/*
* e-attachment-handler-image.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/>
*
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include "e-attachment-handler-image.h"
#include <glib/gi18n.h>
#include <gconf/gconf-client.h>
#include <e-util/e-util.h>
struct _EAttachmentHandlerImagePrivate {
gint placeholder;
};
static const gchar *ui =
"<ui>"
" <popup name='context'>"
" <placeholder name='custom-actions'>"
" <menuitem action='image-set-as-background'/>"
" </placeholder>"
" </popup>"
"</ui>";
G_DEFINE_TYPE (
EAttachmentHandlerImage,
e_attachment_handler_image,
E_TYPE_ATTACHMENT_HANDLER)
static void
action_image_set_as_background_saved_cb (EAttachment *attachment,
GAsyncResult *result,
EAttachmentHandler *handler)
{
EAttachmentView *view;
GConfClient *client;
GtkWidget *dialog;
GFile *file;
const gchar *key;
gpointer parent;
gchar *value;
GError *error = NULL;
client = gconf_client_get_default ();
view = e_attachment_handler_get_view (handler);
file = e_attachment_save_finish (attachment, result, &error);
if (error != NULL)
goto error;
value = g_file_get_path (file);
g_object_unref (file);
key = "/desktop/gnome/background/picture_filename";
gconf_client_set_string (client, key, value, &error);
g_free (value);
if (error != NULL)
goto error;
/* Ignore errors for this part. */
key = "/desktop/gnome/background/picture_options";
value = gconf_client_get_string (client, key, NULL);
if (g_strcmp0 (value, "none") == 0)
gconf_client_set_string (client, key, "wallpaper", NULL);
g_free (value);
goto exit;
error:
parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
parent = gtk_widget_is_toplevel (parent) ? parent : NULL;
dialog = gtk_message_dialog_new_with_markup (
parent, GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
"<big><b>%s</b></big>",
_("Could not set as background"));
gtk_message_dialog_format_secondary_text (
GTK_MESSAGE_DIALOG (dialog), "%s", error->message);
gtk_dialog_run (GTK_DIALOG (dialog));
gtk_widget_destroy (dialog);
g_error_free (error);
exit:
g_object_unref (client);
g_object_unref (handler);
}
static void
action_image_set_as_background_cb (GtkAction *action,
EAttachmentHandler *handler)
{
EAttachmentView *view;
EAttachment *attachment;
GFile *destination;
GList *selected;
gchar *path;
view = e_attachment_handler_get_view (handler);
selected = e_attachment_view_get_selected_attachments (view);
g_return_if_fail (g_list_length (selected) == 1);
attachment = E_ATTACHMENT (selected->data);
/* Save the image under ~/.gnome2/wallpapers/. */
path = g_build_filename (
e_get_gnome2_user_dir (), "wallpapers", NULL);
destination = g_file_new_for_path (path);
g_mkdir_with_parents (path, 0755);
g_free (path);
e_attachment_save_async (
attachment, destination, (GAsyncReadyCallback)
action_image_set_as_background_saved_cb,
g_object_ref (handler));
g_object_unref (destination);
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
static GtkActionEntry standard_entries[] = {
{ "image-set-as-background",
NULL,
N_("Set as _Background"),
NULL,
NULL, /* XXX Add a tooltip! */
G_CALLBACK (action_image_set_as_background_cb) }
};
static void
attachment_handler_image_update_actions_cb (EAttachmentView *view,
EAttachmentHandler *handler)
{
EAttachment *attachment;
GFileInfo *file_info;
GtkActionGroup *action_group;
const gchar *content_type;
gchar *mime_type;
GList *selected;
gboolean visible = FALSE;
selected = e_attachment_view_get_selected_attachments (view);
if (g_list_length (selected) != 1)
goto exit;
attachment = E_ATTACHMENT (selected->data);
file_info = e_attachment_get_file_info (attachment);
if (file_info == NULL)
goto exit;
if (e_attachment_get_loading (attachment))
goto exit;
if (e_attachment_get_saving (attachment))
goto exit;
content_type = g_file_info_get_content_type (file_info);
mime_type = g_content_type_get_mime_type (content_type);
visible = (g_ascii_strncasecmp (mime_type, "image/", 6) == 0);
g_free (mime_type);
exit:
action_group = e_attachment_view_get_action_group (view, "image");
gtk_action_group_set_visible (action_group, visible);
g_list_foreach (selected, (GFunc) g_object_unref, NULL);
g_list_free (selected);
}
static void
attachment_handler_image_constructed (GObject *object)
{
EAttachmentHandler *handler;
EAttachmentView *view;
GtkActionGroup *action_group;
GtkUIManager *ui_manager;
GError *error = NULL;
handler = E_ATTACHMENT_HANDLER (object);
/* Chain up to parent's constructed() method. */
G_OBJECT_CLASS (e_attachment_handler_image_parent_class)->constructed (object);
view = e_attachment_handler_get_view (handler);
action_group = e_attachment_view_add_action_group (view, "image");
gtk_action_group_add_actions (
action_group, standard_entries,
G_N_ELEMENTS (standard_entries), object);
ui_manager = e_attachment_view_get_ui_manager (view);
gtk_ui_manager_add_ui_from_string (ui_manager, ui, -1, &error);
if (error != NULL) {
g_warning ("%s", error->message);
g_error_free (error);
}
g_signal_connect (
view, "update-actions",
G_CALLBACK (attachment_handler_image_update_actions_cb),
object);
}
static void
e_attachment_handler_image_class_init (EAttachmentHandlerImageClass *class)
{
GObjectClass *object_class;
g_type_class_add_private (class, sizeof (EAttachmentHandlerImagePrivate));
object_class = G_OBJECT_CLASS (class);
object_class->constructed = attachment_handler_image_constructed;
}
static void
e_attachment_handler_image_init (EAttachmentHandlerImage *handler)
{
handler->priv = G_TYPE_INSTANCE_GET_PRIVATE (
handler, E_TYPE_ATTACHMENT_HANDLER_IMAGE,
EAttachmentHandlerImagePrivate);
}