Commit 04f5c870 authored by Benjamin Otte's avatar Benjamin Otte

cssvalue: Add a CSS value for arrays

Make the value auto-cycle its child values, so it can be used for
background properties.
parent df45983f
...@@ -423,6 +423,7 @@ gtk_private_h_sources = \ ...@@ -423,6 +423,7 @@ gtk_private_h_sources = \
gtkcolorscaleprivate.h \ gtkcolorscaleprivate.h \
gtkcolorchooserprivate.h \ gtkcolorchooserprivate.h \
gtkcontainerprivate.h \ gtkcontainerprivate.h \
gtkcssarrayvalueprivate.h \
gtkcsscomputedvaluesprivate.h \ gtkcsscomputedvaluesprivate.h \
gtkcsscustompropertyprivate.h \ gtkcsscustompropertyprivate.h \
gtkcssimagegradientprivate.h \ gtkcssimagegradientprivate.h \
...@@ -620,6 +621,7 @@ gtk_base_c_sources = \ ...@@ -620,6 +621,7 @@ gtk_base_c_sources = \
gtkcombobox.c \ gtkcombobox.c \
gtkcomboboxtext.c \ gtkcomboboxtext.c \
gtkcontainer.c \ gtkcontainer.c \
gtkcssarrayvalue.c \
gtkcsscomputedvalues.c \ gtkcsscomputedvalues.c \
gtkcsscustomproperty.c \ gtkcsscustomproperty.c \
gtkcssimage.c \ gtkcssimage.c \
......
/* GTK - The GIMP Toolkit
* Copyright (C) 2011 Red Hat, Inc.
*
* 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 2 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 <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "gtkcssarrayvalueprivate.h"
#include <string.h>
struct _GtkCssValue {
GTK_CSS_VALUE_BASE
guint n_values;
GtkCssValue *values[1];
};
static void
gtk_css_value_array_free (GtkCssValue *value)
{
guint i;
for (i = 0; i < value->n_values; i++)
{
_gtk_css_value_unref (value->values[i]);
}
g_slice_free1 (sizeof (GtkCssValue) + sizeof (GtkCssValue *) * (value->n_values - 1), value);
}
static void
gtk_css_value_array_print (const GtkCssValue *value,
GString *string)
{
guint i;
if (value->n_values == 0)
{
g_string_append (string, "none");
return;
}
for (i = 0; i < value->n_values; i++)
{
if (i > 0)
g_string_append (string, ", ");
_gtk_css_value_print (value->values[i], string);
}
}
static const GtkCssValueClass GTK_CSS_VALUE_ARRAY = {
gtk_css_value_array_free,
gtk_css_value_array_print
};
GtkCssValue *
_gtk_css_array_value_new (GtkCssValue **values,
guint n_values)
{
GtkCssValue *result;
g_return_val_if_fail (values != NULL || n_values == 0, NULL);
result = _gtk_css_value_alloc (&GTK_CSS_VALUE_ARRAY, sizeof (GtkCssValue) + sizeof (GtkCssValue *) * (MAX (1, n_values) - 1));
result->n_values = n_values;
memcpy (&result->values[0], values, sizeof (GtkCssValue *) * n_values);
return result;
}
GtkCssValue *
_gtk_css_array_value_get_nth (const GtkCssValue *value,
guint i)
{
g_return_val_if_fail (value != NULL, NULL);
g_return_val_if_fail (value->class == &GTK_CSS_VALUE_ARRAY, NULL);
g_return_val_if_fail (value->n_values > 0, NULL);
return value->values[i % value->n_values];
}
guint
_gtk_css_array_value_get_n_values (const GtkCssValue *value)
{
g_return_val_if_fail (value != NULL, 0);
g_return_val_if_fail (value->class == &GTK_CSS_VALUE_ARRAY, 0);
return value->n_values;
}
/*
* Copyright © 2012 Red Hat Inc.
*
* 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 2.1 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 <http://www.gnu.org/licenses/>.
*
* Authors: Alexander Larsson <alexl@gnome.org>
*/
#ifndef __GTK_CSS_ARRAY_VALUE_PRIVATE_H__
#define __GTK_CSS_ARRAY_VALUE_PRIVATE_H__
#include "gtkcssvalueprivate.h"
G_BEGIN_DECLS
GtkCssValue * _gtk_css_array_value_new (GtkCssValue **values,
guint n_values);
GtkCssValue * _gtk_css_array_value_get_nth (const GtkCssValue *value,
guint i);
guint _gtk_css_array_value_get_n_values (const GtkCssValue *value);
G_END_DECLS
#endif /* __GTK_CSS_ARRAY_VALUE_PRIVATE_H__ */
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