cssnode: Fix position invalidation

The previous code was overly complicated and wrong.
This commit is contained in:
Benjamin Otte
2015-05-30 05:43:54 +02:00
parent e59e38b581
commit 91fac8b5aa
2 changed files with 7 additions and 25 deletions

View File

@ -614,17 +614,6 @@ gtk_css_node_parent_will_be_set (GtkCssNode *node)
GTK_CSS_NODE_GET_CLASS (node)->dequeue_validate (node);
}
static void
gtk_css_node_set_children_changed (GtkCssNode *node)
{
if (node->children_changed)
return;
node->children_changed = TRUE;
gtk_css_node_set_invalid (node, TRUE);
}
static void
gtk_css_node_invalidate_style (GtkCssNode *cssnode)
{
@ -655,7 +644,10 @@ gtk_css_node_reposition (GtkCssNode *node,
g_object_ref (node);
if (node->next_sibling)
gtk_css_node_invalidate_style (node->next_sibling);
{
if (node->visible)
gtk_css_node_invalidate (node->next_sibling, GTK_CSS_CHANGE_POSITION | GTK_CSS_CHANGE_ANY_SIBLING);
}
if (old_parent != NULL)
{
@ -671,8 +663,6 @@ gtk_css_node_reposition (GtkCssNode *node,
else
{
g_object_unref (node);
if (node->visible)
gtk_css_node_set_children_changed (old_parent);
}
if (gtk_css_node_get_style_provider_or_null (node) == NULL)
@ -681,8 +671,6 @@ gtk_css_node_reposition (GtkCssNode *node,
if (new_parent)
{
if (node->visible)
gtk_css_node_set_children_changed (new_parent);
g_object_ref (node);
if (node->pending_changes)
@ -704,7 +692,7 @@ gtk_css_node_reposition (GtkCssNode *node,
if (node->next_sibling)
gtk_css_node_invalidate_style (node->next_sibling);
gtk_css_node_invalidate (node, GTK_CSS_CHANGE_ANY_PARENT | GTK_CSS_CHANGE_ANY_SIBLING);
gtk_css_node_invalidate (node, GTK_CSS_CHANGE_ANY_PARENT | GTK_CSS_CHANGE_POSITION | GTK_CSS_CHANGE_ANY_SIBLING);
g_object_unref (node);
}
@ -792,11 +780,6 @@ gtk_css_node_propagate_pending_changes (GtkCssNode *cssnode,
GtkCssNode *child;
change = _gtk_css_change_for_child (cssnode->pending_changes);
if (cssnode->children_changed)
{
change |= GTK_CSS_CHANGE_POSITION | GTK_CSS_CHANGE_ANY_SIBLING;
cssnode->children_changed = FALSE;
}
if (style_changed)
change |= GTK_CSS_CHANGE_PARENT_STYLE;
@ -883,8 +866,8 @@ gtk_css_node_set_visible (GtkCssNode *cssnode,
cssnode->visible = visible;
g_object_notify_by_pspec (G_OBJECT (cssnode), cssnode_properties[PROP_VISIBLE]);
if (cssnode->parent)
gtk_css_node_set_children_changed (cssnode->parent);
if (cssnode->next_sibling)
gtk_css_node_invalidate (cssnode->next_sibling, GTK_CSS_CHANGE_POSITION | GTK_CSS_CHANGE_ANY_SIBLING);
}
gboolean

View File

@ -50,7 +50,6 @@ struct _GtkCssNode
guint visible :1; /* node will be skipped when validating or computing styles */
guint invalid :1; /* node or a child needs to be validated (even if just for animation) */
guint children_changed :1; /* the children changed since last validation */
guint needs_propagation :1; /* children have state changes that need to be propagated to their siblings */
/* Two invariants hold for this variable:
* style_is_invalid == TRUE => next_sibling->style_is_invalid == TRUE