radio_helper.c
Go to the documentation of this file.
/**********************************************************
*
* mp3splt-gtk -- utility based on mp3splt,
* for mp3/ogg splitting without decoding
*
* Copyright: (C) 2005-2012 Alexandru Munteanu
* Contact: m@ioalex.net
*
* http://mp3splt.sourceforge.net/
*
*********************************************************/
/**********************************************************
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
*********************************************************/
/*!********************************************************
* \file
*
* this file contains the code for the radio button helpers.
********************************************************/
#include "radio_helper.h"
static GtkRadioButton *rh_get_radio_from_value(GtkWidget *radio_button, gint value);
GtkWidget *rh_append_radio_to_vbox(GtkWidget *radio_button, const gchar *text,
gint value, void (*callback)(GtkToggleButton *, gpointer), gpointer callback_data,
GtkWidget *vbox)
{
GtkWidget *new_radio_button =
gtk_radio_button_new_with_label_from_widget(GTK_RADIO_BUTTON(radio_button), text);
gtk_box_pack_start(GTK_BOX(vbox), new_radio_button, FALSE, FALSE, 0);
if (callback)
{
g_signal_connect(GTK_TOGGLE_BUTTON(new_radio_button), "toggled", G_CALLBACK(callback),
callback_data);
}
g_object_set_data(G_OBJECT(new_radio_button), "value", GINT_TO_POINTER(value));
return new_radio_button;
}
gint rh_get_active_value(GtkWidget *radio_button)
{
gint active_value = -1;
GSList *radio_button_list = gtk_radio_button_get_group(GTK_RADIO_BUTTON(radio_button));
gint i = 0;
for(i = 0; i < g_slist_length(radio_button_list);i++)
{
GtkRadioButton *current_radio = (GtkRadioButton *) g_slist_nth_data(radio_button_list, i);
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(current_radio)))
{
active_value = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(current_radio), "value"));
break;
}
}
return active_value;
}
void rh_set_radio_value(GtkWidget *radio_button, gint key_value, gboolean value)
{
GtkRadioButton *radio = rh_get_radio_from_value(radio_button, key_value);
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(radio), value);
}
static GtkRadioButton *rh_get_radio_from_value(GtkWidget *radio_button, gint value)
{
GSList *radio_button_list = gtk_radio_button_get_group(GTK_RADIO_BUTTON(radio_button));
gint i = 0;
gint list_length = g_slist_length(radio_button_list);
for(i = 0; i < list_length;i++)
{
GtkRadioButton *current_radio = (GtkRadioButton *) g_slist_nth_data(radio_button_list, i);
gint current_value = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(current_radio), "value"));
if (current_value == value)
{
return current_radio;
break;
}
}
return NULL;
}