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-rw-r--r--widgets/misc/e-mail-identity-combo-box.c374
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diff --git a/widgets/misc/e-mail-identity-combo-box.c b/widgets/misc/e-mail-identity-combo-box.c
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+/*
+ * 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);
+}