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#include <gtk/gtk.h>
#include "echo.h"
static const char echo_about_text[] = "Echo Plugin\n\n\
By Johan Levin 1999.";
GtkWidget *conf_dialog = NULL, *echo_about_dialog = NULL;
GtkObject *echo_delay_adj, *echo_feedback_adj, *echo_volume_adj;
static gint echo_about_destroy_cb(GtkWidget * w, GdkEventAny * e, gpointer data)
{
gtk_widget_destroy(echo_about_dialog);
echo_about_dialog = NULL;
return TRUE;
}
static void echo_about_ok_cb(GtkButton * button, gpointer data)
{
gtk_widget_destroy(GTK_WIDGET(echo_about_dialog));
echo_about_dialog = NULL;
}
void echo_about(void)
{
GtkWidget *hbox, *text, *button;
if (echo_about_dialog != NULL)
return;
echo_about_dialog = gtk_dialog_new();
gtk_signal_connect(GTK_OBJECT(echo_about_dialog), "destroy",
GTK_SIGNAL_FUNC(echo_about_destroy_cb), NULL);
gtk_window_set_title(GTK_WINDOW(echo_about_dialog), "Configure Extra Stero");
hbox = gtk_hbox_new(FALSE, 0);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(echo_about_dialog)->vbox), hbox,
TRUE, TRUE, 5);
gtk_widget_show(hbox);
text = gtk_text_new(NULL, NULL);
gtk_text_set_editable(GTK_TEXT(text), FALSE);
gtk_text_insert(GTK_TEXT(text), NULL, NULL, NULL,
echo_about_text, strlen(echo_about_text));
gtk_box_pack_start(GTK_BOX(hbox), text, TRUE, TRUE, 5);
gtk_widget_show(text);
button = gtk_button_new_with_label("Ok");
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(echo_about_dialog)->action_area),
button, TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(echo_about_ok_cb), NULL);
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_widget_grab_default(button);
gtk_widget_show(button);
gtk_widget_show(echo_about_dialog);
}
static gint conf_destroy_cb(GtkWidget * w, GdkEventAny * e, gpointer data)
{
gtk_widget_destroy(conf_dialog);
conf_dialog = NULL;
return TRUE;
}
static void conf_ok_cb(GtkButton * button, gpointer data)
{
echo_delay = GTK_ADJUSTMENT(echo_delay_adj)->value;
echo_feedback = GTK_ADJUSTMENT(echo_feedback_adj)->value;
echo_volume = GTK_ADJUSTMENT(echo_volume_adj)->value;
gtk_widget_destroy(GTK_WIDGET(conf_dialog));
conf_dialog = NULL;
}
static void conf_cancel_cb(GtkButton * button, gpointer data)
{
gtk_widget_destroy(GTK_WIDGET(conf_dialog));
conf_dialog = NULL;
}
static void conf_apply_cb(GtkButton * button, gpointer data)
{
echo_delay = GTK_ADJUSTMENT(echo_delay_adj)->value;
echo_feedback = GTK_ADJUSTMENT(echo_feedback_adj)->value;
echo_volume = GTK_ADJUSTMENT(echo_volume_adj)->value;
}
void echo_configure(void)
{
GtkWidget *button, *table, *label, *hscale;
if (conf_dialog != NULL)
return;
conf_dialog = gtk_dialog_new();
gtk_signal_connect(GTK_OBJECT(conf_dialog), "destroy",
GTK_SIGNAL_FUNC(conf_destroy_cb), NULL);
gtk_window_set_title(GTK_WINDOW(conf_dialog), "Configure Echo");
echo_delay_adj = gtk_adjustment_new(echo_delay, 0, MAX_DELAY + 100, 10, 100, 100);
echo_feedback_adj = gtk_adjustment_new(echo_feedback, 0, 100 + 10, 2, 10, 10);
echo_volume_adj = gtk_adjustment_new(echo_volume, 0, 100 + 10, 2, 10, 10);
table = gtk_table_new(2, 3, FALSE);
gtk_container_set_border_width(GTK_CONTAINER(table), 5);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(conf_dialog)->vbox), table,
TRUE, TRUE, 5);
gtk_widget_show(table);
label = gtk_label_new("Delay: (ms)");
gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 0, 1);
gtk_widget_show(label);
label = gtk_label_new("Feedback: (%)");
gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 1, 2);
gtk_widget_show(label);
label = gtk_label_new("Volume: (%)");
gtk_table_attach_defaults(GTK_TABLE(table), label, 0, 1, 2, 3);
gtk_widget_show(label);
hscale = gtk_hscale_new(GTK_ADJUSTMENT(echo_delay_adj));
gtk_widget_set_usize(hscale, 400, 35);
gtk_table_attach_defaults(GTK_TABLE(table), hscale, 1, 2, 0, 1);
gtk_widget_show(hscale);
hscale = gtk_hscale_new(GTK_ADJUSTMENT(echo_feedback_adj));
gtk_widget_set_usize(hscale, 400, 35);
gtk_table_attach_defaults(GTK_TABLE(table), hscale, 1, 2, 1, 2);
gtk_widget_show(hscale);
hscale = gtk_hscale_new(GTK_ADJUSTMENT(echo_volume_adj));
gtk_widget_set_usize(hscale, 400, 35);
gtk_table_attach_defaults(GTK_TABLE(table), hscale, 1, 2, 2, 3);
gtk_widget_show(hscale);
button = gtk_button_new_with_label("Ok");
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(conf_dialog)->action_area), button,
TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(conf_ok_cb), NULL);
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_widget_grab_default(button);
gtk_widget_show(button);
button = gtk_button_new_with_label("Cancel");
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(conf_dialog)->action_area), button,
TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(conf_cancel_cb), NULL);
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_widget_show(button);
button = gtk_button_new_with_label("Apply");
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(conf_dialog)->action_area), button,
TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(conf_apply_cb), NULL);
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_widget_show(button);
gtk_widget_show(conf_dialog);
}
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