77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
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/* GTK - The GIMP Toolkit
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* Copyright (C) 2011 Benjamin Otte <otte@gnome.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gtkcsslookupprivate.h"
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#include "gtkcssstylepropertyprivate.h"
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#include "gtkcsstypesprivate.h"
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#include "gtkprivatetypebuiltins.h"
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#include "gtkprivate.h"
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void
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_gtk_css_lookup_init (GtkCssLookup *lookup)
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{
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memset (lookup, 0, sizeof (*lookup));
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lookup->set_values = _gtk_bitmask_new ();
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}
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void
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_gtk_css_lookup_destroy (GtkCssLookup *lookup)
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{
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_gtk_bitmask_free (lookup->set_values);
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}
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gboolean
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_gtk_css_lookup_is_missing (const GtkCssLookup *lookup,
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guint id)
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{
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gtk_internal_return_val_if_fail (lookup != NULL, FALSE);
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return !_gtk_bitmask_get (lookup->set_values, id);
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}
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/**
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* _gtk_css_lookup_set:
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* @lookup: the lookup
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* @id: id of the property to set, see _gtk_style_property_get_id()
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* @section: (nullable): The @section the value was defined in
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* @value: the “cascading value” to use
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*
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* Sets the @value for a given @id. No value may have been set for @id
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* before. See _gtk_css_lookup_is_missing(). This function is used to
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* set the “winning declaration” of a lookup. Note that for performance
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* reasons @value and @section are not copied. It is your responsibility
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* to ensure they are kept alive until _gtk_css_lookup_free() is called.
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**/
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void
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_gtk_css_lookup_set (GtkCssLookup *lookup,
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guint id,
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GtkCssSection *section,
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GtkCssValue *value)
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{
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gtk_internal_return_if_fail (lookup != NULL);
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gtk_internal_return_if_fail (value != NULL);
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gtk_internal_return_if_fail (lookup->values[id].value == NULL);
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lookup->values[id].value = value;
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lookup->values[id].section = section;
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lookup->set_values = _gtk_bitmask_set (lookup->set_values, id, TRUE);
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}
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