Checked in initial draft of the new tree widget.

2000-10-04    <jrb@redhat.com>

	* gtk/gtk{tree,cell}?*.[ch]: Checked in initial draft of the new
	tree widget.

1 files changed, 144 insertions, 0 deletions

diff --git a/gtk/gtktreemodel.h b/gtk/gtktreemodel.h
new file mode 100644
index 0000000000..e70034943a
--- /dev/null
+++ b/gtk/gtktreemodel.h
@@ -0,0 +1,144 @@
+/* gtktreemodel.h
+ * Copyright (C) 2000  Red Hat, Inc.,  Jonathan Blandford <jrb@redhat.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * 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.
+ */
+
+#ifndef __GTK_TREE_MODEL_H__
+#define __GTK_TREE_MODEL_H__
+
+#include <gtk/gtkobject.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#define GTK_TYPE_TREE_MODEL            (gtk_tree_model_get_type ())
+#define GTK_TREE_MODEL(obj)            (GTK_CHECK_CAST ((obj), GTK_TYPE_TREE_MODEL, GtkTreeModel))
+#define GTK_TREE_MODEL_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_TREE_MODEL, GtkTreeModelClass))
+#define GTK_IS_TREE_MODEL(obj)	       (GTK_CHECK_TYPE ((obj), GTK_TYPE_TREE_MODEL))
+#define GTK_IS_TREE_MODEL_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((obj), GTK_TYPE_TREE_MODEL))
+#define GTK_TREE_MODEL_GET_CLASS(obj)  (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_TREE_MODEL, GtkTreeModelClass))
+
+typedef gpointer                  GtkTreeNode;
+typedef struct _GtkTreePath       GtkTreePath;
+typedef struct _GtkTreeModel      GtkTreeModel;
+typedef struct _GtkTreeModelClass GtkTreeModelClass;
+
+struct _GtkTreeModel
+{
+  GtkObject parent;
+};
+
+struct _GtkTreeModelClass
+{
+  GtkObjectClass parent_class;
+
+  /* signals */
+  void       (* node_changed)         (GtkTreeModel *tree_model,
+				       GtkTreePath  *path,
+				       GtkTreeNode  *node);
+  void       (* node_inserted)        (GtkTreeModel *tree_model,
+				       GtkTreePath  *path,
+				       GtkTreeNode  *node);
+  void       (* node_child_toggled)   (GtkTreeModel *tree_model,
+				       GtkTreePath  *path,
+				       GtkTreeNode  *node);
+  void       (* node_deleted)         (GtkTreeModel *tree_model,
+				       GtkTreePath  *path);
+
+  /* VTable - not signals */
+  gint         (* get_n_columns)   (GtkTreeModel *tree_model);
+  GtkTreeNode  (* get_node)        (GtkTreeModel *tree_model,
+				    GtkTreePath  *path);
+  GtkTreePath *(* get_path)        (GtkTreeModel *tree_model,
+				    GtkTreeNode   node);
+  void         (* node_get_value)  (GtkTreeModel *tree_model,
+				    GtkTreeNode   node,
+				    gint          column,
+				    GValue       *value);
+  gboolean     (* node_next)       (GtkTreeModel *tree_model,
+				    GtkTreeNode  *node);
+  GtkTreeNode  (* node_children)   (GtkTreeModel *tree_model,
+				    GtkTreeNode   node);
+  gboolean     (* node_has_child)  (GtkTreeModel *tree_model,
+				    GtkTreeNode   node);
+  gint         (* node_n_children) (GtkTreeModel *tree_model,
+				    GtkTreeNode   node);
+  GtkTreeNode  (* node_nth_child)  (GtkTreeModel *tree_model,
+				    GtkTreeNode   node,
+				    gint          n);
+  GtkTreeNode  (* node_parent)     (GtkTreeModel *tree_model,
+				    GtkTreeNode   node);
+};
+
+
+/* Basic tree_model operations */
+GtkType        gtk_tree_model_get_type        (void);
+
+/* GtkTreePath Operations */
+GtkTreePath   *gtk_tree_path_new              (void);
+GtkTreePath   *gtk_tree_path_new_from_string  (gchar        *path);
+gchar         *gtk_tree_path_to_string        (GtkTreePath  *path);
+GtkTreePath   *gtk_tree_path_new_root         (void);
+void           gtk_tree_path_append_index     (GtkTreePath  *path,
+					       gint          index);
+void           gtk_tree_path_prepend_index    (GtkTreePath  *path,
+					       gint          index);
+gint           gtk_tree_path_get_depth        (GtkTreePath  *path);
+gint          *gtk_tree_path_get_indices      (GtkTreePath  *path);
+void           gtk_tree_path_free             (GtkTreePath  *path);
+GtkTreePath   *gtk_tree_path_copy             (GtkTreePath  *path);
+gint           gtk_tree_path_compare          (GtkTreePath  *a,
+					       GtkTreePath  *b);
+void           gtk_tree_path_next             (GtkTreePath  *path);
+gint           gtk_tree_path_prev             (GtkTreePath  *path);
+gint           gtk_tree_path_up               (GtkTreePath  *path);
+void           gtk_tree_path_down             (GtkTreePath  *path);
+
+/* Header operations */
+gint           gtk_tree_model_get_n_columns   (GtkTreeModel *tree_model);
+
+/* Node operations */
+GtkTreeNode    gtk_tree_model_get_node        (GtkTreeModel *tree_model,
+					       GtkTreePath  *path);
+GtkTreePath   *gtk_tree_model_get_path        (GtkTreeModel *tree_model,
+					       GtkTreeNode   node);
+void           gtk_tree_model_node_get_value  (GtkTreeModel *tree_model,
+					       GtkTreeNode   node,
+					       gint          column,
+					       GValue       *value);
+gboolean       gtk_tree_model_node_next       (GtkTreeModel *tree_model,
+					       GtkTreeNode  *node);
+GtkTreeNode    gtk_tree_model_node_children   (GtkTreeModel *tree_model,
+					       GtkTreeNode   node);
+gboolean       gtk_tree_model_node_has_child  (GtkTreeModel *tree_model,
+					       GtkTreeNode   node);
+gint           gtk_tree_model_node_n_children (GtkTreeModel *tree_model,
+					       GtkTreeNode   node);
+GtkTreeNode    gtk_tree_model_node_nth_child  (GtkTreeModel *tree_model,
+					       GtkTreeNode   node,
+					       gint          n);
+GtkTreeNode    gtk_tree_model_node_parent     (GtkTreeModel *tree_model,
+					       GtkTreeNode   node);
+
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+
+#endif /* __GTK_TREE_MODEL_H__ */