gimp/app/core/gimp-documents.c

155 lines
3.5 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995-1997 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>
#include <stdio.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include "libgimpbase/gimpbase.h"
#include "core-types.h"
#include "gimp.h"
#include "gimpdocuments.h"
#include "gimpimagefile.h"
#include "gimplist.h"
#include "gimprc.h"
void
gimp_documents_init (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (gimp->documents == NULL);
gimp->documents = gimp_list_new (GIMP_TYPE_IMAGEFILE,
GIMP_CONTAINER_POLICY_STRONG);
}
void
gimp_documents_exit (Gimp *gimp)
{
g_return_if_fail (GIMP_IS_GIMP (gimp));
if (gimp->documents)
{
g_object_unref (G_OBJECT (gimp->documents));
gimp->documents = NULL;
}
}
void
gimp_documents_load (Gimp *gimp)
{
gchar *filename;
g_return_if_fail (GIMP_IS_GIMP (gimp));
filename = gimp_personal_rc_file ("documents");
gimprc_parse_file (filename);
g_free (filename);
}
static void
gimp_documents_save_func (GimpImagefile *imagefile,
FILE *fp)
{
fprintf (fp, "(document \"%s\")\n", GIMP_OBJECT (imagefile)->name);
}
void
gimp_documents_save (Gimp *gimp)
{
gchar *tmp_filename = NULL;
gchar *bak_filename = NULL;
gchar *rc_filename = NULL;
FILE *fp;
tmp_filename = gimp_personal_rc_file ("#documents.tmp~");
bak_filename = gimp_personal_rc_file ("documents.bak");
rc_filename = gimp_personal_rc_file ("documents");
fp = fopen (tmp_filename, "w");
if (! fp)
goto cleanup;
fprintf (fp,
"# GIMP documents\n"
"#\n"
"# This file will be entirely rewritten every time you\n"
"# quit the gimp.\n\n");
gimp_container_foreach (gimp->documents,
(GFunc) gimp_documents_save_func,
fp);
fclose (fp);
#if defined(G_OS_WIN32) || defined(__EMX__)
/* First rename the old documents out of the way */
unlink (bak_filename);
rename (rc_filename, bak_filename);
#endif
if (rename (tmp_filename, rc_filename) != 0)
{
#if defined(G_OS_WIN32) || defined(__EMX__)
/* Rename the old documentrc back */
rename (bak_filename, rc_filename);
#endif
unlink (tmp_filename);
}
cleanup:
g_free (tmp_filename);
g_free (bak_filename);
g_free (rc_filename);
}
void
gimp_documents_add (Gimp *gimp,
const gchar *filename)
{
GimpImagefile *imagefile;
g_return_if_fail (GIMP_IS_GIMP (gimp));
g_return_if_fail (filename != NULL);
imagefile = (GimpImagefile *)
gimp_container_get_child_by_name (gimp->documents, filename);
if (imagefile)
{
gimp_container_reorder (gimp->documents, GIMP_OBJECT (imagefile), 0);
}
else
{
imagefile = gimp_imagefile_new (filename);
gimp_container_add (gimp->documents, GIMP_OBJECT (imagefile));
g_object_unref (G_OBJECT (imagefile));
}
}