gimp/libgimp/gimpparamspecs-body-resource.c

698 lines
18 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <https://www.gnu.org/licenses/>.
*/
/* this .c file is included by both
*
* libgimp/gimpparamspecs.c
* app/core/gimpparamspecs.c
*/
/*
* GIMP_TYPE_PARAM_RESOURCE
*/
static void gimp_param_resource_class_init (GParamSpecClass *klass);
static void gimp_param_resource_init (GParamSpec *pspec);
static gboolean gimp_param_resource_validate (GParamSpec *pspec,
GValue *value);
GType
gimp_param_resource_get_type (void)
{
static GType type = 0;
if (! type)
{
const GTypeInfo info =
{
sizeof (GParamSpecClass),
NULL, NULL,
(GClassInitFunc) gimp_param_resource_class_init,
NULL, NULL,
sizeof (GimpParamSpecResource),
0,
(GInstanceInitFunc) gimp_param_resource_init
};
type = g_type_register_static (G_TYPE_PARAM_OBJECT,
"GimpParamResource", &info, 0);
}
return type;
}
static void
gimp_param_resource_class_init (GParamSpecClass *klass)
{
klass->value_type = GIMP_TYPE_RESOURCE;
klass->value_validate = gimp_param_resource_validate;
}
static void
gimp_param_resource_init (GParamSpec *pspec)
{
GimpParamSpecResource *ispec = GIMP_PARAM_SPEC_RESOURCE (pspec);
ispec->none_ok = FALSE;
}
/* Return TRUE when value is invalid!!!
* FIXME: should be named is_invalid.
*/
static gboolean
gimp_param_resource_validate (GParamSpec *pspec,
GValue *value)
{
GimpParamSpecResource *ispec = GIMP_PARAM_SPEC_RESOURCE (pspec);
GimpResource *resource = value->data[0].v_pointer;
g_debug (">>>>>%s", G_STRFUNC);
if (! ispec->none_ok && resource == NULL)
/* NULL when NULL not allowed is invalid. */
return TRUE;
if (resource != NULL)
{
if (GIMP_IS_BRUSH (resource) && gimp_brush_is_valid (GIMP_BRUSH (resource)))
return FALSE;
else if (GIMP_IS_FONT (resource) && gimp_font_is_valid (GIMP_FONT (resource)))
return FALSE;
else if (GIMP_IS_GRADIENT (resource) && gimp_gradient_is_valid (GIMP_GRADIENT (resource)))
return FALSE;
else if (GIMP_IS_PALETTE (resource) && gimp_palette_is_valid (GIMP_PALETTE (resource)))
return FALSE;
else if (GIMP_IS_PATTERN (resource) && gimp_pattern_is_valid (GIMP_PATTERN (resource)))
return FALSE;
else
{
/* Not a resource type or is invalid reference to core resource.
* Plugin might be using a resource that was uninstalled.
*/
g_object_unref (resource);
value->data[0].v_pointer = NULL;
return TRUE;
}
}
else
{
/* resource is NULL but null is valid.*/
return FALSE;
}
}
/**
* gimp_param_spec_resource:
* @name: Canonical name of the property specified.
* @nick: Nick name of the property specified.
* @blurb: Description of the property specified.
* @none_ok: Whether no is a valid value.
* @flags: Flags for the property specified.
*
* Creates a new #GimpParamSpecResource specifying a
* #GIMP_TYPE_RESOURCE property.
*
* See g_param_spec_internal() for details on property names.
*
* Returns: (transfer full): The newly created #GimpParamSpecResource.
*
* Since: 3.0
**/
GParamSpec *
gimp_param_spec_resource (const gchar *name,
const gchar *nick,
const gchar *blurb,
gboolean none_ok,
GParamFlags flags)
{
GimpParamSpecResource *ispec;
ispec = g_param_spec_internal (GIMP_TYPE_PARAM_RESOURCE,
name, nick, blurb, flags);
g_return_val_if_fail (ispec, NULL);
ispec->none_ok = none_ok ? TRUE : FALSE;
return G_PARAM_SPEC (ispec);
}
/*
* GIMP_TYPE_PARAM_BRUSH
*/
static void gimp_param_brush_class_init (GParamSpecClass *klass);
static void gimp_param_brush_init (GParamSpec *pspec);
static gboolean gimp_param_brush_validate (GParamSpec *pspec,
GValue *value);
GType
gimp_param_brush_get_type (void)
{
static GType type = 0;
if (! type)
{
const GTypeInfo info =
{
sizeof (GParamSpecClass),
NULL, NULL,
(GClassInitFunc) gimp_param_brush_class_init,
NULL, NULL,
sizeof (GimpParamSpecBrush),
0,
(GInstanceInitFunc) gimp_param_brush_init
};
type = g_type_register_static (G_TYPE_PARAM_OBJECT,
"GimpParamBrush", &info, 0);
}
return type;
}
static void
gimp_param_brush_class_init (GParamSpecClass *klass)
{
klass->value_type = GIMP_TYPE_BRUSH;
klass->value_validate = gimp_param_brush_validate;
}
static void
gimp_param_brush_init (GParamSpec *pspec)
{
GimpParamSpecBrush *ispec = GIMP_PARAM_SPEC_BRUSH (pspec);
ispec->none_ok = FALSE;
}
static gboolean
gimp_param_brush_validate (GParamSpec *pspec,
GValue *value)
{
GimpParamSpecBrush *ispec = GIMP_PARAM_SPEC_BRUSH (pspec);
GimpBrush *brush = value->data[0].v_pointer;
if (! ispec->none_ok && brush == NULL)
return TRUE;
if (brush && (! GIMP_IS_BRUSH (brush) ||
! gimp_brush_is_valid (brush)))
{
g_object_unref (brush);
value->data[0].v_pointer = NULL;
return TRUE;
}
return FALSE;
}
/**
* gimp_param_spec_brush:
* @name: Canonical name of the property specified.
* @nick: Nick name of the property specified.
* @blurb: Description of the property specified.
* @none_ok: Whether no is a valid value.
* @flags: Flags for the property specified.
*
* Creates a new #GimpParamSpecBrush specifying a
* #GIMP_TYPE_BRUSH property.
*
* See g_param_spec_internal() for details on property names.
*
* Returns: (transfer full): The newly created #GimpParamSpecBrush.
*
* Since: 3.0
**/
GParamSpec *
gimp_param_spec_brush (const gchar *name,
const gchar *nick,
const gchar *blurb,
gboolean none_ok,
GParamFlags flags)
{
GimpParamSpecBrush *ispec;
ispec = g_param_spec_internal (GIMP_TYPE_PARAM_BRUSH,
name, nick, blurb, flags);
g_return_val_if_fail (ispec, NULL);
ispec->none_ok = none_ok ? TRUE : FALSE;
return G_PARAM_SPEC (ispec);
}
/*
* GIMP_TYPE_PARAM_FONT
*/
static void gimp_param_font_class_init (GParamSpecClass *klass);
static void gimp_param_font_init (GParamSpec *pspec);
static gboolean gimp_param_font_validate (GParamSpec *pspec,
GValue *value);
GType
gimp_param_font_get_type (void)
{
static GType type = 0;
if (! type)
{
const GTypeInfo info =
{
sizeof (GParamSpecClass),
NULL, NULL,
(GClassInitFunc) gimp_param_font_class_init,
NULL, NULL,
sizeof (GimpParamSpecFont),
0,
(GInstanceInitFunc) gimp_param_font_init
};
type = g_type_register_static (G_TYPE_PARAM_OBJECT,
"GimpParamFont", &info, 0);
}
return type;
}
static void
gimp_param_font_class_init (GParamSpecClass *klass)
{
klass->value_type = GIMP_TYPE_FONT;
klass->value_validate = gimp_param_font_validate;
}
static void
gimp_param_font_init (GParamSpec *pspec)
{
GimpParamSpecFont *ispec = GIMP_PARAM_SPEC_FONT (pspec);
ispec->none_ok = FALSE;
}
static gboolean
gimp_param_font_validate (GParamSpec *pspec,
GValue *value)
{
GimpParamSpecFont *ispec = GIMP_PARAM_SPEC_FONT (pspec);
GimpFont *font = value->data[0].v_pointer;
if (! ispec->none_ok && font == NULL)
return TRUE;
if (font && (! GIMP_IS_FONT (font) ||
! gimp_font_is_valid (font)))
{
g_object_unref (font);
value->data[0].v_pointer = NULL;
return TRUE;
}
return FALSE;
}
/**
* gimp_param_spec_font:
* @name: Canonical name of the property specified.
* @nick: Nick name of the property specified.
* @blurb: Description of the property specified.
* @none_ok: Whether no is a valid value.
* @flags: Flags for the property specified.
*
* Creates a new #GimpParamSpecFont specifying a
* #GIMP_TYPE_FONT property.
*
* See g_param_spec_internal() for details on property names.
*
* Returns: (transfer full): The newly created #GimpParamSpecFont.
*
* Since: 3.0
**/
GParamSpec *
gimp_param_spec_font (const gchar *name,
const gchar *nick,
const gchar *blurb,
gboolean none_ok,
GParamFlags flags)
{
GimpParamSpecFont *ispec;
ispec = g_param_spec_internal (GIMP_TYPE_PARAM_FONT,
name, nick, blurb, flags);
g_return_val_if_fail (ispec, NULL);
ispec->none_ok = none_ok ? TRUE : FALSE;
return G_PARAM_SPEC (ispec);
}
/*
* GIMP_TYPE_PARAM_GRADIENT
*/
static void gimp_param_gradient_class_init (GParamSpecClass *klass);
static void gimp_param_gradient_init (GParamSpec *pspec);
static gboolean gimp_param_gradient_validate (GParamSpec *pspec,
GValue *value);
GType
gimp_param_gradient_get_type (void)
{
static GType type = 0;
if (! type)
{
const GTypeInfo info =
{
sizeof (GParamSpecClass),
NULL, NULL,
(GClassInitFunc) gimp_param_gradient_class_init,
NULL, NULL,
sizeof (GimpParamSpecGradient),
0,
(GInstanceInitFunc) gimp_param_gradient_init
};
type = g_type_register_static (G_TYPE_PARAM_OBJECT,
"GimpParamGradient", &info, 0);
}
return type;
}
static void
gimp_param_gradient_class_init (GParamSpecClass *klass)
{
klass->value_type = GIMP_TYPE_GRADIENT;
klass->value_validate = gimp_param_gradient_validate;
}
static void
gimp_param_gradient_init (GParamSpec *pspec)
{
GimpParamSpecGradient *ispec = GIMP_PARAM_SPEC_GRADIENT (pspec);
ispec->none_ok = FALSE;
}
static gboolean
gimp_param_gradient_validate (GParamSpec *pspec,
GValue *value)
{
GimpParamSpecGradient *ispec = GIMP_PARAM_SPEC_GRADIENT (pspec);
GimpGradient *gradient = value->data[0].v_pointer;
if (! ispec->none_ok && gradient == NULL)
return TRUE;
if (gradient && (! GIMP_IS_GRADIENT (gradient) ||
! gimp_gradient_is_valid (gradient)))
{
g_object_unref (gradient);
value->data[0].v_pointer = NULL;
return TRUE;
}
return FALSE;
}
/**
* gimp_param_spec_gradient:
* @name: Canonical name of the property specified.
* @nick: Nick name of the property specified.
* @blurb: Description of the property specified.
* @none_ok: Whether no is a valid value.
* @flags: Flags for the property specified.
*
* Creates a new #GimpParamSpecGradient specifying a
* #GIMP_TYPE_GRADIENT property.
*
* See g_param_spec_internal() for details on property names.
*
* Returns: (transfer full): The newly created #GimpParamSpecGradient.
*
* Since: 3.0
**/
GParamSpec *
gimp_param_spec_gradient (const gchar *name,
const gchar *nick,
const gchar *blurb,
gboolean none_ok,
GParamFlags flags)
{
GimpParamSpecGradient *ispec;
ispec = g_param_spec_internal (GIMP_TYPE_PARAM_GRADIENT,
name, nick, blurb, flags);
g_return_val_if_fail (ispec, NULL);
ispec->none_ok = none_ok ? TRUE : FALSE;
return G_PARAM_SPEC (ispec);
}
/*
* GIMP_TYPE_PARAM_PALETTE
*/
static void gimp_param_palette_class_init (GParamSpecClass *klass);
static void gimp_param_palette_init (GParamSpec *pspec);
static gboolean gimp_param_palette_validate (GParamSpec *pspec,
GValue *value);
GType
gimp_param_palette_get_type (void)
{
static GType type = 0;
if (! type)
{
const GTypeInfo info =
{
sizeof (GParamSpecClass),
NULL, NULL,
(GClassInitFunc) gimp_param_palette_class_init,
NULL, NULL,
sizeof (GimpParamSpecPalette),
0,
(GInstanceInitFunc) gimp_param_palette_init
};
type = g_type_register_static (G_TYPE_PARAM_OBJECT,
"GimpParamPalette", &info, 0);
}
return type;
}
static void
gimp_param_palette_class_init (GParamSpecClass *klass)
{
klass->value_type = GIMP_TYPE_PALETTE;
klass->value_validate = gimp_param_palette_validate;
}
static void
gimp_param_palette_init (GParamSpec *pspec)
{
GimpParamSpecPalette *ispec = GIMP_PARAM_SPEC_PALETTE (pspec);
ispec->none_ok = FALSE;
}
static gboolean
gimp_param_palette_validate (GParamSpec *pspec,
GValue *value)
{
GimpParamSpecPalette *ispec = GIMP_PARAM_SPEC_PALETTE (pspec);
GimpPalette *palette = value->data[0].v_pointer;
if (! ispec->none_ok && palette == NULL)
return TRUE;
if (palette && (! GIMP_IS_PALETTE (palette) ||
! gimp_palette_is_valid (palette)))
{
g_object_unref (palette);
value->data[0].v_pointer = NULL;
return TRUE;
}
return FALSE;
}
/**
* gimp_param_spec_palette:
* @name: Canonical name of the property specified.
* @nick: Nick name of the property specified.
* @blurb: Description of the property specified.
* @none_ok: Whether no is a valid value.
* @flags: Flags for the property specified.
*
* Creates a new #GimpParamSpecPalette specifying a
* #GIMP_TYPE_PALETTE property.
*
* See g_param_spec_internal() for details on property names.
*
* Returns: (transfer full): The newly created #GimpParamSpecPalette.
*
* Since: 3.0
**/
GParamSpec *
gimp_param_spec_palette (const gchar *name,
const gchar *nick,
const gchar *blurb,
gboolean none_ok,
GParamFlags flags)
{
GimpParamSpecPalette *ispec;
ispec = g_param_spec_internal (GIMP_TYPE_PARAM_PALETTE,
name, nick, blurb, flags);
g_return_val_if_fail (ispec, NULL);
ispec->none_ok = none_ok ? TRUE : FALSE;
return G_PARAM_SPEC (ispec);
}
/*
* GIMP_TYPE_PARAM_PATTERN
*/
static void gimp_param_pattern_class_init (GParamSpecClass *klass);
static void gimp_param_pattern_init (GParamSpec *pspec);
static gboolean gimp_param_pattern_validate (GParamSpec *pspec,
GValue *value);
GType
gimp_param_pattern_get_type (void)
{
static GType type = 0;
if (! type)
{
const GTypeInfo info =
{
sizeof (GParamSpecClass),
NULL, NULL,
(GClassInitFunc) gimp_param_pattern_class_init,
NULL, NULL,
sizeof (GimpParamSpecPattern),
0,
(GInstanceInitFunc) gimp_param_pattern_init
};
type = g_type_register_static (G_TYPE_PARAM_OBJECT,
"GimpParamPattern", &info, 0);
}
return type;
}
static void
gimp_param_pattern_class_init (GParamSpecClass *klass)
{
klass->value_type = GIMP_TYPE_PATTERN;
klass->value_validate = gimp_param_pattern_validate;
}
static void
gimp_param_pattern_init (GParamSpec *pspec)
{
GimpParamSpecPattern *ispec = GIMP_PARAM_SPEC_PATTERN (pspec);
ispec->none_ok = FALSE;
}
static gboolean
gimp_param_pattern_validate (GParamSpec *pspec,
GValue *value)
{
GimpParamSpecPattern *ispec = GIMP_PARAM_SPEC_PATTERN (pspec);
GimpPattern *pattern = value->data[0].v_pointer;
if (! ispec->none_ok && pattern == NULL)
return TRUE;
if (pattern && (! GIMP_IS_PATTERN (pattern) ||
! gimp_pattern_is_valid (pattern)))
{
g_object_unref (pattern);
value->data[0].v_pointer = NULL;
return TRUE;
}
return FALSE;
}
/**
* gimp_param_spec_pattern:
* @name: Canonical name of the property specified.
* @nick: Nick name of the property specified.
* @blurb: Description of the property specified.
* @none_ok: Whether no is a valid value.
* @flags: Flags for the property specified.
*
* Creates a new #GimpParamSpecPattern specifying a
* #GIMP_TYPE_PATTERN property.
*
* See g_param_spec_internal() for details on property names.
*
* Returns: (transfer full): The newly created #GimpParamSpecPattern.
*
* Since: 3.0
**/
GParamSpec *
gimp_param_spec_pattern (const gchar *name,
const gchar *nick,
const gchar *blurb,
gboolean none_ok,
GParamFlags flags)
{
GimpParamSpecPattern *ispec;
ispec = g_param_spec_internal (GIMP_TYPE_PARAM_PATTERN,
name, nick, blurb, flags);
g_return_val_if_fail (ispec, NULL);
ispec->none_ok = none_ok ? TRUE : FALSE;
return G_PARAM_SPEC (ispec);
}