gtk2/gtk/gtkcssstyle.c
Benjamin Otte 759d8dafd9 cssstyle: Add gtk_css_style_is_static()
Gets rid of the need to do

  if (ANIMATED_STYLE() &&
      animated_style_is_static(ANIMATED_STYLE(style))
2015-03-18 15:23:33 +01:00

156 lines
4.1 KiB
C

/*
* 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: Benjamin Otte <otte@gnome.org>
*/
#include "config.h"
#include "gtkprivate.h"
#include "gtkcssstyleprivate.h"
#include "gtkcssanimationprivate.h"
#include "gtkcssarrayvalueprivate.h"
#include "gtkcssenumvalueprivate.h"
#include "gtkcssinheritvalueprivate.h"
#include "gtkcssinitialvalueprivate.h"
#include "gtkcssnumbervalueprivate.h"
#include "gtkcsssectionprivate.h"
#include "gtkcssshorthandpropertyprivate.h"
#include "gtkcssstringvalueprivate.h"
#include "gtkcssstylepropertyprivate.h"
#include "gtkcsstransitionprivate.h"
#include "gtkstyleanimationprivate.h"
#include "gtkstylepropertyprivate.h"
#include "gtkstyleproviderprivate.h"
G_DEFINE_ABSTRACT_TYPE (GtkCssStyle, gtk_css_style, G_TYPE_OBJECT)
static GtkCssSection *
gtk_css_style_real_get_section (GtkCssStyle *style,
guint id)
{
return NULL;
}
static gboolean
gtk_css_style_real_is_static (GtkCssStyle *style)
{
return TRUE;
}
static void
gtk_css_style_class_init (GtkCssStyleClass *klass)
{
klass->get_section = gtk_css_style_real_get_section;
klass->is_static = gtk_css_style_real_is_static;
}
static void
gtk_css_style_init (GtkCssStyle *style)
{
}
GtkCssValue *
gtk_css_style_get_value (GtkCssStyle *style,
guint id)
{
gtk_internal_return_val_if_fail (GTK_IS_CSS_STYLE (style), NULL);
return GTK_CSS_STYLE_GET_CLASS (style)->get_value (style, id);
}
GtkCssSection *
gtk_css_style_get_section (GtkCssStyle *style,
guint id)
{
gtk_internal_return_val_if_fail (GTK_IS_CSS_STYLE (style), NULL);
return GTK_CSS_STYLE_GET_CLASS (style)->get_section (style, id);
}
GtkBitmask *
gtk_css_style_get_difference (GtkCssStyle *style,
GtkCssStyle *other)
{
GtkBitmask *result;
guint i, len;
if (style == other)
return _gtk_bitmask_new ();
result = _gtk_bitmask_new ();
len = _gtk_css_style_property_get_n_properties ();
for (i = 0; i < len; i++)
{
if (!_gtk_css_value_equal (gtk_css_style_get_value (style, i),
gtk_css_style_get_value (other, i)))
result = _gtk_bitmask_set (result, i, TRUE);
}
return result;
}
gboolean
gtk_css_style_is_static (GtkCssStyle *style)
{
gtk_internal_return_val_if_fail (GTK_IS_CSS_STYLE (style), TRUE);
return GTK_CSS_STYLE_GET_CLASS (style)->is_static (style);
}
void
gtk_css_style_print (GtkCssStyle *style,
GString *string)
{
guint i;
g_return_if_fail (GTK_IS_CSS_STYLE (style));
g_return_if_fail (string != NULL);
for (i = 0; i < _gtk_css_style_property_get_n_properties (); i++)
{
GtkCssSection *section = gtk_css_style_get_section (style, i);
g_string_append (string, _gtk_style_property_get_name (GTK_STYLE_PROPERTY (_gtk_css_style_property_lookup_by_id (i))));
g_string_append (string, ": ");
_gtk_css_value_print (gtk_css_style_get_value (style, i), string);
g_string_append (string, ";");
if (section)
{
g_string_append (string, " /* ");
_gtk_css_section_print (section, string);
g_string_append (string, " */");
}
g_string_append (string, "\n");
}
}
char *
gtk_css_style_to_string (GtkCssStyle *style)
{
GString *string;
g_return_val_if_fail (GTK_IS_CSS_STYLE (style), NULL);
string = g_string_new ("");
gtk_css_style_print (style, string);
return g_string_free (string, FALSE);
}