/*
* Evolution calendar - Scheduling page
*
* 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:
* Federico Mena-Quintero <federico@ximian.com>
* Miguel de Icaza <miguel@ximian.com>
* Seth Alves <alves@hungry.com>
* JP Rosevear <jpr@ximian.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <glade/glade.h>
#include <e-util/e-dialog-widgets.h>
#include <e-util/e-util-private.h>
#include <misc/e-dateedit.h>
#include "../calendar-config.h"
#include "../e-meeting-time-sel.h"
#include "../itip-utils.h"
#include "comp-editor-util.h"
#include "e-delegate-dialog.h"
#include "schedule-page.h"
#define SCHEDULE_PAGE_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), TYPE_SCHEDULE_PAGE, SchedulePagePrivate))
/* Private part of the SchedulePage structure */
struct _SchedulePagePrivate {
/* Glade XML data */
GladeXML *xml;
/* Widgets from the Glade file */
GtkWidget *main;
/* Model */
EMeetingStore *model;
/* Selector */
EMeetingTimeSelector *sel;
/* The timezone we use. Note that we use the same timezone for the
start and end date. We convert the end date if it is passed in in
another timezone. */
icaltimezone *zone;
};
static GtkWidget *schedule_page_get_widget (CompEditorPage *page);
static void schedule_page_focus_main_widget (CompEditorPage *page);
static gboolean schedule_page_fill_widgets (CompEditorPage *page, ECalComponent *comp);
static gboolean schedule_page_fill_component (CompEditorPage *page, ECalComponent *comp);
static void schedule_page_set_dates (CompEditorPage *page, CompEditorPageDates *dates);
static void times_changed_cb (GtkWidget *widget, SchedulePage *spage);
G_DEFINE_TYPE (SchedulePage, schedule_page, TYPE_COMP_EDITOR_PAGE)
static void
schedule_page_dispose (GObject *object)
{
SchedulePagePrivate *priv;
priv = SCHEDULE_PAGE_GET_PRIVATE (object);
if (priv->main != NULL) {
g_object_unref (priv->main);
priv->main = NULL;
}
if (priv->xml != NULL) {
g_object_unref (priv->xml);
priv->xml = NULL;
}
if (priv->model != NULL) {
g_object_unref (priv->model);
priv->model = NULL;
}
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (schedule_page_parent_class)->dispose (object);
}
static void
schedule_page_class_init (SchedulePageClass *class)
{
GObjectClass *object_class;
CompEditorPageClass *editor_page_class;
g_type_class_add_private (class, sizeof (SchedulePagePrivate));
object_class = G_OBJECT_CLASS (class);
object_class->dispose = schedule_page_dispose;
editor_page_class = COMP_EDITOR_PAGE_CLASS (class);
editor_page_class->get_widget = schedule_page_get_widget;
editor_page_class->focus_main_widget = schedule_page_focus_main_widget;
editor_page_class->fill_widgets = schedule_page_fill_widgets;
editor_page_class->fill_component = schedule_page_fill_component;
editor_page_class->set_dates = schedule_page_set_dates;
}
static void
schedule_page_init (SchedulePage *spage)
{
spage->priv = SCHEDULE_PAGE_GET_PRIVATE (spage);
}
/* get_widget handler for the schedule page */
static GtkWidget *
schedule_page_get_widget (CompEditorPage *page)
{
SchedulePage *spage;
SchedulePagePrivate *priv;
spage = SCHEDULE_PAGE (page);
priv = spage->priv;
return priv->main;
}
/* focus_main_widget handler for the schedule page */
static void
schedule_page_focus_main_widget (CompEditorPage *page)
{
SchedulePage *spage;
SchedulePagePrivate *priv;
spage = SCHEDULE_PAGE (page);
priv = spage->priv;
gtk_widget_grab_focus (GTK_WIDGET (priv->sel));
}
static void
sensitize_widgets (SchedulePage *spage)
{
SchedulePagePrivate *priv = spage->priv;
CompEditor *editor;
ECal *client;
gboolean read_only;
editor = comp_editor_page_get_editor (COMP_EDITOR_PAGE (spage));
client = comp_editor_get_client (editor);
if (!e_cal_is_read_only (client, &read_only, NULL))
read_only = TRUE;
e_meeting_time_selector_set_read_only (priv->sel, read_only);
}
/* Set date/time */
static void
update_time (SchedulePage *spage, ECalComponentDateTime *start_date, ECalComponentDateTime *end_date)
{
SchedulePagePrivate *priv = spage->priv;
CompEditor *editor;
struct icaltimetype start_tt, end_tt;
icaltimezone *start_zone = NULL, *end_zone = NULL;
ECal *client;
gboolean all_day;
editor = comp_editor_page_get_editor (COMP_EDITOR_PAGE (spage));
client = comp_editor_get_client (editor);
/* Note that if we are creating a new event, the timezones may not be
on the server, so we try to get the builtin timezone with the TZID
first. */
start_zone = icaltimezone_get_builtin_timezone_from_tzid (start_date->tzid);
if (!start_zone) {
if (!e_cal_get_timezone (client, start_date->tzid, &start_zone, NULL)) {
/* FIXME: Handle error better. */
g_warning ("Couldn't get timezone from server: %s",
start_date->tzid ? start_date->tzid : "");
}
}
end_zone = icaltimezone_get_builtin_timezone_from_tzid (end_date->tzid);
if (!end_zone) {
if (!e_cal_get_timezone (client, end_date->tzid, &end_zone, NULL)) {
/* FIXME: Handle error better. */
g_warning ("Couldn't get timezone from server: %s",
end_date->tzid ? end_date->tzid : "");
}
}
start_tt = *start_date->value;
if (!end_date->value && start_tt.is_date) {
end_tt = start_tt;
icaltime_adjust (&end_tt, 1, 0, 0, 0);
} else {
end_tt = *end_date->value;
}
/* If the end zone is not the same as the start zone, we convert it. */
priv->zone = start_zone;
if (start_zone != end_zone) {
icaltimezone_convert_time (&end_tt, end_zone, start_zone);
}
e_meeting_store_set_zone (priv->model, priv->zone);
all_day = (start_tt.is_date && end_tt.is_date) ? TRUE : FALSE;
/* For All Day Events, if DTEND is after DTSTART, we subtract 1 day
from it. */
if (all_day) {
if (icaltime_compare_date_only (end_tt, start_tt) > 0) {
icaltime_adjust (&end_tt, -1, 0, 0, 0);
}
}
e_date_edit_set_date (E_DATE_EDIT (priv->sel->start_date_edit), start_tt.year,
start_tt.month, start_tt.day);
e_date_edit_set_time_of_day (E_DATE_EDIT (priv->sel->start_date_edit),
start_tt.hour, start_tt.minute);
e_date_edit_set_date (E_DATE_EDIT (priv->sel->end_date_edit), end_tt.year,
end_tt.month, end_tt.day);
e_date_edit_set_time_of_day (E_DATE_EDIT (priv->sel->end_date_edit),
end_tt.hour, end_tt.minute);
}
/* Fills the widgets with default values */
static void
clear_widgets (SchedulePage *spage)
{
}
/* fill_widgets handler for the schedule page */
static gboolean
schedule_page_fill_widgets (CompEditorPage *page, ECalComponent *comp)
{
SchedulePage *spage;
SchedulePagePrivate *priv;
ECalComponentDateTime start_date, end_date;
gboolean validated = TRUE;
spage = SCHEDULE_PAGE (page);
priv = spage->priv;
/* Clean the screen */
clear_widgets (spage);
/* Start and end times */
e_cal_component_get_dtstart (comp, &start_date);
e_cal_component_get_dtend (comp, &end_date);
if (!start_date.value)
validated = FALSE;
else if (!end_date.value)
validated = FALSE;
else
update_time (spage, &start_date, &end_date);
e_cal_component_free_datetime (&start_date);
e_cal_component_free_datetime (&end_date);
sensitize_widgets (spage);
return validated;
}
/* fill_component handler for the schedule page */
static gboolean
schedule_page_fill_component (CompEditorPage *page, ECalComponent *comp)
{
return TRUE;
}
static void
schedule_page_set_dates (CompEditorPage *page, CompEditorPageDates *dates)
{
SchedulePage *spage;
SchedulePagePrivate *priv;
spage = SCHEDULE_PAGE (page);
priv = spage->priv;
comp_editor_page_set_updating (page, TRUE);
update_time (spage, dates->start, dates->end);
comp_editor_page_set_updating (page, FALSE);
}
/* Gets the widgets from the XML file and returns if they are all available. */
static gboolean
get_widgets (SchedulePage *spage)
{
CompEditorPage *page = COMP_EDITOR_PAGE (spage);
SchedulePagePrivate *priv;
GSList *accel_groups;
GtkWidget *toplevel;
priv = spage->priv;
#define GW(name) glade_xml_get_widget (priv->xml, name)
priv->main = GW ("schedule-page");
if (!priv->main)
return FALSE;
/* Get the GtkAccelGroup from the toplevel window, so we can install
it when the notebook page is mapped. */
toplevel = gtk_widget_get_toplevel (priv->main);
accel_groups = gtk_accel_groups_from_object (G_OBJECT (toplevel));
if (accel_groups)
page->accel_group = g_object_ref (accel_groups->data);
g_object_ref (priv->main);
gtk_container_remove (GTK_CONTAINER (priv->main->parent), priv->main);
#undef GW
return TRUE;
}
static gboolean
init_widgets (SchedulePage *spage)
{
SchedulePagePrivate *priv;
priv = spage->priv;
g_signal_connect (priv->sel, "changed", G_CALLBACK (times_changed_cb), spage);
return TRUE;
}
void
schedule_page_set_meeting_time (SchedulePage *spage, icaltimetype *start_tt, icaltimetype *end_tt)
{
SchedulePagePrivate *priv;
gboolean all_day;
priv = spage->priv;
all_day = (start_tt->is_date && end_tt->is_date) ? TRUE : FALSE;
if (all_day) {
if (icaltime_compare_date_only (*end_tt, *start_tt) > 0) {
icaltime_adjust (end_tt, -1, 0, 0, 0);
}
}
e_meeting_time_selector_set_meeting_time (priv->sel, start_tt->year, start_tt->month, start_tt->day,
start_tt->hour, start_tt->minute, end_tt->year, end_tt->month, end_tt->day, end_tt->hour,
end_tt->minute);
e_meeting_time_selector_set_all_day (priv->sel, all_day);
}
/**
* schedule_page_construct:
* @spage: An schedule page.
*
* Constructs an schedule page by loading its Glade data.
*
* Return value: The same object as @spage, or NULL if the widgets could not
* be created.
**/
SchedulePage *
schedule_page_construct (SchedulePage *spage, EMeetingStore *ems)
{
SchedulePagePrivate *priv = spage->priv;
CompEditor *editor;
char *gladefile;
editor = comp_editor_page_get_editor (COMP_EDITOR_PAGE (spage));
gladefile = g_build_filename (EVOLUTION_GLADEDIR,
"schedule-page.glade",
NULL);
priv->xml = glade_xml_new (gladefile, NULL, NULL);
g_free (gladefile);
if (!priv->xml) {
g_message ("schedule_page_construct(): "
"Could not load the Glade XML file!");
return NULL;
}
if (!get_widgets (spage)) {
g_message ("schedule_page_construct(): "
"Could not find all widgets in the XML file!");
return NULL;
}
/* Model */
g_object_ref (ems);
priv->model = ems;
/* Selector */
priv->sel = E_MEETING_TIME_SELECTOR (e_meeting_time_selector_new (ems));
gtk_widget_set_size_request ((GtkWidget *) priv->sel, -1, 400);
e_meeting_time_selector_set_working_hours (priv->sel,
calendar_config_get_day_start_hour (),
calendar_config_get_day_start_minute (),
calendar_config_get_day_end_hour (),
calendar_config_get_day_end_minute ());
gtk_widget_show (GTK_WIDGET (priv->sel));
gtk_box_pack_start (GTK_BOX (priv->main), GTK_WIDGET (priv->sel), TRUE, TRUE, 6);
if (!init_widgets (spage)) {
g_message ("schedule_page_construct(): "
"Could not initialize the widgets!");
return NULL;
}
g_signal_connect_swapped (
editor, "notify::client",
G_CALLBACK (sensitize_widgets), spage);
return spage;
}
/**
* schedule_page_new:
*
* Creates a new schedule page.
*
* Return value: A newly-created schedule page, or NULL if the page could
* not be created.
**/
SchedulePage *
schedule_page_new (EMeetingStore *ems,
CompEditor *editor)
{
SchedulePage *spage;
spage = g_object_new (TYPE_SCHEDULE_PAGE, "editor", editor, NULL);
if (!schedule_page_construct (spage, ems)) {
g_object_unref (spage);
g_return_val_if_reached (NULL);
}
return spage;
}
void
schedule_page_update_free_busy (SchedulePage *spage)
{
SchedulePagePrivate *priv;
g_return_if_fail (spage != NULL);
g_return_if_fail (IS_SCHEDULE_PAGE (spage));
priv = spage->priv;
e_meeting_time_selector_refresh_free_busy (priv->sel, 0, TRUE);
}
void
schedule_page_set_name_selector (SchedulePage *spage, ENameSelector *name_selector)
{
SchedulePagePrivate *priv;
g_return_if_fail (spage != NULL);
g_return_if_fail (IS_SCHEDULE_PAGE (spage));
priv = spage->priv;
e_meeting_list_view_set_name_selector (priv->sel->list_view, name_selector);
}
static void
times_changed_cb (GtkWidget *widget,
SchedulePage *spage)
{
SchedulePagePrivate *priv;
CompEditorPageDates dates;
CompEditor *editor;
ECalComponentDateTime start_dt, end_dt;
struct icaltimetype start_tt = icaltime_null_time ();
struct icaltimetype end_tt = icaltime_null_time ();
priv = spage->priv;
if (comp_editor_page_get_updating (COMP_EDITOR_PAGE (spage)))
return;
editor = comp_editor_page_get_editor (COMP_EDITOR_PAGE (spage));
e_date_edit_get_date (E_DATE_EDIT (priv->sel->start_date_edit),
&start_tt.year,
&start_tt.month,
&start_tt.day);
e_date_edit_get_time_of_day (E_DATE_EDIT (priv->sel->start_date_edit),
&start_tt.hour,
&start_tt.minute);
e_date_edit_get_date (E_DATE_EDIT (priv->sel->end_date_edit),
&end_tt.year,
&end_tt.month,
&end_tt.day);
e_date_edit_get_time_of_day (E_DATE_EDIT (priv->sel->end_date_edit),
&end_tt.hour,
&end_tt.minute);
start_dt.value = &start_tt;
end_dt.value = &end_tt;
if (e_date_edit_get_show_time (E_DATE_EDIT (priv->sel->start_date_edit))) {
/* We set the start and end to the same timezone. */
start_dt.tzid = icaltimezone_get_tzid (priv->zone);
end_dt.tzid = start_dt.tzid;
} else {
/* For All-Day Events, we set the timezone to NULL, and add
1 day to DTEND. */
start_dt.value->is_date = TRUE;
start_dt.tzid = NULL;
end_dt.value->is_date = TRUE;
icaltime_adjust (&end_tt, 1, 0, 0, 0);
end_dt.tzid = NULL;
}
dates.start = &start_dt;
dates.end = &end_dt;
dates.due = NULL;
dates.complete = NULL;
comp_editor_page_notify_dates_changed (COMP_EDITOR_PAGE (spage), &dates);
comp_editor_set_changed (editor, TRUE);
}
