path: root/calendar/gui/dialogs/alarm-dialog.c

/*
 * 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>
 *      Hans Petter Jansson <hpj@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <libebook/libebook.h>

#include <libical/icalattach.h>

#include "../calendar-config.h"
#include "comp-editor-util.h"
#include "alarm-dialog.h"

typedef struct {
    GtkBuilder *builder;

    /* The alarm  */
    ECalComponentAlarm *alarm;

    /* The client */
    ECalClient *cal_client;

    EClientCache *client_cache;

    /* Toplevel */
    GtkWidget *toplevel;

    GtkWidget *action_combo;
    GtkWidget *interval_value;
    GtkWidget *value_units_combo;
    GtkWidget *relative_combo;
    GtkWidget *time_combo;

    /* Alarm repeat widgets */
    GtkWidget *repeat_toggle;
    GtkWidget *repeat_group;
    GtkWidget *repeat_quantity;
    GtkWidget *repeat_value;
    GtkWidget *repeat_unit_combo;

    GtkWidget *option_notebook;

    /* Display alarm widgets */
    GtkWidget *dalarm_group;
    GtkWidget *dalarm_message;
    GtkWidget *dalarm_description;

    /* Audio alarm widgets */
    GtkWidget *aalarm_group;
    GtkWidget *aalarm_sound;
    GtkWidget *aalarm_file_chooser;

    /* Mail alarm widgets */
    const gchar *email;
    GtkWidget *malarm_group;
    GtkWidget *malarm_address_group;
    GtkWidget *malarm_addresses;
    GtkWidget *malarm_addressbook;
    GtkWidget *malarm_message;
    GtkWidget *malarm_description;

    /* Procedure alarm widgets */
    GtkWidget *palarm_group;
    GtkWidget *palarm_program;
    GtkWidget *palarm_args;

    /* Addressbook name selector */
    ENameSelector *name_selector;
} Dialog;

static const gchar *section_name = "Send To";

/* "relative" types */
enum {
    BEFORE,
    AFTER
};

/* Time units */
enum {
    MINUTES,
    HOURS,
    DAYS
};

/* Combo box maps */
static const gint action_map[] = {
    E_CAL_COMPONENT_ALARM_DISPLAY,
    E_CAL_COMPONENT_ALARM_AUDIO,
    E_CAL_COMPONENT_ALARM_PROCEDURE,
    E_CAL_COMPONENT_ALARM_EMAIL,
    -1
};

static const gchar *action_map_cap[] = {
    CAL_STATIC_CAPABILITY_NO_DISPLAY_ALARMS,
    CAL_STATIC_CAPABILITY_NO_AUDIO_ALARMS,
    CAL_STATIC_CAPABILITY_NO_PROCEDURE_ALARMS,
    CAL_STATIC_CAPABILITY_NO_EMAIL_ALARMS
};

static const gint value_map[] = {
    MINUTES,
    HOURS,
    DAYS,
    -1
};

static const gint relative_map[] = {
    BEFORE,
    AFTER,
    -1
};

static const gint time_map[] = {
    E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_START,
    E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_END,
    -1
};

enum duration_units {
    DUR_MINUTES,
    DUR_HOURS,
    DUR_DAYS
};

static const gint duration_units_map[] = {
    DUR_MINUTES,
    DUR_HOURS,
    DUR_DAYS,
    -1
};

static void populate_widgets_from_alarm (Dialog *dialog);
static void action_changed_cb (GtkWidget *action_combo, gpointer data);

/* Fills the widgets with default values */
static void
clear_widgets (Dialog *dialog)
{
    /* Sane defaults */
    e_dialog_combo_box_set (dialog->action_combo, E_CAL_COMPONENT_ALARM_DISPLAY, action_map);
    gtk_spin_button_set_value (
        GTK_SPIN_BUTTON (dialog->interval_value), 15);
    e_dialog_combo_box_set (dialog->value_units_combo, MINUTES, value_map);
    e_dialog_combo_box_set (dialog->relative_combo, BEFORE, relative_map);
    e_dialog_combo_box_set (dialog->time_combo, E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_START, time_map);

    gtk_widget_set_sensitive (dialog->repeat_group, FALSE);
    gtk_widget_set_sensitive (dialog->dalarm_group, FALSE);
    gtk_widget_set_sensitive (dialog->aalarm_group, FALSE);
    gtk_widget_set_sensitive (dialog->malarm_group, FALSE);

    gtk_notebook_set_current_page (GTK_NOTEBOOK (dialog->option_notebook), 0);
}

static void
populate_relative_time_combobox_widget (GtkWidget *combobox,
                    ECalClient *cal_client,
                    const gint *map,
                    gint prop)
{
    GtkTreeModel *model;
    GtkTreeIter iter;
    gboolean valid;
    gboolean alarm_after_start;
    gint i;

    alarm_after_start = !e_client_check_capability (
            E_CLIENT (cal_client), CAL_STATIC_CAPABILITY_NO_ALARM_AFTER_START);
    model = gtk_combo_box_get_model (GTK_COMBO_BOX (combobox));
    valid = gtk_tree_model_get_iter_first (model, &iter);

    for (i = 0; valid && map[i] != -1; i++) {
        gtk_list_store_set (
                GTK_LIST_STORE (model),
                &iter,
                1,
                alarm_after_start ? TRUE : (map[i] == prop ? FALSE : TRUE),
                -1);
        valid = gtk_tree_model_iter_next (model, &iter);
    }
}

/* fill_widgets handler for the alarm page */
static void
alarm_to_dialog (Dialog *dialog)
{
    GtkTreeModel *model;
    GtkTreeIter iter;
    gboolean valid;
    gboolean repeat;
    ECalComponentAlarmAction action;
    gchar *email;
    gint i;

    /* Clean the page */
    clear_widgets (dialog);

    /* Alarm types */
    model = gtk_combo_box_get_model (GTK_COMBO_BOX (dialog->action_combo));
    valid = gtk_tree_model_get_iter_first (model, &iter);
    for (i = 0; valid && action_map[i] != -1; i++) {
        gtk_list_store_set (
            GTK_LIST_STORE (model), &iter,
            1, !e_client_check_capability (E_CLIENT (dialog->cal_client), action_map_cap[i]),
            -1);
        valid = gtk_tree_model_iter_next (model, &iter);
    }

    populate_relative_time_combobox_widget (dialog->relative_combo, dialog->cal_client, relative_map, AFTER);
    populate_relative_time_combobox_widget (
            dialog->time_combo, dialog->cal_client, time_map, E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_END);

    /*
     * If the client doesn't support set alarm description, disable the related widgets
     */
    if (e_client_check_capability (E_CLIENT (dialog->cal_client), CAL_STATIC_CAPABILITY_NO_ALARM_DESCRIPTION)) {
        gtk_widget_hide (dialog->dalarm_group);
        gtk_widget_hide (dialog->dalarm_message);
        gtk_widget_hide (dialog->dalarm_description);
    }

    /* Set a default address if possible */
    if (!e_client_check_capability (E_CLIENT (dialog->cal_client), CAL_STATIC_CAPABILITY_NO_EMAIL_ALARMS)
        && !e_cal_component_alarm_has_attendees (dialog->alarm)
        && e_client_get_backend_property_sync (E_CLIENT (dialog->cal_client), CAL_BACKEND_PROPERTY_ALARM_EMAIL_ADDRESS, &email, NULL, NULL)) {
        ECalComponentAttendee *a;
        GSList attendee_list;

        a = g_new0 (ECalComponentAttendee, 1);
        a->value = email;
        a->cutype = ICAL_CUTYPE_INDIVIDUAL;
        a->status = ICAL_PARTSTAT_NEEDSACTION;
        a->role = ICAL_ROLE_REQPARTICIPANT;
        attendee_list.data = a;
        attendee_list.next = NULL;
        e_cal_component_alarm_set_attendee_list (dialog->alarm, &attendee_list);
        g_free (email);
        g_free (a);
    }

    /* If we can repeat */
    repeat = !e_client_check_capability (E_CLIENT (dialog->cal_client), CAL_STATIC_CAPABILITY_NO_ALARM_REPEAT);
    gtk_widget_set_sensitive (dialog->repeat_toggle, repeat);

    /* if we are editing a exiting alarm */
    e_cal_component_alarm_get_action (dialog->alarm, &action);

    if (action)
        populate_widgets_from_alarm (dialog);
}

static void
alarm_to_repeat_widgets (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    ECalComponentAlarmRepeat repeat;

    e_cal_component_alarm_get_repeat (dialog->alarm, &repeat);

    if (repeat.repetitions) {
        gtk_toggle_button_set_active (
            GTK_TOGGLE_BUTTON (dialog->repeat_toggle), TRUE);
        gtk_spin_button_set_value (
            GTK_SPIN_BUTTON (dialog->repeat_quantity),
            repeat.repetitions);
    } else
        return;

    if (repeat.duration.minutes) {
        e_dialog_combo_box_set (dialog->repeat_unit_combo, DUR_MINUTES, duration_units_map);
        gtk_spin_button_set_value (
            GTK_SPIN_BUTTON (dialog->repeat_value),
            repeat.duration.minutes);
    }

    if (repeat.duration.hours) {
        e_dialog_combo_box_set (dialog->repeat_unit_combo, DUR_HOURS, duration_units_map);
        gtk_spin_button_set_value (
            GTK_SPIN_BUTTON (dialog->repeat_value),
            repeat.duration.hours);
    }

    if (repeat.duration.days) {
        e_dialog_combo_box_set (dialog->repeat_unit_combo, DUR_DAYS, duration_units_map);
        gtk_spin_button_set_value (
            GTK_SPIN_BUTTON (dialog->repeat_value),
            repeat.duration.days);
    }
}

static void
repeat_widgets_to_alarm (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    ECalComponentAlarmRepeat repeat;

    if (!gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->repeat_toggle))) {
        repeat.repetitions = 0;

        e_cal_component_alarm_set_repeat (alarm, repeat);
        return;
    }

    repeat.repetitions = gtk_spin_button_get_value_as_int (
        GTK_SPIN_BUTTON (dialog->repeat_quantity));

    memset (&repeat.duration, 0, sizeof (repeat.duration));
    switch (e_dialog_combo_box_get (dialog->repeat_unit_combo, duration_units_map)) {
    case DUR_MINUTES:
        repeat.duration.minutes = gtk_spin_button_get_value_as_int (
            GTK_SPIN_BUTTON (dialog->repeat_value));
        break;

    case DUR_HOURS:
        repeat.duration.hours = gtk_spin_button_get_value_as_int (
            GTK_SPIN_BUTTON (dialog->repeat_value));
        break;

    case DUR_DAYS:
        repeat.duration.days = gtk_spin_button_get_value_as_int (
            GTK_SPIN_BUTTON (dialog->repeat_value));
        break;

    default:
        g_return_if_reached ();
    }

    e_cal_component_alarm_set_repeat (alarm, repeat);

}

/* Fills the audio alarm data with the values from the widgets */
static void
aalarm_widgets_to_alarm (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    gchar *url;
    icalattach *attach;

    if (!gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->aalarm_sound)))
        return;

    url = gtk_file_chooser_get_uri (
        GTK_FILE_CHOOSER (dialog->aalarm_file_chooser));
    attach = icalattach_new_from_url (url ? url : "");
    g_free (url);

    e_cal_component_alarm_set_attach (alarm, attach);
    icalattach_unref (attach);
}

/* Fills the widgets with audio alarm data */
static void
alarm_to_aalarm_widgets (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    const gchar *url;
    icalattach *attach;

    e_cal_component_alarm_get_attach (alarm, (&attach));
    url = icalattach_get_url (attach);
    icalattach_unref (attach);

    if (!(url && *url))
        return;

    gtk_toggle_button_set_active (
        GTK_TOGGLE_BUTTON (dialog->aalarm_sound), TRUE);
    gtk_file_chooser_set_uri (
        GTK_FILE_CHOOSER (dialog->aalarm_file_chooser), url);
}

/* Fills the widgets with display alarm data */
static void
alarm_to_dalarm_widgets (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    ECalComponentText description;
    GtkTextBuffer *text_buffer;

    e_cal_component_alarm_get_description (alarm, &description);

    if (description.value) {
        gtk_toggle_button_set_active (
            GTK_TOGGLE_BUTTON (dialog->dalarm_message), TRUE);
        text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dialog->dalarm_description));
        gtk_text_buffer_set_text (text_buffer, description.value, -1);
    }
}

/* Fills the display alarm data with the values from the widgets */
static void
dalarm_widgets_to_alarm (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    gchar *str;
    ECalComponentText description;
    GtkTextBuffer *text_buffer;
    GtkTextIter text_iter_start, text_iter_end;
    icalcomponent *icalcomp;
    icalproperty *icalprop;

    if (!gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->dalarm_message)))
        return;

    text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dialog->dalarm_description));
    gtk_text_buffer_get_start_iter (text_buffer, &text_iter_start);
    gtk_text_buffer_get_end_iter   (text_buffer, &text_iter_end);
    str = gtk_text_buffer_get_text (text_buffer, &text_iter_start, &text_iter_end, FALSE);

    description.value = str;
    description.altrep = NULL;

    e_cal_component_alarm_set_description (alarm, &description);
    g_free (str);

    /* remove the X-EVOLUTION-NEEDS-DESCRIPTION property, so that
     * we don't re-set the alarm's description */
    icalcomp = e_cal_component_alarm_get_icalcomponent (alarm);
    icalprop = icalcomponent_get_first_property (icalcomp, ICAL_X_PROPERTY);
    while (icalprop) {
        const gchar *x_name;

        x_name = icalproperty_get_x_name (icalprop);
        if (!strcmp (x_name, "X-EVOLUTION-NEEDS-DESCRIPTION")) {
            icalcomponent_remove_property (icalcomp, icalprop);
            break;
        }

        icalprop = icalcomponent_get_next_property (icalcomp, ICAL_X_PROPERTY);
    }
}

/* Fills the mail alarm data with the values from the widgets */
static void
malarm_widgets_to_alarm (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    gchar *str;
    ECalComponentText description;
    GSList *attendee_list = NULL;
    GtkTextBuffer *text_buffer;
    GtkTextIter text_iter_start, text_iter_end;
    ENameSelectorModel *name_selector_model;
    EDestinationStore *destination_store;
    GList *destinations;
    icalcomponent *icalcomp;
    icalproperty *icalprop;
    GList *l;

    /* Attendees */
    name_selector_model = e_name_selector_peek_model (dialog->name_selector);
    e_name_selector_model_peek_section (name_selector_model, section_name, NULL, &destination_store);
    destinations = e_destination_store_list_destinations (destination_store);

    for (l = destinations; l; l = g_list_next (l)) {
        EDestination *dest;
        ECalComponentAttendee *a;

        dest = l->data;

        a = g_new0 (ECalComponentAttendee, 1);
        a->value = e_destination_get_email (dest);
        a->cn = e_destination_get_name (dest);
        a->cutype = ICAL_CUTYPE_INDIVIDUAL;
        a->status = ICAL_PARTSTAT_NEEDSACTION;
        a->role = ICAL_ROLE_REQPARTICIPANT;

        attendee_list = g_slist_append (attendee_list, a);
    }

    e_cal_component_alarm_set_attendee_list (alarm, attendee_list);

    e_cal_component_free_attendee_list (attendee_list);
    g_list_free (destinations);

    if (!gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->malarm_message)))
        return;

    /* Description */
    text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dialog->malarm_description));
    gtk_text_buffer_get_start_iter (text_buffer, &text_iter_start);
    gtk_text_buffer_get_end_iter   (text_buffer, &text_iter_end);
    str = gtk_text_buffer_get_text (text_buffer, &text_iter_start, &text_iter_end, FALSE);

    description.value = str;
    description.altrep = NULL;

    e_cal_component_alarm_set_description (alarm, &description);
    g_free (str);

    /* remove the X-EVOLUTION-NEEDS-DESCRIPTION property, so that
     * we don't re-set the alarm's description */
    icalcomp = e_cal_component_alarm_get_icalcomponent (alarm);
    icalprop = icalcomponent_get_first_property (icalcomp, ICAL_X_PROPERTY);
    while (icalprop) {
        const gchar *x_name;

        x_name = icalproperty_get_x_name (icalprop);
        if (!strcmp (x_name, "X-EVOLUTION-NEEDS-DESCRIPTION")) {
            icalcomponent_remove_property (icalcomp, icalprop);
            break;
        }

        icalprop = icalcomponent_get_next_property (icalcomp, ICAL_X_PROPERTY);
    }
}

/* Fills the widgets from mail alarm data */
static void
alarm_to_malarm_widgets (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    ENameSelectorModel *name_selector_model;
    EDestinationStore *destination_store;
    ECalComponentText description;
    GtkTextBuffer *text_buffer;
    GSList *attendee_list, *l;
    gint len;

    /* Attendees */
    name_selector_model = e_name_selector_peek_model (dialog->name_selector);
    e_name_selector_model_peek_section (name_selector_model, section_name, NULL, &destination_store);

    e_cal_component_alarm_get_attendee_list (alarm, &attendee_list);
    len = g_slist_length (attendee_list);
    if (len > 0) {
    for (l = attendee_list; l; l = g_slist_next (l)) {
        ECalComponentAttendee *a = l->data;
        EDestination *dest;

        dest = e_destination_new ();
        if (a->cn != NULL && *a->cn)
        e_destination_set_name (dest, a->cn);
        if (a->value != NULL && *a->value) {
                if (!strncasecmp (a->value, "MAILTO:", 7))
            e_destination_set_email (dest, a->value + 7);
        else
            e_destination_set_email (dest, a->value);
        }
        e_destination_store_append_destination (destination_store, dest);
        g_object_unref (dest);
    }
    e_cal_component_free_attendee_list (attendee_list);
    }

    /* Description */
    e_cal_component_alarm_get_description (alarm, &description);
    if (description.value) {
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dialog->malarm_message), TRUE);
    text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dialog->malarm_description));
    gtk_text_buffer_set_text (text_buffer, description.value, -1);
    }
}

/* Fills the widgets from procedure alarm data */
static void
alarm_to_palarm_widgets (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    ECalComponentText description;
    GtkEntry *entry;
    const gchar *url;
    icalattach *attach;

    e_cal_component_alarm_get_attach (alarm, (&attach));
    url = icalattach_get_url (attach);
    icalattach_unref (attach);

    if (!(url && *url))
        return;

    entry = GTK_ENTRY (dialog->palarm_program);
    gtk_entry_set_text (entry, url);

    entry = GTK_ENTRY (dialog->palarm_args);
    e_cal_component_alarm_get_description (alarm, &description);
    gtk_entry_set_text (entry, description.value);
}

/* Fills the procedure alarm data with the values from the widgets */
static void
palarm_widgets_to_alarm (Dialog *dialog,
                         ECalComponentAlarm *alarm)
{
    icalattach *attach;
    ECalComponentText description;
    icalcomponent *icalcomp;
    icalproperty *icalprop;
    const gchar *text;

    text = gtk_entry_get_text (GTK_ENTRY (dialog->palarm_program));
    attach = icalattach_new_from_url ((text != NULL) ? text : "");

    e_cal_component_alarm_set_attach (alarm, attach);
    icalattach_unref (attach);

    text = gtk_entry_get_text (GTK_ENTRY (dialog->palarm_args));

    description.value = text;
    description.altrep = NULL;

    e_cal_component_alarm_set_description (alarm, &description);

    /* remove the X-EVOLUTION-NEEDS-DESCRIPTION property, so that
     * we don't re-set the alarm's description */
    icalcomp = e_cal_component_alarm_get_icalcomponent (alarm);
    icalprop = icalcomponent_get_first_property (icalcomp, ICAL_X_PROPERTY);
    while (icalprop) {
        const gchar *x_name;

        x_name = icalproperty_get_x_name (icalprop);
        if (!strcmp (x_name, "X-EVOLUTION-NEEDS-DESCRIPTION")) {
            icalcomponent_remove_property (icalcomp, icalprop);
            break;
        }

        icalprop = icalcomponent_get_next_property (icalcomp, ICAL_X_PROPERTY);
    }
}

static void
populate_widgets_from_alarm (Dialog *dialog)
{
    ECalComponentAlarmTrigger *trigger;
    ECalComponentAlarmAction *action;

    action = g_new0 (ECalComponentAlarmAction, 1);
    e_cal_component_alarm_get_action (dialog->alarm, action);
    g_return_if_fail (action != NULL);

    trigger = g_new0 (ECalComponentAlarmTrigger, 1);
    e_cal_component_alarm_get_trigger (dialog->alarm, trigger);
    g_return_if_fail (trigger != NULL);

    if (*action == E_CAL_COMPONENT_ALARM_NONE)
        return;

    gtk_window_set_title (GTK_WINDOW (dialog->toplevel),_("Edit Reminder"));

    /* Alarm Types */
    switch (trigger->type) {
    case E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_START:
        e_dialog_combo_box_set (dialog->time_combo, E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_START, time_map);
        break;

    case E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_END:
        e_dialog_combo_box_set (dialog->time_combo, E_CAL_COMPONENT_ALARM_TRIGGER_RELATIVE_END, time_map);
        break;
    default:
        g_warning ("%s: Unexpected alarm type (%d)", G_STRLOC, trigger->type);
    }

    switch (trigger->u.rel_duration.is_neg) {
    case 1:
        e_dialog_combo_box_set (dialog->relative_combo, BEFORE, relative_map);
        break;

    case 0:
        e_dialog_combo_box_set (dialog->relative_combo, AFTER, relative_map);
        break;
    }

    if (trigger->u.rel_duration.days) {
        e_dialog_combo_box_set (dialog->value_units_combo, DAYS, value_map);
        gtk_spin_button_set_value (
            GTK_SPIN_BUTTON (dialog->interval_value),
            trigger->u.rel_duration.days);
    } else if (trigger->u.rel_duration.hours) {
        e_dialog_combo_box_set (dialog->value_units_combo, HOURS, value_map);
        gtk_spin_button_set_value (
            GTK_SPIN_BUTTON (dialog->interval_value),
            trigger->u.rel_duration.hours);
    } else if (trigger->u.rel_duration.minutes) {
        e_dialog_combo_box_set (dialog->value_units_combo, MINUTES, value_map);
        gtk_spin_button_set_value (
            GTK_SPIN_BUTTON (dialog->interval_value),
            trigger->u.rel_duration.minutes);
    } else {
        e_dialog_combo_box_set (dialog->value_units_combo, MINUTES, value_map);
        gtk_spin_button_set_value (
            GTK_SPIN_BUTTON (dialog->interval_value), 0);
    }

    /* Repeat options */
    alarm_to_repeat_widgets (dialog, dialog->alarm);

    /* Alarm options */
    e_dialog_combo_box_set (dialog->action_combo, *action, action_map);
    action_changed_cb (dialog->action_combo, dialog);

    switch (*action) {
    case E_CAL_COMPONENT_ALARM_AUDIO:
        alarm_to_aalarm_widgets (dialog, dialog->alarm);
        break;

    case E_CAL_COMPONENT_ALARM_DISPLAY:
        alarm_to_dalarm_widgets (dialog, dialog->alarm);
        break;

    case E_CAL_COMPONENT_ALARM_EMAIL:
        alarm_to_malarm_widgets (dialog, dialog->alarm);
        break;

    case E_CAL_COMPONENT_ALARM_PROCEDURE:
        alarm_to_palarm_widgets (dialog, dialog->alarm);
        break;
    default:
        g_warning ("%s: Unexpected alarm action (%d)", G_STRLOC, *action);
    }
}

/* fill_component handler for the alarm page */
static void
dialog_to_alarm (Dialog *dialog)
{
    ECalComponentAlarmTrigger trigger;
    ECalComponentAlarmAction action;

    /* Fill out the alarm */
    memset (&trigger, 0, sizeof (ECalComponentAlarmTrigger));
    trigger.type = e_dialog_combo_box_get (dialog->time_combo, time_map);
    if (e_dialog_combo_box_get (dialog->relative_combo, relative_map) == BEFORE)
        trigger.u.rel_duration.is_neg = 1;
    else
        trigger.u.rel_duration.is_neg = 0;

    switch (e_dialog_combo_box_get (dialog->value_units_combo, value_map)) {
    case MINUTES:
        trigger.u.rel_duration.minutes =
            gtk_spin_button_get_value_as_int (
            GTK_SPIN_BUTTON (dialog->interval_value));
        break;

    case HOURS:
        trigger.u.rel_duration.hours =
            gtk_spin_button_get_value_as_int (
            GTK_SPIN_BUTTON (dialog->interval_value));
        break;

    case DAYS:
        trigger.u.rel_duration.days =
            gtk_spin_button_get_value_as_int (
            GTK_SPIN_BUTTON (dialog->interval_value));
        break;

    default:
        g_return_if_reached ();
    }
    e_cal_component_alarm_set_trigger (dialog->alarm, trigger);

    action = e_dialog_combo_box_get (dialog->action_combo, action_map);
    e_cal_component_alarm_set_action (dialog->alarm, action);

    /* Repeat stuff */
    repeat_widgets_to_alarm (dialog, dialog->alarm);

    /* Options */
    switch (action) {
    case E_CAL_COMPONENT_ALARM_NONE:
        g_return_if_reached ();
        break;

    case E_CAL_COMPONENT_ALARM_AUDIO:
        aalarm_widgets_to_alarm (dialog, dialog->alarm);
        break;

    case E_CAL_COMPONENT_ALARM_DISPLAY:
        dalarm_widgets_to_alarm (dialog, dialog->alarm);
        break;

    case E_CAL_COMPONENT_ALARM_EMAIL:
        malarm_widgets_to_alarm (dialog, dialog->alarm);
        break;

    case E_CAL_COMPONENT_ALARM_PROCEDURE:
        palarm_widgets_to_alarm (dialog, dialog->alarm);
        break;

    case E_CAL_COMPONENT_ALARM_UNKNOWN:
        break;

    default:
        g_return_if_reached ();
    }
}

static void
build_combobox_widget (GtkWidget *combobox,
               const gchar *actions[])
{
    GtkComboBox *combo = GTK_COMBO_BOX (combobox);
    GtkCellRenderer *cell;
    GtkListStore *store;
    gint i;

    g_return_val_if_fail (combo != NULL, FALSE);
    g_return_val_if_fail (GTK_IS_COMBO_BOX (combo), FALSE);

    store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_BOOLEAN);
    gtk_combo_box_set_model (combo, GTK_TREE_MODEL (store));
    g_object_unref (store);

    gtk_cell_layout_clear (GTK_CELL_LAYOUT (combo));

    cell = gtk_cell_renderer_text_new ();
    gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), cell, TRUE);
    gtk_cell_layout_set_attributes (
        GTK_CELL_LAYOUT (combo), cell,
        "text", 0,
        "sensitive", 1,
        NULL);

    for (i = 0; actions[i] != NULL; i++) {
        GtkTreeIter iter;

        gtk_list_store_append (store, &iter);
        gtk_list_store_set (
            store, &iter,
            0, _(actions[i]),
            1, TRUE,
            -1);
    }
}

/* Gets the widgets from the XML file and returns TRUE if they are all available. */
static gboolean
get_widgets (Dialog *dialog)
{
    dialog->toplevel = e_builder_get_widget (dialog->builder, "alarm-dialog");
    if (!dialog->toplevel)
        return FALSE;

    dialog->action_combo = e_builder_get_widget (dialog->builder, "action-combobox");
    dialog->interval_value = e_builder_get_widget (dialog->builder, "interval-value");
    dialog->value_units_combo = e_builder_get_widget (dialog->builder, "value-units-combobox");
    dialog->relative_combo = e_builder_get_widget (dialog->builder, "relative-combobox");
    dialog->time_combo = e_builder_get_widget (dialog->builder, "time-combobox");

    dialog->repeat_toggle = e_builder_get_widget (dialog->builder, "repeat-toggle");
    dialog->repeat_group = e_builder_get_widget (dialog->builder, "repeat-group");
    dialog->repeat_quantity = e_builder_get_widget (dialog->builder, "repeat-quantity");
    dialog->repeat_value = e_builder_get_widget (dialog->builder, "repeat-value");
    dialog->repeat_unit_combo = e_builder_get_widget (dialog->builder, "repeat-unit-combobox");

    dialog->option_notebook = e_builder_get_widget (dialog->builder, "option-notebook");

    dialog->dalarm_group = e_builder_get_widget (dialog->builder, "dalarm-group");
    dialog->dalarm_message = e_builder_get_widget (dialog->builder, "dalarm-message");
    dialog->dalarm_description = e_builder_get_widget (dialog->builder, "dalarm-description");

    dialog->aalarm_group = e_builder_get_widget (dialog->builder, "aalarm-group");
    dialog->aalarm_sound = e_builder_get_widget (dialog->builder, "aalarm-sound");
    dialog->aalarm_file_chooser = e_builder_get_widget (dialog->builder, "aalarm-file-chooser");

    dialog->malarm_group = e_builder_get_widget (dialog->builder, "malarm-group");
    dialog->malarm_address_group = e_builder_get_widget (dialog->builder, "malarm-address-group");
    dialog->malarm_addressbook = e_builder_get_widget (dialog->builder, "malarm-addressbook");
    dialog->malarm_message = e_builder_get_widget (dialog->builder, "malarm-message");
    dialog->malarm_description = e_builder_get_widget (dialog->builder, "malarm-description");

    dialog->palarm_group = e_builder_get_widget (dialog->builder, "palarm-group");
    dialog->palarm_program = e_builder_get_widget (dialog->builder, "palarm-program");
    dialog->palarm_args = e_builder_get_widget (dialog->builder, "palarm-args");

    if (dialog->action_combo) {
        const gchar *actions[] = {
            N_("Pop up an alert"),
            N_("Play a sound"),
            N_("Run a program"),
            N_("Send an email"),
            NULL
        };

        build_combobox_widget (dialog->action_combo, actions);
    }

    if (dialog->relative_combo) {
        const gchar *actions[] = {
            N_("before"),
            N_("after"),
            NULL
        };

        build_combobox_widget (dialog->relative_combo, actions);
    }

    if (dialog->time_combo) {
        const gchar *actions[] = {
            N_("start of appointment"),
            N_("end of appointment"),
            NULL
        };

        build_combobox_widget (dialog->time_combo, actions);
    }

    return (dialog->action_combo
        && dialog->interval_value
        && dialog->value_units_combo
        && dialog->relative_combo
        && dialog->time_combo
        && dialog->repeat_toggle
        && dialog->repeat_group
        && dialog->repeat_quantity
        && dialog->repeat_value
        && dialog->repeat_unit_combo
        && dialog->option_notebook
        && dialog->dalarm_group
        && dialog->dalarm_message
        && dialog->dalarm_description
        && dialog->aalarm_group
        && dialog->aalarm_sound
        && dialog->aalarm_file_chooser
        && dialog->malarm_group
        && dialog->malarm_address_group
        && dialog->malarm_addressbook
        && dialog->malarm_message
        && dialog->malarm_description
        && dialog->palarm_group
        && dialog->palarm_program
        && dialog->palarm_args);
}

static void
addressbook_clicked_cb (GtkWidget *widget,
                        Dialog *dialog)
{
    e_name_selector_show_dialog (dialog->name_selector, dialog->toplevel);
}

static void
addressbook_response_cb (GtkWidget *widget,
                         gint response,
                         gpointer data)
{
    Dialog *dialog = data;
    ENameSelectorDialog *name_selector_dialog;

    name_selector_dialog = e_name_selector_peek_dialog (dialog->name_selector);
    gtk_widget_hide (GTK_WIDGET (name_selector_dialog));
}

static gboolean
setup_select_names (Dialog *dialog)
{
    ENameSelectorModel *name_selector_model;
    ENameSelectorDialog *name_selector_dialog;

    dialog->name_selector = e_name_selector_new (dialog->client_cache);
    e_name_selector_load_books (dialog->name_selector);
    name_selector_model = e_name_selector_peek_model (dialog->name_selector);

    e_name_selector_model_add_section (name_selector_model, section_name, section_name, NULL);

    dialog->malarm_addresses =
        GTK_WIDGET (e_name_selector_peek_section_entry (dialog->name_selector, section_name));
    gtk_widget_show (dialog->malarm_addresses);
    gtk_box_pack_end (GTK_BOX (dialog->malarm_address_group), dialog->malarm_addresses, TRUE, TRUE, 0);

    g_signal_connect (
        dialog->malarm_addressbook, "clicked",
        G_CALLBACK (addressbook_clicked_cb), dialog);

    name_selector_dialog = e_name_selector_peek_dialog (dialog->name_selector);
    g_signal_connect (
        name_selector_dialog, "response",
        G_CALLBACK (addressbook_response_cb), dialog);

    return TRUE;
}

/* Callback used when the repeat toggle button is toggled.  We sensitize the
 * repeat group options as appropriate.
 */
static void
repeat_toggle_toggled_cb (GtkToggleButton *toggle,
                          gpointer data)
{
    Dialog *dialog = data;
    gboolean active;

    active = gtk_toggle_button_get_active (toggle);

    gtk_widget_set_sensitive (dialog->repeat_group, active);
}

static void
check_custom_sound (Dialog *dialog)
{
    gchar *str, *dir;
    gboolean sens;

    str = gtk_file_chooser_get_filename (
        GTK_FILE_CHOOSER (dialog->aalarm_file_chooser));

    if (str && *str) {
        dir = g_path_get_dirname (str);
        if (dir && *dir) {
            calendar_config_set_dir_path (dir);
        }
    }

    sens = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->aalarm_sound)) ? str && *str : TRUE;
    gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog->toplevel), GTK_RESPONSE_OK, sens);

    g_free (str);
}

static void
aalarm_sound_toggled_cb (GtkToggleButton *toggle,
                         gpointer data)
{
    Dialog *dialog = data;
    gboolean active;

    active = gtk_toggle_button_get_active (toggle);

    gtk_widget_set_sensitive (dialog->aalarm_group, active);
    check_custom_sound (dialog);
}

static void
aalarm_attach_changed_cb (GtkWidget *widget,
                          gpointer data)
{
    Dialog *dialog = data;

    check_custom_sound (dialog);
}

static void
check_custom_message (Dialog *dialog)
{
    gchar *str;
    GtkTextBuffer *text_buffer;
    GtkTextIter text_iter_start, text_iter_end;
    gboolean sens;

    text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dialog->dalarm_description));
    gtk_text_buffer_get_start_iter (text_buffer, &text_iter_start);
    gtk_text_buffer_get_end_iter   (text_buffer, &text_iter_end);
    str = gtk_text_buffer_get_text (text_buffer, &text_iter_start, &text_iter_end, FALSE);

    sens = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->dalarm_message)) ? str && *str : TRUE;
    gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog->toplevel), GTK_RESPONSE_OK, sens);

    g_free (str);
}

static void
dalarm_message_toggled_cb (GtkToggleButton *toggle,
                           gpointer data)
{
    Dialog *dialog = data;
    gboolean active;

    active = gtk_toggle_button_get_active (toggle);

    gtk_widget_set_sensitive (dialog->dalarm_group, active);
    check_custom_message (dialog);
}

static void
dalarm_description_changed_cb (GtkWidget *widget,
                               gpointer data)
{
    Dialog *dialog = data;

    check_custom_message (dialog);
}

static void
check_custom_program (Dialog *dialog)
{
    GtkEntry *entry;
    const gchar *text;
    gboolean sensitive;

    entry = GTK_ENTRY (dialog->palarm_program);
    text = gtk_entry_get_text (entry);
    sensitive = (text != NULL && *text != '\0');

    gtk_dialog_set_response_sensitive (
        GTK_DIALOG (dialog->toplevel),
        GTK_RESPONSE_OK, sensitive);
}

static void
palarm_program_changed_cb (GtkWidget *widget,
                           gpointer data)
{
    Dialog *dialog = data;

    check_custom_program (dialog);
}

static void
check_custom_email (Dialog *dialog)
{
    gchar *str;
    GtkTextBuffer *text_buffer;
    GtkTextIter text_iter_start, text_iter_end;
    ENameSelectorModel *name_selector_model;
    EDestinationStore *destination_store;
    GList *destinations;
    gboolean sens;

    name_selector_model = e_name_selector_peek_model (dialog->name_selector);
    e_name_selector_model_peek_section (name_selector_model, section_name, NULL, &destination_store);
    destinations = e_destination_store_list_destinations (destination_store);

    text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dialog->malarm_description));
    gtk_text_buffer_get_start_iter (text_buffer, &text_iter_start);
    gtk_text_buffer_get_end_iter   (text_buffer, &text_iter_end);
    str = gtk_text_buffer_get_text (text_buffer, &text_iter_start, &text_iter_end, FALSE);

    sens = (destinations != NULL) && (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (dialog->malarm_message)) ? str && *str : TRUE);
    gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog->toplevel), GTK_RESPONSE_OK, sens);

    g_list_free (destinations);
}

static void
malarm_addresses_changed_cb (GtkWidget *editable,
                             gpointer data)
{
    Dialog *dialog = data;

    check_custom_email (dialog);
}

static void
malarm_message_toggled_cb (GtkToggleButton *toggle,
                           gpointer data)
{
    Dialog *dialog = data;
    gboolean active;

    active = gtk_toggle_button_get_active (toggle);

    gtk_widget_set_sensitive (dialog->malarm_group, active);
    check_custom_email (dialog);
}

static void
malarm_description_changed_cb (GtkWidget *widget,
                               gpointer data)
{
    Dialog *dialog = data;

    check_custom_email (dialog);
}

static void
action_changed_cb (GtkWidget *action_combo,
                   gpointer data)
{
    Dialog *dialog = data;
    gchar *dir;
    ECalComponentAlarmAction action;
    gint page = 0, i;

    action = e_dialog_combo_box_get (dialog->action_combo, action_map);
    for (i = 0; action_map[i] != -1; i++) {
        if (action == action_map[i]) {
            page = i;
            break;
        }
    }

    gtk_notebook_set_current_page (
        GTK_NOTEBOOK (dialog->option_notebook), page);

    switch (action) {
    case E_CAL_COMPONENT_ALARM_AUDIO:
        dir = calendar_config_get_dir_path ();
        if (dir && *dir)
            gtk_file_chooser_set_current_folder (
                GTK_FILE_CHOOSER (dialog->aalarm_file_chooser),
                dir);
        g_free (dir);
        check_custom_sound (dialog);
        break;

    case E_CAL_COMPONENT_ALARM_DISPLAY:
        check_custom_message (dialog);
        break;

    case E_CAL_COMPONENT_ALARM_EMAIL:
        check_custom_email (dialog);
        break;

    case E_CAL_COMPONENT_ALARM_PROCEDURE:
        check_custom_program (dialog);
        break;
    default:
        g_return_if_reached ();
        return;
    }
}

/* Hooks the widget signals */
static void
init_widgets (Dialog *dialog)
{
    GtkTextBuffer *text_buffer;

    g_signal_connect (
        dialog->action_combo, "changed",
        G_CALLBACK (action_changed_cb), dialog);

    g_signal_connect (
        dialog->repeat_toggle, "toggled",
        G_CALLBACK (repeat_toggle_toggled_cb), dialog);

    /* Handle custom sounds */
    g_signal_connect (
        dialog->aalarm_sound, "toggled",
        G_CALLBACK (aalarm_sound_toggled_cb), dialog);
    g_signal_connect (
        dialog->aalarm_file_chooser, "selection-changed",
        G_CALLBACK (aalarm_attach_changed_cb), dialog);

    /* Handle custom messages */
    g_signal_connect (
        dialog->dalarm_message, "toggled",
        G_CALLBACK (dalarm_message_toggled_cb), dialog);
    text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dialog->dalarm_description));
    g_signal_connect (
        text_buffer, "changed",
        G_CALLBACK (dalarm_description_changed_cb), dialog);

    /* Handle program */
    g_signal_connect (
        dialog->palarm_program, "changed",
        G_CALLBACK (palarm_program_changed_cb), dialog);

    /* Handle custom email */
    g_signal_connect (
        dialog->malarm_message, "toggled",
        G_CALLBACK (malarm_message_toggled_cb), dialog);
    text_buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dialog->malarm_description));
    g_signal_connect (
        text_buffer, "changed",
        G_CALLBACK (malarm_description_changed_cb), dialog);

    g_signal_connect (
        dialog->malarm_addresses, "changed",
        G_CALLBACK (malarm_addresses_changed_cb), dialog);
}

gboolean
alarm_dialog_run (GtkWidget *parent,
                  EClientCache *client_cache,
                  ECalClient *cal_client,
                  ECalComponentAlarm *alarm)
{
    Dialog dialog;
    GtkWidget *container;
    gint response_id;

    g_return_val_if_fail (E_IS_CLIENT_CACHE (client_cache), FALSE);
    g_return_val_if_fail (alarm != NULL, FALSE);

    dialog.alarm = alarm;
    dialog.cal_client = cal_client;
    dialog.client_cache = client_cache;

    dialog.builder = gtk_builder_new ();
    e_load_ui_builder_definition (dialog.builder, "alarm-dialog.ui");

    if (!get_widgets (&dialog)) {
        g_object_unref (dialog.builder);
        return FALSE;
    }

    if (!setup_select_names (&dialog)) {
        g_object_unref (dialog.builder);
        return FALSE;
    }

    init_widgets (&dialog);

    alarm_to_dialog (&dialog);

    gtk_widget_ensure_style (dialog.toplevel);

    container = gtk_dialog_get_action_area (GTK_DIALOG (dialog.toplevel));
    gtk_container_set_border_width (GTK_CONTAINER (container), 12);

    container = gtk_dialog_get_content_area (GTK_DIALOG (dialog.toplevel));
    gtk_container_set_border_width (GTK_CONTAINER (container), 0);

    gtk_window_set_icon_name (
        GTK_WINDOW (dialog.toplevel), "x-office-calendar");

    gtk_window_set_transient_for (
        GTK_WINDOW (dialog.toplevel),
        GTK_WINDOW (parent));

    response_id = gtk_dialog_run (GTK_DIALOG (dialog.toplevel));

    if (response_id == GTK_RESPONSE_OK)
        dialog_to_alarm (&dialog);

    if (dialog.name_selector) {
        e_name_selector_cancel_loading (dialog.name_selector);
        g_object_unref (dialog.name_selector);
    }
    gtk_widget_destroy (dialog.toplevel);
    g_object_unref (dialog.builder);

    return response_id == GTK_RESPONSE_OK ? TRUE : FALSE;
}