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gimp/app/config/gimpearlyrc.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* GimpEarlyRc: pre-parsing of gimprc suitable for use during early
* initialization, when the gimp singleton is not constructed yet
*
* Copyright (C) 2017 Jehan <jehan@gimp.org>
*
* 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 <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gio/gio.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpconfig/gimpconfig.h"
#include "config-types.h"
#include "core/core-types.h"
#include "core/gimp-utils.h"
#include "gimpearlyrc.h"
enum
{
PROP_0,
PROP_VERBOSE,
PROP_SYSTEM_GIMPRC,
PROP_USER_GIMPRC,
PROP_LANGUAGE,
#ifdef G_OS_WIN32
PROP_WIN32_POINTER_INPUT_API,
#endif
};
static void gimp_early_rc_constructed (GObject *object);
static void gimp_early_rc_finalize (GObject *object);
static void gimp_early_rc_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_early_rc_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
/* Just use GimpConfig interface's default implementation which will
* fill the properties. */
G_DEFINE_TYPE_WITH_CODE (GimpEarlyRc, gimp_early_rc, G_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONFIG, NULL))
#define parent_class gimp_early_rc_parent_class
static void
gimp_early_rc_class_init (GimpEarlyRcClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructed = gimp_early_rc_constructed;
object_class->finalize = gimp_early_rc_finalize;
object_class->set_property = gimp_early_rc_set_property;
object_class->get_property = gimp_early_rc_get_property;
g_object_class_install_property (object_class, PROP_VERBOSE,
g_param_spec_boolean ("verbose",
NULL, NULL,
FALSE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_SYSTEM_GIMPRC,
g_param_spec_object ("system-gimprc",
NULL, NULL,
G_TYPE_FILE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property (object_class, PROP_USER_GIMPRC,
g_param_spec_object ("user-gimprc",
NULL, NULL,
G_TYPE_FILE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
GIMP_CONFIG_PROP_STRING (object_class, PROP_LANGUAGE,
"language", NULL, NULL, NULL,
GIMP_PARAM_STATIC_STRINGS);
#ifdef G_OS_WIN32
GIMP_CONFIG_PROP_ENUM (object_class, PROP_WIN32_POINTER_INPUT_API,
"win32-pointer-input-api", NULL, NULL,
GIMP_TYPE_WIN32_POINTER_INPUT_API,
GIMP_WIN32_POINTER_INPUT_API_WINDOWS_INK,
GIMP_PARAM_STATIC_STRINGS |
GIMP_CONFIG_PARAM_RESTART);
#endif
}
static void
gimp_early_rc_init (GimpEarlyRc *rc)
{
}
static void
gimp_early_rc_constructed (GObject *object)
{
GimpEarlyRc *rc = GIMP_EARLY_RC (object);
GError *error = NULL;
if (rc->verbose)
g_print ("Parsing '%s' for configuration data required during early initialization.\n",
gimp_file_get_utf8_name (rc->system_gimprc));
if (! gimp_config_deserialize_file (GIMP_CONFIG (rc),
rc->system_gimprc, NULL, &error))
{
if (error->code != GIMP_CONFIG_ERROR_OPEN_ENOENT)
g_message ("%s", error->message);
g_clear_error (&error);
}
if (rc->verbose)
g_print ("Parsing '%s' for configuration data required during early initialization.\n",
gimp_file_get_utf8_name (rc->user_gimprc));
if (! gimp_config_deserialize_file (GIMP_CONFIG (rc),
rc->user_gimprc, NULL, &error))
{
if (error->code != GIMP_CONFIG_ERROR_OPEN_ENOENT)
g_message ("%s", error->message);
g_clear_error (&error);
}
if (rc->verbose)
{
if (rc->language)
g_print ("Language property found: %s.\n", rc->language);
else
g_print ("No language property found.\n");
}
}
static void
gimp_early_rc_finalize (GObject *object)
{
GimpEarlyRc *rc = GIMP_EARLY_RC (object);
g_clear_object (&rc->system_gimprc);
g_clear_object (&rc->user_gimprc);
g_clear_pointer (&rc->language, g_free);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_early_rc_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpEarlyRc *rc = GIMP_EARLY_RC (object);
switch (property_id)
{
case PROP_VERBOSE:
rc->verbose = g_value_get_boolean (value);
break;
case PROP_SYSTEM_GIMPRC:
if (rc->system_gimprc)
g_object_unref (rc->system_gimprc);
if (g_value_get_object (value))
rc->system_gimprc = g_value_dup_object (value);
else
rc->system_gimprc = gimp_sysconf_directory_file ("gimprc", NULL);
break;
case PROP_USER_GIMPRC:
if (rc->user_gimprc)
g_object_unref (rc->user_gimprc);
if (g_value_get_object (value))
rc->user_gimprc = g_value_dup_object (value);
else
rc->user_gimprc = gimp_directory_file ("gimprc", NULL);
break;
case PROP_LANGUAGE:
if (rc->language)
g_free (rc->language);
rc->language = g_value_dup_string (value);
break;
#ifdef G_OS_WIN32
case PROP_WIN32_POINTER_INPUT_API:
{
GimpWin32PointerInputAPI api = g_value_get_enum (value);
gboolean have_wintab = gimp_win32_have_wintab ();
gboolean have_windows_ink = gimp_win32_have_windows_ink ();
gboolean api_is_wintab = (api == GIMP_WIN32_POINTER_INPUT_API_WINTAB);
gboolean api_is_windows_ink = (api == GIMP_WIN32_POINTER_INPUT_API_WINDOWS_INK);
if (api_is_wintab && !have_wintab && have_windows_ink)
{
rc->win32_pointer_input_api = GIMP_WIN32_POINTER_INPUT_API_WINDOWS_INK;
}
else if (api_is_windows_ink && !have_windows_ink && have_wintab)
{
rc->win32_pointer_input_api = GIMP_WIN32_POINTER_INPUT_API_WINTAB;
}
else
{
rc->win32_pointer_input_api = api;
}
}
break;
#endif
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_early_rc_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpEarlyRc *rc = GIMP_EARLY_RC (object);
switch (property_id)
{
case PROP_VERBOSE:
g_value_set_boolean (value, rc->verbose);
break;
case PROP_SYSTEM_GIMPRC:
g_value_set_object (value, rc->system_gimprc);
break;
case PROP_USER_GIMPRC:
g_value_set_object (value, rc->user_gimprc);
break;
case PROP_LANGUAGE:
g_value_set_string (value, rc->language);
break;
#ifdef G_OS_WIN32
case PROP_WIN32_POINTER_INPUT_API:
g_value_set_enum (value, rc->win32_pointer_input_api);
break;
#endif
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
/**
* gimp_early_rc_new:
* @system_gimprc: the name of the system-wide gimprc file or %NULL to
* use the standard location
* @user_gimprc: the name of the user gimprc file or %NULL to use the
* standard location
* @verbose: enable console messages about loading the preferences
*
* Creates a new GimpEarlyRc object which looks for some configuration
* data required during early initialization steps
*
* Returns: the new #GimpEarlyRc.
*/
GimpEarlyRc *
gimp_early_rc_new (GFile *system_gimprc,
GFile *user_gimprc,
gboolean verbose)
{
GimpEarlyRc *rc;
g_return_val_if_fail (system_gimprc == NULL || G_IS_FILE (system_gimprc),
NULL);
g_return_val_if_fail (user_gimprc == NULL || G_IS_FILE (user_gimprc),
NULL);
rc = g_object_new (GIMP_TYPE_EARLY_RC,
"verbose", verbose,
"system-gimprc", system_gimprc,
"user-gimprc", user_gimprc,
NULL);
return rc;
}
/**
* gimp_early_rc_get_language:
* @rc: a #GimpEarlyRc object.
*
* This function looks up the language set in `gimprc`.
*
* Returns: a newly allocated string representing the language or
* %NULL if the key couldn't be found.
**/
gchar *
gimp_early_rc_get_language (GimpEarlyRc *rc)
{
return rc->language ? g_strdup (rc->language) : NULL;
}
#ifdef G_OS_WIN32
/**
* gimp_early_rc_get_win32_pointer_input_api:
* @rc: a #GimpEarlyRc object.
*
* This function looks up the win32-specific pointer input API
* set in `gimprc`.
*
* Returns: the selected win32-specific pointer input API
**/
GimpWin32PointerInputAPI
gimp_early_rc_get_win32_pointer_input_api (GimpEarlyRc *rc)
{
return rc->win32_pointer_input_api;
}
#endif
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