unique.c 5.11 KB
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/* GIMP - The GNU Image Manipulation Program
 * Copyright (C) 1995 Spencer Kimball and Peter Mattis
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include "config.h"

#include <glib-object.h>

#if HAVE_DBUS_GLIB
#include <dbus/dbus-glib.h>
#endif

#ifdef G_OS_WIN32
#include <windows.h>
#endif

#ifndef GIMP_CONSOLE_COMPILATION
#include <gdk/gdk.h>
#endif

#include "core/core-types.h"

#include "file/file-utils.h"

#include "unique.h"

#include "gimp-intl.h"


#if HAVE_DBUS_GLIB
static gboolean  gimp_unique_dbus_open  (const gchar **filenames,
					 gboolean      as_new,
					 gboolean      be_verbose);
#endif

#ifdef G_OS_WIN32
static gboolean  gimp_unique_win32_open (const gchar **filenames,
					 gboolean      as_new,
					 gboolean      be_verbose);
#endif

gboolean
gimp_unique_open (const gchar **filenames,
		  gboolean      as_new,
		  gboolean      be_verbose)
{
#ifdef G_OS_WIN32
  return gimp_unique_win32_open (filenames, as_new, be_verbose);
#elif HAVE_DBUS_GLIB
  return gimp_unique_dbus_open (filenames, as_new, be_verbose);
#else
  return FALSE;
#endif
}


#if HAVE_DBUS_GLIB

static gboolean
gimp_unique_dbus_open (const gchar **filenames,
		       gboolean      as_new,
		       gboolean      be_verbose)
{
#ifndef GIMP_CONSOLE_COMPILATION

/*  for the DBus service names  */
#include "widgets/gimpdbusservice.h"

  DBusGConnection *connection = dbus_g_bus_get (DBUS_BUS_SESSION, NULL);

  if (connection)
    {
      DBusGProxy *proxy;
      gboolean    success;
      GError     *error = NULL;

      proxy = dbus_g_proxy_new_for_name (connection,
                                         GIMP_DBUS_SERVICE_NAME,
                                         GIMP_DBUS_SERVICE_PATH,
                                         GIMP_DBUS_SERVICE_INTERFACE);

      if (filenames)
        {
          const gchar *method = as_new ? "OpenAsNew" : "Open";
          gchar       *cwd    = NULL;
          gint         i;

          for (i = 0, success = TRUE; filenames[i] && success; i++)
            {
              const gchar *filename = filenames[i];
              gchar       *uri      = NULL;

              if (file_utils_filename_is_uri (filename, &error))
                {
                  uri = g_strdup (filename);
                }
              else if (! error)
                {
                  if (! g_path_is_absolute (filename))
                    {
                      gchar *absolute;

                      if (! cwd)
                        cwd = g_get_current_dir ();

                      absolute = g_build_filename (cwd, filename, NULL);

                      uri = g_filename_to_uri (absolute, NULL, &error);

                      g_free (absolute);
                    }
                  else
                    {
                      uri = g_filename_to_uri (filename, NULL, &error);
                    }
                }

              if (uri)
                {
                  gboolean retval; /* ignored */

                  success = dbus_g_proxy_call (proxy, method, &error,
                                               G_TYPE_STRING, uri,
                                               G_TYPE_INVALID,
                                               G_TYPE_BOOLEAN, &retval,
                                               G_TYPE_INVALID);
                  g_free (uri);
                }
              else
                {
                  g_printerr ("conversion to uri failed: %s\n", error->message);
                  g_clear_error (&error);
                }
            }

          g_free (cwd);
        }
      else
        {
          success = dbus_g_proxy_call (proxy, "Activate", &error,
                                       G_TYPE_INVALID, G_TYPE_INVALID);
        }

      g_object_unref (proxy);
      dbus_g_connection_unref (connection);

      if (success)
        {
          if (be_verbose)
            g_print ("%s\n",
                     _("Another GIMP instance is already running."));

          gdk_notify_startup_complete ();

          return TRUE;
        }
      else if (! (error->domain == DBUS_GERROR &&
                  error->code == DBUS_GERROR_SERVICE_UNKNOWN))
        {
          g_print ("%s\n", error->message);
        }

      g_clear_error (&error);
    }
#endif

  return FALSE;
}

#endif  /* HAVE_DBUS_GLIB */


#ifdef G_OS_WIN32

static gboolean
gimp_unique_win32_open (const gchar **filenames,
			gboolean      as_new,
			gboolean      be_verbose)
{
#ifndef GIMP_CONSOLE_COMPILATION

#endif

  return FALSE
}

#endif  /* G_OS_WIN32 */