settings_utils.c

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/*
 * File Name: settings_utils.c
 */

/*
 * This file is part of settings.
 *
 * settings 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.
 *
 * settings 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, see <http://www.gnu.org/licenses/>.
 */

/**
 * Copyright (C) 2008 iRex Technologies B.V.
 * All rights reserved.
 */

//----------------------------------------------------------------------------
// Include Files
//----------------------------------------------------------------------------

// system include files, between < >
#ifndef WIN32
#include <sys/time.h>
#endif
#include <time.h>
#include <string.h>
#include <stdlib.h>
#include <gconf/gconf-client.h>

// ereader include files, between < >

// local include files, between " "
#include "log.h"
#include "ipc.h"
#include "settings.h"
#include "settings_utils.h"


//----------------------------------------------------------------------------
// Type Declarations
//----------------------------------------------------------------------------


//----------------------------------------------------------------------------
// Global Constants
//----------------------------------------------------------------------------


//----------------------------------------------------------------------------
// Static Variables
//----------------------------------------------------------------------------

static GConfClient* client = NULL;


//============================================================================
// Local Function Definitions
//============================================================================


//============================================================================
// Functions Implementation
//============================================================================

GtkWidget* create_separator_widgets()
{
    GtkWidget* separator = gtk_event_box_new();
    gtk_widget_set_name(separator, "irex-settings-separator");
    gtk_widget_set_size_request(separator, -1, SETTINGS_SEPARATOR_HEIGHT);
    return separator;
}


void set_popup_window_style(GtkWindow* window)
{
    gtk_window_set_type_hint(window, GDK_WINDOW_TYPE_HINT_DIALOG);
    gtk_window_set_decorated(window, FALSE);
    gtk_widget_realize(GTK_WIDGET(window));
    gdk_window_set_decorations(GTK_WIDGET(window)->window, GDK_DECOR_BORDER);

    // Put the window in the center of its parent.
    gtk_window_set_position(window, GTK_WIN_POS_CENTER_ON_PARENT);
}


gboolean set_date_time(time_t t)
{
    LOGPRINTF("entry");
    gboolean ret = TRUE;
#ifndef WIN32
    // set system clock 
    struct timeval tv;
    memset(&tv, 0, sizeof(struct timeval));
    tv.tv_sec = t;
    ret = (0 == settimeofday(&tv, NULL));
    LOGPRINTF("returned %d", ret);

    // synchronise hardware clock
    system("/sbin/hwclock -w -u");
#endif
    return ret;
}


void gconf_initialize()
{
    if (client == NULL)
    {
        client = gconf_client_get_default();
    }
}

void gconf_finalize()
{
    if (client)
    {
        g_object_unref(client);
        client = NULL;
    }
}


int get_value_int(const char* key)
{
    return gconf_client_get_int(client, key, NULL);
}


gboolean set_value_int(const char* key, int new_value)
{
    return gconf_client_set_int(client, key, new_value, NULL);
}


gboolean get_value_bool(const char* key)
{
    return gconf_client_get_bool(client, key, NULL);
}


gboolean set_value_bool(const char* key, gboolean new_value)
{
    return gconf_client_set_bool(client, key, new_value, NULL);
}


const char* get_value_string(const char* key)
{
    return gconf_client_get_string(client, key, NULL);
}


gboolean set_value_string(const char* key, const char* new_value)
{
    return gconf_client_set_string(client, key, new_value, NULL);
}


GSList* get_value_string_list(const char* key)
{
    return gconf_client_get_list(client, key, GCONF_VALUE_STRING, NULL);
}

GArray* get_int_array(const gchar* key)
{
    GConfValue *gc_value = NULL;
    GArray *ret = NULL;

    g_assert(client);
    g_assert(key && *key);

    gc_value = gconf_client_get (client, key, NULL);
    if (gc_value == NULL)
    {
        return NULL;
    }

    if (gc_value->type == GCONF_VALUE_LIST
        && gconf_value_get_list_type (gc_value) == GCONF_VALUE_INT)
    {
        GSList *elt;

        ret = g_array_new (FALSE, FALSE, sizeof (gint));
        for (elt = gconf_value_get_list (gc_value); 
             elt != NULL; 
             elt = g_slist_next (elt))
        {
            int i = gconf_value_get_int ((GConfValue *) elt->data);
            g_array_append_val (ret, i);
        }
    }

    if (gc_value != NULL)
    {
        gconf_value_free (gc_value);
    }
    return ret;
}

gboolean set_int_array(const gchar* key, const GArray* new_value)
{
    gboolean ret = FALSE;
    GSList *list = NULL;

    g_assert(client);
    g_assert(key && *key);
    g_return_val_if_fail(new_value != NULL, FALSE);

    unsigned int i;
    for (i = 0; i < new_value->len; i++)
    {
        gint val = g_array_index (new_value, gint, i);
        list = g_slist_append (list, GINT_TO_POINTER(val));
    }

    ret = gconf_client_set_list (client, key, GCONF_VALUE_INT, list, NULL);

    g_slist_free (list);

    return ret;
}