gimp/app/core/gimptooloptions.c

397 lines
12 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995-1999 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <errno.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <glib/gstdio.h>
#include <gegl.h>
#include "libgimpbase/gimpbase.h"
#ifdef G_OS_WIN32
#include "libgimpbase/gimpwin32-io.h" /* For S_IRGRP etc */
#endif
#include "libgimpconfig/gimpconfig.h"
#include "core-types.h"
#include "gimp.h"
#include "gimperror.h"
#include "gimptoolinfo.h"
#include "gimptooloptions.h"
#include "gimp-intl.h"
enum
{
PROP_0,
PROP_TOOL,
PROP_TOOL_INFO
};
static void gimp_tool_options_config_iface_init (GimpConfigInterface *iface);
static void gimp_tool_options_dispose (GObject *object);
static void gimp_tool_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_tool_options_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_tool_options_real_reset (GimpToolOptions *tool_options);
static void gimp_tool_options_config_reset (GimpConfig *config);
static void gimp_tool_options_tool_notify (GimpToolOptions *options,
GParamSpec *pspec);
G_DEFINE_TYPE_WITH_CODE (GimpToolOptions, gimp_tool_options, GIMP_TYPE_CONTEXT,
G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONFIG,
gimp_tool_options_config_iface_init))
#define parent_class gimp_tool_options_parent_class
static void
gimp_tool_options_class_init (GimpToolOptionsClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = gimp_tool_options_dispose;
object_class->set_property = gimp_tool_options_set_property;
object_class->get_property = gimp_tool_options_get_property;
klass->reset = gimp_tool_options_real_reset;
g_object_class_override_property (object_class, PROP_TOOL, "tool");
g_object_class_install_property (object_class, PROP_TOOL_INFO,
g_param_spec_object ("tool-info",
NULL, NULL,
GIMP_TYPE_TOOL_INFO,
GIMP_PARAM_READWRITE));
}
static void
gimp_tool_options_init (GimpToolOptions *options)
{
options->tool_info = NULL;
g_signal_connect (options, "notify::tool",
G_CALLBACK (gimp_tool_options_tool_notify),
NULL);
}
static void
gimp_tool_options_config_iface_init (GimpConfigInterface *iface)
{
iface->reset = gimp_tool_options_config_reset;
}
static void
gimp_tool_options_dispose (GObject *object)
{
GimpToolOptions *options = GIMP_TOOL_OPTIONS (object);
if (options->tool_info)
{
g_object_unref (options->tool_info);
options->tool_info = NULL;
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
/* This is such a horrible hack, but necessary because we
* a) load an option's tool-info from disk in many cases
* b) screwed up in the past and saved the wrong tool-info in some cases
*/
static GimpToolInfo *
gimp_tool_options_check_tool_info (GimpToolOptions *options,
GimpToolInfo *tool_info,
gboolean warn)
{
if (tool_info && G_OBJECT_TYPE (options) == tool_info->tool_options_type)
{
return tool_info;
}
else
{
GList *list;
for (list = gimp_get_tool_info_iter (GIMP_CONTEXT (options)->gimp);
list;
list = g_list_next (list))
{
GimpToolInfo *new_info = list->data;
if (G_OBJECT_TYPE (options) == new_info->tool_options_type)
{
if (warn)
g_printerr ("%s: correcting bogus deserialized tool "
"type '%s' with right type '%s'\n",
g_type_name (G_OBJECT_TYPE (options)),
tool_info ? gimp_object_get_name (tool_info) : "NULL",
gimp_object_get_name (new_info));
return new_info;
}
}
g_return_val_if_reached (NULL);
}
}
static void
gimp_tool_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpToolOptions *options = GIMP_TOOL_OPTIONS (object);
switch (property_id)
{
case PROP_TOOL:
{
GimpToolInfo *tool_info = g_value_get_object (value);
GimpToolInfo *context_tool;
context_tool = gimp_context_get_tool (GIMP_CONTEXT (options));
g_return_if_fail (context_tool == NULL ||
context_tool == tool_info);
tool_info = gimp_tool_options_check_tool_info (options, tool_info, TRUE);
if (! context_tool)
gimp_context_set_tool (GIMP_CONTEXT (options), tool_info);
}
break;
case PROP_TOOL_INFO:
{
GimpToolInfo *tool_info = g_value_get_object (value);
g_return_if_fail (options->tool_info == NULL ||
options->tool_info == tool_info);
tool_info = gimp_tool_options_check_tool_info (options, tool_info, TRUE);
if (! options->tool_info)
{
options->tool_info = g_object_ref (tool_info);
if (tool_info->context_props)
gimp_context_define_properties (GIMP_CONTEXT (options),
tool_info->context_props, FALSE);
gimp_context_set_serialize_properties (GIMP_CONTEXT (options),
tool_info->context_props);
}
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_tool_options_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpToolOptions *options = GIMP_TOOL_OPTIONS (object);
switch (property_id)
{
case PROP_TOOL:
g_value_set_object (value, gimp_context_get_tool (GIMP_CONTEXT (options)));
break;
case PROP_TOOL_INFO:
g_value_set_object (value, options->tool_info);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_tool_options_real_reset (GimpToolOptions *tool_options)
{
gimp_config_reset (GIMP_CONFIG (tool_options));
}
static void
gimp_tool_options_config_reset (GimpConfig *config)
{
gchar *name = g_strdup (gimp_object_get_name (config));
gimp_config_reset_properties (G_OBJECT (config));
gimp_object_take_name (GIMP_OBJECT (config), name);
}
static void
gimp_tool_options_tool_notify (GimpToolOptions *options,
GParamSpec *pspec)
{
GimpToolInfo *tool_info = gimp_context_get_tool (GIMP_CONTEXT (options));
GimpToolInfo *new_info;
new_info = gimp_tool_options_check_tool_info (options, tool_info, FALSE);
if (tool_info && new_info != tool_info)
g_warning ("%s: 'tool' property on %s was set to bogus value "
"'%s', it MUST be '%s'.",
G_STRFUNC,
g_type_name (G_OBJECT_TYPE (options)),
gimp_object_get_name (tool_info),
gimp_object_get_name (new_info));
}
/* public functions */
void
gimp_tool_options_reset (GimpToolOptions *tool_options)
{
g_return_if_fail (GIMP_IS_TOOL_OPTIONS (tool_options));
GIMP_TOOL_OPTIONS_GET_CLASS (tool_options)->reset (tool_options);
}
gboolean
gimp_tool_options_serialize (GimpToolOptions *tool_options,
GError **error)
{
gchar *filename;
gchar *header;
gchar *footer;
gboolean retval;
g_return_val_if_fail (GIMP_IS_TOOL_OPTIONS (tool_options), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
filename = gimp_tool_info_build_options_filename (tool_options->tool_info,
NULL);
if (tool_options->tool_info->gimp->be_verbose)
g_print ("Writing '%s'\n", gimp_filename_to_utf8 (filename));
header = g_strdup_printf ("GIMP %s options",
gimp_object_get_name (tool_options->tool_info));
footer = g_strdup_printf ("end of %s options",
gimp_object_get_name (tool_options->tool_info));
retval = gimp_config_serialize_to_file (GIMP_CONFIG (tool_options),
filename,
header, footer,
NULL,
error);
g_free (filename);
g_free (header);
g_free (footer);
return retval;
}
gboolean
gimp_tool_options_deserialize (GimpToolOptions *tool_options,
GError **error)
{
gchar *filename;
gboolean retval;
g_return_val_if_fail (GIMP_IS_TOOL_OPTIONS (tool_options), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
filename = gimp_tool_info_build_options_filename (tool_options->tool_info,
NULL);
if (tool_options->tool_info->gimp->be_verbose)
g_print ("Parsing '%s'\n", gimp_filename_to_utf8 (filename));
retval = gimp_config_deserialize_file (GIMP_CONFIG (tool_options),
filename,
NULL,
error);
g_free (filename);
return retval;
}
gboolean
gimp_tool_options_delete (GimpToolOptions *tool_options,
GError **error)
{
gchar *filename;
gboolean retval = TRUE;
g_return_val_if_fail (GIMP_IS_TOOL_OPTIONS (tool_options), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
filename = gimp_tool_info_build_options_filename (tool_options->tool_info,
NULL);
if (g_unlink (filename) != 0 && errno != ENOENT)
{
retval = FALSE;
g_set_error (error, GIMP_ERROR, GIMP_FAILED,
_("Deleting \"%s\" failed: %s"),
gimp_filename_to_utf8 (filename), g_strerror (errno));
}
g_free (filename);
return retval;
}
void
gimp_tool_options_create_folder (void)
{
gchar *filename = g_build_filename (gimp_directory (), "tool-options", NULL);
g_mkdir (filename,
S_IRUSR | S_IWUSR | S_IXUSR |
S_IRGRP | S_IXGRP |
S_IROTH | S_IXOTH);
g_free (filename);
}