/*
* e-mail-config-import-page.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-config-import-page.h"
#include <config.h>
#include <glib/gi18n-lib.h>
#define E_MAIL_CONFIG_IMPORT_PAGE_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), E_TYPE_MAIL_CONFIG_IMPORT_PAGE, EMailConfigImportPagePrivate))
typedef struct _AsyncContext AsyncContext;
struct _EMailConfigImportPagePrivate {
EImport *import;
EImportTarget *import_target;
GSList *available_importers;
};
struct _AsyncContext {
EMailConfigImportPage *page;
GQueue pending_importers;
EActivity *activity;
GCancellable *cancellable;
gulong cancel_id;
};
/* Forward Declarations */
static void e_mail_config_import_page_interface_init
(EMailConfigPageInterface *interface);
static gboolean mail_config_import_page_next (gpointer user_data);
G_DEFINE_DYNAMIC_TYPE_EXTENDED (
EMailConfigImportPage,
e_mail_config_import_page,
GTK_TYPE_BOX,
0,
G_IMPLEMENT_INTERFACE_DYNAMIC (
E_TYPE_MAIL_CONFIG_PAGE,
e_mail_config_import_page_interface_init))
static void
async_context_free (AsyncContext *async_context)
{
if (async_context->page != NULL)
g_object_unref (async_context->page);
if (async_context->activity != NULL)
g_object_unref (async_context->activity);
if (async_context->cancellable != NULL) {
g_cancellable_disconnect (
async_context->cancellable,
async_context->cancel_id);
g_object_unref (async_context->cancellable);
}
g_queue_clear (&async_context->pending_importers);
g_slice_free (AsyncContext, async_context);
}
static void
mail_config_import_page_status (EImport *import,
const gchar *what,
gint percent,
GSimpleAsyncResult *simple)
{
AsyncContext *async_context;
async_context = g_simple_async_result_get_op_res_gpointer (simple);
e_activity_set_text (async_context->activity, what);
e_activity_set_percent (async_context->activity, (gdouble) percent);
}
static void
mail_config_import_page_complete (EImport *import,
GSimpleAsyncResult *simple)
{
/* Schedule the next importer to start. */
g_idle_add (mail_config_import_page_next, simple);
}
static gboolean
mail_config_import_page_next (gpointer user_data)
{
GSimpleAsyncResult *simple;
AsyncContext *async_context;
GCancellable *cancellable;
EImportImporter *next_importer;
GError *error = NULL;
simple = G_SIMPLE_ASYNC_RESULT (user_data);
async_context = g_simple_async_result_get_op_res_gpointer (simple);
cancellable = async_context->cancellable;
/* Pop the completed importer and peek at the next one. */
g_queue_pop_head (&async_context->pending_importers);
next_importer = g_queue_peek_head (&async_context->pending_importers);
if (g_cancellable_set_error_if_cancelled (cancellable, &error)) {
g_simple_async_result_take_error (simple, error);
g_simple_async_result_complete (simple);
g_object_unref (simple);
} else if (next_importer != NULL) {
e_import_import (
async_context->page->priv->import,
async_context->page->priv->import_target,
next_importer,
(EImportStatusFunc) mail_config_import_page_status,
(EImportCompleteFunc) mail_config_import_page_complete,
simple);
} else {
g_simple_async_result_complete (simple);
g_object_unref (simple);
}
return FALSE;
}
static void
mail_config_import_page_cancelled (GCancellable *cancellable,
AsyncContext *async_context)
{
GQueue *pending_importers;
EImportImporter *current_importer;
pending_importers = &async_context->pending_importers;
current_importer = g_queue_peek_head (pending_importers);
g_return_if_fail (current_importer != NULL);
e_import_cancel (
async_context->page->priv->import,
async_context->page->priv->import_target,
current_importer);
}
static void
mail_config_import_page_dispose (GObject *object)
{
EMailConfigImportPagePrivate *priv;
priv = E_MAIL_CONFIG_IMPORT_PAGE_GET_PRIVATE (object);
if (priv->import != NULL) {
e_import_target_free (
priv->import,
priv->import_target);
g_object_unref (priv->import);
priv->import_target = NULL;
priv->import = NULL;
}
g_slist_free (priv->available_importers);
priv->available_importers = NULL;
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (e_mail_config_import_page_parent_class)->
dispose (object);
}
static void
mail_config_import_page_constructed (GObject *object)
{
EMailConfigImportPage *page;
GtkWidget *widget;
GtkWidget *container;
GSList *list, *link;
const gchar *text;
gint row = 0;
page = E_MAIL_CONFIG_IMPORT_PAGE (object);
/* Chain up to parent's constructed() method. */
G_OBJECT_CLASS (e_mail_config_import_page_parent_class)->
constructed (object);
gtk_orientable_set_orientation (
GTK_ORIENTABLE (page), GTK_ORIENTATION_VERTICAL);
gtk_box_set_spacing (GTK_BOX (page), 24);
text = _("Please select the information "
"that you would like to import:");
widget = gtk_label_new (text);
gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.5);
gtk_box_pack_start (GTK_BOX (page), widget, FALSE, FALSE, 0);
gtk_widget_show (widget);
widget = gtk_grid_new ();
gtk_grid_set_row_spacing (GTK_GRID (widget), 12);
gtk_grid_set_column_spacing (GTK_GRID (widget), 12);
gtk_box_pack_start (GTK_BOX (page), widget, FALSE, FALSE, 0);
gtk_widget_show (widget);
container = widget;
list = page->priv->available_importers;
for (link = list; link != NULL; link = link->next) {
EImportImporter *importer = link->data;
gchar *from_text;
widget = e_import_get_widget (
page->priv->import,
page->priv->import_target, importer);
if (widget == NULL)
continue;
gtk_grid_attach (GTK_GRID (container), widget, 1, row, 1, 1);
gtk_widget_show (widget);
from_text = g_strdup_printf (_("From %s:"), importer->name);
widget = gtk_label_new (from_text);
gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.0);
gtk_grid_attach (GTK_GRID (container), widget, 0, row, 1, 1);
gtk_widget_show (widget);
row++;
}
}
static void
e_mail_config_import_page_class_init (EMailConfigImportPageClass *class)
{
GObjectClass *object_class;
g_type_class_add_private (
class, sizeof (EMailConfigImportPagePrivate));
object_class = G_OBJECT_CLASS (class);
object_class->dispose = mail_config_import_page_dispose;
object_class->constructed = mail_config_import_page_constructed;
}
static void
e_mail_config_import_page_class_finalize (EMailConfigImportPageClass *class)
{
}
static void
e_mail_config_import_page_interface_init (EMailConfigPageInterface *interface)
{
interface->title = _("Importing Files");
interface->sort_order = E_MAIL_CONFIG_IMPORT_PAGE_SORT_ORDER;
}
static void
e_mail_config_import_page_init (EMailConfigImportPage *page)
{
page->priv = E_MAIL_CONFIG_IMPORT_PAGE_GET_PRIVATE (page);
page->priv->import =
e_import_new ("org.gnome.evolution.shell.importer");
page->priv->import_target = (EImportTarget *)
e_import_target_new_home (page->priv->import);
page->priv->available_importers = e_import_get_importers (
page->priv->import, page->priv->import_target);
}
void
e_mail_config_import_page_type_register (GTypeModule *type_module)
{
/* XXX G_DEFINE_DYNAMIC_TYPE declares a static type registration
* function, so we have to wrap it with a public function in
* order to register types from a separate compilation unit. */
e_mail_config_import_page_register_type (type_module);
}
EMailConfigPage *
e_mail_config_import_page_new (void)
{
return g_object_new (E_TYPE_MAIL_CONFIG_IMPORT_PAGE, NULL);
}
guint
e_mail_config_import_page_get_n_importers (EMailConfigImportPage *page)
{
g_return_val_if_fail (E_IS_MAIL_CONFIG_IMPORT_PAGE (page), 0);
return g_slist_length (page->priv->available_importers);
}
void
e_mail_config_import_page_import (EMailConfigImportPage *page,
EActivity *activity,
GAsyncReadyCallback callback,
gpointer user_data)
{
GSimpleAsyncResult *simple;
AsyncContext *async_context;
GCancellable *cancellable;
EImportImporter *first_importer;
GSList *list, *link;
g_return_if_fail (E_IS_MAIL_CONFIG_IMPORT_PAGE (page));
g_return_if_fail (E_IS_ACTIVITY (activity));
cancellable = e_activity_get_cancellable (activity);
async_context = g_slice_new0 (AsyncContext);
async_context->page = g_object_ref (page);
async_context->activity = g_object_ref (activity);
list = page->priv->available_importers;
for (link = list; link != NULL; link = g_slist_next (link)) {
EImportImporter *importer = link->data;
g_queue_push_tail (&async_context->pending_importers, importer);
}
if (G_IS_CANCELLABLE (cancellable)) {
async_context->cancellable = g_object_ref (cancellable);
async_context->cancel_id = g_cancellable_connect (
cancellable,
G_CALLBACK (mail_config_import_page_cancelled),
async_context, (GDestroyNotify) NULL);
}
simple = g_simple_async_result_new (
G_OBJECT (page), callback, user_data,
e_mail_config_import_page_import);
g_simple_async_result_set_op_res_gpointer (
simple, async_context, (GDestroyNotify) async_context_free);
/* Start the first importer. */
first_importer = g_queue_peek_head (&async_context->pending_importers);
if (first_importer != NULL)
e_import_import (
async_context->page->priv->import,
async_context->page->priv->import_target,
first_importer,
(EImportStatusFunc) mail_config_import_page_status,
(EImportCompleteFunc) mail_config_import_page_complete,
simple);
else
g_simple_async_result_complete_in_idle (simple);
}
gboolean
e_mail_config_import_page_import_finish (EMailConfigImportPage *page,
GAsyncResult *result,
GError **error)
{
GSimpleAsyncResult *simple;
g_return_val_if_fail (
g_simple_async_result_is_valid (
result, G_OBJECT (page),
e_mail_config_import_page_import), FALSE);
simple = G_SIMPLE_ASYNC_RESULT (result);
/* Assume success unless a GError is set. */
return !g_simple_async_result_propagate_error (simple, error);
}
