#include <time.h>

#include <ctype.h>

#include <gmodule.h>

#include "gdk/x11/gdkx.h"

#include "gtkcellrendererpixbuf.h"

#include "gtktoolbar.h"

#include "gtkimage.h"

#include "gtktogglebutton.h"

#include "gtkarrow.h"

#include "gtkbin.h"

#undef GTK_DISABLE_DEPRECATED

#  include "gtklist.h"

#  include "gtkcombo.h"

#define GTK_DISABLE_DEPRECATED

  GtkEntry *filter_entry;

static void filter_chosen_callback           (GtkWidget         *w,

					      gpointer          user_data);

static void filter_chosen_selected_callback (GtkWidget *w,

					     GtkBin *item);

static void gtk_file_selection_back (GtkWidget *widget, gpointer data);

static void gtk_file_selection_up (GtkWidget *widget, gpointer data);

static void gtk_file_selection_refresh (GtkWidget *widget, gpointer data);

static void gtk_file_selection_home (GtkWidget *widget, gpointer data);

static void gtk_file_selection_desktop (GtkWidget *widget, gpointer data);

static void gtk_file_selection_launch_terminal (GtkWidget *widget, GtkFileSelection *fs);

static void gtk_file_selection_launch_fm (GtkWidget *widget, GtkFileSelection *fs);

static void reload_bookmarks (GtkWidget *bookmarks_button, GtkWidget *fs);

static gboolean simple_mode = FALSE;

static gchar *global_last_dir = NULL;

extern gboolean _gtk_fnmatch_show_hidden;

#define GNOME_VFS_FILE_INFO_GET_MIME_TYPE (1 << 0)

#define GNOME_VFS_FILE_INFO_FORCE_FAST_MIME_TYPE (1 << 1)

typedef struct _GnomeVFSFileInfo GnomeVFSFileInfo;

static GModule *gnome_mod = NULL;

static gboolean vfs_initialized = FALSE;

static GnomeVFSFileInfo* (*gnome_vfs_file_info_new) (void);

static gint (*gnome_vfs_get_file_info) (const gchar *text_uri, GnomeVFSFileInfo *info, gint options);

static const char* (*gnome_vfs_file_info_get_mime_type) (GnomeVFSFileInfo *info);

static const char* (*gnome_vfs_mime_get_description) (const gchar *mime_type);

static const char* (*gnome_vfs_mime_get_icon) (const gchar *mime_type);

static void (*gnome_vfs_file_info_unref) (GnomeVFSFileInfo *info);

static gboolean icon_theme_initialized = FALSE;

typedef struct _GnomeIconTheme GnomeIconTheme;

static GnomeIconTheme* (*gnome_icon_theme_new) (void);

static char* (*gnome_icon_theme_lookup_icon) (GnomeIconTheme *theme, const char *icon_name,

					      int size, gpointer icon_data, int *base_size);

static void (*gnome_icon_theme_append_search_path) (GnomeIconTheme *theme, const char *path);

static GSList *icon_theme_paths = NULL;

#define GNOME_FILE_DOMAIN_PIXMAP 4

typedef struct _GnomeProgram GnomeProgram;

static GnomeProgram* (*gnome_program_get) (void);

static gchar* (*gnome_program_locate_file) (GnomeProgram *program, gint domain, const gchar *filename,

					    gboolean only_if_exists, GSList **ret_locations);

typedef struct _GConfClient GConfClient;

typedef struct _GConfEntry GConfEntry;

#define GCONF_CLIENT_PRELOAD_NONE 0

typedef void (*GConfClientNotifyFunc) (GConfClient* client,

				       guint cnxn_id,

				       GConfEntry *entry,

				       gpointer user_data);

static gboolean gconf_initialized = FALSE;

static gchar *gconf_hidden_key = NULL;

static GConfClient* (*gconf_client_get_default) (void);

static gboolean (*gconf_client_dir_exists) (GConfClient* client,

					    const gchar* dir, GError** err);

static gboolean (*gconf_client_get_bool) (GConfClient* client, const gchar* key, GError** err);

static void (*gconf_client_add_dir) (GConfClient* client,

				     const gchar* dir,

				     gint preload,

				     GError** err);

static guint (*gconf_client_notify_add) (GConfClient* client,

					 const gchar* namespace_section,

					 GConfClientNotifyFunc func,

					 gpointer user_data,

					 GFreeFunc destroy_notify,

					 GError** err);

static void (*gconf_client_notify_remove) (GConfClient* client, guint cnxn);

static gboolean sn_launch_app (const gchar *name, const gchar *description,

			       const gchar *icon, gchar **argv);

static const guint8 new_folder_icon[] = 

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#ifdef __SUNPRO_C

#pragma align 4 (desktop_icon)

#endif

#ifdef __GNUC__

static const guint8 desktop_icon[] __attribute__ ((__aligned__ (4))) =

#else

static const guint8 desktop_icon[] =

#endif

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static const guint8 terminal_icon[] = 

{ ""

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static const guint8 fm_icon[] = 

{ ""

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  "GdkP"

  /* length: header (24) + pixel_data (1756) */

  "\0\0\6\364"

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  "\2\1\0\2"

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  "\263\345\253\216\263\355\261\222\263\342\251\214\263\212hW\263\207eU"

  ")}]M\6\234\0\0\0\0"};

static gchar *

read_line_from_command (gchar *command)

{

  gchar *argv[] = { "/bin/sh", "-c", command, NULL };

  gint output, pid;

  GIOChannel *io;

  gchar *data = NULL, *line;

  gsize term;

  if (!g_spawn_async_with_pipes (NULL, argv, NULL,

  		G_SPAWN_SEARCH_PATH | G_SPAWN_STDERR_TO_DEV_NULL,

  		NULL, NULL, &pid, NULL, &output, NULL, NULL))

      return g_strdup ("");

  io = g_io_channel_unix_new (output);

  g_io_channel_set_close_on_unref (io, TRUE);

  g_io_channel_read_line (io, &data, NULL, &term, NULL);

  g_io_channel_unref (io);

  if (!data) return NULL;

  line = g_strndup (data, term);

  g_free (data);

  return line;

}

static void

notify_show_hidden (GConfClient *client, guint cnxn_id, GConfEntry *entry, gpointer fs)

{

  _gtk_fnmatch_show_hidden = gconf_client_get_bool (gconf_client_get_default (),

			gconf_hidden_key, NULL);

  gtk_file_selection_refresh (NULL, GTK_FILE_SELECTION (fs));

}

static void

widget_force_hide (GtkWidget *widget)

{

  g_signal_stop_emission_by_name (widget, "show");

  gtk_widget_hide (widget);

}

static void bookmarks_popup_pos (GtkMenu *menu, gint *x, gint *y, gboolean push_in, GtkWidget *button);

static gboolean

handle_key_presses (GtkFileSelection *fs, GdkEventKey *event)

{

  if ((event->state & GDK_CONTROL_MASK) && event->keyval == GDK_l)

    {

      GtkCombo *combo;

      combo = (GtkCombo *) g_object_get_data (G_OBJECT (fs), "__combo");

      gtk_widget_grab_focus (combo->entry);

    }

  else if ((event->state & GDK_MOD1_MASK) && event->keyval == GDK_Left)

      gtk_file_selection_back (NULL, fs);

  else if ((event->state & GDK_MOD1_MASK) && event->keyval == GDK_Up)

      gtk_file_selection_up (NULL, fs);

  else if ((event->state & GDK_CONTROL_MASK) && event->keyval == GDK_r)

      gtk_file_selection_refresh (NULL, fs);

  else if ((event->state & GDK_MOD1_MASK) && event->keyval == GDK_Home)

      gtk_file_selection_home (NULL, fs);

  else if ((event->state & GDK_MOD1_MASK) && event->keyval == GDK_b)

    {

      GtkWidget *button, *menu;

      button = (GtkWidget *) g_object_get_data (G_OBJECT (fs), "__bookmarks_button");

      menu = (GtkWidget *) g_object_get_data (G_OBJECT (fs), "__bookmarks");

      g_object_set (button, "active", TRUE, NULL);

      gtk_menu_popup (GTK_MENU (menu), NULL, NULL,

		      (GtkMenuPositionFunc) bookmarks_popup_pos, button,

		      1, event->time);

    }

  else if ((event->state & GDK_CONTROL_MASK) && (event->state & GDK_SHIFT_MASK) && event->keyval == GDK_N)

      gtk_file_selection_create_dir (NULL, fs);

  else if ((event->state & GDK_CONTROL_MASK) && event->keyval == GDK_t)

      gtk_file_selection_launch_terminal (NULL, fs);

  else if ((event->state & GDK_CONTROL_MASK) && event->keyval == GDK_f)

      gtk_file_selection_launch_fm (NULL, fs);

  else

      return FALSE;

  return TRUE;

}

static void

history_combo_activate (GtkEntry *entry, GtkFileSelection *fs)

{

  gchar *dir;

  gint len;

  if (GPOINTER_TO_INT (g_object_get_data (G_OBJECT (entry), "__busy")))

    return;

  g_object_set_data (G_OBJECT (entry), "__busy", GINT_TO_POINTER (TRUE));

  dir = (gchar *) gtk_entry_get_text (entry);

  if (dir[strlen (dir) - 1] != G_DIR_SEPARATOR)

      dir = g_strdup_printf ("%s%c", dir, G_DIR_SEPARATOR);

  else

      dir = g_strdup (dir);

  gtk_file_selection_populate (fs, dir, FALSE, FALSE);

  g_free (dir);

  dir = (gchar *) gtk_entry_get_text (entry);

  len = strlen (dir);

  if (len > 1 && dir[len - 1] == G_DIR_SEPARATOR)

    {

      dir = g_strndup (dir, len - 1);

      gtk_entry_set_text (entry, dir);

    }

  if ((gpointer) gtk_window_get_focus (GTK_WINDOW (fs)) == (gpointer) entry)

      gtk_widget_grab_focus (fs->selection_entry);

  g_object_set_data (G_OBJECT (entry), "__busy", GINT_TO_POINTER (FALSE));

}

static void

history_combo_selected (GtkList *list, GtkBin *item, GtkFileSelection *fs)

{

  GtkCombo *combo;

  GList *nav_history;

  const gchar *current, *entry, *selected;

  if (!GTK_WIDGET_HAS_FOCUS (item))

      return;

  nav_history = (GList *) g_object_get_data (G_OBJECT (fs), "__nav_history");

  if (!nav_history) return;

  current = (const gchar *) g_list_last (nav_history)->data;

  combo = GTK_COMBO (g_object_get_data (G_OBJECT (fs), "__combo"));

  entry = gtk_entry_get_text (GTK_ENTRY (combo->entry));

  selected = gtk_label_get_text (GTK_LABEL (gtk_bin_get_child (item)));

  if (strcmp (entry, selected) == 0 && strcmp (entry, current) != 0)

      history_combo_activate (GTK_ENTRY (combo->entry), fs);

}

popup_deactivate (GtkMenuShell *menu,

		  gpointer button)

{

  g_object_set (button, "active", FALSE, NULL);

}

static void

back_menu_activate (GtkWidget *item,

		    gpointer dp)

{

  GtkWidget *fs;

  GList *nav_history;

  gint i, l, d;

  gchar *dir;

  fs = GTK_WIDGET (g_object_get_data (G_OBJECT (item), "fs"));

  nav_history = g_object_get_data (G_OBJECT (fs), "__nav_history");

  l = (gint) g_list_length (nav_history);

  d = GPOINTER_TO_INT (dp);

  dir = g_strdup_printf ("%s/", (gchar *) g_list_nth_data (nav_history, d));

  for (i = l - 1; i >= d; i--)

    {

      GList *nth = g_list_nth (nav_history, i);

      g_free (nth->data);

      nav_history = g_list_remove_link (nav_history, nth);

    }

  g_object_set_data (G_OBJECT (fs), "__nav_history", nav_history);

  gtk_file_selection_populate (GTK_FILE_SELECTION (fs), dir, FALSE, FALSE);

  g_free (dir);

}

static void

update_nav_history_popup (GtkWidget *fs)

{

  GList *nav_history;

  GtkWidget *back_dropdown;

  GtkWidget *menu;

  guint i, l;

  nav_history = g_object_get_data (G_OBJECT (fs), "__nav_history");

  back_dropdown = g_object_get_data (G_OBJECT (fs), "__back_dropdown");

  menu = g_object_get_data (G_OBJECT (back_dropdown), "menu");

  if (menu) gtk_widget_destroy (menu);

  menu = gtk_menu_new ();

  l = g_list_length (nav_history);

  for (i = l - 1; i > 0; i--)

    {

      GtkWidget *item;

      item = gtk_menu_item_new_with_label ((gchar *) g_list_nth_data (nav_history,

					   i - 1));

      gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);

      g_object_set_data (G_OBJECT (item), "fs", fs);

      g_signal_connect (item, "activate", G_CALLBACK (back_menu_activate),

			GINT_TO_POINTER ((gint) (i - 1)));

    }

  gtk_widget_show_all (menu);

  g_object_set_data (G_OBJECT (back_dropdown), "menu", menu);

  g_signal_connect (menu, "deactivate", G_CALLBACK (popup_deactivate),

		    back_dropdown);

}

static void

back_popup_pos (GtkMenu *menu,

		gint *x,

		gint *y,

		gboolean push_in,

		GtkWidget *button)

{

  gdk_window_get_origin (button->window, x, y);

  *x += button->allocation.x;

  *y += button->allocation.y + button->requisition.height - 1;

}

static gboolean

back_menu (GtkWidget *button,

	   GdkEventButton *event,

	   gpointer data)

{

  GtkWidget *menu;

  if (event->button != 1) return FALSE;

  g_object_set (button, "active", TRUE, NULL);

  menu = g_object_get_data (G_OBJECT (button), "menu");

  gtk_menu_popup (GTK_MENU (menu), NULL, NULL,

		  (GtkMenuPositionFunc) back_popup_pos, button,

		  1, event->time);

  return TRUE;

}

static void

bookmarks_item_clicked (GtkWidget *widget,

			gchar *dir)

{

  GtkFileSelection *fs = GTK_FILE_SELECTION (g_object_get_data (G_OBJECT (widget), "fs"));

  gchar *realDir;

  realDir = g_strdup_printf ("%s/", dir);

  gtk_file_selection_populate (fs, realDir, FALSE, FALSE);

  g_free (realDir);

}

static void

bookmarks_popup_pos (GtkMenu *menu,

		     gint *x,

		     gint *y,

		     gboolean push_in,

		     GtkWidget *button)

{

  gdk_window_get_origin (button->window, x, y);

  *x += button->allocation.x;

  *y += button->allocation.y + button->requisition.height - 1;

}

static gboolean

bookmarks_popup (GtkWidget *widget,

		 GdkEventButton *event,

		 GtkMenu *menu)

{

  if (event->button != 1) return FALSE;

  g_object_set (widget, "active", TRUE, NULL);

  gtk_menu_popup (menu, NULL, NULL,

		  (GtkMenuPositionFunc) bookmarks_popup_pos, widget,

		  1, event->time);

  return TRUE;

}

static void

bookmarks_add (GtkWidget *item, GtkWidget *bookmarks_button)

{

  GtkWidget *fs = gtk_widget_get_toplevel (bookmarks_button);

  gchar *filename;

  GIOChannel *io;

  filename = g_strdup_printf ("%s/.gtk-bookmarks", g_get_home_dir ());

  io = g_io_channel_new_file (filename, "a", NULL);

  if (io)

    {

      GList *nav_history;

      gchar *dir;

      nav_history = g_object_get_data (G_OBJECT (fs), "__nav_history");

      dir = (gchar *) g_list_last (nav_history)->data;

      g_io_channel_write_chars (io, dir, strlen (dir), NULL, NULL);

      g_io_channel_write_chars (io, "\n", strlen ("\n"), NULL, NULL);

      g_io_channel_unref (io);

      reload_bookmarks (bookmarks_button, fs);

    }

  else

    {

      GtkWidget *dialog;

      dialog = gtk_message_dialog_new (GTK_WINDOW (fs),

			      GTK_DIALOG_DESTROY_WITH_PARENT | GTK_DIALOG_MODAL,

			      GTK_MESSAGE_ERROR,

			      GTK_BUTTONS_OK,

			      "Unable to write to %s", filename);

      g_signal_connect (dialog, "response", G_CALLBACK (gtk_widget_destroy), NULL);

      gtk_widget_show (dialog);

    }

  g_free (filename);

}

static void

bookmarks_edit (GtkWidget *item,

		GtkWidget *bookmarks_button)

{

  GtkWidget *fs = gtk_widget_get_toplevel (bookmarks_button);

  GtkWidget *dialog;

  gchar *filename, *prog;

  filename = g_strdup_printf ("%s/.gtk-bookmarks", g_get_home_dir ());

  prog = g_find_program_in_path ("gedit");

  if (prog)

    {

      gboolean use_sn;

      gchar *argv[] = {"gedit", NULL, NULL};

      g_free (prog);

      use_sn = (system ("gedit --version | awk '{ver=$3;if($3>2.2)exit 0;else exit 1}'") == 0);

      argv[1] = filename;

      if (!g_file_test (filename, G_FILE_TEST_EXISTS))

        {

          FILE *f;

          f = fopen (filename, "w");

          if (f) fclose (f);

      }

      if (use_sn)

        {

          gchar *icon = NULL;

          GnomeProgram *app;

          if (icon_theme_initialized && (app = gnome_program_get ()))

              icon = gnome_program_locate_file (app, GNOME_FILE_DOMAIN_PIXMAP,

              	"gedit-icon.png", FALSE, NULL);

          else

	    {

	      gchar *prefix;

	      prefix = read_line_from_command ("pkg-config --variable=prefix libgnomeui-2.0");

	      if (*prefix == '\0')

	          icon = g_strdup ("/usr/share/pixmaps/gedit-icon.png");

	      else

	          icon = g_strdup_printf ("%s/share/pixmaps/gedit-icon.png", prefix);

	      g_free (prefix);

	    }

          sn_launch_app ("Text Editor", "Starting Text Editor", icon, argv);

          if (icon) g_free (icon);

        }

      else

          g_spawn_async (NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL, NULL, NULL, NULL);

      g_free (filename);

      return;

    }

  dialog = gtk_message_dialog_new (GTK_WINDOW (fs),

			      GTK_DIALOG_DESTROY_WITH_PARENT | GTK_DIALOG_MODAL,

			      GTK_MESSAGE_INFO,

			      GTK_BUTTONS_OK,

			      "The bookmark editor hasn't been implemented yet.\n"

			      "Please open your favorite text editor and edit:\n"

			      "%s", filename);

  gtk_container_set_border_width (GTK_CONTAINER (dialog), 8);

  g_signal_connect (dialog, "response", G_CALLBACK (gtk_widget_destroy), NULL);

  gtk_widget_show (dialog);

  g_free (filename);

}

static void

reload_bookmarks (GtkWidget *bookmarks_button, GtkWidget *fs)

{

  GtkWidget *menu, *add, *edit;

  GtkTooltips *tips = NULL;

  gchar *filename;

  GIOChannel *io;

  gulong signal;

  /* Destroy the previous menu */

  menu = g_object_get_data (G_OBJECT (fs), "__bookmarks");

  if (menu)

      gtk_widget_destroy (menu);

  signal = (gulong) GPOINTER_TO_INT (g_object_get_data (G_OBJECT (fs), "__bookmarks_signal"));

  if (signal > 0)

      g_signal_handler_disconnect (bookmarks_button, signal);

  /* Create the menu */

  menu = gtk_menu_new ();

  gtk_menu_set_title (GTK_MENU (menu), _("Bookmarks"));

  add = gtk_menu_item_new_with_mnemonic (_("_Add to bookmarks"));

  edit = gtk_menu_item_new_with_mnemonic (_("_Edit bookmarks..."));

  gtk_menu_shell_append (GTK_MENU_SHELL (menu), add);

  gtk_menu_shell_append (GTK_MENU_SHELL (menu), edit);

  g_signal_connect (add, "activate", G_CALLBACK (bookmarks_add),

		    bookmarks_button);

  g_signal_connect (edit, "activate", G_CALLBACK (bookmarks_edit),

		    bookmarks_button);

  tips = gtk_tooltips_new ();

  g_signal_connect_swapped (menu, "destroy", G_CALLBACK (gtk_object_destroy), tips);

  /* Load the bookmark file */

  filename = g_strdup_printf ("%s/.gtk-bookmarks", g_get_home_dir ());

  io = g_io_channel_new_file (filename, "r", NULL);

  if (io)

    {

      gchar *tmp, *dir;

      gsize term;

      gtk_menu_shell_append (GTK_MENU_SHELL (menu),

			     gtk_menu_item_new ());

      while (g_io_channel_read_line (io, &tmp, NULL, &term, NULL) == G_IO_STATUS_NORMAL)

        {

	  GtkWidget *item;

	  dir = g_strndup (tmp, term);

	  g_free (tmp);

          if (strlen (dir) == 0)

            {

	      g_free (dir);

	      continue;

            }

	  item = gtk_menu_item_new_with_label (g_path_get_basename (dir));

	  gtk_tooltips_set_tip (tips, item, dir, NULL);

	  g_object_set_data (G_OBJECT (item), "fs", fs);

	  g_signal_connect (item, "activate", G_CALLBACK (bookmarks_item_clicked),

			    dir);

	  g_signal_connect_swapped (item, "destroy", G_CALLBACK (g_free), dir);

	  gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);

        }

      g_io_channel_unref (io);

    }

  g_free (filename);

  gtk_widget_show_all (menu);

  signal = g_signal_connect (bookmarks_button, "button-press-event",

			     G_CALLBACK (bookmarks_popup), menu);

  g_signal_connect (menu, "deactivate", G_CALLBACK (popup_deactivate),

		    bookmarks_button);

  g_object_set_data (G_OBJECT (fs), "__bookmarks", menu);

  g_object_set_data (G_OBJECT (fs), "__bookmarks_signal", GINT_TO_POINTER ((int) signal));

}

static void

sort_by_anything (GtkTreeViewColumn *column, GtkTreeView *view, gint sort_column, GtkSortType default_sort)

{

  GtkTreeModel *model = gtk_tree_view_get_model (view);

  GList *list, *cols = gtk_tree_view_get_columns (view);

  gint sort_id;

  GtkSortType sort_type;

  for (list = cols; list; list = list->next)

    {

      GtkTreeViewColumn *col = (GtkTreeViewColumn *) list->data;

      gtk_tree_view_column_set_sort_indicator (col, FALSE);

    }

  g_list_free (cols);

  gtk_tree_view_column_set_sort_indicator (column, TRUE);

  gtk_tree_sortable_get_sort_column_id (GTK_TREE_SORTABLE (model), &sort_id, &sort_type);

  if (sort_id == sort_column)

    {

      sort_type = (sort_type == GTK_SORT_ASCENDING) ? GTK_SORT_DESCENDING : GTK_SORT_ASCENDING;

      gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (model), sort_column, sort_type);

      gtk_tree_view_column_set_sort_order (column, sort_type);

    }

  else

    {

      gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (model), sort_column, default_sort);

      gtk_tree_view_column_set_sort_order (column, default_sort);

    }

  /* Save sort option */

}

static void

sort_by_name (GtkTreeViewColumn *column, GtkTreeView *view)

{

  sort_by_anything (column, view, FILE_COLUMN, GTK_SORT_ASCENDING);

}

static void

sort_by_type (GtkTreeViewColumn *column, GtkTreeView *view)

{

  sort_by_anything (column, view, TYPE_COLUMN, GTK_SORT_ASCENDING);

}

static void

sort_by_size (GtkTreeViewColumn *column, GtkTreeView *view)

{

  sort_by_anything (column, view, SIZE_DATA_COLUMN, GTK_SORT_DESCENDING);

}

static void

sort_by_date (GtkTreeViewColumn *column, GtkTreeView *view)

{

  sort_by_anything (column, view, DATE_DATA_COLUMN, GTK_SORT_DESCENDING);

}

static gint

default_sort_func (GtkTreeModel *model, GtkTreeIter *a, GtkTreeIter *b, gpointer user_data)

{

  return 0;

}

static void

  GtkWidget *toolbar;

  GtkWidget *back;

  GtkWidget *back_dropdown;

  GtkWidget *back_dropdown_arrow;

  GtkWidget *bookmarks;

  GtkWidget *bookmarks_icon;

  GtkWidget *combo;

  GParamSpec *action_area_border;

  GParamSpec *toolbar_shadow;

  GdkPixbuf *icon;

  simple_mode = (g_getenv ("GTK_FILESEL_SIMPLE") && strcmp (g_getenv ("GTK_FILESEL_SIMPLE"), "1") == 0);

  /* Dirty hack to use gconf, gnome-vfs and libgnomeui without depending on them */

  if (!gnome_mod && g_module_supported ())

    {

      gnome_mod = g_module_open (NULL, G_MODULE_BIND_LAZY);

      gboolean (*gnome_vfs_initialized) (void);

      gboolean (*gnome_vfs_init) (void);

      if (!gnome_mod) goto stop_mod;

      if (g_module_symbol (gnome_mod, "gconf_client_get_default", (gpointer *) &gconf_client_get_default)

       && g_module_symbol (gnome_mod, "gconf_client_dir_exists", (gpointer *) &gconf_client_dir_exists)

       && g_module_symbol (gnome_mod, "gconf_client_get_bool", (gpointer *) &gconf_client_get_bool)

       && g_module_symbol (gnome_mod, "gconf_client_add_dir", (gpointer *) &gconf_client_add_dir)

       && g_module_symbol (gnome_mod, "gconf_client_notify_add", (gpointer *) &gconf_client_notify_add)

       && g_module_symbol (gnome_mod, "gconf_client_notify_remove", (gpointer *) &gconf_client_notify_remove)

       && gconf_client_get_default ())

	{

	  gconf_initialized = TRUE;

	  if (gconf_client_dir_exists (gconf_client_get_default (), "/desktop/gnome/file_views", NULL))

	      gconf_hidden_key = "/desktop/gnome/file_views/show_hidden_files";   /* GNOME 2.2 */

	  else

	      gconf_hidden_key = "/apps/nautilus/preferences/show_hidden_files";  /* GNOME 2.2 */

	  _gtk_fnmatch_show_hidden = gconf_client_get_bool (gconf_client_get_default (),

			gconf_hidden_key, NULL);

	  gconf_client_add_dir (gconf_client_get_default (),

	  			gconf_hidden_key,

	  			GCONF_CLIENT_PRELOAD_NONE,

	  			NULL);

	}

      if (simple_mode) goto stop_mod;

      if (g_module_symbol (gnome_mod, "gnome_vfs_initialized", (gpointer *) &gnome_vfs_initialized)

       && g_module_symbol (gnome_mod, "gnome_vfs_init", (gpointer *) &gnome_vfs_init))

        {

          vfs_initialized = (*gnome_vfs_initialized) ();

          if (!vfs_initialized)

              vfs_initialized = gnome_vfs_init ();

          if (!vfs_initialized

           || !g_module_symbol (gnome_mod, "gnome_vfs_file_info_new", (gpointer *) &gnome_vfs_file_info_new)

           || !g_module_symbol (gnome_mod, "gnome_vfs_get_file_info", (gpointer *) &gnome_vfs_get_file_info)

           || !g_module_symbol (gnome_mod, "gnome_vfs_file_info_get_mime_type", (gpointer *) &gnome_vfs_file_info_get_mime_type)

           || !g_module_symbol (gnome_mod, "gnome_vfs_mime_get_description", (gpointer *) &gnome_vfs_mime_get_description)

           || !g_module_symbol (gnome_mod, "gnome_vfs_mime_get_icon", (gpointer *) &gnome_vfs_mime_get_icon)

           || !g_module_symbol (gnome_mod, "gnome_vfs_file_info_unref", (gpointer *) &gnome_vfs_file_info_unref))

              vfs_initialized = FALSE;

          if (vfs_initialized

           && g_module_symbol (gnome_mod, "gnome_icon_theme_new", (gpointer *) &gnome_icon_theme_new)

           && g_module_symbol (gnome_mod, "gnome_icon_theme_lookup_icon", (gpointer *) &gnome_icon_theme_lookup_icon)

           && g_module_symbol (gnome_mod, "gnome_icon_theme_append_search_path", (gpointer *) &gnome_icon_theme_append_search_path))

              icon_theme_initialized = TRUE;

          if (icon_theme_initialized

           && g_module_symbol (gnome_mod, "gnome_program_get", (gpointer *) &gnome_program_get)

           && g_module_symbol (gnome_mod, "gnome_program_locate_file", (gpointer *) &gnome_program_locate_file))

            {

              GnomeProgram *app = gnome_program_get ();

              if (app)

                  gnome_program_locate_file (app, GNOME_FILE_DOMAIN_PIXMAP, "document-icons", FALSE, &icon_theme_paths);

            }

        }

    }

  stop_mod:

  if (gconf_initialized)

    {

        guint id = gconf_client_notify_add (gconf_client_get_default (),

	  		gconf_hidden_key,

	  		notify_show_hidden,

	  		filesel, NULL, NULL);

	g_object_set_data (G_OBJECT (filesel), "__notify_show_hidden", GINT_TO_POINTER ((gint) id));

    }

  else

    {

      gchar *show_hidden;

      show_hidden = read_line_from_command ("gconftool-2 --get /desktop/gnome/file_views/show_hidden_files");

      if (strcmp (show_hidden, "") == 0)

        {

          /* GNOME 2.0 */

          g_free (show_hidden);

          show_hidden = read_line_from_command ("gconftool-2 --get /apps/nautilus/preferences/show_hidden_files");

          _gtk_fnmatch_show_hidden = (strcmp (show_hidden, "true") == 0);

        }

      else

          /* GNOME 2.2 */

          _gtk_fnmatch_show_hidden = (strcmp (show_hidden, "true") == 0);

      g_free (show_hidden);

    }

  g_signal_connect (filesel, "key-press-event", G_CALLBACK (handle_key_presses), NULL);

  gtk_widget_show_all (toolbar);

  gtk_container_set_border_width (GTK_CONTAINER (dialog), 12);

  /* The terminal and file manager buttons */

  gtk_toolbar_insert_space (GTK_TOOLBAR (toolbar), -1);

  icon = gdk_pixbuf_new_from_inline (sizeof (terminal_icon),

				     (const guint8 *) terminal_icon,

				     FALSE, NULL);

  gtk_toolbar_append_item (GTK_TOOLBAR (toolbar),

			   _("Terminal"),

			   _("Launch a terminal in this folder  (Ctrl+T)"), NULL,

			   gtk_image_new_from_pixbuf (icon),

			   G_CALLBACK (gtk_file_selection_launch_terminal), filesel);

  icon = gdk_pixbuf_new_from_inline (sizeof (fm_icon),

				     (const guint8 *) fm_icon,

				     FALSE, NULL);

  gtk_toolbar_append_item (GTK_TOOLBAR (toolbar),

			   _("File Manager"),

			   _("Launch a file manager in this folder  (Ctrl+F)"), NULL,

			   gtk_image_new_from_pixbuf (icon),

			   G_CALLBACK (gtk_file_selection_launch_fm), filesel);

  vbox = gtk_vbox_new (FALSE, 12);

  gtk_box_pack_start (GTK_BOX (filesel->main_vbox), vbox, TRUE, TRUE, 0);

  if (!simple_mode)

    {

      /* The files are already being sorted by qsort when in simple mode */

      gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (model), DIR_COLUMN, GTK_SORT_ASCENDING);

      gtk_tree_view_column_set_sort_order (column, GTK_SORT_DESCENDING);

    }

  gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW (filesel->file_list), !simple_mode);

  gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (model), default_sort_func, NULL, NULL);

  if (!simple_mode)

      gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (filesel->file_list), TRUE);

  if (g_getenv ("GTK_FILESEL_NO_ICONS") && strcmp (g_getenv ("GTK_FILESEL_NO_ICONS"), "1") == 0)

      icon_theme_initialized = FALSE;

  if (g_getenv ("GTK_FILESEL_NO_MIME") && strcmp (g_getenv ("GTK_FILESEL_NO_MIME"), "1") == 0)

    {

      vfs_initialized = FALSE;

      icon_theme_initialized = FALSE;

    }

  if (!simple_mode && icon_theme_initialized)

    {

      column = gtk_tree_view_column_new_with_attributes ("",

							 gtk_cell_renderer_pixbuf_new (),

							 "pixbuf", ICON_COLUMN,

							 NULL);

      g_object_set (column, "reorderable", TRUE, NULL);

      gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);

      gtk_tree_view_append_column (GTK_TREE_VIEW (filesel->file_list), column);

    }

  g_signal_connect (column, "clicked", G_CALLBACK (sort_by_name), filesel->file_list);

  g_object_set (column, "clickable", !simple_mode, "resizable", !simple_mode, "reorderable", !simple_mode, NULL);

  g_object_set_data (G_OBJECT (filesel), "__file_column", column);

  /* if (!simple_mode)

      gtk_tree_view_column_set_sort_indicator (column, TRUE); */

  if (!simple_mode && vfs_initialized)

    {

      column = gtk_tree_view_column_new_with_attributes (_("Type"),

							 gtk_cell_renderer_text_new (),

							 "text", TYPE_COLUMN,

							 NULL);

      g_signal_connect (column, "clicked", G_CALLBACK (sort_by_type), filesel->file_list);

      label = gtk_label_new_with_mnemonic (_("_Type"));

      gtk_label_set_mnemonic_widget (GTK_LABEL (label), filesel->file_list);

      gtk_widget_show (label);

      gtk_tree_view_column_set_widget (column, label);

      gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);

      gtk_tree_view_append_column (GTK_TREE_VIEW (filesel->file_list), column);

      g_object_set (column, "clickable", !simple_mode, "resizable", !simple_mode, "reorderable", !simple_mode, NULL);

    }

  column = gtk_tree_view_column_new_with_attributes (_("Size"),

						     gtk_cell_renderer_text_new (),

						     "text", SIZE_COLUMN,

						     NULL);

  g_signal_connect (column, "clicked", G_CALLBACK (sort_by_size), filesel->file_list);

  label = gtk_label_new_with_mnemonic (_("_Size"));

  gtk_label_set_mnemonic_widget (GTK_LABEL (label), filesel->file_list);

  gtk_widget_show (label);

  gtk_tree_view_column_set_widget (column, label);

  gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);

  if (!simple_mode)

      gtk_tree_view_append_column (GTK_TREE_VIEW (filesel->file_list), column);

  g_object_set (column, "clickable", !simple_mode, "resizable", !simple_mode, "reorderable", !simple_mode, NULL);

  column = gtk_tree_view_column_new_with_attributes (_("Last Modified"),

						     gtk_cell_renderer_text_new (),

						     "text", DATE_COLUMN,

						     NULL);

  g_signal_connect (column, "clicked", G_CALLBACK (sort_by_date), filesel->file_list);

  label = gtk_label_new_with_mnemonic (_("Last _Modified"));

  gtk_label_set_mnemonic_widget (GTK_LABEL (label), filesel->file_list);

  gtk_widget_show (label);

  gtk_tree_view_column_set_widget (column, label);

  gtk_tree_view_column_set_sizing (column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);

  if (!simple_mode)

      gtk_tree_view_append_column (GTK_TREE_VIEW (filesel->file_list), column);

  g_object_set (column, "clickable", !simple_mode, "resizable", !simple_mode, "reorderable", !simple_mode, NULL);

  action_area_border = gtk_widget_class_find_style_property (

				GTK_WIDGET_GET_CLASS (dialog),

				"action_area_border");

  G_PARAM_SPEC_INT (action_area_border)->default_value = 0;  

  /* The filter combo box */

  hbox = gtk_hbox_new (FALSE, 6);

  gtk_box_pack_start (GTK_BOX (entry_vbox), hbox, TRUE, TRUE, 0);

  gtk_box_pack_start (GTK_BOX (hbox), gtk_label_new (_("Filter:")), FALSE, TRUE, 0);

  filter_combo = gtk_combo_new ();

  do

    {

      GList *items = NULL;

      items = g_list_append (items, _("<All Files> *"));

      items = g_list_append (items, _("<Text> *.txt"));

      items = g_list_append (items, _("<Markup text> *.xml/*.xhtml/*.html/*.sgml/"

				"*.[Tt]e[Xx]/*.me"));

      items = g_list_append (items, _("<Word Processing Documents> *.abw/*.sxw/*.kwd/"

				"*.doc/*.wpd"));

     items = g_list_append (items, _("<Spreadsheets> *.gnumeric/*.sxc/*.ksp/*.xls"));

     items = g_list_append (items, _("<Documents> *.pdf/*.ps/*.dvi"));

     items = g_list_append (items, _("<Images> *.jpg/*.gif/*.xpm/*.png/*.bmp/*.xbm/*.xcf"));

     items = g_list_append (items, _("<Sound> *.mp3/*.ogg/*.wav/*.cdda/*.rm/*.ram"));

     items = g_list_append (items, _("<Video> *.mpg/*.mpeg/*.wmv/*.avi/*.rm/*.mov/*.asf/*.mkv/*.ogm"));

     items = g_list_append (items, _("<Compressed> *.gz/*.Z/*.tgz/*.bz2/*.zip"));

     items = g_list_append (items, _("<Packages> *.rpm/*.deb/*.tgz/*.tbz/*.tar.gz/"

				"*.tar.bz2/*.tar/*.zip"));

     items = g_list_append (items, _("<Code> *.c/*.h/*.cc/*.cpp/*.pas/*.py/*.pl/*.pm/"

				"*.java/*.el/*.diff/*.patch"));

     gtk_combo_set_popdown_strings (GTK_COMBO (filter_combo), items);

    }

  while (0);

  g_object_set_data (G_OBJECT (filesel), "__filter_combo", filter_combo);

  gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (filter_combo)->entry), "<All Files> *");

  gtk_box_pack_start (GTK_BOX (hbox), filter_combo, TRUE, TRUE, 0);

  gtk_combo_disable_activate (GTK_COMBO (filter_combo));

  g_signal_connect_swapped (GTK_COMBO (filter_combo)->entry, "activate",

			GTK_SIGNAL_FUNC (filter_chosen_callback), filesel);

  g_signal_connect_swapped (GTK_COMBO (filter_combo)->list, "select-child",

			GTK_SIGNAL_FUNC (filter_chosen_selected_callback), filesel);

  ((CompletionState *) filesel->cmpl_state)->filter_entry = GTK_ENTRY (GTK_COMBO (filter_combo)->entry);

  if (!simple_mode && !(g_getenv ("GTK_FILESEL_NO_FILTER") && *g_getenv ("GTK_FILESEL_NO_FILTER")))

      gtk_widget_show_all (hbox);

  else if (global_last_dir)

    {

      gchar *dir = g_strdup_printf ("%s/", global_last_dir);

      gtk_file_selection_populate (filesel, dir, TRUE, TRUE);

      g_free (dir);

    }

      g_object_set_data (G_OBJECT (filesel), "__first_start", GINT_TO_POINTER (TRUE));

  gtk_file_selection_update_fileops (filesel);

  if (simple_mode)

      gtk_window_set_default_size (GTK_WINDOW (filesel), 500, 420);

  else

      gtk_window_set_default_size (GTK_WINDOW (filesel), 560, 420);

  GtkToolbar *toolbar;

  toolbar = GTK_TOOLBAR (g_object_get_data (G_OBJECT (filesel),

			 "__toolbar"));

      g_free (tip);

  nav_history = g_object_get_data (G_OBJECT (filesel), "__nav_history");

  if (nav_history)

      g_list_free (nav_history);

  g_object_set_data (G_OBJECT (filesel), "__nav_history", NULL);

  if (gconf_initialized)

    {

      guint notify_id;

      notify_id = (guint) GPOINTER_TO_INT (g_object_get_data (G_OBJECT (filesel),

  				           "__notify_show_hidden"));

      if (notify_id)

        {

          gconf_client_notify_remove (gconf_client_get_default (), notify_id);

          g_object_set_data (G_OBJECT (filesel), "__notify_show_hidden", NULL);

        }

    }

  GtkTreeViewColumn *column;

  if (GINT_TO_POINTER (g_object_get_data (G_OBJECT (filesel), "__first_start")))

      g_object_set_data (G_OBJECT (filesel), "__first_start", GINT_TO_POINTER (FALSE));

  else

  if (!simple_mode)

    {

      column = (GtkTreeViewColumn *) g_object_get_data (G_OBJECT (filesel), "__file_column");

      sort_by_anything (column, GTK_TREE_VIEW (filesel->file_list), FILE_COLUMN, GTK_SORT_ASCENDING);

    }

gtk_file_selection_back (GtkWidget *widget,

			 gpointer data)

{

  GtkFileSelection *fs = data;

  GList *nav_history;

  gchar *last_dir;

  guint l;

  nav_history = g_object_get_data (G_OBJECT (fs), "__nav_history");

  l = g_list_length (nav_history);

  if (l >= 2)

    {

      last_dir = g_strdup_printf ("%s/", (gchar *) g_list_nth_data (nav_history, l - 2));

      g_free (g_list_nth_data (nav_history, l - 1));

      g_free (g_list_nth_data (nav_history, l - 2));

      nav_history = g_list_remove_link (nav_history, g_list_nth (nav_history, l - 1));

      nav_history = g_list_remove_link (nav_history, g_list_nth (nav_history, l - 2));

      g_object_set_data (G_OBJECT (fs), "__nav_history", nav_history);

      gtk_file_selection_populate (fs, last_dir, FALSE, FALSE);

      g_free (last_dir);

      update_nav_history_popup (GTK_WIDGET (fs));

    }

}

static void

gtk_file_selection_up (GtkWidget *widget,

			 gpointer data)

{

  GtkFileSelection *fs = data;

  gtk_file_selection_populate (fs, "../", FALSE, FALSE);

}

static void

gtk_file_selection_refresh (GtkWidget *widget,

			    gpointer data)

{

  GtkFileSelection *fs = data;

  gtk_file_selection_populate (fs, "./", FALSE, FALSE);

}

static void

gtk_file_selection_home (GtkWidget *widget,

			 gpointer data)

{

  GtkFileSelection *fs = data;

  gtk_file_selection_populate (fs, "~/", FALSE, FALSE);

}

static void

gtk_file_selection_desktop (GtkWidget *widget,

			 gpointer data)

{

  GtkFileSelection *fs = data;

  gtk_file_selection_populate (fs, "~/Desktop/", FALSE, FALSE);

}

static void

gtk_file_selection_launch_terminal (GtkWidget *widget, GtkFileSelection *fs)

{

  GList *list;

  gchar *terminal;

  /* This is a little script that autodetects which desktop environment you're running on.

     If you're running on KDE, konsole is launched. Otherwise, gnome-terminal is launched, or

     xterm is gnome-terminal is not available. */

  terminal = read_line_from_command ("gterm() { if ! command -v gnome-terminal >/dev/null 2>/dev/null; then echo xterm; fi; if gnome-terminal --version | grep -q 'Gnome Terminal 1'; then echo gnome1; else echo gnome2; fi }; pl=`ps auxw | grep -V '/bin/sh -c'`; if echo \"$pl\" | grep -q 'kicker'; then echo konsole; else gterm; fi");

  switch (fork ())

    {

      case 0: /* child */