/*  Audacious - Cross-platform multimedia player
 *  Copyright (C) 2005-2007  Audacious development team.
 *
 *  Based on BMP:
 *  Copyright (C) 2003-2004  BMP development team.
 *
 *  Based on XMMS:
 *  Copyright (C) 1998-2003  XMMS development team.
 *
 *  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; under version 3 of the License.
 *
 *  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, see <http://www.gnu.org/licenses>.
 *
 *  The Audacious team does not consider modular code linking to
 *  Audacious or using our public API to be a derived work.
 */

#ifdef HAVE_CONFIG_H
#  include "config.h"
#endif

#include "ui_equalizer.h"

#include <glib.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <stdio.h>
#include <math.h>
#include <string.h>

#include "platform/smartinclude.h"
#include "skin.h"
#include "dock.h"
#include "hints.h"
#include "input.h"
#include "main.h"
#include "ui_manager.h"
#include "actions-equalizer.h"
#include "playlist.h"
#include "ui_playlist.h"
#include "util.h"
#include "output.h"

#include "rcfile.h"
#include "vfs.h"

#include "images/audacious_eq.xpm"

#include "ui_skinned_window.h"
#include "ui_skinned_button.h"
#include "ui_skinned_horizontal_slider.h"
#include "ui_skinned_equalizer_slider.h"
#include "ui_skinned_equalizer_graph.h"

enum PresetViewCols {
    PRESET_VIEW_COL_NAME,
    PRESET_VIEW_N_COLS
};

struct _EqualizerPreset {
    gchar *name;
    gfloat preamp, bands[10];
};

typedef struct _EqualizerPreset EqualizerPreset;


GtkWidget *equalizerwin;
GtkWidget *equalizerwin_graph;

static GtkWidget *equalizerwin_load_window = NULL;
static GtkWidget *equalizerwin_load_auto_window = NULL;
static GtkWidget *equalizerwin_save_window = NULL;
static GtkWidget *equalizerwin_save_entry = NULL;
static GtkWidget *equalizerwin_save_auto_window = NULL;
static GtkWidget *equalizerwin_save_auto_entry = NULL;
static GtkWidget *equalizerwin_delete_window = NULL;
static GtkWidget *equalizerwin_delete_auto_window = NULL;

static GtkWidget *equalizerwin_on, *equalizerwin_auto;

static GtkWidget *equalizerwin_close, *equalizerwin_presets, *equalizerwin_shade;
static GtkWidget *equalizerwin_preamp,*equalizerwin_bands[10];
static GtkWidget *equalizerwin_volume, *equalizerwin_balance;

static GList *equalizer_presets = NULL, *equalizer_auto_presets = NULL;

EqualizerPreset *
equalizer_preset_new(const gchar * name)
{
    EqualizerPreset *preset = g_new0(EqualizerPreset, 1);
    preset->name = g_strdup(name);
    return preset;
}

void
equalizer_preset_free(EqualizerPreset * preset)
{
    if (!preset)
        return;

    g_free(preset->name);
    g_free(preset);
}


static void
equalizerwin_set_shape_mask(void)
{
    if (cfg.show_wm_decorations)
        return;

    if (cfg.doublesize == FALSE)
        gtk_widget_shape_combine_mask(equalizerwin,
                                      skin_get_mask(bmp_active_skin,
                                                    SKIN_MASK_EQ), 0, 0);
    else
        gtk_widget_shape_combine_mask(equalizerwin, NULL, 0, 0);
}

void
equalizerwin_set_doublesize(gboolean ds)
{
    gint height;

    if (cfg.equalizer_shaded)
        height = 14;
    else
        height = 116;

    equalizerwin_set_shape_mask();

    if (ds) {
        dock_window_resize(GTK_WINDOW(equalizerwin), 550, height * 2, 550, height * 2);
    } else {
        dock_window_resize(GTK_WINDOW(equalizerwin), 275, height, 275, height);
    }

    GList *iter;
    for (iter = GTK_FIXED (SKINNED_WINDOW(equalizerwin)->fixed)->children; iter; iter = g_list_next (iter)) {
        GtkFixedChild *child_data = (GtkFixedChild *) iter->data;
        GtkWidget *child = child_data->widget;
        g_signal_emit_by_name(child, "toggle-double-size");
    }
}

void
equalizerwin_set_shade_menu_cb(gboolean shaded)
{
    cfg.equalizer_shaded = shaded;

    equalizerwin_set_shape_mask();

    if (shaded) {
        dock_shade(dock_window_list, GTK_WINDOW(equalizerwin),
                   14 * (EQUALIZER_DOUBLESIZE + 1));
        ui_skinned_set_push_button_data(equalizerwin_shade, -1, 3, -1, 47);
        ui_skinned_button_set_skin_index1(equalizerwin_shade, SKIN_EQ_EX);
        ui_skinned_set_push_button_data(equalizerwin_close, 11, 38, 11, 47);
        ui_skinned_button_set_skin_index(equalizerwin_close, SKIN_EQ_EX);
        gtk_widget_show(equalizerwin_volume);
        gtk_widget_show(equalizerwin_balance);
    }
    else {
        dock_shade(dock_window_list, GTK_WINDOW(equalizerwin),
                   116 * (EQUALIZER_DOUBLESIZE + 1));
        ui_skinned_set_push_button_data(equalizerwin_shade, -1, 137, -1, 38);
        ui_skinned_button_set_skin_index1(equalizerwin_shade, SKIN_EQMAIN);
        ui_skinned_set_push_button_data(equalizerwin_close, 0, 116, 0, 125);
        ui_skinned_button_set_skin_index(equalizerwin_close, SKIN_EQMAIN);
        gtk_widget_hide(equalizerwin_volume);
        gtk_widget_hide(equalizerwin_balance);
    }
}

static void
equalizerwin_set_shade(gboolean shaded)
{
    GtkAction *action = gtk_action_group_get_action(
      toggleaction_group_others , "roll up equalizer" );
    gtk_toggle_action_set_active( GTK_TOGGLE_ACTION(action) , shaded );
}

static void
equalizerwin_shade_toggle(void)
{
    equalizerwin_set_shade(!cfg.equalizer_shaded);
}

static void
equalizerwin_raise(void)
{
    if (cfg.equalizer_visible)
        gtk_window_present(GTK_WINDOW(equalizerwin));
}

void
equalizerwin_eq_changed(void)
{
    gint i;

    cfg.equalizer_preamp = ui_skinned_equalizer_slider_get_position(equalizerwin_preamp);
    for (i = 0; i < 10; i++)
        cfg.equalizer_bands[i] = ui_skinned_equalizer_slider_get_position(equalizerwin_bands[i]);
    /* um .. i think we need both of these for xmms compatibility ..
       not sure. -larne */
    input_set_eq(cfg.equalizer_active, cfg.equalizer_preamp,
                 cfg.equalizer_bands);
    output_set_eq(cfg.equalizer_active, cfg.equalizer_preamp,
                  cfg.equalizer_bands);

    gtk_widget_queue_draw(equalizerwin_graph);
}

static void
equalizerwin_on_pushed(void)
{
    cfg.equalizer_active = UI_SKINNED_BUTTON(equalizerwin_on)->inside;
    equalizerwin_eq_changed();
}

static void
equalizerwin_presets_pushed(void)
{
    GdkModifierType modmask;
    gint x, y;

    gdk_window_get_pointer(NULL, &x, &y, &modmask);
    ui_manager_popup_menu_show(GTK_MENU(equalizerwin_presets_menu), x, y, 1, GDK_CURRENT_TIME);
}

static void
equalizerwin_auto_pushed(void)
{
    cfg.equalizer_autoload = UI_SKINNED_BUTTON(equalizerwin_auto)->inside;
}

gboolean
equalizerwin_press(GtkWidget * widget, GdkEventButton * event,
                   gpointer callback_data)
{
    if (event->button == 1 && event->type == GDK_BUTTON_PRESS &&
        (cfg.easy_move || cfg.equalizer_shaded || event->y < 14)) {
         equalizerwin_raise();
         dock_move_press(dock_window_list, GTK_WINDOW(equalizerwin), event,
                         FALSE);
    }
    else if (event->button == 1 && event->type == GDK_2BUTTON_PRESS
             && event->y < 14) {
        equalizerwin_set_shade(!cfg.equalizer_shaded);
        if (dock_is_moving(GTK_WINDOW(equalizerwin)))
            dock_move_release(GTK_WINDOW(equalizerwin));
    }
    else if (event->button == 3) {
        /*
         * Pop up the main menu a few pixels down to avoid
         * anything to be selected initially.
         */
       ui_manager_popup_menu_show(GTK_MENU(mainwin_general_menu), event->x_root,
                                event->y_root + 2, 3, event->time);
    }

    return FALSE;
}

static gboolean
equalizerwin_release(GtkWidget * widget,
                     GdkEventButton * event, gpointer callback_data)
{
    if (dock_is_moving(GTK_WINDOW(equalizerwin))) {
        dock_move_release(GTK_WINDOW(equalizerwin));
    }

    return FALSE;
}

static gboolean
equalizerwin_keypress(GtkWidget * widget,
                      GdkEventKey * event,
                      gpointer data)
{
    if (event->keyval == GDK_Tab && event->state & GDK_CONTROL_MASK) {
	playlistwin_show();
        return TRUE;
    }

    if (!cfg.equalizer_shaded) {
        gtk_widget_event(mainwin, (GdkEvent *) event);
        return TRUE;
    }

    switch (event->keyval) {
    case GDK_Left:
    case GDK_KP_Left:
        mainwin_set_balance_diff(-4);
        break;
    case GDK_Right:
    case GDK_KP_Right:
        mainwin_set_balance_diff(4);
        break;
    default:
        gtk_widget_event(mainwin, (GdkEvent *) event);
        break;
    }

    return FALSE;
}

static void
equalizerwin_close_cb(void)
{
    equalizerwin_show(FALSE);
}

static gboolean
equalizerwin_delete(GtkWidget * widget,
                    gpointer data)
{
    equalizerwin_show(FALSE);
    return TRUE;
}

static GList *
equalizerwin_read_presets(const gchar * basename)
{
    gchar *filename, *name;
    RcFile *rcfile;
    GList *list = NULL;
    gint i, p = 0;
    EqualizerPreset *preset;

    /* START mod: add check for the default presets locate in system path ({prefix}/share/audacious)
       by Massimo Cavalleri (submax) */

    filename = g_build_filename(bmp_paths[BMP_PATH_USER_DIR], basename, NULL);

    if ((rcfile = bmp_rcfile_open(filename)) == NULL) {
        g_free(filename);
        // DATA_DIR = "{prefix}/share/audacious" ; example is "/usr/share/audacious"
        filename = g_build_filename(DATA_DIR, basename, NULL);
        if ((rcfile = bmp_rcfile_open(filename)) == NULL) {
           g_free(filename);
           return NULL;
        }
    }

    // END mod

    g_free(filename);

    for (;;) {
        gchar section[21];

        g_snprintf(section, sizeof(section), "Preset%d", p++);
        if (bmp_rcfile_read_string(rcfile, "Presets", section, &name)) {
            preset = g_new0(EqualizerPreset, 1);
            preset->name = name;
            bmp_rcfile_read_float(rcfile, name, "Preamp", &preset->preamp);
            for (i = 0; i < 10; i++) {
                gchar band[7];
                g_snprintf(band, sizeof(band), "Band%d", i);
                bmp_rcfile_read_float(rcfile, name, band, &preset->bands[i]);
            }
            list = g_list_prepend(list, preset);
        }
        else
            break;
    }
    list = g_list_reverse(list);
    bmp_rcfile_free(rcfile);
    return list;
}

gint
equalizerwin_volume_frame_cb(gint pos)
{
    if (equalizerwin_volume) {
        gint x;
        if (pos < 32)
            x = 1;
        else if (pos < 63)
            x = 4;
        else
            x = 7;

        UI_SKINNED_HORIZONTAL_SLIDER(equalizerwin_volume)->knob_nx = x;
        UI_SKINNED_HORIZONTAL_SLIDER(equalizerwin_volume)->knob_px = x;
    }
    return 1;
}

static void
equalizerwin_volume_motion_cb(GtkWidget *widget, gint pos)
{
    gint v = (gint) rint(pos * 100 / 94.0);
    mainwin_adjust_volume_motion(v);
    mainwin_set_volume_slider(v);
}

static void
equalizerwin_volume_release_cb(GtkWidget *widget, gint pos)
{
    mainwin_adjust_volume_release();
}

static gint
equalizerwin_balance_frame_cb(gint pos)
{
    if (equalizerwin_balance) {
        gint x;
        if (pos < 13)
            x = 11;
        else if (pos < 26)
            x = 14;
        else
            x = 17;

        UI_SKINNED_HORIZONTAL_SLIDER(equalizerwin_balance)->knob_nx = x;
        UI_SKINNED_HORIZONTAL_SLIDER(equalizerwin_balance)->knob_px = x;
    }

    return 1;
}

static void
equalizerwin_balance_motion_cb(GtkWidget *widget, gint pos)
{
    gint b;
    pos = MIN(pos, 38);         /* The skin uses a even number of pixels
                                   for the balance-slider *sigh* */
    b = (gint) rint((pos - 19) * 100 / 19.0);
    mainwin_adjust_balance_motion(b);
    mainwin_set_balance_slider(b);
}

static void
equalizerwin_balance_release_cb(GtkWidget *widget, gint pos)
{
    mainwin_adjust_balance_release();
}

void
equalizerwin_set_balance_slider(gint percent)
{
    ui_skinned_horizontal_slider_set_position(equalizerwin_balance,
                         (gint) rint((percent * 19 / 100.0) + 19));
}

void
equalizerwin_set_volume_slider(gint percent)
{
    ui_skinned_horizontal_slider_set_position(equalizerwin_volume,
                         (gint) rint(percent * 94 / 100.0));
}

static void
equalizerwin_create_widgets(void)
{
    gint i;

    equalizerwin_on = ui_skinned_button_new();
    ui_skinned_toggle_button_setup(equalizerwin_on, SKINNED_WINDOW(equalizerwin)->fixed,
                                   14, 18, 25, 12, 10, 119, 128, 119, 69, 119, 187, 119, SKIN_EQMAIN);
    g_signal_connect(equalizerwin_on, "clicked", equalizerwin_on_pushed, NULL);
    UI_SKINNED_BUTTON(equalizerwin_on)->inside = cfg.equalizer_active;

    equalizerwin_auto = ui_skinned_button_new();
    ui_skinned_toggle_button_setup(equalizerwin_auto, SKINNED_WINDOW(equalizerwin)->fixed,
                                   39, 18, 33, 12, 35, 119, 153, 119, 94, 119, 212, 119, SKIN_EQMAIN);
    g_signal_connect(equalizerwin_auto, "clicked", equalizerwin_auto_pushed, NULL);
    UI_SKINNED_BUTTON(equalizerwin_auto)->inside = cfg.equalizer_autoload;

    equalizerwin_presets = ui_skinned_button_new();
    ui_skinned_push_button_setup(equalizerwin_presets, SKINNED_WINDOW(equalizerwin)->fixed,
                                 217, 18, 44, 12, 224, 164, 224, 176, SKIN_EQMAIN);
    g_signal_connect(equalizerwin_presets, "clicked", equalizerwin_presets_pushed, NULL );

    equalizerwin_close = ui_skinned_button_new();
    ui_skinned_push_button_setup(equalizerwin_close, SKINNED_WINDOW(equalizerwin)->fixed,
                                 264, 3, 9, 9, 0, 116, 0, 125, SKIN_EQMAIN);
    g_signal_connect(equalizerwin_close, "clicked", equalizerwin_close_cb, NULL );

    equalizerwin_shade = ui_skinned_button_new();
    ui_skinned_push_button_setup(equalizerwin_shade, SKINNED_WINDOW(equalizerwin)->fixed,
                                 254, 3, 9, 9, 254, 137, 1, 38, SKIN_EQMAIN);
    ui_skinned_button_set_skin_index2(equalizerwin_shade, SKIN_EQ_EX);
    g_signal_connect(equalizerwin_shade, "clicked", equalizerwin_shade_toggle, NULL );

    equalizerwin_graph = ui_skinned_equalizer_graph_new(SKINNED_WINDOW(equalizerwin)->fixed, 86, 17);

    equalizerwin_preamp = ui_skinned_equalizer_slider_new(SKINNED_WINDOW(equalizerwin)->fixed, 21, 38);
    ui_skinned_equalizer_slider_set_position(equalizerwin_preamp, cfg.equalizer_preamp);

    for (i = 0; i < 10; i++) {
        equalizerwin_bands[i] =
            ui_skinned_equalizer_slider_new(SKINNED_WINDOW(equalizerwin)->fixed, 78 + (i * 18), 38);
        ui_skinned_equalizer_slider_set_position(equalizerwin_bands[i], cfg.equalizer_bands[i]);
    }

    equalizerwin_volume =
        ui_skinned_horizontal_slider_new(SKINNED_WINDOW(equalizerwin)->fixed,
                                         61, 4, 97, 8, 1, 30, 1, 30, 3, 7, 4, 61, 0, 94,
                                         equalizerwin_volume_frame_cb, SKIN_EQ_EX);
    g_signal_connect(equalizerwin_volume, "motion", G_CALLBACK(equalizerwin_volume_motion_cb), NULL);
    g_signal_connect(equalizerwin_volume, "release", G_CALLBACK(equalizerwin_volume_release_cb), NULL);


    equalizerwin_balance =
        ui_skinned_horizontal_slider_new(SKINNED_WINDOW(equalizerwin)->fixed,
                       164, 4, 42, 8, 11, 30, 11, 30, 3, 7, 4, 164, 0, 39,
                       equalizerwin_balance_frame_cb, SKIN_EQ_EX);
    g_signal_connect(equalizerwin_balance, "motion", G_CALLBACK(equalizerwin_balance_motion_cb), NULL);
    g_signal_connect(equalizerwin_balance, "release", G_CALLBACK(equalizerwin_balance_release_cb), NULL);
}


static void
equalizerwin_create_window(void)
{
    GdkPixbuf *icon;
    gint width, height;

    width = 275;
    height = cfg.equalizer_shaded ? 14 : 116;

    equalizerwin = ui_skinned_window_new("equalizer");
    gtk_window_set_title(GTK_WINDOW(equalizerwin), _("Audacious Equalizer"));
    gtk_window_set_role(GTK_WINDOW(equalizerwin), "equalizer");
    gtk_window_set_resizable(GTK_WINDOW(equalizerwin), FALSE);

    if (cfg.doublesize && cfg.eq_doublesize_linked) {
        width *= 2;
        height *= 2;
    }

    gtk_widget_set_size_request(equalizerwin, width, height);

    /* this will hide only mainwin. it's annoying! yaz */
    gtk_window_set_transient_for(GTK_WINDOW(equalizerwin),
                                 GTK_WINDOW(mainwin));
    gtk_window_set_skip_taskbar_hint(GTK_WINDOW(equalizerwin), TRUE);

    icon = gdk_pixbuf_new_from_xpm_data((const gchar **) bmp_eq_icon);
    gtk_window_set_icon(GTK_WINDOW(equalizerwin), icon);
    g_object_unref(icon);

    gtk_widget_set_app_paintable(equalizerwin, TRUE);

    if (cfg.equalizer_x != -1 && cfg.save_window_position)
        gtk_window_move(GTK_WINDOW(equalizerwin),
                        cfg.equalizer_x, cfg.equalizer_y);

    g_signal_connect(equalizerwin, "delete_event",
                     G_CALLBACK(equalizerwin_delete), NULL);
    g_signal_connect(equalizerwin, "button_press_event",
                     G_CALLBACK(equalizerwin_press), NULL);
    g_signal_connect(equalizerwin, "button_release_event",
                     G_CALLBACK(equalizerwin_release), NULL);
    g_signal_connect(equalizerwin, "key_press_event",
                     G_CALLBACK(equalizerwin_keypress), NULL);
}

void
equalizerwin_create(void)
{
    equalizer_presets = equalizerwin_read_presets("eq.preset");
    equalizer_auto_presets = equalizerwin_read_presets("eq.auto_preset");

    equalizerwin_create_window();

    gtk_window_add_accel_group( GTK_WINDOW(equalizerwin) , ui_manager_get_accel_group() );

    equalizerwin_create_widgets();
}


void
equalizerwin_show(gboolean show)
{
    GtkAction *action = gtk_action_group_get_action(
      toggleaction_group_others , "show equalizer" );
    gtk_toggle_action_set_active( GTK_TOGGLE_ACTION(action) , show );

    if (show)
        equalizerwin_real_show();
    else
        equalizerwin_real_hide();
}

void
equalizerwin_real_show(void)
{
    gtk_window_move(GTK_WINDOW(equalizerwin), cfg.equalizer_x, cfg.equalizer_y);
    if (cfg.doublesize && cfg.eq_doublesize_linked)
        gtk_widget_set_size_request(equalizerwin, 550,
                                    (cfg.equalizer_shaded ? 28 : 232));
    else
        gtk_widget_set_size_request(equalizerwin, 275,
                                    (cfg.equalizer_shaded ? 14 : 116));
    cfg.equalizer_visible = TRUE;
    UI_SKINNED_BUTTON(mainwin_eq)->inside = TRUE;
    gtk_widget_show_all(equalizerwin);

    if (!cfg.equalizer_shaded) {
        gtk_widget_hide(equalizerwin_volume);
        gtk_widget_hide(equalizerwin_balance);
    }
    else {
        ui_skinned_set_push_button_data(equalizerwin_shade, -1, 3, -1, 47);
        ui_skinned_button_set_skin_index1(equalizerwin_shade, SKIN_EQ_EX);
        ui_skinned_set_push_button_data(equalizerwin_close, 11, 38, 11, 47);
        ui_skinned_button_set_skin_index(equalizerwin_close, SKIN_EQ_EX);
    }

    gtk_window_present(GTK_WINDOW(equalizerwin));
}

void
equalizerwin_real_hide(void)
{
    /*
     * This function should only be called from the
     * main menu signal handler
     */
    gtk_widget_hide(equalizerwin);
    cfg.equalizer_visible = FALSE;
    UI_SKINNED_BUTTON(mainwin_eq)->inside = FALSE;
    gtk_widget_queue_draw(mainwin_eq);
}

static EqualizerPreset *
equalizerwin_find_preset(GList * list, const gchar * name)
{
    GList *node = list;
    EqualizerPreset *preset;

    while (node) {
        preset = node->data;
        if (!strcasecmp(preset->name, name))
            return preset;
        node = g_list_next(node);
    }
    return NULL;
}

static void
equalizerwin_write_preset_file(GList * list, const gchar * basename)
{
    gchar *filename, *tmp;
    gint i, p;
    EqualizerPreset *preset;
    RcFile *rcfile;
    GList *node;

    rcfile = bmp_rcfile_new();
    p = 0;
    for (node = list; node; node = g_list_next(node)) {
        preset = node->data;
        tmp = g_strdup_printf("Preset%d", p++);
        bmp_rcfile_write_string(rcfile, "Presets", tmp, preset->name);
        g_free(tmp);
        bmp_rcfile_write_float(rcfile, preset->name, "Preamp",
                               preset->preamp);
        for (i = 0; i < 10; i++) {
            tmp = g_strdup_printf("Band%d\n", i);
            bmp_rcfile_write_float(rcfile, preset->name, tmp,
                                   preset->bands[i]);
            g_free(tmp);
        }
    }

    filename = g_build_filename(bmp_paths[BMP_PATH_USER_DIR], basename, NULL);
    bmp_rcfile_write(rcfile, filename);
    bmp_rcfile_free(rcfile);
    g_free(filename);
}

static gboolean
equalizerwin_load_preset(GList * list, const gchar * name)
{
    EqualizerPreset *preset;
    gint i;

    if ((preset = equalizerwin_find_preset(list, name)) != NULL) {
        ui_skinned_equalizer_slider_set_position(equalizerwin_preamp, preset->preamp);
        for (i = 0; i < 10; i++)
            ui_skinned_equalizer_slider_set_position(equalizerwin_bands[i], preset->bands[i]);
        equalizerwin_eq_changed();
        return TRUE;
    }
    return FALSE;
}

static GList *
equalizerwin_save_preset(GList * list, const gchar * name,
                         const gchar * filename)
{
    gint i;
    EqualizerPreset *preset;

    if (!(preset = equalizerwin_find_preset(list, name))) {
        preset = g_new0(EqualizerPreset, 1);
        preset->name = g_strdup(name);
        list = g_list_append(list, preset);
    }

    preset->preamp = ui_skinned_equalizer_slider_get_position(equalizerwin_preamp);
    for (i = 0; i < 10; i++)
        preset->bands[i] = ui_skinned_equalizer_slider_get_position(equalizerwin_bands[i]);

    equalizerwin_write_preset_file(list, filename);

    return list;
}

static GList *
equalizerwin_delete_preset(GList * list, gchar * name, gchar * filename)
{
    EqualizerPreset *preset;
    GList *node;

    if (!(preset = equalizerwin_find_preset(list, name)))
        return list;

    if (!(node = g_list_find(list, preset)))
        return list;

    list = g_list_remove_link(list, node);
    equalizer_preset_free(preset);
    g_list_free_1(node);

    equalizerwin_write_preset_file(list, filename);

    return list;
}

static void
equalizerwin_delete_selected_presets(GtkTreeView *view, gchar *filename)
{
    gchar *text;

    GtkTreeSelection *selection = gtk_tree_view_get_selection(view);
    GtkTreeModel *model = gtk_tree_view_get_model(view);

    /*
     * first we are making a list of the selected rows, then we convert this
     * list into a list of GtkTreeRowReferences, so that when you delete an
     * item you can still access the other items
     * finally we iterate through all GtkTreeRowReferences, convert them to
     * GtkTreeIters and delete those one after the other
     */

    GList *list = gtk_tree_selection_get_selected_rows(selection, &model);
    GList *rrefs = NULL;
    GList *litr;

    for (litr = list; litr; litr = litr->next)
    {
        GtkTreePath *path = litr->data;
        rrefs = g_list_append(rrefs, gtk_tree_row_reference_new(model, path));
    }

    for (litr = rrefs; litr; litr = litr->next)
    {
        GtkTreeRowReference *ref = litr->data;
        GtkTreePath *path = gtk_tree_row_reference_get_path(ref);
        GtkTreeIter iter;
        gtk_tree_model_get_iter(model, &iter, path);

        gtk_tree_model_get(model, &iter, 0, &text, -1);

        if (!strcmp(filename, "eq.preset"))
            equalizer_presets = equalizerwin_delete_preset(equalizer_presets, text, filename);
        else if (!strcmp(filename, "eq.auto_preset"))
            equalizer_auto_presets = equalizerwin_delete_preset(equalizer_auto_presets, text, filename);

        gtk_list_store_remove(GTK_LIST_STORE(model), &iter);
    }
}


static GList *
import_winamp_eqf(VFSFile * file)
{
    gchar header[31];
    gchar name[257];
    gchar bands[11];
    gint i = 0;
    GList *list = NULL;
    EqualizerPreset *preset;

    vfs_fread(header, 1, 31, file);
    if (!strncmp(header, "Winamp EQ library file v1.1", 27)) {
        while (vfs_fread(name, 1, 257, file)) {
            preset = equalizer_preset_new(name);
            preset->preamp = 20.0 - ((bands[10] * 40.0) / 64);

            vfs_fread(bands, 1, 11, file);

            for (i = 0; i < 10; i++)
                preset->bands[i] = 20.0 - ((bands[i] * 40.0) / 64);

            list = g_list_prepend(list, preset);
        }
    }

    list = g_list_reverse(list);
    return list;
}

static void
equalizerwin_read_winamp_eqf(VFSFile * file)
{
    gchar header[31];
    guchar bands[11];
    gint i;

    vfs_fread(header, 1, 31, file);

    if (!strncmp(header, "Winamp EQ library file v1.1", 27)) {
        /* Skip name */
        if (vfs_fseek(file, 257, SEEK_CUR) == -1)
            return;

        if (vfs_fread(bands, 1, 11, file) != 11)
            return;

        ui_skinned_equalizer_slider_set_position(equalizerwin_preamp,
                              20.0 - ((bands[10] * 40.0) / 63.0));

        for (i = 0; i < 10; i++)
            ui_skinned_equalizer_slider_set_position(equalizerwin_bands[i],
                                  20.0 - ((bands[i] * 40.0) / 64.0));
    }

    equalizerwin_eq_changed();
}

static void
equalizerwin_read_bmp_preset(RcFile * rcfile)
{
    gfloat val;
    gint i;

    if (bmp_rcfile_read_float(rcfile, "Equalizer preset", "Preamp", &val))
        ui_skinned_equalizer_slider_set_position(equalizerwin_preamp, val);
    for (i = 0; i < 10; i++) {
        gchar tmp[7];
        g_snprintf(tmp, sizeof(tmp), "Band%d", i);
        if (bmp_rcfile_read_float(rcfile, "Equalizer preset", tmp, &val))
            ui_skinned_equalizer_slider_set_position(equalizerwin_bands[i], val);
    }
    equalizerwin_eq_changed();
}

static void
equalizerwin_save_ok(GtkWidget * widget, gpointer data)
{
    const gchar *text;

    text = gtk_entry_get_text(GTK_ENTRY(equalizerwin_save_entry));
    if (strlen(text) != 0)
        equalizer_presets =
            equalizerwin_save_preset(equalizer_presets, text, "eq.preset");
    gtk_widget_destroy(equalizerwin_save_window);
}

static void
equalizerwin_save_select(GtkTreeView *treeview, GtkTreePath *path,
                         GtkTreeViewColumn *col, gpointer data)
{
    gchar *text;

    GtkTreeSelection *selection = gtk_tree_view_get_selection(treeview);
    GtkTreeModel *model;
    GtkTreeIter iter;

    if (selection)
    {
        if (gtk_tree_selection_get_selected(selection, &model, &iter))
        {
            gtk_tree_model_get(model, &iter, 0, &text, -1);
            gtk_entry_set_text(GTK_ENTRY(equalizerwin_save_entry), text);
            equalizerwin_save_ok(NULL, NULL);

            g_free(text);
        }
    }
}

static void
equalizerwin_load_ok(GtkWidget *widget, gpointer data)
{
    gchar *text;

    GtkTreeView* view = GTK_TREE_VIEW(data);
    GtkTreeSelection *selection = gtk_tree_view_get_selection(view);
    GtkTreeModel *model;
    GtkTreeIter iter;

    if (selection)
    {
        if (gtk_tree_selection_get_selected(selection, &model, &iter))
        {
            gtk_tree_model_get(model, &iter, 0, &text, -1);
            equalizerwin_load_preset(equalizer_presets, text);

            g_free(text);
        }
    }
    gtk_widget_destroy(equalizerwin_load_window);
}

static void
equalizerwin_load_select(GtkTreeView *treeview, GtkTreePath *path,
                         GtkTreeViewColumn *col, gpointer data)
{
    equalizerwin_load_ok(NULL, treeview);
}

static void
equalizerwin_delete_delete(GtkWidget *widget, gpointer data)
{
    equalizerwin_delete_selected_presets(GTK_TREE_VIEW(data), "eq.preset");
}

static void
equalizerwin_save_auto_ok(GtkWidget *widget, gpointer data)
{
    const gchar *text;

    text = gtk_entry_get_text(GTK_ENTRY(equalizerwin_save_auto_entry));
    if (strlen(text) != 0)
        equalizer_auto_presets =
            equalizerwin_save_preset(equalizer_auto_presets, text,
                                     "eq.auto_preset");
    gtk_widget_destroy(equalizerwin_save_auto_window);
}

static void
equalizerwin_save_auto_select(GtkTreeView *treeview, GtkTreePath *path,
                              GtkTreeViewColumn *col, gpointer data)
{
    gchar *text;

    GtkTreeSelection *selection = gtk_tree_view_get_selection(treeview);
    GtkTreeModel *model;
    GtkTreeIter iter;

    if (selection)
    {
        if (gtk_tree_selection_get_selected(selection, &model, &iter))
        {
            gtk_tree_model_get(model, &iter, 0, &text, -1);
            gtk_entry_set_text(GTK_ENTRY(equalizerwin_save_auto_entry), text);
            equalizerwin_save_auto_ok(NULL, NULL);

            g_free(text);
        }
    }
}

static void
equalizerwin_load_auto_ok(GtkWidget *widget, gpointer data)
{
    gchar *text;

    GtkTreeView *view = GTK_TREE_VIEW(data);
    GtkTreeSelection *selection = gtk_tree_view_get_selection(view);
    GtkTreeModel *model;
    GtkTreeIter iter;

    if (selection)
    {
        if (gtk_tree_selection_get_selected(selection, &model, &iter))
        {
            gtk_tree_model_get(model, &iter, 0, &text, -1);
            equalizerwin_load_preset(equalizer_auto_presets, text);

            g_free(text);
        }
    }
    gtk_widget_destroy(equalizerwin_load_auto_window);
}

static void
equalizerwin_load_auto_select(GtkTreeView *treeview, GtkTreePath *path,
                              GtkTreeViewColumn *col, gpointer data)
{
    equalizerwin_load_auto_ok(NULL, treeview);
}

static void
equalizerwin_delete_auto_delete(GtkWidget *widget, gpointer data)
{
    equalizerwin_delete_selected_presets(GTK_TREE_VIEW(data), "eq.auto_preset");
}


static void
load_preset_file(const gchar *filename)
{
    RcFile *rcfile;

    if ((rcfile = bmp_rcfile_open(filename)) != NULL) {
        equalizerwin_read_bmp_preset(rcfile);
        bmp_rcfile_free(rcfile);
    }
}

static void
load_winamp_file(const gchar * filename)
{
    VFSFile *file;
    gchar *tmp;

    if (!(file = vfs_fopen(filename, "rb"))) {
        tmp = g_strconcat("Failed to load WinAmp file: ",filename,"\n",NULL);
        report_error(tmp);
        g_free(tmp);
        return;
    }

    equalizerwin_read_winamp_eqf(file);
    vfs_fclose(file);
}

static void
import_winamp_file(const gchar * filename)
{
    VFSFile *file;
    gchar *tmp;

    if (!(file = vfs_fopen(filename, "rb"))) {
        tmp = g_strconcat("Failed to import WinAmp file: ",filename,"\n",NULL);
        report_error(tmp);
        g_free(tmp);
        return;
    }

    equalizer_presets = g_list_concat(equalizer_presets,
                                      import_winamp_eqf(file));
    equalizerwin_write_preset_file(equalizer_presets, "eq.preset");

    vfs_fclose(file);
}

static void
save_preset_file(const gchar * filename)
{
    RcFile *rcfile;
    gint i;

    rcfile = bmp_rcfile_new();
    bmp_rcfile_write_float(rcfile, "Equalizer preset", "Preamp",
                           ui_skinned_equalizer_slider_get_position(equalizerwin_preamp));

    for (i = 0; i < 10; i++) {
        gchar tmp[7];
        g_snprintf(tmp, sizeof(tmp), "Band%d", i);
        bmp_rcfile_write_float(rcfile, "Equalizer preset", tmp,
                               ui_skinned_equalizer_slider_get_position(equalizerwin_bands[i]));
    }

    bmp_rcfile_write(rcfile, filename);
    bmp_rcfile_free(rcfile);
}

static void
save_winamp_file(const gchar * filename)
{
    VFSFile *file;

    gchar name[257];
    gint i;
    guchar bands[11];
    gchar *tmp;

    if (!(file = vfs_fopen(filename, "wb"))) {
        tmp = g_strconcat("Failed to save WinAmp file: ",filename,"\n",NULL);
        report_error(tmp);
        g_free(tmp);
        return;
    }

    vfs_fwrite("Winamp EQ library file v1.1\x1a!--", 1, 31, file);

    memset(name, 0, 257);
    strcpy(name, "Entry1");
    vfs_fwrite(name, 1, 257, file);

    for (i = 0; i < 10; i++)
        bands[i] = 63 - (((ui_skinned_equalizer_slider_get_position(equalizerwin_bands[i]) + 20) * 63) / 40);
    bands[10] = 63 - (((ui_skinned_equalizer_slider_get_position(equalizerwin_preamp) + 20) * 63) / 40);
    vfs_fwrite(bands, 1, 11, file);

    vfs_fclose(file);
}

static GtkWidget *
equalizerwin_create_list_window(GList *preset_list,
                                const gchar *title,
                                GtkWidget **window,
                                GtkSelectionMode sel_mode,
                                GtkWidget **entry,
                                const gchar *action_name,
                                GCallback action_func,
                                GCallback select_row_func)
{
    GtkWidget *vbox, *scrolled_window, *bbox, *view;
    GtkWidget *button_cancel, *button_action;
    GList *node;

    GtkListStore *store;
    GtkTreeIter iter;
    GtkTreeModel *model;
    GtkCellRenderer *renderer;
    GtkTreeSelection *selection;
    GtkTreeSortable *sortable;



    *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    gtk_window_set_title(GTK_WINDOW(*window), title);
    gtk_window_set_type_hint(GTK_WINDOW(*window), GDK_WINDOW_TYPE_HINT_DIALOG);
    gtk_window_set_default_size(GTK_WINDOW(*window), 350, 300);
    gtk_window_set_position(GTK_WINDOW(*window), GTK_WIN_POS_CENTER);
    gtk_container_set_border_width(GTK_CONTAINER(*window), 10);
    gtk_window_set_transient_for(GTK_WINDOW(*window),
                                 GTK_WINDOW(equalizerwin));
    g_signal_connect(*window, "destroy",
                     G_CALLBACK(gtk_widget_destroyed), window);

    vbox = gtk_vbox_new(FALSE, 10);
    gtk_container_add(GTK_CONTAINER(*window), vbox);

    scrolled_window = gtk_scrolled_window_new(NULL, NULL);
    gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);


    /* fill the store with the names of all available presets */
    store = gtk_list_store_new(1, G_TYPE_STRING);
    for (node = preset_list; node; node = g_list_next(node))
    {
        gtk_list_store_append(store, &iter);
        gtk_list_store_set(store, &iter,
                           0, ((EqualizerPreset*)node->data)->name,
                           -1);
    }
    model = GTK_TREE_MODEL(store);


    sortable = GTK_TREE_SORTABLE(store);
    gtk_tree_sortable_set_sort_column_id(sortable, 0, GTK_SORT_ASCENDING);


    view = gtk_tree_view_new();
    renderer = gtk_cell_renderer_text_new();
    gtk_tree_view_insert_column_with_attributes(GTK_TREE_VIEW(view), -1,
                                                _("Presets"), renderer,
                                                "text", 0, NULL);
    gtk_tree_view_set_model(GTK_TREE_VIEW(view), model);
    g_object_unref(model);

    selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(view));
    gtk_tree_selection_set_mode(selection, sel_mode);




    gtk_container_add(GTK_CONTAINER(scrolled_window), view);
    gtk_box_pack_start(GTK_BOX(vbox), scrolled_window, TRUE, TRUE, 0);

    if (entry) {
        *entry = gtk_entry_new();
        g_signal_connect(*entry, "activate", action_func, NULL);
        gtk_box_pack_start(GTK_BOX(vbox), *entry, FALSE, FALSE, 0);
    }

    bbox = gtk_hbutton_box_new();
    gtk_button_box_set_layout(GTK_BUTTON_BOX(bbox), GTK_BUTTONBOX_END);
    gtk_button_box_set_spacing(GTK_BUTTON_BOX(bbox), 5);
    gtk_box_pack_start(GTK_BOX(vbox), bbox, FALSE, FALSE, 0);

    button_cancel = gtk_button_new_from_stock(GTK_STOCK_CANCEL);
    g_signal_connect_swapped(button_cancel, "clicked",
                             G_CALLBACK(gtk_widget_destroy),
                             GTK_OBJECT(*window));
    gtk_box_pack_start(GTK_BOX(bbox), button_cancel, TRUE, TRUE, 0);

    button_action = gtk_button_new_from_stock(action_name);
    g_signal_connect(button_action, "clicked", G_CALLBACK(action_func), view);
    GTK_WIDGET_SET_FLAGS(button_action, GTK_CAN_DEFAULT);

    if (select_row_func)
        g_signal_connect(view, "row-activated", G_CALLBACK(select_row_func), NULL);

        
    gtk_box_pack_start(GTK_BOX(bbox), button_action, TRUE, TRUE, 0);

    gtk_widget_grab_default(button_action);


    gtk_widget_show_all(*window);

    return *window;
}

void
equalizerwin_load_auto_preset(const gchar * filename)
{
    gchar *presetfilename, *directory;
    RcFile *rcfile;

    g_return_if_fail(filename != NULL);

    if (!cfg.equalizer_autoload)
        return;

    presetfilename = g_strconcat(filename, ".", cfg.eqpreset_extension, NULL);

    /* First try to find a per file preset file */
    if (strlen(cfg.eqpreset_extension) > 0 &&
        (rcfile = bmp_rcfile_open(presetfilename)) != NULL) {
        g_free(presetfilename);
        equalizerwin_read_bmp_preset(rcfile);
        bmp_rcfile_free(rcfile);
        return;
    }

    g_free(presetfilename);

    directory = g_path_get_dirname(filename);
    presetfilename = g_build_filename(directory, cfg.eqpreset_default_file,
                                      NULL);
    g_free(directory);

    /* Try to find a per directory preset file */
    if (strlen(cfg.eqpreset_default_file) > 0 &&
        (rcfile = bmp_rcfile_open(presetfilename)) != NULL) {
        equalizerwin_read_bmp_preset(rcfile);
        bmp_rcfile_free(rcfile);
    }
    else if (!equalizerwin_load_preset
             (equalizer_auto_presets, g_basename(filename))) {
        /* Fall back to the oldstyle auto presets */
        equalizerwin_load_preset(equalizer_presets, "Default");
    }

    g_free(presetfilename);
}

void
equalizerwin_set_preamp(gfloat preamp)
{
    ui_skinned_equalizer_slider_set_position(equalizerwin_preamp, preamp);
    equalizerwin_eq_changed();
}

void
equalizerwin_set_band(gint band, gfloat value)
{
    g_return_if_fail(band >= 0 && band < 10);
    ui_skinned_equalizer_slider_set_position(equalizerwin_bands[band], value);
}

gfloat
equalizerwin_get_preamp(void)
{
    return ui_skinned_equalizer_slider_get_position(equalizerwin_preamp);
}

gfloat
equalizerwin_get_band(gint band)
{
    g_return_val_if_fail(band >= 0 && band < 10, 0.0);
    return ui_skinned_equalizer_slider_get_position(equalizerwin_bands[band]);
}

void
action_equ_load_preset(void)
{
    if (equalizerwin_load_window) {
        gtk_window_present(GTK_WINDOW(equalizerwin_load_window));
        return;
    }
    
    equalizerwin_create_list_window(equalizer_presets,
                                    Q_("Load preset"),
                                    &equalizerwin_load_window,
                                    GTK_SELECTION_SINGLE, NULL,
                                    GTK_STOCK_OK,
                                    G_CALLBACK(equalizerwin_load_ok),
                                    G_CALLBACK(equalizerwin_load_select));
}

void
action_equ_load_auto_preset(void)
{
    if (equalizerwin_load_auto_window) {
        gtk_window_present(GTK_WINDOW(equalizerwin_load_auto_window));
        return;
    }

    equalizerwin_create_list_window(equalizer_auto_presets,
                                    Q_("Load auto-preset"),
                                    &equalizerwin_load_auto_window,
                                    GTK_SELECTION_SINGLE, NULL,
                                    GTK_STOCK_OK,
                                    G_CALLBACK(equalizerwin_load_auto_ok),
                                    G_CALLBACK(equalizerwin_load_auto_select));
}

void
action_equ_load_default_preset(void)
{
    equalizerwin_load_preset(equalizer_presets, "Default");
}

void
action_equ_zero_preset(void)
{
    gint i;

    ui_skinned_equalizer_slider_set_position(equalizerwin_preamp, 0);
    for (i = 0; i < 10; i++)
        ui_skinned_equalizer_slider_set_position(equalizerwin_bands[i], 0);

    equalizerwin_eq_changed();
}

void
action_equ_load_preset_file(void)
{
    GtkWidget *dialog;
    gchar *filename;

    dialog = make_filebrowser(Q_("Load equalizer preset"), FALSE);
    if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
    {
        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
        load_preset_file(filename);
        g_free(filename);
    }
    gtk_widget_destroy(dialog);
}

void
action_equ_load_preset_eqf(void)
{
    GtkWidget *dialog;
    gchar *filename;

    dialog = make_filebrowser(Q_("Load equalizer preset"), FALSE);
    if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
    {
        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
        load_winamp_file(filename);
        g_free(filename);
    }
    gtk_widget_destroy(dialog);
}

void
action_equ_import_winamp_presets(void)
{
    GtkWidget *dialog;
    gchar *filename;

    dialog = make_filebrowser(Q_("Load equalizer preset"), FALSE);
    if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
    {
        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
        import_winamp_file(filename);
        g_free(filename);
    }
    gtk_widget_destroy(dialog);
}

void
action_equ_save_preset(void)
{
    if (equalizerwin_save_window) {
        gtk_window_present(GTK_WINDOW(equalizerwin_save_window));
        return;
    }
     
    equalizerwin_create_list_window(equalizer_presets,
                                    Q_("Save preset"),
                                    &equalizerwin_save_window,
                                    GTK_SELECTION_SINGLE,
                                    &equalizerwin_save_entry,
                                    GTK_STOCK_OK,
                                    G_CALLBACK(equalizerwin_save_ok),
                                    G_CALLBACK(equalizerwin_save_select));
}

void
action_equ_save_auto_preset(void)
{
    gchar *name;
    Playlist *playlist = playlist_get_active();

    if (equalizerwin_save_auto_window)
        gtk_window_present(GTK_WINDOW(equalizerwin_save_auto_window));
    else
        equalizerwin_create_list_window(equalizer_auto_presets,
                                        Q_("Save auto-preset"),
                                        &equalizerwin_save_auto_window,
                                        GTK_SELECTION_SINGLE,
                                        &equalizerwin_save_auto_entry,
                                        GTK_STOCK_OK,
                                        G_CALLBACK(equalizerwin_save_auto_ok),
                                        G_CALLBACK(equalizerwin_save_auto_select));

    name = playlist_get_filename(playlist, playlist_get_position(playlist));
    if (name) {
        gtk_entry_set_text(GTK_ENTRY(equalizerwin_save_auto_entry),
                           g_basename(name));
        g_free(name);
    }
}

void
action_equ_save_default_preset(void)
{
    equalizer_presets =
        equalizerwin_save_preset(equalizer_presets, Q_("Default"), "eq.preset");
}

void
action_equ_save_preset_file(void)
{
    GtkWidget *dialog;
    gchar *filename;
    gchar *songname;
    Playlist *playlist = playlist_get_active();

    dialog = make_filebrowser(Q_("Save equalizer preset"), TRUE);
    if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
    {
        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
        save_preset_file(filename);
        g_free(filename);
    }

    songname = playlist_get_filename(playlist, playlist_get_position(playlist));
    if (songname) {
        gchar *eqname = g_strdup_printf("%s.%s", songname,
                                        cfg.eqpreset_extension);
        g_free(songname);
        gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog),
                                      eqname);
        g_free(eqname);
    }

    gtk_widget_destroy(dialog);
}

void
action_equ_save_preset_eqf(void)
{
    GtkWidget *dialog;
    gchar *filename;

    dialog = make_filebrowser(Q_("Save equalizer preset"), TRUE);
    if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT)
    {
        filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
        save_winamp_file(filename);
        g_free(filename);
    }
    gtk_widget_destroy(dialog);
}

void
action_equ_delete_preset(void)
{
    if (equalizerwin_delete_window) {
        gtk_window_present(GTK_WINDOW(equalizerwin_delete_window));
        return;
    }
    
    equalizerwin_create_list_window(equalizer_presets,
                                    Q_("Delete preset"),
                                    &equalizerwin_delete_window,
                                    GTK_SELECTION_EXTENDED, NULL,
                                    GTK_STOCK_DELETE,
                                    G_CALLBACK(equalizerwin_delete_delete),
                                    NULL);
}

void
action_equ_delete_auto_preset(void)
{
    if (equalizerwin_delete_auto_window) {
        gtk_window_present(GTK_WINDOW(equalizerwin_delete_auto_window));
        return;
    }
    
    equalizerwin_create_list_window(equalizer_auto_presets,
                                    Q_("Delete auto-preset"),
                                    &equalizerwin_delete_auto_window,
                                    GTK_SELECTION_EXTENDED, NULL,
                                    GTK_STOCK_DELETE,
                                    G_CALLBACK(equalizerwin_delete_auto_delete),
                                    NULL);
}

void
equalizer_activate(gboolean active)
{
    cfg.equalizer_active = active;
    UI_SKINNED_BUTTON(equalizerwin_on)->inside = active;
    gtk_widget_queue_draw(equalizerwin_on);

    equalizerwin_eq_changed();
}
