configure.c

xmms-1.2.10.tar.gz学习使用的就下吧

/*
 *  Copyright (C) 2001  CubeSoft Communications, Inc.
 *  <http://www.csoft.org>
 *
 *  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 <errno.h>
#include "sun.h"
#include "libxmms/util.h"
#include "xmms/i18n.h"

#include "mixer.h"

struct sun_statsframe stats_frame;

static GtkWidget *configure_win;
static GtkWidget *buffer_size_spin, *buffer_pre_spin;
static GtkWidget *adevice_entry, *actldevice_entry, *mdevice_entry;
static GtkWidget *keepopen_cbutton;
static char devaudio[64], devaudioctl[64], devmixer[64], mixer_toggle[64];

static void configure_win_destroy();

static void configure_win_ok_cb(GtkWidget *w, gpointer data)
{
	ConfigFile *cfgfile;

	strcpy(audio.devaudio, gtk_entry_get_text(GTK_ENTRY(adevice_entry)));
	strcpy(audio.devmixer, gtk_entry_get_text(GTK_ENTRY(mdevice_entry)));

	audio.req_buffer_size = gtk_spin_button_get_value_as_int(
		GTK_SPIN_BUTTON(buffer_size_spin));
	audio.req_prebuffer_size = gtk_spin_button_get_value_as_int(
		GTK_SPIN_BUTTON(buffer_pre_spin));

	if (sun_mixer_open() == 0)
	{
		audio.mixer_keepopen = gtk_toggle_button_get_active(
			GTK_TOGGLE_BUTTON(keepopen_cbutton));
		sun_mixer_close();
	}

	cfgfile = xmms_cfg_open_default_file();

	xmms_cfg_write_string(cfgfile, "sun",
			      "audio_devaudio", audio.devaudio);
	xmms_cfg_write_string(cfgfile, "sun",
			      "audio_devaudioctl", audio.devaudioctl);
	xmms_cfg_write_string(cfgfile, "sun",
			      "audio_devmixer", audio.devmixer);

	xmms_cfg_write_string(cfgfile, "sun",
			      "mixer_voldev", audio.mixer_voldev);
	xmms_cfg_write_boolean(cfgfile, "sun",
			       "mixer_keepopen", audio.mixer_keepopen);

	xmms_cfg_write_int(cfgfile, "sun",
			   "buffer_size", audio.req_buffer_size);
	xmms_cfg_write_int(cfgfile, "sun",
			   "prebuffer_size", audio.req_prebuffer_size);

	xmms_cfg_write_default_file(cfgfile);
	xmms_cfg_free(cfgfile);

	configure_win_destroy();
}

static void configure_win_cancel_cb(GtkWidget *w, gpointer data)
{
	configure_win_destroy();
}

static void mixer_cbutton_toggled_cb(GtkWidget *w, int id)
{
	mixer_ctrl_t mixer;

	if (sun_mixer_open() == 0)
	{
		mixer.type = AUDIO_MIXER_ENUM;
		mixer.dev = id;
		mixer_toggle[id] = !mixer_toggle[id];
		mixer.un.ord = mixer_toggle[id];

		if (ioctl(audio.mixerfd, AUDIO_MIXER_WRITE, &mixer) != 0)
			g_warning("Could not toggle mixer setting %i", id);
		sun_mixer_close();
	}
}

static void configure_win_mixer_volume_dev_cb(GtkWidget *w, gint voldev_index)
{
	mixer_devinfo_t info;

	if (sun_mixer_open() == 0)
	{
		info.index = voldev_index;
		if (!ioctl(audio.mixerfd, AUDIO_MIXER_DEVINFO, &info))
			strcpy(audio.mixer_voldev, info.label.name);
		sun_mixer_close();
	}
}

static void configure_win_destroy(void)
{
	stats_frame.active = 0;

	if (!pthread_mutex_lock(&stats_frame.active_mutex))
	{
		if (!pthread_mutex_lock(&stats_frame.audioctl_mutex))
		{
			if (stats_frame.fd)
			{
				close(stats_frame.fd);
				stats_frame.fd = 0;
			}
			pthread_mutex_unlock(&stats_frame.audioctl_mutex);
			pthread_mutex_destroy(&stats_frame.audioctl_mutex);
		}
		pthread_mutex_unlock(&stats_frame.active_mutex);
		pthread_mutex_destroy(&stats_frame.active_mutex);
	}
	gtk_widget_destroy(configure_win);
	configure_win = NULL;
}

static void configure_mixer_volumedev_scan(gchar *type, GtkWidget *option_menu)
{
	mixer_devinfo_t info;
	GtkWidget *menu;

	if (sun_mixer_open() < 0)
		return;

	menu = gtk_menu_new();

	/* FIXME: info is used while undefined here */
	for (info.index = 0;
	     ioctl(audio.mixerfd, AUDIO_MIXER_DEVINFO, &info) == 0;
	     info.index++)
	{
		GtkWidget *item;

		if (info.type == AUDIO_MIXER_VALUE)
		{
			item = gtk_menu_item_new_with_label(info.label.name);
			gtk_signal_connect(GTK_OBJECT(item), "activate",
					   configure_win_mixer_volume_dev_cb,
					   (gpointer) info.index);

			gtk_widget_show(item);
			gtk_menu_append(GTK_MENU(menu), item);

			if (!strcmp(info.label.name, audio.mixer_voldev))
				gtk_menu_reorder_child(GTK_MENU(menu), item, 0);
		}
	}

	gtk_option_menu_set_menu(GTK_OPTION_MENU(option_menu), menu);

	sun_mixer_close();
}

static void configure_adevice_box(GtkWidget *dev_vbox)
{
	GtkWidget *adevice_frame, *adevice_vbox;

	adevice_frame = gtk_frame_new(_("Audio device:"));
	gtk_box_pack_start(GTK_BOX(dev_vbox), adevice_frame, FALSE, FALSE, 0);

	adevice_vbox = gtk_vbox_new(FALSE, 5);
	gtk_container_set_border_width(GTK_CONTAINER(adevice_vbox), 5);
	gtk_container_add(GTK_CONTAINER(adevice_frame), adevice_vbox);

	strcpy(devaudio, audio.devaudio);

	adevice_entry = gtk_entry_new();
	gtk_entry_set_text(GTK_ENTRY(adevice_entry), devaudio);
	gtk_box_pack_start_defaults(GTK_BOX(adevice_vbox), adevice_entry);
}

static void configure_actldevice_box(GtkWidget *dev_vbox)
{
	GtkWidget *actldevice_frame, *actldevice_vbox;

	actldevice_frame = gtk_frame_new(_("Audio control device:"));
	gtk_box_pack_start(GTK_BOX(dev_vbox), actldevice_frame,
			   FALSE, FALSE, 0);

	actldevice_vbox = gtk_vbox_new(FALSE, 5);
	gtk_container_set_border_width(GTK_CONTAINER(actldevice_vbox), 5);
	gtk_container_add(GTK_CONTAINER(actldevice_frame), actldevice_vbox);

	strcpy(devaudioctl, audio.devaudioctl);

	actldevice_entry = gtk_entry_new();
	gtk_entry_set_text(GTK_ENTRY(actldevice_entry), devaudioctl);
	gtk_box_pack_start_defaults(GTK_BOX(actldevice_vbox), actldevice_entry);
}

static void configure_mdevice_box(GtkWidget *dev_vbox)
{
	GtkWidget *mdevice_frame, *mdevice_vbox;

	mdevice_frame = gtk_frame_new(_("Mixer device:"));
	gtk_box_pack_start(GTK_BOX(dev_vbox), mdevice_frame, FALSE, FALSE, 0);

	mdevice_vbox = gtk_vbox_new(FALSE, 0);
	gtk_container_set_border_width(GTK_CONTAINER(mdevice_vbox), 5);
	gtk_container_add(GTK_CONTAINER(mdevice_frame), mdevice_vbox);

	strcpy(devmixer, audio.devmixer);

	mdevice_entry = gtk_entry_new();
	gtk_entry_set_text(GTK_ENTRY(mdevice_entry), devmixer);
	gtk_box_pack_start_defaults(GTK_BOX(mdevice_vbox), mdevice_entry);

}


static void configure_devices_frame(GtkWidget *vbox, GtkWidget * notebook)
{
	GtkWidget *dev_vbox;

	dev_vbox = gtk_vbox_new(FALSE, 5);
	gtk_container_set_border_width(GTK_CONTAINER(dev_vbox), 5);

	configure_adevice_box(dev_vbox);
	configure_actldevice_box(dev_vbox);
	configure_mdevice_box(dev_vbox);

	gtk_notebook_append_page(GTK_NOTEBOOK(notebook), dev_vbox,
				 gtk_label_new(_("Devices")));
}


static void configure_buffering_frame(GtkWidget *vbox, GtkWidget * notebook)
{
	GtkWidget *buffer_frame, *buffer_vbox, *buffer_table;
	GtkWidget *buffer_size_box, *buffer_size_label;
	GtkObject *buffer_size_adj, *buffer_pre_adj;
	GtkWidget *buffer_pre_box, *buffer_pre_label;

	buffer_frame = gtk_frame_new(_("Buffering:"));
	gtk_container_set_border_width(GTK_CONTAINER(buffer_frame), 5);

	buffer_vbox = gtk_vbox_new(FALSE, 0);
	gtk_container_add(GTK_CONTAINER(buffer_frame), buffer_vbox);

	buffer_table = gtk_table_new(2, 1, TRUE);
	gtk_container_set_border_width(GTK_CONTAINER(buffer_table), 5);
	gtk_box_pack_start(GTK_BOX(buffer_vbox), buffer_table, FALSE, FALSE, 0);

	buffer_size_box = gtk_hbox_new(FALSE, 5);
	gtk_table_attach_defaults( GTK_TABLE(buffer_table),
	    buffer_size_box, 0, 1, 0, 1);
	buffer_size_label = gtk_label_new(_("Buffer size (ms):"));

	gtk_box_pack_start(GTK_BOX(buffer_size_box), buffer_size_label,
			   FALSE, FALSE, 0);

	buffer_size_adj = gtk_adjustment_new(audio.req_buffer_size,
					     200, 131072, 100, 100, 100);

	buffer_size_spin = gtk_spin_button_new(GTK_ADJUSTMENT(buffer_size_adj),
					       8, 0);

	gtk_widget_set_usize(buffer_size_spin, 60, -1);
	gtk_box_pack_start(GTK_BOX(buffer_size_box),
			   buffer_size_spin, FALSE, FALSE, 0);

	buffer_pre_box = gtk_hbox_new(FALSE, 5);
	gtk_table_attach_defaults(GTK_TABLE(buffer_table),
				  buffer_pre_box, 1, 2, 0, 1);
	buffer_pre_label = gtk_label_new(_("Pre-buffer (percent):"));
	gtk_box_pack_start(GTK_BOX(buffer_pre_box), buffer_pre_label,
			   FALSE, FALSE, 0);