/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
/*
 * main.c
 * Copyright (C) John Stebbins 2008 <stebbins@stebbins>
 * 
 * main.c is free software.
 * 
 * You may 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.
 * 
 * main.c 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 main.c.  If not, write to:
 * 	The Free Software Foundation, Inc.,
 * 	51 Franklin Street, Fifth Floor
 * 	Boston, MA  02110-1301, USA.
 */

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>

#include <config.h>

#include <gtk/gtk.h>

#if !defined(_WIN32)
#include <gst/gst.h>
#include <libnotify/notify.h>
#include <dbus/dbus-glib.h>
#else
#include <windows.h>
#include <io.h>
#define pipe(phandles)	_pipe (phandles, 4096, _O_BINARY)
#endif

#include <glib/gstdio.h>
#include <gio/gio.h>
#include "hb.h"
#include "renderer_button.h"
#include "hb-backend.h"
#include "ghb-dvd.h"
#include "ghbcellrenderertext.h"
#include "values.h"
#include "icons.h"
#include "callbacks.h"
#include "queuehandler.h"
#include "x264handler.h"
#include "settings.h"
#include "resources.h"
#include "presets.h"
#include "preview.h"
#include "ghbcompositor.h"


/*
 * Standard gettext macros.
 */
#ifdef ENABLE_NLS
#  include <libintl.h>
#  undef _
#  define _(String) dgettext (PACKAGE, String)
#  ifdef gettext_noop
#    define N_(String) gettext_noop (String)
#  else
#    define N_(String) (String)
#  endif
#else
#  define textdomain(String) (String)
#  define gettext(String) (String)
#  define dgettext(Domain,Message) (Message)
#  define dcgettext(Domain,Message,Type) (Message)
#  define bindtextdomain(Domain,Directory) (Domain)
#  define _(String) (String)
#  define N_(String) (String)
#endif


#define BUILDER_NAME "ghb"

GtkBuilder*
create_builder_or_die(const gchar * name)
{
	guint res = 0;
	GValue *gval;
	GError *error = NULL;
	const gchar *ghb_ui;

    const gchar *markup =
        N_("<b><big>Unable to create %s.</big></b>\n"
        "\n"
        "Internal error. Could not parse UI description.\n"
		"%s");
	g_debug("create_builder_or_die ()\n");
	GtkBuilder *xml = gtk_builder_new();
	gval = ghb_resource_get("ghb-ui");
	ghb_ui = g_value_get_string(gval);
	if (xml != NULL)
		res = gtk_builder_add_from_string(xml, ghb_ui, -1, &error);
    if (!xml || !res) 
	{
        GtkWidget *dialog = gtk_message_dialog_new_with_markup(NULL,
            GTK_DIALOG_MODAL,
            GTK_MESSAGE_ERROR,
            GTK_BUTTONS_CLOSE,
            _(markup),
            name, error->message);
        gtk_dialog_run(GTK_DIALOG(dialog));
        gtk_widget_destroy(dialog);
        exit(EXIT_FAILURE);
    }
    return xml;
}

static GCallback
self_symbol_lookup(const gchar * symbol_name)
{
    static GModule *module = NULL;
    gpointer symbol = NULL;

    if (!module)
        module = g_module_open(NULL, 0);

    g_module_symbol(module, symbol_name, &symbol);
    return (GCallback) symbol;
}


static void
MyConnect(
	GtkBuilder *builder,
	GObject *object,
	const gchar *signal_name,
	const gchar *handler_name,
	GObject *connect_object,
	GConnectFlags flags,
	gpointer user_data)
{
	GCallback callback;

    g_return_if_fail(object != NULL);
    g_return_if_fail(handler_name != NULL);
    g_return_if_fail(signal_name != NULL);

	//const gchar *name = ghb_get_setting_key((GtkWidget*)object);
	//g_message("\n\nname %s", name);
	g_debug("handler_name %s", handler_name);
	g_debug("signal_name %s", signal_name);
    callback = self_symbol_lookup(handler_name);
    if (!callback) 
	{
        g_message("Signal handler (%s) not found", handler_name);
        return;
    }
    if (connect_object) 
	{
        g_signal_connect_object(object, signal_name, callback, connect_object, flags);
    }
    else 
	{
        if (flags & G_CONNECT_AFTER)
		{
            g_signal_connect_after( object, signal_name, callback, user_data);
		}
        else
		{
            g_signal_connect(object, signal_name, callback, user_data);
		}
    }
}

#if 0
// If you should ever need to change the font for the running application..
// Ugly but effective.
void
change_font(GtkWidget *widget, gpointer data)
{
    PangoFontDescription *font_desc;
    gchar *font = (gchar*)data;
    const gchar *name;

    font_desc = pango_font_description_from_string(font);
    if (font_desc == NULL) exit(1);
    gtk_widget_modify_font(widget, font_desc);
    name = ghb_get_setting_key(widget);
    g_debug("changing font for widget %s\n", name);
    if (GTK_IS_CONTAINER(widget))
    {
        gtk_container_foreach((GtkContainer*)widget, change_font, data);
    }
}
    //gtk_container_foreach((GtkContainer*)window, change_font, "sans 20");
#endif

extern G_MODULE_EXPORT void chapter_edited_cb(void);
extern G_MODULE_EXPORT void chapter_keypress_cb(void);

// Create and bind the tree model to the tree view for the chapter list
// Also, connect up the signal that lets us know the selection has changed
static void
bind_chapter_tree_model (signal_user_data_t *ud)
{
	GtkCellRenderer *cell;
	GtkTreeViewColumn *column;
	GtkListStore *treestore;
	GtkTreeView  *treeview;
	GtkTreeSelection *selection;

	g_debug("bind_chapter_tree_model ()\n");
	treeview = GTK_TREE_VIEW(GHB_WIDGET (ud->builder, "chapters_list"));
	selection = gtk_tree_view_get_selection (treeview);
	treestore = gtk_list_store_new(4, G_TYPE_INT, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_BOOLEAN);
	gtk_tree_view_set_model(treeview, GTK_TREE_MODEL(treestore));

	cell = ghb_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("Index"), cell, "text", 0, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));

	cell = ghb_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("Duration"), cell, "text", 1, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));

	cell = ghb_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
					_("Title"), cell, "text", 2, "editable", 3, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));

	g_signal_connect(cell, "key-press-event", chapter_keypress_cb, ud);
	g_signal_connect(cell, "edited", chapter_edited_cb, ud);
	g_debug("Done\n");
}


extern G_MODULE_EXPORT void queue_list_selection_changed_cb(void);
extern G_MODULE_EXPORT void queue_remove_clicked_cb(void);
extern G_MODULE_EXPORT void queue_list_size_allocate_cb(void);
extern G_MODULE_EXPORT void queue_drag_cb(void);
extern G_MODULE_EXPORT void queue_drag_motion_cb(void);

// Create and bind the tree model to the tree view for the queue list
// Also, connect up the signal that lets us know the selection has changed
static void
bind_queue_tree_model (signal_user_data_t *ud)
{
	GtkCellRenderer *cell, *textcell;
	GtkTreeViewColumn *column;
	GtkTreeStore *treestore;
	GtkTreeView  *treeview;
	GtkTreeSelection *selection;
	GtkTargetEntry SrcEntry;
	SrcEntry.target = "DATA";
	SrcEntry.flags = GTK_TARGET_SAME_WIDGET;

	g_debug("bind_queue_tree_model ()\n");
	treeview = GTK_TREE_VIEW(GHB_WIDGET (ud->builder, "queue_list"));
	selection = gtk_tree_view_get_selection (treeview);
	treestore = gtk_tree_store_new(3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
	gtk_tree_view_set_model(treeview, GTK_TREE_MODEL(treestore));

	column = gtk_tree_view_column_new();
	gtk_tree_view_column_set_title (column, _("Job Information"));
	cell = gtk_cell_renderer_pixbuf_new();
	g_object_set(cell, "yalign", 0.0, NULL);
	gtk_tree_view_column_pack_start (column, cell, FALSE);
	gtk_tree_view_column_add_attribute (column, cell, "icon-name", 0);
	textcell = gtk_cell_renderer_text_new();
	g_object_set(textcell, "wrap-mode", PANGO_WRAP_CHAR, NULL);
	g_object_set(textcell, "wrap-width", 500, NULL);
	gtk_tree_view_column_pack_start (column, textcell, TRUE);
	gtk_tree_view_column_add_attribute (column, textcell, "markup", 1);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	gtk_tree_view_column_set_expand (column, TRUE);
	gtk_tree_view_column_set_max_width (column, 550);

	cell = custom_cell_renderer_button_new();
	g_object_set(cell, "yalign", 0.0, NULL);
	column = gtk_tree_view_column_new_with_attributes(
									_(""), cell, "icon-name", 2, NULL);
	gtk_tree_view_column_set_min_width (column, 24);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));

	gtk_tree_view_enable_model_drag_dest (treeview, &SrcEntry, 1, 
											GDK_ACTION_MOVE);
	gtk_tree_view_enable_model_drag_source (treeview, GDK_BUTTON1_MASK, 
											&SrcEntry, 1, GDK_ACTION_MOVE);

	g_signal_connect(selection, "changed", queue_list_selection_changed_cb, ud);
	g_signal_connect(cell, "clicked", queue_remove_clicked_cb, ud);
	g_signal_connect(treeview, "size-allocate", queue_list_size_allocate_cb, 
						textcell);
	g_signal_connect(treeview, "drag_data_received", queue_drag_cb, ud);
	g_signal_connect(treeview, "drag_motion", queue_drag_motion_cb, ud);

	// Work around silly treeview display bug.  If the treeview
	// hasn't been shown yet, the width request doesn't seem
	// to work right.  Cells get badly formatted.
	GtkWidget *widget = GHB_WIDGET (ud->builder, "queue_window");
	gtk_widget_show (widget);
	gtk_widget_hide (widget);
}

extern G_MODULE_EXPORT void audio_list_selection_changed_cb(void);

// Create and bind the tree model to the tree view for the audio track list
// Also, connect up the signal that lets us know the selection has changed
static void
bind_audio_tree_model (signal_user_data_t *ud)
{
	GtkCellRenderer *cell;
	GtkTreeViewColumn *column;
	GtkListStore *treestore;
	GtkTreeView  *treeview;
	GtkTreeSelection *selection;
	GtkWidget *widget;

	g_debug("bind_audio_tree_model ()\n");
	treeview = GTK_TREE_VIEW(GHB_WIDGET (ud->builder, "audio_list"));
	selection = gtk_tree_view_get_selection (treeview);
	// 12 columns in model.  6 are visible, the other 6 are for storing
	// values that I need
	treestore = gtk_list_store_new(12, G_TYPE_STRING, G_TYPE_STRING, 
								   G_TYPE_STRING, G_TYPE_STRING, 
								   G_TYPE_STRING, G_TYPE_STRING,
								   G_TYPE_STRING, G_TYPE_STRING, 
								   G_TYPE_STRING, G_TYPE_STRING,
								   G_TYPE_STRING, G_TYPE_DOUBLE);
	gtk_tree_view_set_model(treeview, GTK_TREE_MODEL(treestore));

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("Track"), cell, "text", 0, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	gtk_tree_view_column_set_min_width (column, 200);
	gtk_tree_view_column_set_max_width (column, 200);

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("Codec"), cell, "text", 1, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	gtk_tree_view_column_set_min_width (column, 110);

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("Bitrate"), cell, "text", 2, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	gtk_tree_view_column_set_min_width (column, 50);

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("Sample Rate"), cell, "text", 3, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	gtk_tree_view_column_set_min_width (column, 100);

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("Mix"), cell, "text", 4, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	gtk_tree_view_column_set_min_width (column, 115);

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("DRC"), cell, "text", 5, NULL);
    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));

	g_signal_connect(selection, "changed", audio_list_selection_changed_cb, ud);
	// Need to disable remove and update buttons since there are initially
	// no selections
	widget = GHB_WIDGET (ud->builder, "audio_remove");
	gtk_widget_set_sensitive(widget, FALSE);
	g_debug("Done\n");
}

extern G_MODULE_EXPORT void subtitle_list_selection_changed_cb(void);
extern G_MODULE_EXPORT void subtitle_forced_toggled_cb(void);
extern G_MODULE_EXPORT void subtitle_burned_toggled_cb(void);
extern G_MODULE_EXPORT void subtitle_default_toggled_cb(void);

// Create and bind the tree model to the tree view for the subtitle track list
// Also, connect up the signal that lets us know the selection has changed
static void
bind_subtitle_tree_model (signal_user_data_t *ud)
{
	GtkCellRenderer *cell;
	GtkTreeViewColumn *column;
	GtkListStore *treestore;
	GtkTreeView  *treeview;
	GtkTreeSelection *selection;
	GtkWidget *widget;

	g_debug("bind_subtitle_tree_model ()\n");
	treeview = GTK_TREE_VIEW(GHB_WIDGET (ud->builder, "subtitle_list"));
	selection = gtk_tree_view_get_selection (treeview);
	// 6 columns in model.  5 are visible, the other 1 is for storing
	// values that I need
	// Track, force, burn, default, type, srt offset, track short, source
	// force visible, burn visible, offset visible
	treestore = gtk_list_store_new(10, 
									G_TYPE_STRING,
									G_TYPE_BOOLEAN, G_TYPE_BOOLEAN,
									G_TYPE_BOOLEAN,
									G_TYPE_INT,     G_TYPE_STRING,
									G_TYPE_INT,
									G_TYPE_BOOLEAN, G_TYPE_BOOLEAN,
									G_TYPE_BOOLEAN);
	gtk_tree_view_set_model(treeview, GTK_TREE_MODEL(treestore));

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
									_("Track"), cell, "text", 0, NULL);
	gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	gtk_tree_view_column_set_min_width (column, 350);
	gtk_tree_view_column_set_max_width (column, 350);

	cell = gtk_cell_renderer_toggle_new();
	column = gtk_tree_view_column_new_with_attributes(
			_("Forced Only"), cell, "active", 1, "visible", 7, NULL);
	gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	g_signal_connect(cell, "toggled", subtitle_forced_toggled_cb, ud);

	cell = gtk_cell_renderer_toggle_new();
	gtk_cell_renderer_toggle_set_radio(GTK_CELL_RENDERER_TOGGLE(cell), TRUE);
	column = gtk_tree_view_column_new_with_attributes(
			_("Burned In"), cell, "active", 2, "visible", 8, NULL);
	gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	g_signal_connect(cell, "toggled", subtitle_burned_toggled_cb, ud);

	cell = gtk_cell_renderer_toggle_new();
	gtk_cell_renderer_toggle_set_radio(GTK_CELL_RENDERER_TOGGLE(cell), TRUE);
	column = gtk_tree_view_column_new_with_attributes(
				_("Default"), cell, "active", 3, NULL);
	gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	g_signal_connect(cell, "toggled", subtitle_default_toggled_cb, ud);

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(
			_("Srt Offset"), cell, "text", 4, "visible", 9, NULL);
	gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));


	g_signal_connect(selection, "changed", subtitle_list_selection_changed_cb, ud);
	// Need to disable remove and update buttons since there are initially
	// no selections
	widget = GHB_WIDGET (ud->builder, "subtitle_remove");
	gtk_widget_set_sensitive(widget, FALSE);
	g_debug("Done\n");
}

extern G_MODULE_EXPORT void presets_list_selection_changed_cb(void);
extern G_MODULE_EXPORT void presets_drag_cb(void);
extern G_MODULE_EXPORT void presets_drag_motion_cb(void);
extern G_MODULE_EXPORT void preset_edited_cb(void);
extern void presets_row_expanded_cb(void);

// Create and bind the tree model to the tree view for the preset list
// Also, connect up the signal that lets us know the selection has changed
static void
bind_presets_tree_model (signal_user_data_t *ud)
{
	GtkCellRenderer *cell;
	GtkTreeViewColumn *column;
	GtkTreeStore *treestore;
	GtkTreeView  *treeview;
	GtkTreeSelection *selection;
	GtkWidget *widget;
	GtkTargetEntry SrcEntry;
	SrcEntry.target = "DATA";
	SrcEntry.flags = GTK_TARGET_SAME_WIDGET;

	g_debug("bind_presets_tree_model ()\n");
	treeview = GTK_TREE_VIEW(GHB_WIDGET (ud->builder, "presets_list"));
	selection = gtk_tree_view_get_selection (treeview);
	treestore = gtk_tree_store_new(6, G_TYPE_STRING, G_TYPE_INT, G_TYPE_INT, 
								  G_TYPE_STRING, G_TYPE_STRING, G_TYPE_BOOLEAN);
	gtk_tree_view_set_model(treeview, GTK_TREE_MODEL(treestore));

	cell = gtk_cell_renderer_text_new();
	column = gtk_tree_view_column_new_with_attributes(_("Preset Name"), cell, 
		"text", 0, "weight", 1, "style", 2, 
		"foreground", 3, "editable", 5, NULL);

	g_signal_connect(cell, "edited", preset_edited_cb, ud);

    gtk_tree_view_append_column(treeview, GTK_TREE_VIEW_COLUMN(column));
	gtk_tree_view_column_set_expand (column, TRUE);
	gtk_tree_view_set_tooltip_column (treeview, 4);

	gtk_tree_view_enable_model_drag_dest (treeview, &SrcEntry, 1, 
											GDK_ACTION_MOVE);
	gtk_tree_view_enable_model_drag_source (treeview, GDK_BUTTON1_MASK, 
											&SrcEntry, 1, GDK_ACTION_MOVE);

	g_signal_connect(treeview, "drag_data_received", presets_drag_cb, ud);
	g_signal_connect(treeview, "drag_motion", presets_drag_motion_cb, ud);
	g_signal_connect(treeview, "row_expanded", presets_row_expanded_cb, ud);
	g_signal_connect(treeview, "row_collapsed", presets_row_expanded_cb, ud);
	g_signal_connect(selection, "changed", presets_list_selection_changed_cb, ud);
	widget = GHB_WIDGET (ud->builder, "presets_remove");
	gtk_widget_set_sensitive(widget, FALSE);
	g_debug("Done\n");
}

static void
clean_old_logs()
{
#if !defined(_WIN32)
	const gchar *file;
	gchar *config;

	config = ghb_get_user_config_dir(NULL);

	if (g_file_test(config, G_FILE_TEST_IS_DIR))
	{
		GDir *gdir = g_dir_open(config, 0, NULL);
		file = g_dir_read_name(gdir);
		while (file)
		{
			if (strncmp(file, "Activity.log.", 13) == 0)
			{
				gchar *path;
				int fd, lock = 1;
				int pid;

				sscanf(file, "Activity.log.%d", &pid);

				path = g_strdup_printf("%s/ghb.pid.%d", config, pid);
				if (g_file_test(path, G_FILE_TEST_EXISTS))
				{
					fd = open(path, O_RDWR);
					if (fd >= 0)
					{
						lock = lockf(fd, F_TLOCK, 0);
					}
					g_free(path);
					close(fd);
					if (lock == 0)
					{
						path = g_strdup_printf("%s/%s", config, file);
						g_unlink(path);
						g_free(path);
					}
				}
				else
				{
					g_free(path);
					path = g_strdup_printf("%s/%s", config, file);
					g_unlink(path);
					g_free(path);
				}
			}
			file = g_dir_read_name(gdir);
		}
		g_dir_close(gdir);
	}
	g_free(config);
#else
	const gchar *file;
	gchar *config;

	config = ghb_get_user_config_dir(NULL);

	if (g_file_test(config, G_FILE_TEST_IS_DIR))
	{
		GDir *gdir = g_dir_open(config, 0, NULL);
		file = g_dir_read_name(gdir);
		while (file)
		{
			if (strncmp(file, "Activity.log.", 13) == 0)
			{
				gchar *path;
				int pid;

				sscanf(file, "Activity.log.%d", &pid);

#if 0
				int fd, lock = 1;

				path = g_strdup_printf("%s/ghb.pid.%d", config, pid);
				if (g_file_test(path, G_FILE_TEST_EXISTS))
				{
					fd = open(path, O_RDWR);
					if (fd >= 0)
					{
						lock = lockf(fd, F_TLOCK, 0);
					}
					g_free(path);
					close(fd);
					if (lock == 0)
					{
						path = g_strdup_printf("%s/%s", config, file);
						g_unlink(path);
						g_free(path);
					}
				}
				else
#endif
				{
					//g_free(path);
					path = g_strdup_printf("%s/%s", config, file);
					g_unlink(path);
					g_free(path);
				}
			}
			file = g_dir_read_name(gdir);
		}
		g_dir_close(gdir);
	}
	g_free(config);
#endif
}

static void
IoRedirect(signal_user_data_t *ud)
{
	GIOChannel *channel;
	gint pfd[2];
	gchar *config, *path, *str;
	pid_t pid;

	// I'm opening a pipe and attaching the writer end to stderr
	// The reader end will be polled by main event loop and I'll get
	// a callback when there is data available.
	if (pipe( pfd ) < 0)
	{
		g_warning("Failed to redirect IO. Logging impaired\n");
		return;
	}
	clean_old_logs();
	// Open activity log.
	config = ghb_get_user_config_dir(NULL);
	pid = getpid();
	path = g_strdup_printf("%s/Activity.log.%d", config, pid);
	ud->activity_log = g_io_channel_new_file (path, "w", NULL);
	ud->job_activity_log = NULL;
	str = g_strdup_printf("<big><b>%s</b></big>", path);
	ghb_ui_update(ud, "activity_location", ghb_string_value(str));
	g_free(str);
	g_free(path);
	g_free(config);
	// Set encoding to raw.
	g_io_channel_set_encoding (ud->activity_log, NULL, NULL);
	// redirect stderr to the writer end of the pipe
#if defined(_WIN32)
	// dup2 doesn't work on windows for some stupid reason
	stderr->_file = pfd[1];
#else
	dup2(pfd[1], /*stderr*/2);
#endif
	setvbuf(stderr, NULL, _IONBF, 0);
	channel = g_io_channel_unix_new (pfd[0]);
	// I was getting an this error:
	// "Invalid byte sequence in conversion input"
	// Set disable encoding on the channel.
	g_io_channel_set_encoding (channel, NULL, NULL);
	g_io_add_watch (channel, G_IO_IN, ghb_log_cb, (gpointer)ud );
}

typedef struct
{
	gchar *filename;
	gchar *iconname;
} icon_map_t;

static gchar *dvd_device = NULL;
static gchar *arg_preset = NULL;
static gboolean ghb_debug = FALSE;

static GOptionEntry entries[] = 
{
	{ "device", 'd', 0, G_OPTION_ARG_FILENAME, &dvd_device, "The device or file to encode", NULL },
	{ "preset", 'p', 0, G_OPTION_ARG_STRING, &arg_preset, "The preset values to use for encoding", NULL },
	{ "debug", 'x', 0, G_OPTION_ARG_NONE, &ghb_debug, "Spam a lot", NULL },
	{ NULL }
};

G_MODULE_EXPORT void drive_changed_cb(GVolumeMonitor *gvm, GDrive *gd, signal_user_data_t *ud);

#if defined(_WIN32)
G_MODULE_EXPORT GdkFilterReturn
win_message_cb(GdkXEvent *wmevent, GdkEvent *event, gpointer data)
{
	signal_user_data_t *ud = (signal_user_data_t*)data;
	MSG *msg = (MSG*)wmevent;

	if (msg->message == WM_DEVICECHANGE)
	{
		wm_drive_changed(wmevent, ud);
	}
	return GDK_FILTER_CONTINUE;
}
#endif

void
watch_volumes(signal_user_data_t *ud)
{
#if !defined(_WIN32)
	GVolumeMonitor *gvm;
	gvm = g_volume_monitor_get ();

	g_signal_connect(gvm, "drive-changed", (GCallback)drive_changed_cb, ud);
#else
	GdkWindow *window;
	GtkWidget *widget;

	widget = GHB_WIDGET (ud->builder, "hb_window");
	window = gtk_widget_get_parent_window(widget);
	gdk_window_add_filter(window, win_message_cb, ud);
#endif
}

// Hack to avoid a segfault in libavcodec
extern int mm_flags;
int mm_support();

G_MODULE_EXPORT void x264_entry_changed_cb(GtkWidget *widget, signal_user_data_t *ud);
void preview_window_expose_cb(void);

// Some style definitions for the preview window and hud
const gchar *hud_rcstyle =
"style \"ghb-entry\" {\n"
"GtkEntry::inner-border = {2,2,1,1}\n"
"}\n"
"style \"ghb-combo\" {\n"
"xthickness = 1\n"
"ythickness = 1\n"
"}\n"
"style \"ghb-preview\" {\n"
"bg[NORMAL]=\"black\"\n"
"}\n"
"style \"ghb-hud\" {\n"
"bg[NORMAL]=\"gray18\"\n"
"bg[ACTIVE]=\"gray32\"\n"
"bg[PRELIGHT]=\"gray46\"\n"
"bg[SELECTED]=\"black\"\n"
"base[NORMAL]=\"gray40\"\n"
"text[NORMAL]=\"white\"\n"
"text[ACTIVE]=\"white\"\n"
"fg[NORMAL]=\"white\"\n"
"fg[ACTIVE]=\"white\"\n"
"fg[PRELIGHT]=\"white\"\n"
"}\n"
"widget_class \"*.GtkComboBox.GtkToggleButton\" style \"ghb-combo\"\n"
"widget_class \"*.GtkScaleButton\" style \"ghb-combo\"\n"
"widget_class \"*.GtkEntry\" style \"ghb-entry\"\n"
"widget \"preview_window.*.preview_hud.*\" style \"ghb-hud\"\n"
"widget \"preview_window\" style \"ghb-preview\"\n";

#if GTK_CHECK_VERSION(2, 16, 0)
extern G_MODULE_EXPORT void status_icon_query_tooltip_cb(void);
#endif

int
main (int argc, char *argv[])
{
	signal_user_data_t *ud;
	GValue *preset;
	GError *error = NULL;
	GOptionContext *context;

	mm_flags = mm_support();
#ifdef ENABLE_NLS
	bindtextdomain (GETTEXT_PACKAGE, PACKAGE_LOCALE_DIR);
	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
	textdomain (GETTEXT_PACKAGE);
#endif

	if (!g_thread_supported())
		g_thread_init(NULL);
	context = g_option_context_new ("- Rip and encode DVD or MPEG file");
	g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
	g_option_context_add_group (context, gtk_get_option_group (TRUE));
#if !defined(_WIN32)
	g_option_context_add_group (context, gst_init_get_option_group ());
#endif
	g_option_context_parse (context, &argc, &argv, &error);
	g_option_context_free(context);
	
	gtk_set_locale ();
	gtk_init (&argc, &argv);
	gtk_rc_parse_string(hud_rcstyle);
	g_type_class_unref(g_type_class_ref(GTK_TYPE_BUTTON));
	g_object_set(gtk_settings_get_default(), "gtk-button-images", TRUE, NULL);
#if !defined(_WIN32)
	notify_init("HandBrake");
#endif
	ghb_register_transforms();
	ghb_resource_init();
	ghb_load_icons();

#if !defined(_WIN32)
	dbus_g_thread_init();
#endif
	ghb_udev_init();

	ghb_write_pid_file();
	ud = g_malloc0(sizeof(signal_user_data_t));
	ud->debug = ghb_debug;
	g_log_set_handler (NULL, G_LOG_LEVEL_DEBUG, debug_log_handler, ud);
	g_log_set_handler ("Gtk", G_LOG_LEVEL_WARNING, warn_log_handler, ud);
	//g_log_set_handler ("Gtk", G_LOG_LEVEL_CRITICAL, warn_log_handler, ud);
	ud->settings = ghb_settings_new();
	ud->builder = create_builder_or_die (BUILDER_NAME);
	// Enable events that alert us to media change events
	watch_volumes (ud);

	//GtkWidget *widget = GHB_WIDGET(ud->builder, "PictureDetelecineCustom");
	//gtk_entry_set_inner_border(widget, 2);

	// Since GtkBuilder no longer assigns object ids to widget names
	// Assign a few that are necessary for style overrides to work
	GtkWidget *widget;
#if defined(_NO_UPDATE_CHECK)
	widget = GHB_WIDGET(ud->builder, "check_updates_box");
	gtk_widget_hide(widget);
#endif

	widget = GHB_WIDGET(ud->builder, "preview_hud");
	gtk_widget_set_name(widget, "preview_hud");
	widget = GHB_WIDGET(ud->builder, "preview_window");
	gtk_widget_set_name(widget, "preview_window");

	// Set up the "hud" control overlay for the preview window
	GtkWidget *draw, *hud, *blender, *align;

	align = GHB_WIDGET(ud->builder, "preview_window_alignment");
	draw = GHB_WIDGET(ud->builder, "preview_image_align");
	hud = GHB_WIDGET(ud->builder, "preview_hud");

	// Set up compositing for hud
	blender = ghb_compositor_new();

	gtk_container_add(GTK_CONTAINER(align), blender);
	ghb_compositor_zlist_insert(GHB_COMPOSITOR(blender), draw, 1, 1);
	ghb_compositor_zlist_insert(GHB_COMPOSITOR(blender), hud, 2, .85);
	gtk_widget_show(blender);

	// Redirect stderr to the activity window
	ghb_preview_init(ud);
	IoRedirect(ud);
	ghb_log( "%s - %s - %s",
		HB_PROJECT_TITLE, HB_PROJECT_BUILD_TITLE, HB_PROJECT_URL_WEBSITE );
	ghb_init_dep_map();

	// Need to connect x264_options textview buffer to the changed signal
	// since it can't be done automatically
	GtkTextView *textview;
	GtkTextBuffer *buffer;
	textview = GTK_TEXT_VIEW(GHB_WIDGET (ud->builder, "x264Option"));
	buffer = gtk_text_view_get_buffer (textview);
	g_signal_connect(buffer, "changed", (GCallback)x264_entry_changed_cb, ud);

	ghb_combo_init(ud);

	g_debug("ud %p\n", ud);
	g_debug("ud->builder %p\n", ud->builder);

	bind_audio_tree_model(ud);
	bind_subtitle_tree_model(ud);
	bind_presets_tree_model(ud);
	bind_queue_tree_model(ud);
	bind_chapter_tree_model(ud);
	// Connect up the signals to their callbacks
	// I wrote my own connector so that I could pass user data
	// to the callbacks.  Builder's standard autoconnect doesn't all this.
	gtk_builder_connect_signals_full (ud->builder, MyConnect, ud);

	// Load all internal settings
	ghb_settings_init(ud);
	// Load the presets files
	ghb_presets_load(ud);
	ghb_prefs_load(ud);

	ghb_prefs_to_ui(ud);

	gint logLevel;
	logLevel = ghb_settings_get_int(ud->settings, "LoggingLevel");
	ghb_backend_init(logLevel);

	if (ghb_settings_get_boolean(ud->settings, "hbfd"))
	{
		ghb_hbfd(ud, TRUE);
	}
	gchar *source = ghb_settings_get_string(ud->settings, "default_source");
	ghb_dvd_set_current(source, ud);
	g_free(source);

	// Parsing x264 options "" initializes x264 widgets to proper defaults
	ghb_x264_parse_options(ud, "");

	// Populate the presets tree view
	ghb_presets_list_init(ud, NULL, 0);
	// Get the first preset name
	if (arg_preset != NULL)
	{
		preset = ghb_parse_preset_path(arg_preset);
		if (preset)
		{
			ghb_select_preset(ud->builder, preset);
			ghb_value_free(preset);
		}
	}
	else
	{
		ghb_select_default_preset(ud->builder);
	}

	// Grey out widgets that are dependent on a disabled feature
	ghb_check_all_depencencies (ud);

	if (dvd_device != NULL)
	{
		// Source overridden from command line option
		ghb_settings_set_string(ud->settings, "source", dvd_device);
	}
	// Reload and check status of the last saved queue
	g_idle_add((GSourceFunc)ghb_reload_queue, ud);

	// Start timer for monitoring libhb status, 500ms
	g_timeout_add (500, ghb_timer_cb, (gpointer)ud);

	// Add dvd devices to File menu
	ghb_volname_cache_init();
	g_thread_create((GThreadFunc)ghb_cache_volnames, ud, FALSE, NULL);

	GtkStatusIcon *si;
	si = GTK_STATUS_ICON(GHB_OBJECT(ud->builder, "hb_status"));

	gtk_status_icon_set_visible(si,
			ghb_settings_get_boolean(ud->settings, "show_status"));

#if GTK_CHECK_VERSION(2, 16, 0)
	gtk_status_icon_set_has_tooltip(si, TRUE);
	g_signal_connect(si, "query-tooltip", 
					status_icon_query_tooltip_cb, ud);
#else
	gtk_status_icon_set_tooltip(si, "HandBrake");
#endif

	// Ugly hack to keep subtitle table from bouncing around as I change
	// which set of controls are visible
	GtkRequisition req;
	gint height;
	
	widget = GHB_WIDGET(ud->builder, "SrtCodeset");
	gtk_widget_size_request( widget, &req );
	height = req.height;
	widget = GHB_WIDGET(ud->builder, "srt_code_label");
	gtk_widget_size_request( widget, &req );
	height += req.height;
	widget = GHB_WIDGET(ud->builder, "subtitle_table");
	gtk_widget_set_size_request(widget, -1, height);
	
	// Everything should be go-to-go.  Lets rock!

	gtk_main ();
	gtk_status_icon_set_visible(si, FALSE);
	ghb_backend_close();
	if (ud->queue)
		ghb_value_free(ud->queue);
	ghb_value_free(ud->settings);
	g_io_channel_unref(ud->activity_log);
	ghb_settings_close();
#if !defined(_WIN32)
	notify_uninit();
#endif
	g_free(ud);

	return 0;
}
