_uid); + g_free (saved_uid); + } + + if (source == NULL) + source = mail_identity_combo_box_get_default (combo_box); + + if (source != NULL) + e_mail_identity_combo_box_set_active_source (combo_box, source); + else + gtk_combo_box_set_active (GTK_COMBO_BOX (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; +} + +ESource * +e_mail_identity_combo_box_get_active_source (EMailIdentityComboBox *combo_box) +{ + ESourceRegistry *registry; + ESource *source = NULL; + const gchar *uid; + + g_return_val_if_fail (E_IS_MAIL_IDENTITY_COMBO_BOX (combo_box), NULL); + + registry = e_mail_identity_combo_box_get_registry (combo_box); + uid = gtk_combo_box_get_active_id (GTK_COMBO_BOX (combo_box)); + + if (uid != NULL) + source = e_source_registry_lookup_by_uid (registry, uid); + + return source; +} + +void +e_mail_identity_combo_box_set_active_source (EMailIdentityComboBox *combo_box, + ESource *active_source) +{ + const gchar *uid; + + g_return_if_fail (E_IS_MAIL_IDENTITY_COMBO_BOX (combo_box)); + g_return_if_fail (E_IS_SOURCE (active_source)); + + /* It is a programming error to pass an ESource that has no + * "Mail Identity" extension. */ + g_return_if_fail (SOURCE_IS_MAIL_IDENTITY (active_source)); + + uid = e_source_get_uid (active_source); + gtk_combo_box_set_active_id (GTK_COMBO_BOX (combo_box), uid); +} |