/* Evolution calendar - Main page of the task editor dialog
*
* Copyright (C) 2001 Ximian, Inc.
*
* Authors: Federico Mena-Quintero <federico@ximian.com>
* Miguel de Icaza <miguel@ximian.com>
* Seth Alves <alves@hungry.com>
* JP Rosevear <jpr@ximian.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <gtk/gtksignal.h>
#include <gtk/gtktogglebutton.h>
#include <glade/glade.h>
#include <gal/widgets/e-unicode.h>
#include <widgets/misc/e-dateedit.h>
#include "e-util/e-dialog-widgets.h"
#include "../calendar-config.h"
#include "../e-timezone-entry.h"
#include "comp-editor-util.h"
#include "task-details-page.h"
/* Private part of the TaskDetailsPage structure */
struct _TaskDetailsPagePrivate {
/* Glade XML data */
GladeXML *xml;
/* Widgets from the Glade file */
GtkWidget *main;
GtkWidget *summary;
GtkWidget *date_time;
GtkWidget *completed_date;
GtkWidget *url;
GtkWidget *organizer;
GtkWidget *organizer_lbl;
GtkWidget *delegated_to;
GtkWidget *delegated_to_lbl;
GtkWidget *delegated_from;
GtkWidget *delegated_from_lbl;
gboolean updating;
};
static void task_details_page_class_init (TaskDetailsPageClass *class);
static void task_details_page_init (TaskDetailsPage *tdpage);
static void task_details_page_destroy (GtkObject *object);
static GtkWidget *task_details_page_get_widget (CompEditorPage *page);
static void task_details_page_focus_main_widget (CompEditorPage *page);
static void task_details_page_fill_widgets (CompEditorPage *page, CalComponent *comp);
static void task_details_page_fill_component (CompEditorPage *page, CalComponent *comp);
static void task_details_page_set_summary (CompEditorPage *page, const char *summary);
static void task_details_page_set_dates (CompEditorPage *page, CompEditorPageDates *dates);
static CompEditorPageClass *parent_class = NULL;
/**
* task_details_page_get_type:
*
* Registers the #TaskDetailsPage class if necessary, and returns the type ID
* associated to it.
*
* Return value: The type ID of the #TaskDetailsPage class.
**/
GtkType
task_details_page_get_type (void)
{
static GtkType task_details_page_type;
if (!task_details_page_type) {
static const GtkTypeInfo task_details_page_info = {
"TaskDetailsPage",
sizeof (TaskDetailsPage),
sizeof (TaskDetailsPageClass),
(GtkClassInitFunc) task_details_page_class_init,
(GtkObjectInitFunc) task_details_page_init,
NULL, /* reserved_1 */
NULL, /* reserved_2 */
(GtkClassInitFunc) NULL
};
task_details_page_type =
gtk_type_unique (TYPE_COMP_EDITOR_PAGE,
&task_details_page_info);
}
return task_details_page_type;
}
/* Class initialization function for the task page */
static void
task_details_page_class_init (TaskDetailsPageClass *class)
{
CompEditorPageClass *editor_page_class;
GtkObjectClass *object_class;
editor_page_class = (CompEditorPageClass *) class;
object_class = (GtkObjectClass *) class;
parent_class = gtk_type_class (TYPE_COMP_EDITOR_PAGE);
editor_page_class->get_widget = task_details_page_get_widget;
editor_page_class->focus_main_widget = task_details_page_focus_main_widget;
editor_page_class->fill_widgets = task_details_page_fill_widgets;
editor_page_class->fill_component = task_details_page_fill_component;
editor_page_class->set_summary = task_details_page_set_summary;
editor_page_class->set_dates = task_details_page_set_dates;
object_class->destroy = task_details_page_destroy;
}
/* Object initialization function for the task page */
static void
task_details_page_init (TaskDetailsPage *tdpage)
{
TaskDetailsPagePrivate *priv;
priv = g_new0 (TaskDetailsPagePrivate, 1);
tdpage->priv = priv;
priv->xml = NULL;
priv->main = NULL;
priv->summary = NULL;
priv->date_time = NULL;
priv->completed_date = NULL;
priv->url = NULL;
priv->updating = FALSE;
}
/* Destroy handler for the task page */
static void
task_details_page_destroy (GtkObject *object)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
g_return_if_fail (object != NULL);
g_return_if_fail (IS_TASK_DETAILS_PAGE (object));
tdpage = TASK_DETAILS_PAGE (object);
priv = tdpage->priv;
if (priv->xml) {
gtk_object_unref (GTK_OBJECT (priv->xml));
priv->xml = NULL;
}
g_free (priv);
tdpage->priv = NULL;
if (GTK_OBJECT_CLASS (parent_class)->destroy)
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
/* get_widget handler for the task page */
static GtkWidget *
task_details_page_get_widget (CompEditorPage *page)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
tdpage = TASK_DETAILS_PAGE (page);
priv = tdpage->priv;
return priv->main;
}
/* focus_main_widget handler for the task page */
static void
task_details_page_focus_main_widget (CompEditorPage *page)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
tdpage = TASK_DETAILS_PAGE (page);
priv = tdpage->priv;
gtk_widget_grab_focus (priv->organizer);
}
/* Fills the widgets with default values */
static void
clear_widgets (TaskDetailsPage *tdpage)
{
TaskDetailsPagePrivate *priv;
priv = tdpage->priv;
/* Summary */
gtk_label_set_text (GTK_LABEL (priv->summary), "");
/* Start date */
gtk_label_set_text (GTK_LABEL (priv->date_time), "");
/* Date completed */
e_date_edit_set_time (E_DATE_EDIT (priv->completed_date), -1);
/* URL */
e_dialog_editable_set (priv->url, NULL);
}
/* fill_widgets handler for the task page */
static void
task_details_page_fill_widgets (CompEditorPage *page, CalComponent *comp)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
GSList *list;
CalComponentText text;
CalComponentOrganizer organizer;
const char *url;
CompEditorPageDates dates;
tdpage = TASK_DETAILS_PAGE (page);
priv = tdpage->priv;
priv->updating = TRUE;
/* Clean the screen */
clear_widgets (tdpage);
/* Summary */
cal_component_get_summary (comp, &text);
task_details_page_set_summary (page, text.value);
/* Dates */
comp_editor_dates (&dates, comp);
task_details_page_set_dates (page, &dates);
/* URL */
cal_component_get_url (comp, &url);
e_dialog_editable_set (priv->url, url);
/* Delegation */
cal_component_get_organizer (comp, &organizer);
if (organizer.value)
e_dialog_editable_set (priv->organizer, organizer.value);
cal_component_get_attendee_list (comp, &list);
if (list != NULL) {
CalComponentAttendee *attendee;
attendee = list->data;
if (attendee->delto)
e_dialog_editable_set (priv->delegated_to, attendee->delto);
if (attendee->delfrom) {
gchar *s = e_utf8_to_gtk_string (priv->delegated_from, attendee->delfrom);
gtk_label_set_text (GTK_LABEL (priv->delegated_from), s);
g_free (s);
}
}
cal_component_free_attendee_list (list);
priv->updating = FALSE;
}
/* fill_component handler for the task page */
static void
task_details_page_fill_component (CompEditorPage *page, CalComponent *comp)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
struct icaltimetype icaltime;
GSList list;
CalComponentOrganizer organizer;
CalComponentAttendee attendee;
char *url;
gboolean date_set;
tdpage = TASK_DETAILS_PAGE (page);
priv = tdpage->priv;
icaltime = icaltime_null_time ();
/* COMPLETED must be in UTC. */
icaltime.is_utc = 1;
/* Completed Date. */
date_set = e_date_edit_get_date (E_DATE_EDIT (priv->completed_date),
&icaltime.year,
&icaltime.month,
&icaltime.day);
e_date_edit_get_time_of_day (E_DATE_EDIT (priv->completed_date),
&icaltime.hour,
&icaltime.minute);
if (date_set) {
/* COMPLETED must be in UTC, so we assume that the date in the
dialog is in the current timezone, and we now convert it
to UTC. FIXME: We should really use one timezone for the
entire time the dialog is shown. Otherwise if the user
changes the timezone, the COMPLETED date may get changed
as well. */
char *location = calendar_config_get_timezone ();
icaltimezone *zone = icaltimezone_get_builtin_timezone (location);
icaltimezone_convert_time (&icaltime, zone,
icaltimezone_get_utc_timezone ());
cal_component_set_completed (comp, &icaltime);
} else {
cal_component_set_completed (comp, NULL);
}
/* URL. */
url = e_dialog_editable_get (priv->url);
cal_component_set_url (comp, url);
if (url)
g_free (url);
/* Delegation */
organizer.value = e_dialog_editable_get (priv->organizer);
organizer.sentby = NULL;
organizer.cn = NULL;
organizer.language = NULL;
cal_component_set_organizer (comp, &organizer);
attendee.value = e_dialog_editable_get (priv->delegated_to);
attendee.member = NULL;
attendee.cutype = CAL_COMPONENT_CUTYPE_INDIVIDUAL;
attendee.role = CAL_COMPONENT_ROLE_REQUIRED;
attendee.status = CAL_COMPONENT_PARTSTAT_NEEDSACTION;
attendee.rsvp = TRUE;
attendee.delto = e_dialog_editable_get (priv->delegated_to);
attendee.delfrom = NULL;
attendee.sentby = NULL;
attendee.cn = NULL;
attendee.language = NULL;
list.data = &attendee;
list.next = NULL;
cal_component_set_attendee_list (comp, &list);
g_free ((char *)organizer.value);
g_free ((char *)attendee.value);
g_free ((char *)attendee.delto);
g_free ((char *)attendee.delfrom);
}
/* set_summary handler for the task page */
static void
task_details_page_set_summary (CompEditorPage *page, const char *summary)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
gchar *s;
tdpage = TASK_DETAILS_PAGE (page);
priv = tdpage->priv;
s = e_utf8_to_gtk_string (priv->summary, summary);
gtk_label_set_text (GTK_LABEL (priv->summary), s);
g_free (s);
}
static void
task_details_page_set_dates (CompEditorPage *page, CompEditorPageDates *dates)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
tdpage = TASK_DETAILS_PAGE (page);
priv = tdpage->priv;
if (priv->updating)
return;
priv->updating = TRUE;
comp_editor_date_label (dates, priv->date_time);
if (dates->complete) {
if (icaltime_is_null_time (*dates->complete)) {
e_date_edit_set_time (E_DATE_EDIT (priv->completed_date), -1);
} else {
struct icaltimetype *tt = dates->complete;
/* Convert it from UTC to local time to display.
FIXME: We should really use one timezone for the
entire time the dialog is shown. Otherwise if the
user changes the timezone, the COMPLETED date may
get changed as well. */
char *location = calendar_config_get_timezone ();
icaltimezone *zone = icaltimezone_get_builtin_timezone (location);
icaltimezone_convert_time (tt,
icaltimezone_get_utc_timezone (),
zone);
e_date_edit_set_date (E_DATE_EDIT (priv->completed_date),
tt->year, tt->month, tt->day);
e_date_edit_set_time_of_day (E_DATE_EDIT (priv->completed_date),
tt->hour, tt->minute);
}
}
priv->updating = FALSE;
}
/* Gets the widgets from the XML file and returns if they are all available. */
static gboolean
get_widgets (TaskDetailsPage *tdpage)
{
TaskDetailsPagePrivate *priv;
priv = tdpage->priv;
#define GW(name) glade_xml_get_widget (priv->xml, name)
priv->main = GW ("task-details-page");
if (!priv->main)
return FALSE;
gtk_widget_ref (priv->main);
gtk_widget_unparent (priv->main);
priv->summary = GW ("summary");
priv->date_time = GW ("date-time");
priv->completed_date = GW ("completed-date");
priv->url = GW ("url");
priv->organizer = GW ("organizer");
priv->organizer_lbl = GW ("organizer-label");
priv->delegated_to = GW ("delegated-to");
priv->delegated_to_lbl = GW ("delegated-to-label");
priv->delegated_from = GW ("delegated-from");
priv->delegated_from_lbl = GW ("delegated-from-label");
#undef GW
return (priv->summary
&& priv->date_time
&& priv->completed_date
&& priv->url
&& priv->organizer
&& priv->organizer_lbl
&& priv->delegated_to
&& priv->delegated_to_lbl
&& priv->delegated_from
&& priv->delegated_from_lbl);
}
/* Callback used when the start or end date widgets change. We check that the
* start date < end date and we set the "all day task" button as appropriate.
*/
static void
date_changed_cb (EDateEdit *dedit, gpointer data)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
CompEditorPageDates dates;
struct icaltimetype completed_tt = icaltime_null_time();
gboolean date_set;
tdpage = TASK_DETAILS_PAGE (data);
priv = tdpage->priv;
if (priv->updating)
return;
date_set = e_date_edit_get_date (E_DATE_EDIT (priv->completed_date),
&completed_tt.year,
&completed_tt.month,
&completed_tt.day);
e_date_edit_get_time_of_day (E_DATE_EDIT (priv->completed_date),
&completed_tt.hour,
&completed_tt.minute);
if (!date_set)
completed_tt = icaltime_null_time ();
dates.start = NULL;
dates.end = NULL;
dates.due = NULL;
dates.complete = &completed_tt;
/* Notify upstream */
comp_editor_page_notify_dates_changed (COMP_EDITOR_PAGE (tdpage), &dates);
}
/* This is called when any field is changed; it notifies upstream. */
static void
field_changed_cb (GtkWidget *widget, gpointer data)
{
TaskDetailsPage *tdpage;
TaskDetailsPagePrivate *priv;
tdpage = TASK_DETAILS_PAGE (data);
priv = tdpage->priv;
if (!priv->updating)
comp_editor_page_notify_changed (COMP_EDITOR_PAGE (tdpage));
}
/* Hooks the widget signals */
static void
init_widgets (TaskDetailsPage *tdpage)
{
TaskDetailsPagePrivate *priv;
priv = tdpage->priv;
/* Make sure the EDateEdit widgets use our timezones to get the
current time. */
e_date_edit_set_get_time_callback (E_DATE_EDIT (priv->completed_date),
(EDateEditGetTimeCallback) comp_editor_get_current_time,
tdpage, NULL);
/* Completed Date */
gtk_signal_connect (GTK_OBJECT (priv->completed_date), "changed",
GTK_SIGNAL_FUNC (date_changed_cb), tdpage);
/* URL */
gtk_signal_connect (GTK_OBJECT (priv->url), "changed",
GTK_SIGNAL_FUNC (field_changed_cb), tdpage);
/* Delegation */
gtk_signal_connect (GTK_OBJECT (priv->organizer), "changed",
GTK_SIGNAL_FUNC (field_changed_cb), tdpage);
gtk_signal_connect (GTK_OBJECT (priv->delegated_to), "changed",
GTK_SIGNAL_FUNC (field_changed_cb), tdpage);
}
/**
* task_details_page_construct:
* @tdpage: An task details page.
*
* Constructs an task page by loading its Glade data.
*
* Return value: The same object as @tdpage, or NULL if the widgets could not
* be created.
**/
TaskDetailsPage *
task_details_page_construct (TaskDetailsPage *tdpage)
{
TaskDetailsPagePrivate *priv;
priv = tdpage->priv;
priv->xml = glade_xml_new (EVOLUTION_GLADEDIR
"/task-details-page.glade", NULL);
if (!priv->xml) {
g_message ("task_details_page_construct(): "
"Could not load the Glade XML file!");
return NULL;
}
if (!get_widgets (tdpage)) {
g_message ("task_details_page_construct(): "
"Could not find all widgets in the XML file!");
return NULL;
}
init_widgets (tdpage);
return tdpage;
}
/**
* task_details_page_new:
*
* Creates a new task details page.
*
* Return value: A newly-created task details page, or NULL if the page could
* not be created.
**/
TaskDetailsPage *
task_details_page_new (void)
{
TaskDetailsPage *tdpage;
tdpage = gtk_type_new (TYPE_TASK_DETAILS_PAGE);
if (!task_details_page_construct (tdpage)) {
gtk_object_unref (GTK_OBJECT (tdpage));
return NULL;
}
return tdpage;
}
void
task_details_page_show_delegation (TaskDetailsPage *tdpage, gboolean show)
{
TaskDetailsPagePrivate *priv;
priv = tdpage->priv;
if (show) {
gtk_widget_show (priv->organizer);
gtk_widget_show (priv->organizer_lbl);
gtk_widget_show (priv->delegated_to);
gtk_widget_show (priv->delegated_to_lbl);
gtk_widget_show (priv->delegated_from);
gtk_widget_show (priv->delegated_from_lbl);
comp_editor_page_notify_needs_send (COMP_EDITOR_PAGE (tdpage));
} else {
gtk_widget_hide (priv->organizer);
gtk_widget_hide (priv->organizer_lbl);
gtk_widget_hide (priv->delegated_to);
gtk_widget_hide (priv->delegated_to_lbl);
gtk_widget_hide (priv->delegated_from);
gtk_widget_hide (priv->delegated_from_lbl);
}
}
GtkWidget *task_details_page_create_date_edit (void);
GtkWidget *
task_details_page_create_date_edit (void)
{
GtkWidget *dedit;
dedit = comp_editor_new_date_edit (TRUE, TRUE);
e_date_edit_set_allow_no_date_set (E_DATE_EDIT (dedit), TRUE);
return dedit;
}
