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。

/*****************************************************************************/
/*  misc-gtk.c - misc stuff for the gtk+ 1.2 port of gftp                    */
/*  Copyright (C) 1998-2003 Brian Masney <[e-mail]>                  */
/*                                                                           */
/*  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., 675 Mass Ave, Cambridge, MA 02139, USA.                */
/*****************************************************************************/

#include "gftp-gtk.h"
static const char cvsid[] = "$Id: misc-gtk.c,v 1.56 2005/01/25 02:34:19 masneyb Exp $";

static GtkWidget * statuswid;


void
remove_files_window (gftp_window_data * wdata)
{
  wdata->show_selected = 0;
  gtk_clist_freeze (GTK_CLIST (wdata->listbox));
  gtk_clist_clear (GTK_CLIST (wdata->listbox));
  free_file_list (wdata->files);
  wdata->files = NULL;
  gtk_clist_thaw (GTK_CLIST (wdata->listbox));
}


void
ftp_log (gftp_logging_level level, gftp_request * request, 
         const char *string, ...)
{
  uintptr_t max_log_window_size;
  int upd, free_logstr;
  gftp_log * newlog;
  gint delsize;
  char *logstr;
  va_list argp;
  size_t len;
#if GTK_MAJOR_VERSION == 1
  gftp_color * color;
  GdkColor fore;
#else
  GtkTextBuffer * textbuf;
  GtkTextIter iter, iter2;
  const char *descr;
  char *utf8_str;
#endif

  va_start (argp, string);
  if (strcmp (string, "%s") == 0)
    {
      logstr = va_arg (argp, char *);
      free_logstr = 0;
    }
  else
    {
      logstr = g_strdup_vprintf (string, argp);
      free_logstr = 1;
    }
  va_end (argp);

#if GTK_MAJOR_VERSION > 1
  if ((utf8_str = gftp_string_to_utf8 (request, logstr)) != NULL)
    {
      if (free_logstr)
        g_free (logstr);
      else
        free_logstr = 1;

      logstr = utf8_str;
    }
#endif

  if (pthread_self () != main_thread_id)
    {
      newlog = g_malloc0 (sizeof (*newlog));
      newlog->type = level;
      if (free_logstr)
        newlog->msg = logstr;
      else
        newlog->msg = g_strdup (logstr);

      pthread_mutex_lock (&log_mutex);
      gftp_file_transfer_logs = g_list_append (gftp_file_transfer_logs, newlog);
      pthread_mutex_unlock (&log_mutex);
      return;
    }

  if (gftp_logfd != NULL && level != gftp_logging_misc_nolog)
    {
      if (fwrite (logstr, strlen (logstr), 1, gftp_logfd) != 1)
        {
          fclose (gftp_logfd);
          gftp_logfd = NULL;
        }
      else
        {
          fflush (gftp_logfd);
          if (ferror (gftp_logfd))
            {
              fclose (gftp_logfd);
              gftp_logfd = NULL;
            }
        }
    }

  upd = logwdw_vadj->upper - logwdw_vadj->page_size == logwdw_vadj->value;

  gftp_lookup_global_option ("max_log_window_size", &max_log_window_size);

#if GTK_MAJOR_VERSION == 1
  switch (level)
    {
      case gftp_logging_send:
        gftp_lookup_global_option ("send_color", &color);
        break;
      case gftp_logging_recv:
        gftp_lookup_global_option ("recv_color", &color);
        break;
      case gftp_logging_error:
        gftp_lookup_global_option ("error_color", &color);
        break;
      default:
        gftp_lookup_global_option ("misc_color", &color);
        break;
    }

  memset (&fore, 0, sizeof (fore));
  fore.red = color->red;
  fore.green = color->green;
  fore.blue = color->blue;

  gtk_text_freeze (GTK_TEXT (logwdw));
  gtk_text_insert (GTK_TEXT (logwdw), NULL, &fore, NULL, logstr, -1);

  len = gtk_text_get_length (GTK_TEXT (logwdw));
  if (max_log_window_size > 0 && len > max_log_window_size)
    {
      delsize = len - max_log_window_size;
      gtk_text_set_point (GTK_TEXT (logwdw), delsize);
      gtk_text_backward_delete (GTK_TEXT (logwdw), delsize);
      len = max_log_window_size;
    }
  gtk_text_set_point (GTK_TEXT (logwdw), len);

  gtk_text_thaw (GTK_TEXT (logwdw));

  if (upd)
    gtk_adjustment_set_value (logwdw_vadj, logwdw_vadj->upper);
#else
  switch (level)
    {
      case gftp_logging_send:
        descr = "send";
        break;
      case gftp_logging_recv:
        descr = "recv";
        break;
      case gftp_logging_error:
        descr = "error";
        break;
      default:
        descr = "misc";
        break;
    }

  textbuf = gtk_text_view_get_buffer (GTK_TEXT_VIEW (logwdw));
  len = gtk_text_buffer_get_char_count (textbuf);
  gtk_text_buffer_get_iter_at_offset (textbuf, &iter, len);
  gtk_text_buffer_insert_with_tags_by_name (textbuf, &iter, logstr, -1, 
                                            descr, NULL);

  if (upd)
    {
      gtk_text_buffer_move_mark (textbuf, logwdw_textmark, &iter);
      gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (logwdw), logwdw_textmark,
                                     0, 1, 1, 1);
    }

  if (max_log_window_size > 0)
    {
      delsize = len + g_utf8_strlen (logstr, -1) - max_log_window_size;

      if (delsize > 0)
        {
          gtk_text_buffer_get_iter_at_offset (textbuf, &iter, 0);
          gtk_text_buffer_get_iter_at_offset (textbuf, &iter2, delsize);
          gtk_text_buffer_delete (textbuf, &iter, &iter2);
        }
    }
#endif

  if (free_logstr)
    g_free (logstr);
}


void
update_window_info (void)
{
  char *tempstr, empty[] = "";
  GtkWidget * tempwid;
  unsigned int port;
  int i;

  if (current_wdata->request != NULL)
    {
      if (GFTP_IS_CONNECTED (current_wdata->request))
        {
          if ((tempstr = current_wdata->request->hostname) == NULL)
            tempstr = empty;
          gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (hostedit)->entry), tempstr);
    
          if ((tempstr = current_wdata->request->username) == NULL)
            tempstr = empty;
          gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (useredit)->entry), tempstr);
    
          if ((tempstr = current_wdata->request->password) == NULL)
            tempstr = empty;
          gtk_entry_set_text (GTK_ENTRY (passedit), tempstr);
    
          port = gftp_protocol_default_port (current_wdata->request);
          if (current_wdata->request->port != 0 &&
              port != current_wdata->request->port)
            {
              tempstr = g_strdup_printf ("%d", current_wdata->request->port);
              gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (portedit)->entry), tempstr);
              g_free (tempstr);
            }
          else
            gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (portedit)->entry), "");
    
          for (i=0; gftp_protocols[i].init != NULL; i++)
            {
              if (current_wdata->request->init == gftp_protocols[i].init)
                {
                  gtk_option_menu_set_history (GTK_OPTION_MENU (optionmenu), i);
                  break;
                }
            }

          gtk_tooltips_set_tip (GTK_TOOLTIPS(openurl_tooltip), openurl_btn,
                                _("Disconnect from the remote server"), NULL);
        }
      else
        gtk_tooltips_set_tip (GTK_TOOLTIPS(openurl_tooltip), openurl_btn,
                              _("Connect to the site specified in the host entry. If the host entry is blank, then a dialog is presented that will allow you to enter a URL."), NULL);
    }

  update_window (&window1);
  update_window (&window2);

  tempwid = gtk_item_factory_get_widget (factory, menus[tools_start+2].path);
  gtk_widget_set_sensitive (tempwid, GFTP_IS_CONNECTED (window1.request) 
			    && GFTP_IS_CONNECTED (window2.request));
}


static void
set_menu_sensitive (gftp_window_data * wdata, char *path, int sensitive)
{
  GtkWidget * tempwid;
  char * pos;

  tempwid = NULL;

  if (factory != NULL)
    tempwid = gtk_item_factory_get_widget (factory, path);
  if (tempwid)
    gtk_widget_set_sensitive (tempwid, sensitive);

  if (wdata != NULL)
    {
      if ((pos = strchr (path + 1, '/')) == NULL)
        pos = path;
    
      if (wdata->ifactory)
        tempwid = gtk_item_factory_get_widget (wdata->ifactory, pos);
      if (tempwid)
        gtk_widget_set_sensitive (tempwid, sensitive);
    }
}


void
update_window (gftp_window_data * wdata)
{
  char *dir, *tempstr, *temp1str, *fspec, *utf8_directory;
  int connected, start;

  connected = GFTP_IS_CONNECTED (wdata->request);
  if (connected)
    {
      fspec = wdata->show_selected ? "Selected" : strcmp (wdata->filespec, "*") == 0 ?  _("All Files") : wdata->filespec;

      if ((temp1str = wdata->request->hostname) == NULL ||
          wdata->request->protonum == GFTP_LOCAL_NUM)
	temp1str = "";
      tempstr = g_strconcat (temp1str, *temp1str == '\0' ? "[" : " [",
		     gftp_protocols[wdata->request->protonum].name,
		     wdata->request->cached ? _("] (Cached) [") : "] [",
                     fspec, "]", current_wdata == wdata ? "*" : "", NULL);
      gtk_label_set (GTK_LABEL (wdata->hoststxt), tempstr);
      g_free (tempstr);

      utf8_directory = NULL;
      if ((dir = wdata->request->directory) == NULL)
        temp1str = "";
      else
        {
          utf8_directory = gftp_string_to_utf8 (wdata->request, 
                                                wdata->request->directory);
          if (utf8_directory != NULL)
            temp1str = utf8_directory;
          else
            temp1str = dir;
        }

      gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (wdata->combo)->entry),temp1str);

      if (utf8_directory != NULL)
        g_free (utf8_directory);
    }
  else if (wdata->hoststxt != NULL)
    {
      tempstr = g_strconcat (_("Not connected"), 
                             current_wdata == wdata ? "*" : "", NULL);
      gtk_label_set (GTK_LABEL (wdata->hoststxt), tempstr);
      g_free (tempstr);
      gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (wdata->combo)->entry), "");
    }

  if (wdata == &window1)
    start = local_start;
  else
    start = remote_start;

  set_menu_sensitive (wdata, menus[start + 3].path, connected && 
                      strcmp (wdata->request->url_prefix, "file") != 0);
  set_menu_sensitive (wdata, menus[start + 5].path, connected);
  set_menu_sensitive (wdata, menus[start + 6].path, connected);
  set_menu_sensitive (wdata, menus[start + 7].path, connected);
  set_menu_sensitive (wdata, menus[start + 8].path, connected);
  set_menu_sensitive (wdata, menus[start + 9].path, connected);
  set_menu_sensitive (wdata, menus[start + 11].path, connected);
  set_menu_sensitive (wdata, menus[start + 12].path, connected &&
                      wdata->request->site != NULL);
  set_menu_sensitive (wdata, menus[start + 13].path, connected &&
                      wdata->request->chdir!= NULL);
  set_menu_sensitive (wdata, menus[start + 14].path, connected &&
                      wdata->request->chmod != NULL);
  set_menu_sensitive (wdata, menus[start + 15].path, connected &&
                      wdata->request->mkdir != NULL);
  set_menu_sensitive (wdata, menus[start + 16].path, connected &&
                      wdata->request->rename != NULL);
  set_menu_sensitive (wdata, menus[start + 17].path, connected &&
                      wdata->request->rmdir != NULL &&
                      wdata->request->rmfile != NULL);
  set_menu_sensitive (wdata, menus[start + 18].path, connected &&
                      wdata->request->get_file != NULL);
  set_menu_sensitive (wdata, menus[start + 19].path, connected &&
                      wdata->request->get_file != NULL);
  set_menu_sensitive (wdata, menus[start + 20].path, connected);

  connected = GFTP_IS_CONNECTED (window1.request) && GFTP_IS_CONNECTED (window2.request);

  start = trans_start;
  set_menu_sensitive (NULL, menus[start + 2].path, connected);
  set_menu_sensitive (NULL, menus[start + 3].path, connected);
  set_menu_sensitive (NULL, menus[start + 5].path, connected);
  set_menu_sensitive (NULL, menus[start + 6].path, connected);

  set_menu_sensitive (NULL, menus[start + 7].path, connected);
  set_menu_sensitive (NULL, menus[start + 8].path, connected);

  set_menu_sensitive (NULL, menus[start + 10].path, connected);
  set_menu_sensitive (NULL, menus[start + 11].path, connected);

  gtk_widget_set_sensitive (download_left_arrow, connected);
  gtk_widget_set_sensitive (upload_right_arrow, connected);
}  


GtkWidget *
toolbar_pixmap (GtkWidget * widget, char *filename)
{
  gftp_graphic * graphic;
  GtkWidget *pix;

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

  graphic = open_xpm (widget, filename);

  if (graphic == NULL)
    return (NULL);
    
  if ((pix = gtk_pixmap_new (graphic->pixmap, graphic->bitmap)) == NULL)
    return (NULL);

  gtk_widget_show (pix);
  return (pix);
}


gftp_graphic *
open_xpm (GtkWidget * widget, char *filename)
{
  gftp_graphic * graphic;
  GtkStyle *style;
  char *exfile;

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

  style = gtk_widget_get_style (widget);

  if ((exfile = get_xpm_path (filename, 0)) == NULL)
    return (NULL);

  graphic = g_malloc0 (sizeof (*graphic));
  graphic->pixmap = gdk_pixmap_create_from_xpm (widget->window,