/** \file   settings_sfxsoundexpander.c
 * \brief   Setting widget for SFX Sound Expander resources
 *
 * \author  Bas Wassink <b.wassink@ziggo.nl>
 */

/*
 * $VICERES SFXSoundExpander            x64 x64sc xscpu64 x128 xvic
 * $VICERES SFXSoundExpanderChip        x64 x64sc xscpu64 x128 xvic
 * $VICERES SFXSoundExpanderIOSwap      xvic
 */

/*
 * This file is part of VICE, the Versatile Commodore Emulator.
 * See README for copyright notice.
 *
 *  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.
 *
 */

#include "vice.h"
#include <gtk/gtk.h>

#include "cartridge.h"
#include "machine.h"
#include "vice_gtk3.h"

#include "settings_sfxsoundexpander.h"


/** \brief  List of YM chip models
 */
static const vice_gtk3_radiogroup_entry_t chip_models[] = {
    { "3526", 3526 },
    { "3812", 3812 },
    { NULL,     -1 }
};


/*
 * Widget references to be able to enable/disable them depending on the SFX
 * Sound Expander enabled toggle button
 */

/** \brief  Chip selection radiogroup */
static GtkWidget *chip_group = NULL;

/** \brief  I/O swap toggle button */
static GtkWidget *io_swap = NULL;


/** \brief  Set sensitivity of the IO swap and YM Chip selection widgets
 *
 * \param[in]   sensitive   sensitivity
 */
static void set_widgets_sensitivity(gboolean sensitive)
{
    gtk_widget_set_sensitive(chip_group, sensitive);
    if (io_swap != NULL) {
        gtk_widget_set_sensitive(io_swap, sensitive);
    }
}

/** \brief  Handler for the 'toggled' event of the SFXSE check button
 *
 * \param[in]       widget      check button
 * \param[in,out]   user_data   unused
 */
static void on_sfx_sound_expander_toggled(GtkWidget *widget, gpointer user_data)
{
    gboolean active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));

    set_widgets_sensitivity(active);
}

/** \brief  Create YM chip selection widget
 *
 * \return  GtkGrid
 */
static GtkWidget *create_sfx_chip_widget(void)
{
    GtkWidget *group;
    group = vice_gtk3_resource_radiogroup_new("SFXSoundExpanderChip",
                                              chip_models,
                                              GTK_ORIENTATION_VERTICAL);
    return group;
}


/** \brief  Create SFX Sound Expander widget
 *
 * \param[in]   parent  parent widget
 *
 * \return  GtkGrid
 */
GtkWidget *settings_sfxsoundexpander_widget_create(GtkWidget *parent)
{
    GtkWidget *grid;
    GtkWidget *label;
    GtkWidget *enable;
    gboolean   active;
    int        row = 0;
    int        cart_id;

    grid = gtk_grid_new();
    gtk_grid_set_column_spacing(GTK_GRID(grid), 8);
    gtk_grid_set_row_spacing(GTK_GRID(grid), 8);

    if (machine_class == VICE_MACHINE_VIC20) {
        cart_id = CARTRIDGE_VIC20_SFX_SOUND_EXPANDER;
    } else {
        cart_id = CARTRIDGE_SFX_SOUND_EXPANDER;
    }
    enable = carthelpers_create_enable_check_button(CARTRIDGE_NAME_SFX_SOUND_EXPANDER,
                                                    cart_id);
    gtk_widget_set_margin_bottom(enable, 8);
    gtk_grid_attach(GTK_GRID(grid), enable, 0, row, 2, 1);
    row++;

    if (machine_class == VICE_MACHINE_VIC20) {
        io_swap = vice_gtk3_resource_check_button_new("SFXSoundExpanderIOSwap",
                                                      "Enable MasC=uerade I/O swap");
        gtk_grid_attach(GTK_GRID(grid), io_swap, 0, row, 2, 1);
        row++;
    }

    label = gtk_label_new("YM chip model");
    gtk_widget_set_halign(label, GTK_ALIGN_START);
    gtk_widget_set_valign(label, GTK_ALIGN_START);
    chip_group = create_sfx_chip_widget();
    gtk_grid_attach(GTK_GRID(grid), label,      0, row, 1, 1);
    gtk_grid_attach(GTK_GRID(grid), chip_group, 1, row, 1, 1);

    g_signal_connect_unlocked(enable, "toggled",
                              G_CALLBACK(on_sfx_sound_expander_toggled),
                              NULL);
    /* set proper widget sensitivity */
    active = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(enable));
    set_widgets_sensitivity(active);

    gtk_widget_show_all(grid);
    return grid;
}