forked from AuroraMiddleware/gtk
4168e0385e
GtkCssStyle is the base class to be used for all types of styles that do exist. GtkCssAnimatedStyle is the only implementation so far, that is exactly a copy/paste of the old GtkCssStyle code.
154 lines
4.3 KiB
C
154 lines
4.3 KiB
C
/*
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* Copyright © 2012 Red Hat Inc.
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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 2.1 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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* Authors: Benjamin Otte <otte@gnome.org>
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*/
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#include "config.h"
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#include "gtkprivate.h"
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#include "gtkcssstyleprivate.h"
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#include "gtkcssanimationprivate.h"
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#include "gtkcssarrayvalueprivate.h"
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#include "gtkcssenumvalueprivate.h"
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#include "gtkcssinheritvalueprivate.h"
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#include "gtkcssinitialvalueprivate.h"
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#include "gtkcssnumbervalueprivate.h"
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#include "gtkcsssectionprivate.h"
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#include "gtkcssshorthandpropertyprivate.h"
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#include "gtkcssstringvalueprivate.h"
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#include "gtkcssstylepropertyprivate.h"
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#include "gtkcsstransitionprivate.h"
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#include "gtkstyleanimationprivate.h"
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#include "gtkstylepropertyprivate.h"
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#include "gtkstyleproviderprivate.h"
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G_DEFINE_ABSTRACT_TYPE (GtkCssStyle, gtk_css_style, G_TYPE_OBJECT)
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static GtkCssSection *
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gtk_css_style_real_get_section (GtkCssStyle *style,
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guint id)
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{
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return NULL;
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}
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static GtkBitmask *
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gtk_css_style_real_compute_dependencies (GtkCssStyle *style,
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const GtkBitmask *parent_changes)
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{
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return _gtk_bitmask_copy (parent_changes);
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}
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static void
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gtk_css_style_class_init (GtkCssStyleClass *klass)
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{
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klass->get_section = gtk_css_style_real_get_section;
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klass->compute_dependencies = gtk_css_style_real_compute_dependencies;
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}
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static void
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gtk_css_style_init (GtkCssStyle *style)
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{
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}
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GtkCssValue *
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gtk_css_style_get_value (GtkCssStyle *style,
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guint id)
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{
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gtk_internal_return_val_if_fail (GTK_IS_CSS_STYLE (style), NULL);
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return GTK_CSS_STYLE_GET_CLASS (style)->get_value (style, id);
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}
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GtkCssSection *
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gtk_css_style_get_section (GtkCssStyle *style,
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guint id)
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{
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gtk_internal_return_val_if_fail (GTK_IS_CSS_STYLE (style), NULL);
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return GTK_CSS_STYLE_GET_CLASS (style)->get_section (style, id);
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}
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GtkBitmask *
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gtk_css_style_get_difference (GtkCssStyle *style,
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GtkCssStyle *other)
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{
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GtkBitmask *result;
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guint i, len;
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result = _gtk_bitmask_new ();
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len = _gtk_css_style_property_get_n_properties ();
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for (i = 0; i < len; i++)
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{
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if (!_gtk_css_value_equal (gtk_css_style_get_value (style, i),
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gtk_css_style_get_value (other, i)))
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result = _gtk_bitmask_set (result, i, TRUE);
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}
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return result;
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}
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GtkBitmask *
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gtk_css_style_compute_dependencies (GtkCssStyle *style,
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const GtkBitmask *parent_changes)
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{
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gtk_internal_return_val_if_fail (GTK_IS_CSS_STYLE (style), _gtk_bitmask_new ());
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return GTK_CSS_STYLE_GET_CLASS (style)->compute_dependencies (style, parent_changes);
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}
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void
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gtk_css_style_print (GtkCssStyle *style,
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GString *string)
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{
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guint i;
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g_return_if_fail (GTK_IS_CSS_STYLE (style));
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g_return_if_fail (string != NULL);
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for (i = 0; i < _gtk_css_style_property_get_n_properties (); i++)
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{
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GtkCssSection *section = gtk_css_style_get_section (style, i);
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g_string_append (string, _gtk_style_property_get_name (GTK_STYLE_PROPERTY (_gtk_css_style_property_lookup_by_id (i))));
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g_string_append (string, ": ");
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_gtk_css_value_print (gtk_css_style_get_value (style, i), string);
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g_string_append (string, ";");
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if (section)
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{
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g_string_append (string, " /* ");
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_gtk_css_section_print (section, string);
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g_string_append (string, " */");
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}
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g_string_append (string, "\n");
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}
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}
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char *
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gtk_css_style_to_string (GtkCssStyle *style)
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{
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GString *string;
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g_return_val_if_fail (GTK_IS_CSS_STYLE (style), NULL);
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string = g_string_new ("");
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gtk_css_style_print (style, string);
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return g_string_free (string, FALSE);
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}
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