/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* vim:expandtab:shiftwidth=8:tabstop=8:
*/
/* Evolution Accessibility: ea-day-view.c
*
* Copyright (C) 2003 Ximian, Inc.
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Author: Bolian Yin <bolian.yin@sun.com> Sun Microsystem Inc., 2003
*
*/
#include "ea-day-view.h"
#include "ea-cal-view-event.h"
#include "ea-calendar-helpers.h"
#include "ea-gnome-calendar.h"
#include "calendar-commands.h"
#include <glib/gstrfuncs.h>
#include <glib/gi18n.h>
static void ea_day_view_class_init (EaDayViewClass *klass);
static G_CONST_RETURN gchar* ea_day_view_get_name (AtkObject *accessible);
static G_CONST_RETURN gchar* ea_day_view_get_description (AtkObject *accessible);
static gint ea_day_view_get_n_children (AtkObject *obj);
static AtkObject* ea_day_view_ref_child (AtkObject *obj,
gint i);
static gpointer parent_class = NULL;
GType
ea_day_view_get_type (void)
{
static GType type = 0;
AtkObjectFactory *factory;
GTypeQuery query;
GType derived_atk_type;
if (!type) {
static GTypeInfo tinfo = {
sizeof (EaDayViewClass),
(GBaseInitFunc) NULL, /* base init */
(GBaseFinalizeFunc) NULL, /* base finalize */
(GClassInitFunc) ea_day_view_class_init, /* class init */
(GClassFinalizeFunc) NULL, /* class finalize */
NULL, /* class data */
sizeof (EaDayView), /* 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,
"EaDayView", &tinfo, 0);
}
return type;
}
static void
ea_day_view_class_init (EaDayViewClass *klass)
{
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
class->get_name = ea_day_view_get_name;
class->get_description = ea_day_view_get_description;
class->get_n_children = ea_day_view_get_n_children;
class->ref_child = ea_day_view_ref_child;
}
AtkObject*
ea_day_view_new (GtkWidget *widget)
{
GObject *object;
AtkObject *accessible;
g_return_val_if_fail (E_IS_DAY_VIEW (widget), NULL);
object = g_object_new (EA_TYPE_DAY_VIEW, NULL);
accessible = ATK_OBJECT (object);
atk_object_initialize (accessible, widget);
#ifdef ACC_DEBUG
printf ("EvoAcc: ea_day_view created %p\n", (void *)accessible);
#endif
return accessible;
}
static G_CONST_RETURN gchar*
ea_day_view_get_name (AtkObject *accessible)
{
EDayView *day_view;
GnomeCalendar *gcal;
const gchar *label_text;
GnomeCalendarViewType view_type;
gint n_events;
gchar *event_str, *name_str;
g_return_val_if_fail (EA_IS_DAY_VIEW (accessible), NULL);
if (!GTK_ACCESSIBLE (accessible)->widget)
return NULL;
day_view = E_DAY_VIEW (GTK_ACCESSIBLE (accessible)->widget);
gcal = e_calendar_view_get_calendar (E_CALENDAR_VIEW (day_view));
if (!GTK_WIDGET_VISIBLE (GTK_WIDGET (gcal)))
return NULL;
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)
/* To translators: Here, "It" is either like "Work Week View: July
10th - July 14th, 2006." or "Day View: Thursday July 13th, 2006." */
event_str = g_strdup_printf (ngettext ("It has %d event.", "It has %d events.", n_events), n_events);
else
/* To translators: Here, "It" is either like "Work Week View: July
10th - July 14th, 2006." or "Day View: Thursday July 13th, 2006." */
event_str = g_strdup (_("It has no events."));
view_type = gnome_calendar_get_view (gcal);
if (view_type == GNOME_CAL_WORK_WEEK_VIEW)
/* To translators: First %s is the week, for example "July 10th -
July 14th, 2006". Second %s is the number of events in this work
week, for example "It has %d event/events." or "It has no events." */
name_str = g_strdup_printf (_("Work Week View: %s. %s"),
label_text, event_str);
else
/* To translators: First %s is the day, for example "Thursday July
13th, 2006". Second %s is the number of events on this day, for
example "It has %d event/events." or "It has no events." */
name_str = g_strdup_printf (_("Day 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 G_CONST_RETURN gchar*
ea_day_view_get_description (AtkObject *accessible)
{
EDayView *day_view;
g_return_val_if_fail (EA_IS_DAY_VIEW (accessible), NULL);
if (!GTK_ACCESSIBLE (accessible)->widget)
return NULL;
day_view = E_DAY_VIEW (GTK_ACCESSIBLE (accessible)->widget);
if (accessible->description)
return accessible->description;
else {
GnomeCalendar *gcal;
GnomeCalendarViewType view_type;
gcal = e_calendar_view_get_calendar (E_CALENDAR_VIEW (day_view));
view_type = gnome_calendar_get_view (gcal);
if (view_type == GNOME_CAL_WORK_WEEK_VIEW)
return _("calendar view for a work week");
else
return _("calendar view for one or more days");
}
}
static gint
ea_day_view_get_n_children (AtkObject *accessible)
{
EDayView *day_view;
gint day;
gint child_num = 0;
g_return_val_if_fail (EA_IS_DAY_VIEW (accessible), -1);
if (!GTK_ACCESSIBLE (accessible)->widget)
return -1;
day_view = E_DAY_VIEW (GTK_ACCESSIBLE (accessible)->widget);
child_num += day_view->long_events->len;
for (day = 0; day < day_view->days_shown; day++) {
child_num += day_view->events[day]->len;
}
/* "+1" for the main item */
return child_num + 1;
}
static AtkObject *
ea_day_view_ref_child (AtkObject *accessible, gint index)
{
EDayView *day_view;
gint child_num;
gint day;
AtkObject *atk_object = NULL;
EDayViewEvent *event = NULL;
g_return_val_if_fail (EA_IS_DAY_VIEW (accessible), NULL);
child_num = atk_object_get_n_accessible_children (accessible);
if (child_num <= 0 || index < 0 || index >= child_num)
return NULL;
if (!GTK_ACCESSIBLE (accessible)->widget)
return NULL;
day_view = E_DAY_VIEW (GTK_ACCESSIBLE (accessible)->widget);
if (index == 0) {
/* index == 0 is the main item */
atk_object = atk_gobject_accessible_for_object (G_OBJECT (day_view->main_canvas_item));
g_object_ref (atk_object);
}
else {
--index;
/* a long event */
if (index < day_view->long_events->len) {
event = &g_array_index (day_view->long_events,
EDayViewEvent, index);
}
else {
index -= day_view->long_events->len;
day = 0;
while (index >= day_view->events[day]->len) {
index -= day_view->events[day]->len;
++day;
}
event = &g_array_index (day_view->events[day],
EDayViewEvent, index);
}
if (event && event->canvas_item) {
/* Not use atk_gobject_accessible_for_object here,
* we need to do special thing here
*/
atk_object = ea_calendar_helpers_get_accessible_for (event->canvas_item);
g_object_ref (atk_object);
}
}
return atk_object;
}
