/*
 * * Copyright (C) 2008-2011 Ali <aliov@xfce.org>
 *
 * Licensed under the GNU General Public License Version 2
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <signal.h>

#include <gtk/gtk.h>
#include <glib.h>

#include <libxfce4util/libxfce4util.h>
#include <libxfce4ui/libxfce4ui.h>

#include <dbus/dbus-glib.h>
#include <dbus/dbus-glib-lowlevel.h>

#include "xfpm-icons.h"
#include "xfpm-power-common.h"
#include "xfpm-enum-glib.h"

#include "xfpm-unique.h"

typedef struct 
{
    DBusGConnection *bus;
    
    DBusGProxy 	    *power_proxy;
    DBusGProxy      *wakeups_proxy;
    
    GtkWidget 	    *dialog;
    GtkWidget       *notebook;
    GtkWidget	    *sideview; /*Sidebar tree view*/
    
    GtkWidget	    *wakeups; /* Tree view processor wakeups*/
    
} XfpmInfo;

enum
{
    XFPM_DEVICE_INFO_NAME,
    XFPM_DEVICE_INFO_VALUE,
    XFPM_DEVICE_INFO_LAST
};
    
enum
{
    COL_SIDEBAR_ICON,
    COL_SIDEBAR_NAME,
    COL_SIDEBAR_INT,
    NCOLS_SIDEBAR
    
};
  
enum
{
    COL_WAKEUPS_TYPE,
    COL_WAKEUPS_PID,
    COL_WAKEUPS_CMD,
    COL_WAKEUPS_VALUE,
    COL_WAKEUPS_DETAILS,
    NCOLS_WAKEUPS
};

static void G_GNUC_NORETURN
show_version (void)
{
    g_print (_("\n"
             "Xfce Power Manager %s\n\n"
             "Part of the Xfce Goodies Project\n"
             "http://goodies.xfce.org\n\n"
             "Licensed under the GNU GPL.\n\n"), VERSION);

    exit (EXIT_SUCCESS);
}


/**
 * Copyright (C) 2008 Richard Hughes <richard@hughsie.com>
 * gpm_stats_format_cmdline:
 **/
static gchar *
gpm_stats_format_cmdline (const gchar *command, gboolean is_userspace)
{
	gchar *found;
	gchar *temp = NULL;
	gchar *cmdline;
	const gchar *temp_ptr;

	/* nothing */
	if (command == NULL) {
		/* TRANSLATORS: the command line was not provided */
		temp_ptr = _("No data");
		goto out;
	}

	/* common kernel cmd names */
	if (g_strcmp0 (command, "insmod") == 0) {
		/* TRANSLATORS: kernel module, usually a device driver */
		temp_ptr = _("Kernel module");
		goto out;
	}
	if (g_strcmp0 (command, "modprobe") == 0) {
		/* TRANSLATORS: kernel module, usually a device driver */
		temp_ptr = _("Kernel module");
		goto out;
	}
	if (g_strcmp0 (command, "swapper") == 0) {
		/* TRANSLATORS: kernel housekeeping */
		temp_ptr = _("Kernel core");
		goto out;
	}
	if (g_strcmp0 (command, "kernel-ipi") == 0) {
		/* TRANSLATORS: interrupt between processors */
		temp_ptr = _("Interprocessor interrupt");
		goto out;
	}
	if (g_strcmp0 (command, "interrupt") == 0) {
		/* TRANSLATORS: unknown interrupt */
		temp_ptr = _("Interrupt");
		goto out;
	}

	/* truncate at first space or ':' */
	temp = g_strdup (command);
	found = strstr (temp, ":");
	if (found != NULL)
		*found = '\0';
	found = strstr (temp, " ");
	if (found != NULL)
		*found = '\0';

	/* remove path */
	found = g_strrstr (temp, "/");
	if (found != NULL && strncmp (temp, "event", 5) != 0)
		temp_ptr = found + 1;
	else
		temp_ptr = temp;

out:
	/* format command line */
	if (is_userspace)
		cmdline = g_markup_escape_text (temp_ptr, -1);
	else
		cmdline = g_markup_printf_escaped ("<i>%s</i>", temp_ptr);
	g_free (temp);

	/* return */
	return cmdline;
}

/**
 * Copyright (C) 2008 Richard Hughes <richard@hughsie.com>
 * gpm_stats_format_details:
 **/
static gchar *
gpm_stats_format_details (const gchar *command_details)
{
	gchar *details;

	/* replace common driver names */
	if (g_strcmp0 (command_details, "i8042") == 0) {
		/* TRANSLATORS: the keyboard and mouse device event */
		details = g_strdup (_("PS/2 keyboard/mouse/touchpad"));
	} else if (g_strcmp0 (command_details, "acpi") == 0) {
		/* TRANSLATORS: ACPI, the Intel power standard on laptops and desktops */
		details = g_strdup (_("ACPI"));
	} else if (g_strcmp0 (command_details, "ata_piix") == 0) {
		/* TRANSLATORS: serial ATA is a new style of hard disk interface */
		details = g_strdup (_("Serial ATA"));
	} else if (g_strcmp0 (command_details, "libata") == 0) {
		/* TRANSLATORS: this is the old-style ATA interface */
		details = g_strdup (_("ATA host controller"));
	} else if (g_strcmp0 (command_details, "iwl3945") == 0 || g_strcmp0 (command_details, "iwlagn") == 0) {
		/* TRANSLATORS: 802.11 wireless adaptor */
		details = g_strdup (_("Intel wireless adaptor"));

	/* try to make the wakeup type nicer */
	} else if (g_str_has_prefix (command_details, "__mod_timer")) {
		/* TRANSLATORS: a timer is something that fires periodically */
		details = g_strdup_printf (_("Timer %s"), command_details+12);
	} else if (g_str_has_prefix (command_details, "mod_timer")) {
		/* TRANSLATORS: a timer is something that fires periodically */
		details = g_strdup_printf (_("Timer %s"), command_details+10);
	} else if (g_str_has_prefix (command_details, "hrtimer_start_expires")) {
		/* TRANSLATORS: a timer is something that fires periodically */
		details = g_strdup_printf (_("Timer %s"), command_details+22);
	} else if (g_str_has_prefix (command_details, "hrtimer_start")) {
		/* TRANSLATORS: a timer is something that fires periodically */
		details = g_strdup_printf (_("Timer %s"), command_details+14);
	} else if (g_str_has_prefix (command_details, "do_setitimer")) {
		/* TRANSLATORS: a timer is something that fires periodically */
		details = g_strdup_printf (_("Timer %s"), command_details+10);
	} else if (g_str_has_prefix (command_details, "do_nanosleep")) {
		/* TRANSLATORS: this is a task that's woken up from sleeping */
		details = g_strdup_printf (_("Sleep %s"), command_details+13);
	} else if (g_str_has_prefix (command_details, "enqueue_task_rt")) {
		/* TRANSLATORS: this is a new realtime task */
		details = g_strdup_printf (_("New task %s"), command_details+16);
	} else if (g_str_has_prefix (command_details, "futex_wait")) {
		/* TRANSLATORS: this is a task thats woken to check state */
		details = g_strdup_printf (_("Wait %s"), command_details+11);
	} else if (g_str_has_prefix (command_details, "queue_delayed_work_on")) {
		/* TRANSLATORS: a work queue is a list of work that has to be done */
		details = g_strdup_printf (_("Work queue %s"), command_details+22);
	} else if (g_str_has_prefix (command_details, "queue_delayed_work")) {
		/* TRANSLATORS: a work queue is a list of work that has to be done */
		details = g_strdup_printf (_("Work queue %s"), command_details+19);
	} else if (g_str_has_prefix (command_details, "dst_run_gc")) {
		/* TRANSLATORS: this is when the networking subsystem clears out old entries */
		details = g_strdup_printf (_("Network route flush %s"), command_details+11);
	} else if (g_str_has_prefix (command_details, "usb_hcd_poll_rh_status")) {
		/* TRANSLATORS: activity on the USB bus */
		details = g_strdup_printf (_("USB activity %s"), command_details+23);
	} else if (g_str_has_prefix (command_details, "schedule_hrtimeout_range")) {
		/* TRANSLATORS: we've timed out of an aligned timer */
		details = g_strdup_printf (_("Wakeup %s"), command_details+25);
	} else if (g_str_has_prefix (command_details, "Local timer interrupts")) {
		/* TRANSLATORS: interupts on the system required for basic operation */
		details = g_strdup (_("Local interrupts"));
	} else if (g_str_has_prefix (command_details, "Rescheduling interrupts")) {
		/* TRANSLATORS: interrupts when a task gets moved from one core to another */
		details = g_strdup (_("Rescheduling interrupts"));
	} else
		details = g_markup_escape_text (command_details, -1);

	return details;
}

static gchar *
xfpm_info_get_energy_property (GHashTable *props, const gchar *prop, const gchar *unit)
{
    GValue *value;
    gchar *val = NULL;
    gdouble energy;
    
    value = g_hash_table_lookup (props, prop);
    
    if ( !value )
	return NULL;
	
    energy = g_value_get_double (value);
    
    val = g_strdup_printf ("%.1f %s", energy, unit);
    
    return val;
}

static void
xfpm_info_add_sidebar_icon (XfpmInfo *info, const gchar *name, const gchar *icon_name)
{
    GtkListStore *list_store;
    GtkTreeIter iter;
    GdkPixbuf *pix;
    guint nt;

    list_store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (info->sideview)));
    
    nt = gtk_notebook_get_n_pages (GTK_NOTEBOOK (info->notebook));
    
    pix = gtk_icon_theme_load_icon (gtk_icon_theme_get_default (),
				    icon_name,
				    48,
				    GTK_ICON_LOOKUP_USE_BUILTIN,
				    NULL);
    
    gtk_list_store_append (list_store, &iter);
    gtk_list_store_set (list_store, &iter, 
			COL_SIDEBAR_ICON, pix,
			COL_SIDEBAR_NAME, name,
			COL_SIDEBAR_INT, nt,
			-1);
			
    if ( pix )
	g_object_unref (pix);
}

static void
xfpm_info_add_device_view (XfpmInfo *info, GHashTable *props, const gchar *object_path)
{
    GtkWidget *view;

    GtkListStore *list_store;
    GtkTreeIter iter;
    GtkTreeViewColumn *col;
    GtkCellRenderer *renderer;
    GValue *value;
    const gchar *cstr;
    gchar *str;
    gint i = 0;
    guint type = 0;
    const gchar *battery_type = NULL;
    
    view = gtk_tree_view_new ();
    
    list_store = gtk_list_store_new (XFPM_DEVICE_INFO_LAST, G_TYPE_STRING, G_TYPE_STRING);

    gtk_tree_view_set_model (GTK_TREE_VIEW (view), GTK_TREE_MODEL (list_store));
    
    renderer = gtk_cell_renderer_text_new ();
    
    /*Device Attribute*/
    col = gtk_tree_view_column_new();
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "text", XFPM_DEVICE_INFO_NAME, NULL);
    gtk_tree_view_column_set_title (col, _("Attribute"));
    gtk_tree_view_append_column (GTK_TREE_VIEW (view), col);
    
    /*Device Attribute Value*/
    col = gtk_tree_view_column_new();
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "text", XFPM_DEVICE_INFO_VALUE, NULL);
    gtk_tree_view_column_set_title (col, _("Value"));
    
    gtk_tree_view_append_column (GTK_TREE_VIEW (view), col);
    
    /**
     * Add Device information:
     **/
    /*Device*/
    gtk_list_store_append (list_store, &iter);
    gtk_list_store_set (list_store, &iter, 
			XFPM_DEVICE_INFO_NAME, _("Device"), 
			XFPM_DEVICE_INFO_VALUE, g_str_has_prefix (object_path, UPOWER_PATH_DEVICE) ? object_path + strlen (UPOWER_PATH_DEVICE) : object_path,
			-1);
    i++;
    
    
    /*Type*/
    value = g_hash_table_lookup (props, "Type");
    
    if ( value )
    {
	type = g_value_get_uint (value);
	battery_type = xfpm_power_translate_device_type (type);
	gtk_list_store_append (list_store, &iter);
	gtk_list_store_set (list_store, &iter, 
			    XFPM_DEVICE_INFO_NAME, _("Type"), 
			    XFPM_DEVICE_INFO_VALUE, battery_type,
			    -1);
	i++;
    }
    
    value = g_hash_table_lookup (props, "PowerSupply");
    
    if ( value )
    {
	gtk_list_store_append (list_store, &iter);
	gtk_list_store_set (list_store, &iter, 
			    XFPM_DEVICE_INFO_NAME, _("PowerSupply"), 
			    XFPM_DEVICE_INFO_VALUE, g_value_get_boolean (value) == TRUE ? _("True") : _("False"),
			    -1);
	i++;
    }
    
    if ( type != XFPM_DEVICE_TYPE_LINE_POWER )
    {
	/*Model*/
	value = g_hash_table_lookup (props, "Model");
	
	if ( value )
	{
	    cstr = g_value_get_string (value);
	    if ( cstr && strlen (cstr) > 0)
	    {
		gtk_list_store_append (list_store, &iter);
		gtk_list_store_set (list_store, &iter, 
				    XFPM_DEVICE_INFO_NAME, _("Model"), 
				    XFPM_DEVICE_INFO_VALUE, g_value_get_string (value),
				    -1);
		i++;
	    }
	}
	
	/*Technology*/
	value = g_hash_table_lookup (props, "Technology");
	
	if ( value )
	{
	    gtk_list_store_append (list_store, &iter);
	    gtk_list_store_set (list_store, &iter, 
				XFPM_DEVICE_INFO_NAME, _("Technology"), 
				XFPM_DEVICE_INFO_VALUE, xfpm_power_translate_technology (g_value_get_uint (value)),
				-1);
	    i++;
	}
	
	/* TRANSLATORS: Unit here is What hour*/
	str = xfpm_info_get_energy_property (props, "EnergyFullDesign", _("Wh"));
	
	if ( str )
	{
	    gtk_list_store_append (list_store, &iter);
	    gtk_list_store_set (list_store, &iter, 
				XFPM_DEVICE_INFO_NAME, _("Energy full design"), 
				XFPM_DEVICE_INFO_VALUE, str,
				-1);
	    i++;
	    g_free (str);
	}
	
	/* TRANSLATORS: Unit here is What hour*/
	str = xfpm_info_get_energy_property (props, "EnergyFull", _("Wh"));
	
	if ( str )
	{
	    gtk_list_store_append (list_store, &iter);
	    gtk_list_store_set (list_store, &iter, 
				XFPM_DEVICE_INFO_NAME, _("Energy full"), 
				XFPM_DEVICE_INFO_VALUE, str,
				-1);
	    i++;
	    g_free (str);
	}
	
	/* TRANSLATORS: Unit here is What hour*/
	str = xfpm_info_get_energy_property (props, "EnergyEmpty", _("Wh"));
	
	if ( str )
	{
	    gtk_list_store_append (list_store, &iter);
	    gtk_list_store_set (list_store, &iter, 
				XFPM_DEVICE_INFO_NAME, _("Energy empty"), 
				XFPM_DEVICE_INFO_VALUE, str,
				-1);
	    i++;
	    g_free (str);
	}
	
	/* TRANSLATORS: Unit here is volt*/
	str = xfpm_info_get_energy_property (props, "Voltage", _("V"));
	if ( str )
	{
	    gtk_list_store_append (list_store, &iter);
	    gtk_list_store_set (list_store, &iter, 
				XFPM_DEVICE_INFO_NAME, _("Voltage"), 
				XFPM_DEVICE_INFO_VALUE, str,
				-1);
	    i++;
	    g_free (str);
	}
	
	/*Vendor*/
	value = g_hash_table_lookup (props, "Vendor");
	
	if ( value )
	{
	    cstr = g_value_get_string (value);
	    if ( cstr && strlen (cstr) > 0)
	    {
		gtk_list_store_append (list_store, &iter);
		gtk_list_store_set (list_store, &iter, 
				    XFPM_DEVICE_INFO_NAME, _("Vendor"), 
				    XFPM_DEVICE_INFO_VALUE, g_value_get_string (value),
				    -1);
		i++;
	    }
	}
	
	/*Serial*/
	value = g_hash_table_lookup (props, "Serial");
	
	if ( value )
	{
	    cstr = g_value_get_string (value);
	    if ( cstr && strlen (cstr) > 0)
	    {
		gtk_list_store_append (list_store, &iter);
		gtk_list_store_set (list_store, &iter, 
				    XFPM_DEVICE_INFO_NAME, _("Serial"), 
				    XFPM_DEVICE_INFO_VALUE, g_value_get_string (value),
				    -1);
		i++;
	    }
	}
    }
    
    xfpm_info_add_sidebar_icon (info, battery_type, xfpm_power_get_icon_name (type));
    
    gtk_notebook_append_page (GTK_NOTEBOOK (info->notebook), view, NULL);
    gtk_widget_show (view);
}

static void
xfpm_info_add_device (XfpmInfo *info, const gchar *object_path)
{
    DBusGProxy *proxy_prop;
    GHashTable *props;
    
    proxy_prop = dbus_g_proxy_new_for_name (info->bus, 
					    UPOWER_NAME,
					    object_path,
					    DBUS_INTERFACE_PROPERTIES);
					    
    if ( !proxy_prop )
    {
	g_warning ("Unable to create proxy for : %s", object_path);
	return;
    }
    
    props = xfpm_power_get_interface_properties (proxy_prop, UPOWER_IFACE_DEVICE);
    
    if ( props )
    {
	xfpm_info_add_device_view (info, props, object_path);
	g_hash_table_destroy (props);
    }
}

static void
xfpm_info_power_devices (XfpmInfo *info)
{
    GPtrArray *array = NULL;
    guint i;
    
    /*Check for upower/devkit power here*/

    info->power_proxy = dbus_g_proxy_new_for_name (info->bus,
						   UPOWER_NAME,
						   UPOWER_PATH,
						   UPOWER_IFACE);
    
    array = xfpm_power_enumerate_devices (info->power_proxy);
    
    if ( array )
    {
	for ( i = 0; i < array->len; i++)
	{
	    const gchar *object_path = ( const gchar *) g_ptr_array_index (array, i);
	    xfpm_info_add_device (info, object_path);
	}
	g_ptr_array_free (array, TRUE);
    }
}


/**
 * 
 * Method GetData on /org/freedesktop/DeviceKit/Power/Wakeups
 * 
 * <method name="GetData">
 *     <arg name="data" type="a(budss)" direction="out"/> (1)
 * </method>
 *  (1): array | boolean	Wheter the proceess on userspace
 * 	       | uint           PID
 *             | double		Wakeups value            
 *             | string         command line
 *             | string         details
 **/
static void
xfpm_info_update_wakeups (XfpmInfo *info)
{
    GtkListStore *store;
    
    GError *error = NULL;
    
    static GType collection_type = G_TYPE_INVALID;
    static GType struct_type = G_TYPE_INVALID;

    GPtrArray *array = NULL;
    
    gboolean ret;
    guint i;
    
    if ( G_UNLIKELY (collection_type == G_TYPE_INVALID ) )
    {
	struct_type = dbus_g_type_get_struct ("GValueArray",
					      G_TYPE_BOOLEAN,
					      G_TYPE_UINT,
					      G_TYPE_DOUBLE,
					      G_TYPE_STRING,
					      G_TYPE_STRING,
					      G_TYPE_INVALID);
    
	collection_type = dbus_g_type_get_collection ("GPtrArray", struct_type);
    }
    
    ret = dbus_g_proxy_call (info->wakeups_proxy, "GetData", &error,
			     G_TYPE_INVALID,
			     collection_type, &array,
			     NULL);
		       
    if ( !ret )
    {
	g_warning ("GetData Failed on %s : %s", UPOWER_PATH_WAKEUPS, error->message);
	g_error_free (error);
	return;
    }
		    
    store = GTK_LIST_STORE (gtk_tree_view_get_model (GTK_TREE_VIEW (info->wakeups)));
    
    gtk_list_store_clear (GTK_LIST_STORE (store));
    
    for ( i = 0; i < array->len; i++ )
    {
	GValue elem = { 0 };
	GtkTreeIter iter;
	
	gboolean userspace;
	guint pid;
	gdouble value;
	gchar *cmd;
	gchar *formatted_cmd;
	gchar *details;
	gchar *formatted_details;
	gchar *pid_str;
	gchar *value_str;
	const gchar *icon;
	
	g_value_init (&elem, struct_type);
	g_value_set_static_boxed (&elem, g_ptr_array_index (array, i));
	
	dbus_g_type_struct_get (&elem,
				0, &userspace,
				1, &pid,
				2, &value,
				3, &cmd,
				4, &details,
				G_MAXUINT);
	
	if ( userspace )
	{
	    pid_str = g_strdup_printf ("%i", pid);
	}
	else
	{
	    if ( pid < 0xff0 )
	    {
		pid_str = g_strdup_printf ("IRQ%i", pid);
	    }
	    else
	    {
		pid_str = g_strdup("IRQx");
	    }
	}
	value_str = g_strdup_printf ("%.1f", value);
	
	icon = userspace ? "application-x-executable" : "applications-system";
	
	formatted_cmd = gpm_stats_format_cmdline (cmd, userspace);
	formatted_details = gpm_stats_format_details (details);
	
	gtk_list_store_append (store, &iter);
	gtk_list_store_set (store, &iter, 
			    COL_WAKEUPS_TYPE, icon,
			    COL_WAKEUPS_PID, pid_str,
			    COL_WAKEUPS_VALUE, value_str,
			    COL_WAKEUPS_CMD, formatted_cmd,
			    COL_WAKEUPS_DETAILS, formatted_details,
			    -1);
	
	g_free (cmd);
	g_free (details);
	g_free (formatted_cmd);
	g_free (formatted_details);
	
	g_value_unset (&elem);
    }
	
    g_ptr_array_free (array, TRUE);
    
}

static gboolean
xfpm_info_update_wakeups_idle (gpointer data)
{
    XfpmInfo *info;
    
    info = (XfpmInfo*)data;
    
    if ( GTK_WIDGET_VISIBLE (info->wakeups) ) 
        xfpm_info_update_wakeups (info);
    
    return TRUE;
}

static void
xfpm_info_cpu_wakeups (XfpmInfo *info)
{
    GtkWidget *vbox;
    GtkWidget *scrolled;
    GtkListStore *list_store;
    GtkTreeViewColumn *col;
    GtkCellRenderer *renderer;
    
    info->wakeups_proxy = dbus_g_proxy_new_for_name (info->bus,
						     UPOWER_NAME,
						     UPOWER_PATH_WAKEUPS,
						     UPOWER_IFACE_WAKEUPS);
							  
    if ( !info->wakeups_proxy )
    {
	g_warning ("Unable to create proxy for %s", UPOWER_PATH_WAKEUPS);
	return;
    }
    
    list_store = gtk_list_store_new (NCOLS_WAKEUPS, 
				     G_TYPE_STRING, /*type*/
				     G_TYPE_STRING, /*pid*/
				     G_TYPE_STRING, /*value*/
				     G_TYPE_STRING, /*command*/
				     G_TYPE_STRING); /*details*/
				     
    info->wakeups = gtk_tree_view_new_with_model (GTK_TREE_MODEL (list_store));
    
    xfpm_info_add_sidebar_icon (info, _("Processor"), XFPM_PROCESSOR_ICON);
    
    col = gtk_tree_view_column_new ();
    renderer = gtk_cell_renderer_pixbuf_new ();
    g_object_set (G_OBJECT (renderer), "stock-size", GTK_ICON_SIZE_BUTTON, NULL);
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "icon-name", COL_WAKEUPS_TYPE, NULL);
    gtk_tree_view_append_column (GTK_TREE_VIEW (info->wakeups), col);
    gtk_tree_view_column_set_title (col, _("Type"));
    
    renderer = gtk_cell_renderer_text_new ();
    
    col = gtk_tree_view_column_new ();
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "text", COL_WAKEUPS_PID, NULL);
    gtk_tree_view_append_column (GTK_TREE_VIEW (info->wakeups), col);
    /* TANSLATORS: PID, is the process id, e.g what ps x gives*/
    gtk_tree_view_column_set_title (col, _("PID"));
    
    col = gtk_tree_view_column_new ();
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "markup", COL_WAKEUPS_VALUE, NULL);
    gtk_tree_view_append_column (GTK_TREE_VIEW (info->wakeups), col);
    gtk_tree_view_column_set_title (col, _("Wakeups"));
    
    col = gtk_tree_view_column_new ();
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "markup", COL_WAKEUPS_CMD, NULL);
    gtk_tree_view_append_column (GTK_TREE_VIEW (info->wakeups), col);
    gtk_tree_view_column_set_title (col, _("Command"));
    
    col = gtk_tree_view_column_new ();
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "markup", COL_WAKEUPS_DETAILS, NULL);
    gtk_tree_view_append_column (GTK_TREE_VIEW (info->wakeups), col);
    gtk_tree_view_column_set_title (col, _("Details"));
    
    vbox = gtk_vbox_new (FALSE, 4);
    scrolled = gtk_scrolled_window_new (NULL, NULL);
    gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled),
				    GTK_POLICY_NEVER,
				    GTK_POLICY_AUTOMATIC);
    gtk_container_add (GTK_CONTAINER (scrolled), info->wakeups);
    
    gtk_box_pack_start (GTK_BOX (vbox), scrolled, TRUE, TRUE, 0);
    gtk_notebook_append_page (GTK_NOTEBOOK (info->notebook), vbox, NULL);
    
    xfpm_info_update_wakeups (info);
    
    xfpm_info_update_wakeups (info);
    g_timeout_add_seconds (4, (GSourceFunc) xfpm_info_update_wakeups_idle, info);
    
    gtk_widget_show (vbox);
}

static void
view_cursor_changed_cb (GtkTreeView *view, XfpmInfo *info)
{
    GtkTreeSelection *sel;
    GtkTreeModel     *model;
    GtkTreeIter       selected_row;
    gint int_data = 0;

    sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (view));

    if ( !gtk_tree_selection_get_selected (sel, &model, &selected_row))
	return;

    gtk_tree_model_get(model,
                       &selected_row,
                       COL_SIDEBAR_INT,
                       &int_data,
                       -1);

    gtk_notebook_set_current_page (GTK_NOTEBOOK (info->notebook), int_data);
}

static void
xfpm_info_create (XfpmInfo *info)
{
    GtkWidget *content_area;
    GtkWidget *hbox;
    GtkWidget *viewport;
    GtkListStore *list_store;
    GtkTreeViewColumn *col;
    GtkCellRenderer *renderer;
    
    info->dialog = xfce_titled_dialog_new_with_buttons (_("Power Information"),
							NULL,
							GTK_DIALOG_DESTROY_WITH_PARENT,
							GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
							NULL);
    gtk_window_set_position (GTK_WINDOW (info->dialog), GTK_WIN_POS_CENTER_ALWAYS);
    gtk_window_set_default_size (GTK_WINDOW (info->dialog), -1, 400);
				 
    gtk_window_set_icon_name (GTK_WINDOW (info->dialog), GTK_STOCK_INFO);
			      
    content_area = gtk_dialog_get_content_area (GTK_DIALOG (info->dialog));
    
    hbox = gtk_hbox_new (FALSE, 4);
    
    gtk_container_add (GTK_CONTAINER (content_area), hbox);
    
    viewport = gtk_viewport_new (NULL, NULL);
    info->sideview = gtk_tree_view_new ();
    list_store = gtk_list_store_new (3, GDK_TYPE_PIXBUF, G_TYPE_STRING, G_TYPE_INT);

    gtk_tree_view_set_model (GTK_TREE_VIEW (info->sideview), GTK_TREE_MODEL (list_store));
    
    gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (info->sideview),TRUE);
    col = gtk_tree_view_column_new ();

    renderer = gtk_cell_renderer_pixbuf_new ();
    
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "pixbuf", 0, NULL);

    renderer = gtk_cell_renderer_text_new ();
    gtk_tree_view_column_pack_start (col, renderer, FALSE);
    gtk_tree_view_column_set_attributes (col, renderer, "markup", 1, NULL);
    
    gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (info->sideview), FALSE);
    gtk_tree_view_append_column (GTK_TREE_VIEW (info->sideview), col);
    
    g_signal_connect (info->sideview, "cursor-changed",
		      G_CALLBACK (view_cursor_changed_cb), info);
    
    gtk_container_add (GTK_CONTAINER (viewport), info->sideview);
    
    gtk_box_pack_start (GTK_BOX (hbox), viewport, FALSE, FALSE, 0);
    
    info->notebook = gtk_notebook_new ();
    gtk_box_pack_start (GTK_BOX (hbox), info->notebook, TRUE, TRUE, 0);
    gtk_notebook_set_show_tabs (GTK_NOTEBOOK (info->notebook), FALSE);
    
    /*Show power devices information, AC adapter, batteries*/
    xfpm_info_power_devices (info);
    
    /*Sow CPU wakeups*/
    xfpm_info_cpu_wakeups (info);
    
    g_object_set (G_OBJECT (hbox),
		  "border-width", 4,
		  NULL);
    
    gtk_widget_show_all (hbox);
}

static void
xfpm_info_connect (XfpmInfo *info)
{
    GError *error = NULL;
    
    info->bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
    
    if ( error )
    {
	xfce_dialog_show_error (NULL,
				error,
				NULL);
	g_error ("Cannot connect to system bus : %s", error->message);
    }
}

static XfpmInfo *
xfpm_info_new (void)
{
    XfpmInfo *info;
    
    info = g_new0 (XfpmInfo, 1);
    
    info->bus           = NULL;
    info->power_proxy   = NULL;
    info->wakeups_proxy = NULL;
    info->dialog        = NULL;
    
    return info;
}

static void
xfpm_info_free (XfpmInfo *info)
{
    if ( info->bus ) 
	dbus_g_connection_unref (info->bus);
	
    if ( info->power_proxy )
	g_object_unref (info->power_proxy);
	
    if ( info->wakeups_proxy )
	g_object_unref (info->wakeups_proxy);
	
    g_free (info);
}

int main (int argc, char **argv)
{
    XfpmInfo *info;
    XfpmUnique *unique;
    
    GError *error = NULL;
    gboolean version = FALSE;
    
    GOptionEntry option_entries[] = 
    {
	{ "version", 'V', G_OPTION_FLAG_IN_MAIN, G_OPTION_ARG_NONE, &version, N_("Version information"), NULL },
	{ NULL, },
    };

    xfce_textdomain (GETTEXT_PACKAGE, LOCALEDIR, "UTF-8");
    
    g_set_application_name (PACKAGE_NAME);
    
    if (!gtk_init_with_args (&argc, &argv, (gchar *)"", option_entries, (gchar *)PACKAGE, &error)) 
    {
        if (G_LIKELY (error)) 
        {
            g_printerr ("%s: %s.\n", G_LOG_DOMAIN, error->message);
            g_printerr (_("Type '%s --help' for usage."), G_LOG_DOMAIN);
            g_printerr ("\n");
            g_error_free (error);
        }
        else
        {
            g_error ("Unable to open display.");
	}

        return EXIT_FAILURE;
    }
    
    if ( version )    
    {
	show_version ();
    }
    
    
    unique = xfpm_unique_new ("org.Xfce.PowerManager.Info");
    
    if ( !xfpm_unique_app_is_running (unique ) )
    {
	info = xfpm_info_new ();
	xfpm_info_connect (info);
	xfpm_info_create (info);
	
	g_signal_connect_swapped (unique, "ping-received",
				  G_CALLBACK (gtk_window_present), info->dialog);
	
	gtk_dialog_run (GTK_DIALOG (info->dialog));
	
	gtk_widget_destroy (info->dialog);
	
	xfpm_info_free (info);
    }
    
    g_object_unref (unique);
    
    return EXIT_SUCCESS;
}