]> Pileus Git - ~andy/gtk/blobdiff - gtk/gtkrbtree.h
stylecontext: Do invalidation on first resize container
[~andy/gtk] / gtk / gtkrbtree.h
index c42a6addbe150f2cf7c1571b158a9afe92c3c571..a1b27a2406550ca3900937379386ea01764a8fd9 100644 (file)
@@ -12,9 +12,7 @@
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  */
 
 /* A Red-Black Tree implementation used specifically by GtkTreeView.
@@ -35,16 +33,12 @@ typedef enum
   GTK_RBNODE_IS_PARENT = 1 << 2,
   GTK_RBNODE_IS_SELECTED = 1 << 3,
   GTK_RBNODE_IS_PRELIT = 1 << 4,
-  GTK_RBNODE_IS_SEMI_COLLAPSED = 1 << 5,
-  GTK_RBNODE_IS_SEMI_EXPANDED = 1 << 6,
   GTK_RBNODE_INVALID = 1 << 7,
   GTK_RBNODE_COLUMN_INVALID = 1 << 8,
   GTK_RBNODE_DESCENDANTS_INVALID = 1 << 9,
   GTK_RBNODE_NON_COLORS = GTK_RBNODE_IS_PARENT |
                          GTK_RBNODE_IS_SELECTED |
                          GTK_RBNODE_IS_PRELIT |
-                          GTK_RBNODE_IS_SEMI_COLLAPSED |
-                          GTK_RBNODE_IS_SEMI_EXPANDED |
                           GTK_RBNODE_INVALID |
                           GTK_RBNODE_COLUMN_INVALID |
                           GTK_RBNODE_DESCENDANTS_INVALID
@@ -61,7 +55,6 @@ typedef void (*GtkRBTreeTraverseFunc) (GtkRBTree  *tree,
 struct _GtkRBTree
 {
   GtkRBNode *root;
-  GtkRBNode *nil;
   GtkRBTree *parent_tree;
   GtkRBNode *parent_node;
 };
@@ -70,18 +63,6 @@ struct _GtkRBNode
 {
   guint flags : 14;
 
-  /* We keep track of whether the aggregate count of children plus 1
-   * for the node itself comes to an even number.  The parity flag is
-   * the total count of children mod 2, where the total count of
-   * children gets computed in the same way that the total offset gets
-   * computed. i.e. not the same as the "count" field below which
-   * doesn't include children. We could replace parity with a
-   * full-size int field here, and then take % 2 to get the parity flag,
-   * but that would use extra memory.
-   */
-
-  guint parity : 1;
-  
   GtkRBNode *left;
   GtkRBNode *right;
   GtkRBNode *parent;
@@ -90,6 +71,11 @@ struct _GtkRBNode
    * i.e. node->left->count + node->right->count + 1
    */
   gint count;
+  /* count the number of total nodes beneath us, including nodes
+   * of children trees.
+   * i.e. node->left->count + node->right->count + node->children->root->count + 1
+   */
+  guint total_count;
   
   /* this is the total of sizes of
    * node->left, node->right, our own height, and the height
@@ -125,9 +111,12 @@ GtkRBNode *_gtk_rbtree_insert_after     (GtkRBTree              *tree,
                                         gboolean                valid);
 void       _gtk_rbtree_remove_node      (GtkRBTree              *tree,
                                         GtkRBNode              *node);
+gboolean   _gtk_rbtree_is_nil           (GtkRBNode              *node);
 void       _gtk_rbtree_reorder          (GtkRBTree              *tree,
                                         gint                   *new_order,
                                         gint                    length);
+gboolean   _gtk_rbtree_contains         (GtkRBTree              *tree,
+                                         GtkRBTree              *potential_child);
 GtkRBNode *_gtk_rbtree_find_count       (GtkRBTree              *tree,
                                         gint                    count);
 void       _gtk_rbtree_node_set_height  (GtkRBTree              *tree,
@@ -144,8 +133,12 @@ void       _gtk_rbtree_set_fixed_height (GtkRBTree              *tree,
                                         gboolean                mark_valid);
 gint       _gtk_rbtree_node_find_offset (GtkRBTree              *tree,
                                         GtkRBNode              *node);
-gint       _gtk_rbtree_node_find_parity (GtkRBTree              *tree,
+guint      _gtk_rbtree_node_get_index   (GtkRBTree              *tree,
                                         GtkRBNode              *node);
+gboolean   _gtk_rbtree_find_index       (GtkRBTree              *tree,
+                                        guint                   index,
+                                        GtkRBTree             **new_tree,
+                                        GtkRBNode             **new_node);
 gint       _gtk_rbtree_find_offset      (GtkRBTree              *tree,
                                         gint                    offset,
                                         GtkRBTree             **new_tree,
@@ -155,6 +148,7 @@ void       _gtk_rbtree_traverse         (GtkRBTree              *tree,
                                         GTraverseType           order,
                                         GtkRBTreeTraverseFunc   func,
                                         gpointer                data);
+GtkRBNode *_gtk_rbtree_first            (GtkRBTree              *tree);
 GtkRBNode *_gtk_rbtree_next             (GtkRBTree              *tree,
                                         GtkRBNode              *node);
 GtkRBNode *_gtk_rbtree_prev             (GtkRBTree              *tree,
@@ -170,13 +164,6 @@ void       _gtk_rbtree_prev_full        (GtkRBTree              *tree,
 
 gint       _gtk_rbtree_get_depth        (GtkRBTree              *tree);
 
-/* This func checks the integrity of the tree */
-#ifdef G_ENABLE_DEBUG  
-void       _gtk_rbtree_test             (const gchar            *where,
-                                         GtkRBTree              *tree);
-void       _gtk_rbtree_debug_spew       (GtkRBTree              *tree);
-#endif
-
 
 G_END_DECLS