/*
* 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/>
*
*
* Authors:
* Bolian Yin <bolian.yin@sun.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "ea-week-view.h"
#include "ea-cal-view-event.h"
#include "ea-calendar-helpers.h"
#include "ea-gnome-calendar.h"
#include <text/e-text.h>
#include <glib/gi18n.h>
static void ea_week_view_class_init (EaWeekViewClass *klass);
static const gchar * ea_week_view_get_name (AtkObject *accessible);
static const gchar * ea_week_view_get_description (AtkObject *accessible);
static gint ea_week_view_get_n_children (AtkObject *obj);
static AtkObject * ea_week_view_ref_child (AtkObject *obj,
gint i);
static gpointer parent_class = NULL;
GType
ea_week_view_get_type (void)
{
static GType type = 0;
AtkObjectFactory *factory;
GTypeQuery query;
GType derived_atk_type;
if (!type) {
static GTypeInfo tinfo = {
sizeof (EaWeekViewClass),
(GBaseInitFunc) NULL, /* base init */
(GBaseFinalizeFunc) NULL, /* base finalize */
(GClassInitFunc) ea_week_view_class_init, /* class init */
(GClassFinalizeFunc) NULL, /* class finalize */
NULL, /* class data */
sizeof (EaWeekView), /* instance size */
0, /* nb preallocs */
(GInstanceInitFunc) NULL, /* instance init */
NULL /* value table */
};
/*
* Figure out the size of the class and instance
* we are run-time deriving from (EaCalView, in this case)
*
* Note: we must still use run-time deriving here, because
* our parent class EaCalView is run-time deriving.
*/
factory = atk_registry_get_factory (atk_get_default_registry (),
e_calendar_view_get_type ());
derived_atk_type = atk_object_factory_get_accessible_type (factory);
g_type_query (derived_atk_type, &query);
tinfo.class_size = query.class_size;
tinfo.instance_size = query.instance_size;
type = g_type_register_static (derived_atk_type,
"EaWeekView", &tinfo, 0);
}
return type;
}
static void
ea_week_view_class_init (EaWeekViewClass *klass)
{
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
class->get_name = ea_week_view_get_name;
class->get_description = ea_week_view_get_description;
class->get_n_children = ea_week_view_get_n_children;
class->ref_child = ea_week_view_ref_child;
}
AtkObject *
ea_week_view_new (GtkWidget *widget)
{
GObject *object;
AtkObject *accessible;
g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
object = g_object_new (EA_TYPE_WEEK_VIEW, NULL);
accessible = ATK_OBJECT (object);
atk_object_initialize (accessible, widget);
#ifdef ACC_DEBUG
printf ("EvoAcc: ea_week_view created %p\n", (gpointer)accessible);
#endif
return accessible;
}
static const gchar *
ea_week_view_get_name (AtkObject *accessible)
{
EWeekView *week_view;
GnomeCalendar *gcal;
const gchar *label_text;
GnomeCalendarViewType view_type;
GtkWidget *widget;
gint n_events;
gchar *event_str, *name_str;
g_return_val_if_fail (EA_IS_WEEK_VIEW (accessible), NULL);
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
if (widget == NULL)
return NULL;
week_view = E_WEEK_VIEW (widget);
gcal = e_calendar_view_get_calendar (E_CALENDAR_VIEW (week_view));
label_text = ea_gnome_calendar_get_label_description (gcal);
n_events = atk_object_get_n_accessible_children (accessible);
/* the child main item is always there */
--n_events;
if (n_events >= 1)
event_str = g_strdup_printf (
ngettext ("It has %d event.", "It has %d events.",
n_events), n_events);
else
event_str = g_strdup (_("It has no events."));
view_type = gnome_calendar_get_view (gcal);
if (view_type == GNOME_CAL_MONTH_VIEW)
name_str = g_strdup_printf (_("Month View: %s. %s"),
label_text, event_str);
else
name_str = g_strdup_printf (_("Week View: %s. %s"),
label_text, event_str);
ATK_OBJECT_CLASS (parent_class)->set_name (accessible, name_str);
g_free (name_str);
g_free (event_str);
return accessible->name;
}
static const gchar *
ea_week_view_get_description (AtkObject *accessible)
{
EWeekView *week_view;
GtkWidget *widget;
g_return_val_if_fail (EA_IS_WEEK_VIEW (accessible), NULL);
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
if (widget == NULL)
return NULL;
week_view = E_WEEK_VIEW (widget);
if (accessible->description)
return accessible->description;
else {
GnomeCalendar *gcal;
GnomeCalendarViewType view_type;
gcal = e_calendar_view_get_calendar (E_CALENDAR_VIEW (week_view));
view_type = gnome_calendar_get_view (gcal);
if (view_type == GNOME_CAL_MONTH_VIEW)
return _("calendar view for a month");
else
return _("calendar view for one or more weeks");
}
}
static gint
ea_week_view_get_n_children (AtkObject *accessible)
{
EWeekView *week_view;
GtkWidget *widget;
gint i, count = 0;
gint event_index;
g_return_val_if_fail (EA_IS_WEEK_VIEW (accessible), -1);
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
if (widget == NULL)
return -1;
week_view = E_WEEK_VIEW (widget);
for (event_index = 0; event_index < week_view->events->len;
++event_index) {
EWeekViewEvent *event;
EWeekViewEventSpan *span;
/* If week_view->spans == NULL, there is no visible events. */
if (!week_view->spans)
break;
event = &g_array_index (week_view->events,
EWeekViewEvent, event_index);
if (!event)
continue;
span = &g_array_index (week_view->spans, EWeekViewEventSpan,
event->spans_index + 0);
if (!span)
continue;
/* at least one of the event spans is visible, count it */
if (span->text_item)
++count;
}
/* add the number of visible jump buttons */
for (i = 0; i < E_WEEK_VIEW_MAX_WEEKS * 7; i++) {
if (week_view->jump_buttons[i]->flags & GNOME_CANVAS_ITEM_VISIBLE)
++count;
}
/* "+1" for the main item */
count++;
#ifdef ACC_DEBUG
printf("AccDebug: week view %p has %d children\n", (gpointer)week_view, count);
#endif
return count;
}
static AtkObject *
ea_week_view_ref_child (AtkObject *accessible,
gint index)
{
EWeekView *week_view;
gint child_num, max_count;
AtkObject *atk_object = NULL;
GtkWidget *widget;
gint event_index;
gint jump_button = -1;
gint span_num = 0;
gint count = 0;
g_return_val_if_fail (EA_IS_WEEK_VIEW (accessible), NULL);
child_num = atk_object_get_n_accessible_children (accessible);
if (child_num <= 0 || index < 0 || index >= child_num)
return NULL;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
if (widget == NULL)
return NULL;
week_view = E_WEEK_VIEW (widget);
max_count = week_view->events->len;
if (index == 0) {
/* index == 0 is the main item */
atk_object = atk_gobject_accessible_for_object (
G_OBJECT (week_view->main_canvas_item));
g_object_ref (atk_object);
} else
for (event_index = 0; event_index < max_count; ++event_index) {
EWeekViewEvent *event;
EWeekViewEventSpan *span;
gint current_day;
event = &g_array_index (week_view->events,
EWeekViewEvent, event_index);
if (!event)
continue;
span = &g_array_index (week_view->spans, EWeekViewEventSpan,
event->spans_index + span_num);
if (!span)
continue;
current_day = span->start_day;
if (span->text_item)
++count;
else if (current_day != jump_button) {
/* we should go to the jump button */
jump_button = current_day;
++count;
}
else
continue;
if (count == index) {
if (span->text_item) {
/* Not use atk_gobject_accessible_for_object for event
* text_item we need to do special thing here
*/
atk_object =
ea_calendar_helpers_get_accessible_for (
span->text_item);
}
else {
gint index;
index = (current_day != -1) ? current_day : 0;
atk_object =
ea_calendar_helpers_get_accessible_for (
week_view->jump_buttons[index]);
}
g_object_ref (atk_object);
break;
}
}
#ifdef ACC_DEBUG
printf ("EvoAcc: ea_week_view_ref_child [%d]=%p\n",
index, (gpointer) atk_object);
#endif
return atk_object;
}
