misc-gtk.c

一个linux下的ftp程序。它是使用文件传输协议的一系列程序的集合。

                        &graphic->bitmap, &style->bg[GTK_STATE_NORMAL], exfile);
  g_free (exfile);

  if (graphic->pixmap == NULL)
    {
      g_free (graphic);
      ftp_log (gftp_logging_error, NULL, _("Error opening file %s: %s\n"), 
               exfile, g_strerror (errno));
      return (NULL);
    }

  graphic->filename = g_strdup (filename);
  g_hash_table_insert (graphic_hash_table, graphic->filename, graphic);

  return (graphic);
}


void
gftp_free_pixmap (char *filename)
{
  gftp_graphic * graphic;

  if ((graphic = g_hash_table_lookup (graphic_hash_table, filename)) == NULL)
    return;

#if GTK_MAJOR_VERSION == 1
  gdk_pixmap_unref (graphic->pixmap);
  gdk_bitmap_unref (graphic->bitmap);
#else
  g_object_unref (graphic->pixmap);
  g_object_unref (graphic->bitmap);
#endif

  g_hash_table_remove (graphic_hash_table, filename);
  g_free (graphic->filename);
  g_free (graphic);
}


void
gftp_get_pixmap (GtkWidget * widget, char *filename, GdkPixmap ** pix,
                 GdkBitmap ** bitmap)
{
  gftp_graphic * graphic;

  if (filename == NULL || *filename == '\0')
    {
      *pix = NULL;
      *bitmap = NULL;
      return;
    }

  if ((graphic = g_hash_table_lookup (graphic_hash_table, filename)) == NULL)
    graphic = open_xpm (widget, filename);

  if (graphic == NULL)
    {
      *pix = NULL;
      *bitmap = NULL;
      return;
    }

  *pix = graphic->pixmap;
  *bitmap = graphic->bitmap;
}


int
check_status (char *name, gftp_window_data *wdata, int check_other_stop,
              int only_one, int at_least_one, int func)
{
  gftp_window_data * owdata;

  owdata = wdata == &window1 ? &window2 : &window1;

  if (wdata->request->stopable)
    {
      ftp_log (gftp_logging_error, NULL,
	       _("%s: Please hit the stop button first to do anything else\n"),
	       name);
      return (0);
    }

  if (check_other_stop && owdata->request->stopable)
    {
      ftp_log (gftp_logging_error, NULL,
	       _("%s: Please hit the stop button first to do anything else\n"),
	       name);
      return (0);
    }

  if (!GFTP_IS_CONNECTED (wdata->request))
    {
      ftp_log (gftp_logging_error, NULL,
	       _("%s: Not connected to a remote site\n"), name);
      return (0);
    }

  if (!func)
    {
      ftp_log (gftp_logging_error, NULL,
	       _("%s: This feature is not available using this protocol\n"),
	       name);
      return (0);
    }

  if (only_one && !IS_ONE_SELECTED (wdata))
    {
      ftp_log (gftp_logging_error, NULL,
	       _("%s: You must only have one item selected\n"), name);
      return (0);
    }

  if (at_least_one && !only_one && IS_NONE_SELECTED (wdata))
    {
      ftp_log (gftp_logging_error, NULL,
	       _("%s: You must have at least one item selected\n"), name);
      return (0);
    }
  return (1);
}


static gchar *
gftp_item_factory_translate (const char *path, gpointer func_data)
{
  const gchar *strip_prefix = func_data;
  const char *result;
  
  if (strip_prefix)
    {
      char *tmp_path = g_strconcat (strip_prefix, path, NULL);
      result = gettext (tmp_path);
      if (result == tmp_path)
        result = path;
      g_free (tmp_path);
    }
  else
    result = gettext (path);

  return (char *)result;
}


GtkItemFactory *
item_factory_new (GtkType container_type, const char *path,
		  GtkAccelGroup *accel_group, const char *strip_prefix)
{
  GtkItemFactory *result = gtk_item_factory_new (container_type, path, accel_group);
  gchar *strip_prefix_dup = g_strdup (strip_prefix);
  
  gtk_item_factory_set_translate_func (result, gftp_item_factory_translate,
				       strip_prefix_dup, NULL);

  if (strip_prefix_dup)
    gtk_object_set_data_full (GTK_OBJECT (result), "gftp-strip-prefix",
			      strip_prefix_dup, (GDestroyNotify)g_free);

  return result;
}


void
create_item_factory (GtkItemFactory * ifactory, guint n_entries,
		     GtkItemFactoryEntry * entries, gpointer callback_data)
{
  const char *strip_prefix;
  size_t strip_prefix_len;
  size_t i;

  strip_prefix = gtk_object_get_data (GTK_OBJECT (ifactory), "gftp-strip-prefix");
  if (strip_prefix)
    strip_prefix_len = strlen (strip_prefix);
  else
    strip_prefix_len = 0;

  for (i = 0; i < n_entries; i++)
    {
      GtkItemFactoryEntry dummy_item = entries[i];
      if (strip_prefix && strncmp (entries[i].path, strip_prefix, strip_prefix_len) == 0)
	dummy_item.path += strip_prefix_len;
      
      gtk_item_factory_create_item (ifactory, &dummy_item, callback_data, 1);
    }
}

void
add_history (GtkWidget * widget, GList ** history, unsigned int *histlen, 
             const char *str)
{
  GList *node, *delnode;
  char *tempstr;
  int i;

  if (str == NULL || *str == '\0')
    return;

  for (node = *history; node != NULL; node = node->next)
    {
      if (strcmp ((char *) node->data, str) == 0)
	break;
    }

  if (node == NULL)
    {
      if (*histlen >= MAX_HIST_LEN)
	{
	  node = *history;
	  for (i = 1; i < MAX_HIST_LEN; i++)
	    node = node->next;
	  node->prev->next = NULL;
	  node->prev = NULL;
	  delnode = node;
	  while (delnode != NULL)
	    {
	      if (delnode->data)
		g_free (delnode->data);
	      delnode = delnode->next;
	    }
	  g_list_free (node);
	}
      tempstr = g_strdup (str);
      *history = g_list_prepend (*history, tempstr);
      ++*histlen;
    }
  else if (node->prev != NULL)
    {
      node->prev->next = node->next;
      if (node->next != NULL)
	node->next->prev = node->prev;
      node->prev = NULL;
      node->next = *history;
      if (node->next != NULL)
	node->next->prev = node;
      *history = node;
    }
  gtk_combo_set_popdown_strings (GTK_COMBO (widget), *history);
}


int
check_reconnect (gftp_window_data *wdata)
{
  return (wdata->request->cached && wdata->request->datafd < 0 && 
          !wdata->request->always_connected &&
	  !ftp_connect (wdata, wdata->request, 0) ? -1 : 0);
}


void
add_file_listbox (gftp_window_data * wdata, gftp_file * fle)
{
  char *add_data[7] = { NULL, NULL, NULL, NULL, NULL, NULL, NULL };
  char *tempstr, *str, *pos, *attribs;
  gftp_config_list_vars * tmplistvar;
  gftp_file_extensions * tempext;
  intptr_t show_hidden_files;
  GdkBitmap * bitmap;
  GList * templist;
  GdkPixmap * pix;
  int clist_num;
  size_t stlen;

  gftp_lookup_request_option (wdata->request, "show_hidden_files", 
                              &show_hidden_files);

  if (wdata->show_selected)
    {
      fle->shown = fle->was_sel;
      if (!fle->shown)
        return;
    }
  else if ((!show_hidden_files && *fle->file == '.' && 
            strcmp (fle->file, "..") != 0) ||
           !gftp_match_filespec (fle->file, wdata->filespec))
    {
      fle->shown = 0;
      fle->was_sel = 0;
      return;
    }
  else
    fle->shown = 1;

  clist_num = gtk_clist_append (GTK_CLIST (wdata->listbox), add_data);

  if (fle->was_sel)
    {
      fle->was_sel = 0;
      gtk_clist_select_row (GTK_CLIST (wdata->listbox), clist_num, 0);
    }

  pix = NULL;
  bitmap = NULL;
  if (strcmp (fle->file, "..") == 0)
    gftp_get_pixmap (wdata->listbox, "dotdot.xpm", &pix, &bitmap);
  else if (S_ISLNK (fle->st_mode) && S_ISDIR (fle->st_mode))
    gftp_get_pixmap (wdata->listbox, "linkdir.xpm", &pix, &bitmap);
  else if (S_ISLNK (fle->st_mode))
    gftp_get_pixmap (wdata->listbox, "linkfile.xpm", &pix, &bitmap);
  else if (S_ISDIR (fle->st_mode))
    gftp_get_pixmap (wdata->listbox, "dir.xpm", &pix, &bitmap);
  else if ((fle->st_mode & S_IXUSR) ||
           (fle->st_mode & S_IXGRP) ||
           (fle->st_mode & S_IXOTH))
    gftp_get_pixmap (wdata->listbox, "exe.xpm", &pix, &bitmap); 
  else
    {
      stlen = strlen (fle->file);
      gftp_lookup_global_option ("ext", &tmplistvar);
      templist = tmplistvar->list;
      while (templist != NULL)
        {
          tempext = templist->data;
          if (stlen >= tempext->stlen &&
              strcmp (&fle->file[stlen - tempext->stlen], tempext->ext) == 0)
            {
              gftp_get_pixmap (wdata->listbox, tempext->filename, &pix, 
                               &bitmap);
              break;
            }
          templist = templist->next;
        }
    }

  if (pix == NULL && bitmap == NULL)
    gftp_get_pixmap (wdata->listbox, "doc.xpm", &pix, &bitmap);
   
  gtk_clist_set_pixmap (GTK_CLIST (wdata->listbox), clist_num, 0, pix, bitmap);

  if (fle->utf8_file)
    gtk_clist_set_text (GTK_CLIST (wdata->listbox), clist_num, 1, 
                        fle->utf8_file);
  else if (fle->file)
    gtk_clist_set_text (GTK_CLIST (wdata->listbox), clist_num, 1, fle->file);

  if (GFTP_IS_SPECIAL_DEVICE (fle->st_mode))
    tempstr = g_strdup_printf ("%d, %d", major (fle->size),
                               minor (fle->size));
  else
    tempstr = insert_commas (fle->size, NULL, 0);

  gtk_clist_set_text (GTK_CLIST (wdata->listbox), clist_num, 2, tempstr);
  g_free (tempstr);

  if (fle->user)
    gtk_clist_set_text (GTK_CLIST (wdata->listbox), clist_num, 3, fle->user);
  if (fle->group)
    gtk_clist_set_text (GTK_CLIST (wdata->listbox), clist_num, 4, fle->group);
  if ((str = ctime (&fle->datetime)))
    {
      if ((pos = strchr (str, '\n')) != NULL)
        *pos = '\0';
      gtk_clist_set_text (GTK_CLIST (wdata->listbox), clist_num, 5, str);
    }

  attribs = gftp_convert_attributes_from_mode_t (fle->st_mode);
  gtk_clist_set_text (GTK_CLIST (wdata->listbox), clist_num, 6, attribs);
  g_free (attribs);

}


void
destroy_dialog (gftp_dialog_data * ddata)
{
  if (ddata->dialog != NULL)
    {
      gtk_widget_destroy (ddata->dialog);
      ddata->dialog = NULL;
    }
}


#if GTK_MAJOR_VERSION == 1
static void
ok_dialog_response (GtkWidget * widget, gftp_dialog_data * ddata)
{
  if (ddata->edit == NULL)
    {
      gtk_widget_destroy (ddata->dialog);
      ddata->dialog = NULL;
      ddata->checkbox = NULL;
    }
 
  if (ddata->yesfunc != NULL)
    ddata->yesfunc (ddata->yespointer, ddata);

  if (ddata->edit != NULL &&
      ddata->dialog != NULL)
    gtk_widget_destroy (ddata->dialog);

  g_free (ddata);
}


static void
cancel_dialog_response (GtkWidget * widget, gftp_dialog_data * ddata)
{
  if (ddata->edit == NULL)
    {
      gtk_widget_destroy (ddata->dialog);
      ddata->dialog = NULL;
      ddata->checkbox = NULL;
    }
 
  if (ddata->nofunc != NULL)
    ddata->nofunc (ddata->nopointer, ddata);

  if (ddata->edit != NULL &&
      ddata->dialog != NULL)
    gtk_widget_destroy (ddata->dialog);

  g_free (ddata);
}
#else
static void
dialog_response (GtkWidget * widget, gint response, gftp_dialog_data * ddata)
{
  if (ddata->edit == NULL)
    {
      gtk_widget_destroy (ddata->dialog);
      ddata->dialog = NULL;
      ddata->checkbox = NULL;
    }

  switch (response)
    {
      case GTK_RESPONSE_YES:
        if (ddata->yesfunc != NULL)
          ddata->yesfunc (ddata->yespointer, ddata);
        break;