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path: root/calendar/gui/e-cal-config.c
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/*
 * 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:
 *      David Trowbridge <trowbrds@cs.colorado.edu>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

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

#include <gtk/gtk.h>

#include "e-cal-config.h"

#define E_CAL_CONFIG_GET_PRIVATE(obj) \
    (G_TYPE_INSTANCE_GET_PRIVATE \
    ((obj), E_TYPE_CAL_CONFIG, ECalConfigPrivate))

struct _ECalConfigPrivate {
    guint source_changed_id;
};

G_DEFINE_TYPE (ECalConfig, e_cal_config, E_TYPE_CONFIG)

static void
ecp_target_free (EConfig *ec,
                 EConfigTarget *t)
{
    ECalConfigPrivate *p = E_CAL_CONFIG (ec)->priv;

    if (ec->target == t) {
        switch (t->type) {
        case EC_CONFIG_TARGET_SOURCE: {
            ECalConfigTargetSource *s = (ECalConfigTargetSource *) t;

            if (p->source_changed_id) {
                g_signal_handler_disconnect (
                    s->source, p->source_changed_id);
                p->source_changed_id = 0;
            }
            break; }
        case EC_CONFIG_TARGET_PREFS: {
            break; }
        }
    }

    switch (t->type) {
    case EC_CONFIG_TARGET_SOURCE: {
        ECalConfigTargetSource *s = (ECalConfigTargetSource *) t;
        if (s->source)
            g_object_unref (s->source);
        break; }
    case EC_CONFIG_TARGET_PREFS: {
        ECalConfigTargetPrefs *s = (ECalConfigTargetPrefs *) t;
        if (s->settings)
            g_object_unref (s->settings);
        break; }
    }

    ((EConfigClass *) e_cal_config_parent_class)->target_free (ec, t);
}

static void
ecp_source_changed (ESource *source,
                    EConfig *ec)
{
    e_config_target_changed (ec, E_CONFIG_TARGET_CHANGED_STATE);
}

static void
ecp_set_target (EConfig *ec,
                EConfigTarget *t)
{
    ECalConfigPrivate *p = E_CAL_CONFIG_GET_PRIVATE (ec);

    ((EConfigClass *) e_cal_config_parent_class)->set_target (ec, t);

    if (t) {
        switch (t->type) {
        case EC_CONFIG_TARGET_SOURCE: {
            ECalConfigTargetSource *s = (ECalConfigTargetSource *) t;

            p->source_changed_id = g_signal_connect (
                s->source, "changed",
                G_CALLBACK (ecp_source_changed), ec);
            break; }
        case EC_CONFIG_TARGET_PREFS: {
            /* ECalConfigTargetPrefs *s = (ECalConfigTargetPrefs *)t; */
            break; }
        }
    }
}

static void
e_cal_config_class_init (ECalConfigClass *class)
{
    EConfigClass *config_class;

    g_type_class_add_private (class, sizeof (ECalConfigPrivate));

    config_class = E_CONFIG_CLASS (class);
    config_class->set_target = ecp_set_target;
    config_class->target_free = ecp_target_free;
}

static void
e_cal_config_init (ECalConfig *cfg)
{
    cfg->priv = E_CAL_CONFIG_GET_PRIVATE (cfg);
}

ECalConfig *
e_cal_config_new (gint type,
                  const gchar *menuid)
{
    ECalConfig *ecp = g_object_new (e_cal_config_get_type (), NULL);
    e_config_construct (&ecp->config, type, menuid);
    return ecp;
}

ECalConfigTargetSource *
e_cal_config_target_new_source (ECalConfig *ecp,
                                ESource *source)
{
    ECalConfigTargetSource *t;

    t = e_config_target_new (
        &ecp->config, EC_CONFIG_TARGET_SOURCE, sizeof (*t));

    t->source = g_object_ref (source);

    return t;
}

ECalConfigTargetPrefs *
e_cal_config_target_new_prefs (ECalConfig *ecp)
{
    ECalConfigTargetPrefs *t;

    t = e_config_target_new (
        &ecp->config, EC_CONFIG_TARGET_PREFS, sizeof (*t));

    t->settings = g_settings_new ("org.gnome.evolution.calendar");

    return t;
}