void
_gtk_style_cascade_add_provider (GtkStyleCascade *cascade,
GtkStyleProvider *provider,
guint priority)
{
GtkStyleProviderData data;
guint i;
g_return_if_fail (GTK_IS_STYLE_CASCADE (cascade));
g_return_if_fail (GTK_IS_STYLE_PROVIDER (provider));
g_return_if_fail (GTK_STYLE_PROVIDER (cascade) != provider);
data.provider = g_object_ref (provider);
data.priority = priority;
data.changed_signal_id = g_signal_connect_swapped (provider,
"-gtk-private-changed",
G_CALLBACK (_gtk_style_provider_private_changed),
cascade);
/* ensure it gets removed first */
_gtk_style_cascade_remove_provider (cascade, provider);
for (i = 0; i < cascade->providers->len; i++)
{
if (g_array_index (cascade->providers, GtkStyleProviderData, i).priority > priority)
break;
}
g_array_insert_val (cascade->providers, i, data);
_gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (cascade));
}
void
_gtk_modifier_style_map_color (GtkModifierStyle *style,
const gchar *name,
const GdkRGBA *color)
{
GtkModifierStylePrivate *priv;
GtkSymbolicColor *symbolic_color = NULL;
g_return_if_fail (GTK_IS_MODIFIER_STYLE (style));
g_return_if_fail (name != NULL);
priv = style->priv;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
if (color)
symbolic_color = gtk_symbolic_color_new_literal (color);
gtk_style_properties_map_color (priv->style,
name, symbolic_color);
G_GNUC_END_IGNORE_DEPRECATIONS;
g_signal_emit (style, signals[CHANGED], 0);
_gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (style));
}
void
_gtk_style_cascade_set_scale (GtkStyleCascade *cascade,
int scale)
{
gtk_internal_return_if_fail (GTK_IS_STYLE_CASCADE (cascade));
if (cascade->scale == scale)
return;
cascade->scale = scale;
_gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (cascade));
}
void
_gtk_modifier_style_set_font (GtkModifierStyle *style,
const PangoFontDescription *font_desc)
{
GtkModifierStylePrivate *priv;
g_return_if_fail (GTK_IS_MODIFIER_STYLE (style));
priv = style->priv;
if (font_desc)
gtk_style_properties_set (priv->style, 0,
"font", font_desc,
NULL);
else
gtk_style_properties_unset_property (priv->style, "font", 0);
g_signal_emit (style, signals[CHANGED], 0);
_gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (style));
}
void
_gtk_modifier_style_set_color_property (GtkModifierStyle *style,
GType widget_type,
const gchar *prop_name,
const GdkRGBA *color)
{
GtkModifierStylePrivate *priv;
const GdkRGBA *old_color;
gchar *str;
g_return_if_fail (GTK_IS_MODIFIER_STYLE (style));
g_return_if_fail (g_type_is_a (widget_type, GTK_TYPE_WIDGET));
g_return_if_fail (prop_name != NULL);
priv = style->priv;
str = g_strdup_printf ("-%s-%s", g_type_name (widget_type), prop_name);
old_color = g_hash_table_lookup (priv->color_properties, str);
if ((!color && !old_color) ||
(color && old_color && gdk_rgba_equal (color, old_color)))
{
g_free (str);
return;
}
if (color)
{
g_hash_table_insert (priv->color_properties, str,
gdk_rgba_copy (color));
}
else
{
g_hash_table_remove (priv->color_properties, str);
g_free (str);
}
g_signal_emit (style, signals[CHANGED], 0);
_gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (style));
}
void
_gtk_style_cascade_remove_provider (GtkStyleCascade *cascade,
GtkStyleProvider *provider)
{
guint i;
g_return_if_fail (GTK_IS_STYLE_CASCADE (cascade));
g_return_if_fail (GTK_IS_STYLE_PROVIDER (provider));
for (i = 0; i < cascade->providers->len; i++)
{
GtkStyleProviderData *data = &g_array_index (cascade->providers, GtkStyleProviderData, i);
if (data->provider == provider)
{
g_array_remove_index (cascade->providers, i);
_gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (cascade));
break;
}
}
}
static void
modifier_style_set_color (GtkModifierStyle *style,
const gchar *prop,
GtkStateFlags state,
const GdkRGBA *color)
{
GtkModifierStylePrivate *priv;
g_return_if_fail (GTK_IS_MODIFIER_STYLE (style));
priv = style->priv;
if (color)
gtk_style_properties_set (priv->style, state,
prop, color,
NULL);
else
gtk_style_properties_unset_property (priv->style, prop, state);
g_signal_emit (style, signals[CHANGED], 0);
_gtk_style_provider_private_changed (GTK_STYLE_PROVIDER_PRIVATE (style));
}
