void
gtk_css_node_print (GtkCssNode *cssnode,
GtkStyleContextPrintFlags flags,
GString *string,
guint indent)
{
gboolean need_newline = FALSE;
g_string_append_printf (string, "%*s", indent, "");
if (!cssnode->visible)
g_string_append_c (string, '[');
gtk_css_node_declaration_print (cssnode->decl, string);
if (!cssnode->visible)
g_string_append_c (string, ']');
g_string_append_c (string, '\n');
if (flags & GTK_STYLE_CONTEXT_PRINT_SHOW_STYLE)
need_newline = gtk_css_style_print (gtk_css_node_get_style (cssnode), string, indent + 2, TRUE);
if (flags & GTK_STYLE_CONTEXT_PRINT_RECURSE)
{
GtkCssNode *node;
if (need_newline && gtk_css_node_get_first_child (cssnode))
g_string_append_c (string, '\n');
for (node = gtk_css_node_get_first_child (cssnode); node; node = gtk_css_node_get_next_sibling (node))
gtk_css_node_print (node, flags, string, indent + 2);
}
}
static void
gtk_css_node_propagate_pending_changes (GtkCssNode *cssnode,
gboolean style_changed)
{
GtkCssChange change, child_change;
GtkCssNode *child;
change = _gtk_css_change_for_child (cssnode->pending_changes);
if (style_changed)
change |= GTK_CSS_CHANGE_PARENT_STYLE;
if (!cssnode->needs_propagation && change == 0)
return;
for (child = gtk_css_node_get_first_child (cssnode);
child;
child = gtk_css_node_get_next_sibling (child))
{
child_change = child->pending_changes;
gtk_css_node_invalidate (child, change);
if (child->visible)
change |= _gtk_css_change_for_sibling (child_change);
}
cssnode->needs_propagation = FALSE;
}
void
gtk_css_node_validate_internal (GtkCssNode *cssnode,
gint64 timestamp)
{
GtkCssNode *child;
if (!cssnode->invalid)
return;
gtk_css_node_ensure_style (cssnode, timestamp);
/* need to set to FALSE then to TRUE here to make it chain up */
gtk_css_node_set_invalid (cssnode, FALSE);
if (!gtk_css_style_is_static (cssnode->style))
gtk_css_node_set_invalid (cssnode, TRUE);
GTK_CSS_NODE_GET_CLASS (cssnode)->validate (cssnode);
for (child = gtk_css_node_get_first_child (cssnode);
child;
child = gtk_css_node_get_next_sibling (child))
{
if (child->visible)
gtk_css_node_validate_internal (child, timestamp);
}
}
static void
gtk_check_menu_item_direction_changed (GtkWidget *widget,
GtkTextDirection previous_dir)
{
GtkCheckMenuItem *check_menu_item = GTK_CHECK_MENU_ITEM (widget);
GtkCheckMenuItemPrivate *priv = check_menu_item->priv;
GtkCssNode *widget_node, *node;
widget_node = gtk_widget_get_css_node (widget);
if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
{
gtk_css_node_remove_class (priv->indicator_node, g_quark_from_static_string (GTK_STYLE_CLASS_LEFT));
gtk_css_node_add_class (priv->indicator_node, g_quark_from_static_string (GTK_STYLE_CLASS_RIGHT));
node = gtk_css_node_get_last_child (widget_node);
if (node != priv->indicator_node)
gtk_css_node_insert_after (widget_node, priv->indicator_node, node);
}
else
{
gtk_css_node_add_class (priv->indicator_node, g_quark_from_static_string (GTK_STYLE_CLASS_LEFT));
gtk_css_node_remove_class (priv->indicator_node, g_quark_from_static_string (GTK_STYLE_CLASS_RIGHT));
node = gtk_css_node_get_first_child (widget_node);
if (node != priv->indicator_node)
gtk_css_node_insert_before (widget_node, priv->indicator_node, node);
}
GTK_WIDGET_CLASS (gtk_check_menu_item_parent_class)->direction_changed (widget, previous_dir);
}
void
gtk_css_node_validate_internal (GtkCssNode *cssnode,
gint64 timestamp)
{
GtkCssNode *child;
/* If you run your application with
* GTK_DEBUG=no-css-cache
* every invalidation will purge the cache and completely query
* everything anew form the cache. This is slow (in particular
* when animating), but useful for figuring out bugs.
*
* We achieve that by pretending that everything that could have
* changed has and so we of course totally need to redo everything.
*
* Note that this also completely revalidates child widgets all
* the time.
*/
#ifdef G_ENABLE_DEBUG
if (GTK_DEBUG_CHECK (NO_CSS_CACHE))
cssnode->pending_changes |= GTK_CSS_CHANGE_ANY;
#endif
if (!cssnode->invalid)
return;
gtk_css_node_ensure_style (cssnode, timestamp);
/* need to set to FALSE then to TRUE here to make it chain up */
gtk_css_node_set_invalid (cssnode, FALSE);
if (!gtk_css_style_is_static (cssnode->style))
gtk_css_node_set_invalid (cssnode, TRUE);
GTK_CSS_NODE_GET_CLASS (cssnode)->validate (cssnode);
for (child = gtk_css_node_get_first_child (cssnode);
child;
child = gtk_css_node_get_next_sibling (child))
{
if (child->visible)
gtk_css_node_validate_internal (child, timestamp);
}
}
