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settings: Cache style properties

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This way we don't need to compute them every lookup. (That's not the
real reason though - the real reason is that I want to add new APIs that
require the caching because they return consts).
This commit is contained in:
Benjamin Otte 2011-12-28 14:34:54 +01:00
parent 524938aa53
commit 45161fbb55
1 changed files with 39 additions and 10 deletions
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49
gtk/gtksettings.c
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@ -110,6 +110,7 @@ struct _GtkSettingsPrivate
GdkScreen *screen;
GtkCssProvider *theme_provider;
GtkCssProvider *key_theme_provider;
GtkStyleProperties *style;
};
typedef enum
@ -1348,19 +1349,19 @@ gtk_settings_class_init (GtkSettingsClass *class)
g_type_class_add_private (class, sizeof (GtkSettingsPrivate));
}
static GtkStyleProperties *
gtk_settings_get_style (GtkStyleProvider *provider,
GtkWidgetPath *path)
static void
settings_ensure_style (GtkSettings *settings)
{
GtkSettingsPrivate *priv = settings->priv;
PangoFontDescription *font_desc;
gchar *font_name, *color_scheme;
GtkSettings *settings;
GtkStyleProperties *props;
gchar **colors;
guint i;
settings = GTK_SETTINGS (provider);
props = gtk_style_properties_new ();
if (priv->style)
return;
priv->style = gtk_style_properties_new ();
g_object_get (settings,
"gtk-font-name", &font_name,
@ -1396,7 +1397,7 @@ gtk_settings_get_style (GtkStyleProvider *provider,
continue;
color = gtk_symbolic_color_new_literal (&col);
gtk_style_properties_map_color (props, name, color);
gtk_style_properties_map_color (priv->style, name, color);
gtk_symbolic_color_unref (color);
}
@ -1420,7 +1421,7 @@ gtk_settings_get_style (GtkStyleProvider *provider,
pango_font_description_unset_fields (font_desc,
PANGO_FONT_MASK_STYLE);
gtk_style_properties_set (props, 0,
gtk_style_properties_set (priv->style, 0,
"font", font_desc,
NULL);
@ -1428,8 +1429,19 @@ gtk_settings_get_style (GtkStyleProvider *provider,
g_strfreev (colors);
g_free (color_scheme);
g_free (font_name);
}
return props;
static GtkStyleProperties *
gtk_settings_get_style (GtkStyleProvider *provider,
GtkWidgetPath *path)
{
GtkSettings *settings;
settings = GTK_SETTINGS (provider);
settings_ensure_style (settings);
return g_object_ref (settings->priv->style);
}
static void
@ -1459,6 +1471,9 @@ gtk_settings_finalize (GObject *object)
if (priv->key_theme_provider)
g_object_unref (priv->key_theme_provider);
if (priv->style)
g_object_unref (priv->style);
G_OBJECT_CLASS (gtk_settings_parent_class)->finalize (object);
}
@ -1668,6 +1683,18 @@ gtk_settings_get_property (GObject *object,
}
}
static void
settings_invalidate_style (GtkSettings *settings)
{
GtkSettingsPrivate *priv = settings->priv;
if (priv->style)
{
g_object_unref (priv->style);
priv->style = NULL;
}
}
static void
gtk_settings_notify (GObject *object,
GParamSpec *pspec)
@ -1690,9 +1717,11 @@ gtk_settings_notify (GObject *object,
break;
case PROP_COLOR_SCHEME:
settings_update_color_scheme (settings);
settings_invalidate_style (settings);
gtk_style_context_reset_widgets (priv->screen);
break;
case PROP_FONT_NAME:
settings_invalidate_style (settings);
gtk_style_context_reset_widgets (priv->screen);
break;
case PROP_KEY_THEME_NAME: