/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-calendar-selector.c
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "e-calendar-selector.h"
#include <libecal/e-cal.h>
#include "common/authentication.h"
#define E_CALENDAR_SELECTOR_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), E_TYPE_CALENDAR_SELECTOR, ECalendarSelectorPrivate))
struct _ECalendarSelectorPrivate {
gint dummy_value;
};
enum {
DND_TARGET_TYPE_CALENDAR_LIST
};
static GtkTargetEntry drag_types[] = {
{ "text/calendar", 0, DND_TARGET_TYPE_CALENDAR_LIST },
{ "text/x-calendar", 0, DND_TARGET_TYPE_CALENDAR_LIST }
};
static gpointer parent_class;
static gboolean
calendar_selector_update_single_object (ECal *client,
icalcomponent *icalcomp)
{
gchar *uid;
icalcomponent *tmp_icalcomp;
uid = (gchar *) icalcomponent_get_uid (icalcomp);
if (e_cal_get_object (client, uid, NULL, &tmp_icalcomp, NULL))
return e_cal_modify_object (
client, icalcomp, CALOBJ_MOD_ALL, NULL);
return e_cal_create_object (client, icalcomp, &uid, NULL);
}
static gboolean
calendar_selector_update_objects (ECal *client,
icalcomponent *icalcomp)
{
icalcomponent *subcomp;
icalcomponent_kind kind;
kind = icalcomponent_isa (icalcomp);
if (kind == ICAL_VTODO_COMPONENT || kind == ICAL_VEVENT_COMPONENT)
return calendar_selector_update_single_object (
client, icalcomp);
else if (kind != ICAL_VCALENDAR_COMPONENT)
return FALSE;
subcomp = icalcomponent_get_first_component (
icalcomp, ICAL_ANY_COMPONENT);
while (subcomp != NULL) {
gboolean success;
kind = icalcomponent_isa (subcomp);
if (kind == ICAL_VTIMEZONE_COMPONENT) {
icaltimezone *zone;
zone = icaltimezone_new ();
icaltimezone_set_component (zone, subcomp);
success = e_cal_add_timezone (client, zone, NULL);
icaltimezone_free (zone, 1);
if (!success)
return FALSE;
} else if (kind == ICAL_VTODO_COMPONENT ||
kind == ICAL_VEVENT_COMPONENT) {
success = calendar_selector_update_single_object (
client, subcomp);
if (!success)
return FALSE;
}
subcomp = icalcomponent_get_next_component (
icalcomp, ICAL_ANY_COMPONENT);
}
return TRUE;
}
static void
calendar_selector_drag_leave (GtkWidget *widget,
GdkDragContext *context,
guint time_)
{
/* XXX This is exactly the same as in EAddressbookSelector.
* Consider merging this callback into ESourceSelector. */
GtkTreeView *tree_view;
GtkTreeViewDropPosition pos;
tree_view = GTK_TREE_VIEW (widget);
pos = GTK_TREE_VIEW_DROP_BEFORE;
gtk_tree_view_set_drag_dest_row (tree_view, NULL, pos);
}
static gboolean
calendar_selector_drag_motion (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time_)
{
/* XXX This is exactly the same as in EAddressbookSelector.
* Consider merging this callback into ESourceSelector. */
GtkTreeView *tree_view;
GtkTreeModel *model;
GtkTreePath *path = NULL;
GtkTreeIter iter;
GtkTreeViewDropPosition pos;
GdkDragAction action = 0;
gpointer object;
tree_view = GTK_TREE_VIEW (widget);
model = gtk_tree_view_get_model (tree_view);
if (!gtk_tree_view_get_dest_row_at_pos (tree_view, x, y, &path, NULL))
goto exit;
if (!gtk_tree_model_get_iter (model, &iter, path))
goto exit;
gtk_tree_model_get (model, &iter, 0, &object, -1);
if (E_IS_SOURCE_GROUP (object) || e_source_get_readonly (object))
goto exit;
pos = GTK_TREE_VIEW_DROP_INTO_OR_BEFORE;
gtk_tree_view_set_drag_dest_row (tree_view, path, pos);
if (context->actions & GDK_ACTION_MOVE)
action = GDK_ACTION_MOVE;
else
action = context->suggested_action;
exit:
if (path != NULL)
gtk_tree_path_free (path);
if (object != NULL)
g_object_unref (object);
gdk_drag_status (context, action, time_);
return TRUE;
}
static gboolean
calendar_selector_drag_drop (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time_)
{
/* XXX This is exactly the same as in EAddressbookSelector.
* Consider merging this callback into ESourceSelector. */
GtkTreeView *tree_view;
GtkTreeModel *model;
GtkTreePath *path;
GtkTreeIter iter;
gboolean drop_zone;
gboolean valid;
gpointer object;
tree_view = GTK_TREE_VIEW (widget);
model = gtk_tree_view_get_model (tree_view);
if (!gtk_tree_view_get_path_at_pos (
tree_view, x, y, &path, NULL, NULL, NULL))
return FALSE;
valid = gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_path_free (path);
g_return_val_if_fail (valid, FALSE);
gtk_tree_model_get (model, &iter, 0, &object, -1);
drop_zone = E_IS_SOURCE (object);
g_object_unref (object);
return drop_zone;
}
static void
calendar_selector_drag_data_received (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time_)
{
/* XXX This is NEARLY the same as in EAddressbookSelector.
* Consider merging this callback into ESourceSelector.
* Use a callback to allow subclasses to handle the
* received selection data. */
GtkTreeView *tree_view;
GtkTreeModel *model;
GtkTreePath *path = NULL;
GtkTreeIter iter;
ECal *client;
icalcomponent *icalcomp;
const gchar *string;
gboolean remove_from_source;
gboolean success = FALSE;
gpointer object = NULL;
tree_view = GTK_TREE_VIEW (widget);
model = gtk_tree_view_get_model (tree_view);
string = (const gchar *) selection_data->data;
remove_from_source = (context->action == GDK_ACTION_MOVE);
if (!gtk_tree_view_get_dest_row_at_pos (tree_view, x, y, &path, NULL))
goto exit;
if (!gtk_tree_model_get_iter (model, &iter, path))
goto exit;
gtk_tree_model_get (model, &iter, 0, &object, -1);
if (!E_IS_SOURCE (object) || e_source_get_readonly (object))
goto exit;
icalcomp = icalparser_parse_string (string);
if (icalcomp == NULL)
goto exit;
/* FIXME Deal with GDK_ACTION_ASK. */
if (context->action == GDK_ACTION_COPY) {
gchar *uid;
uid = e_cal_component_gen_uid ();
icalcomponent_set_uid (icalcomp, uid);
}
client = auth_new_cal_from_source (
E_SOURCE (object), E_CAL_SOURCE_TYPE_EVENT);
if (client != NULL) {
if (e_cal_open (client, TRUE, NULL)) {
success = TRUE;
calendar_selector_update_objects (client, icalcomp);
}
g_object_unref (client);
}
icalcomponent_free (icalcomp);
exit:
if (path != NULL)
gtk_tree_path_free (path);
if (object != NULL)
g_object_unref (object);
gtk_drag_finish (context, success, remove_from_source, time_);
}
static void
calendar_selector_class_init (ECalendarSelectorClass *class)
{
GtkWidgetClass *widget_class;
parent_class = g_type_class_peek_parent (class);
g_type_class_add_private (class, sizeof (ECalendarSelectorPrivate));
widget_class = GTK_WIDGET_CLASS (class);
widget_class->drag_leave = calendar_selector_drag_leave;
widget_class->drag_motion = calendar_selector_drag_motion;
widget_class->drag_drop = calendar_selector_drag_drop;
widget_class->drag_data_received = calendar_selector_drag_data_received;
}
static void
calendar_selector_init (ECalendarSelector *selector)
{
selector->priv = E_CALENDAR_SELECTOR_GET_PRIVATE (selector);
gtk_drag_dest_set (
GTK_WIDGET (selector), GTK_DEST_DEFAULT_ALL,
drag_types, G_N_ELEMENTS (drag_types),
GDK_ACTION_COPY | GDK_ACTION_MOVE);
}
GType
e_calendar_selector_get_type (void)
{
static GType type = 0;
if (G_UNLIKELY (type == 0)) {
const GTypeInfo type_info = {
sizeof (ECalendarSelectorClass),
(GBaseInitFunc) NULL,
(GBaseFinalizeFunc) NULL,
(GClassInitFunc) calendar_selector_class_init,
(GClassFinalizeFunc) NULL,
NULL, /* class_data */
sizeof (ECalendarSelector),
0, /* n_preallocs */
(GInstanceInitFunc) calendar_selector_init,
NULL /* value_table */
};
type = g_type_register_static (
E_TYPE_SOURCE_SELECTOR, "ECalendarSelector",
&type_info, 0);
}
return type;
}
GtkWidget *
e_calendar_selector_new (ESourceList *source_list)
{
g_return_val_if_fail (E_IS_SOURCE_LIST (source_list), NULL);
return g_object_new (
E_TYPE_CALENDAR_SELECTOR,
"source-list", source_list, NULL);
}