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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
#ifndef _E_TREE_MODEL_H_
#define _E_TREE_MODEL_H_
#include "e-table-model.h"
#define E_TREE_MODEL_TYPE (e_tree_model_get_type ())
#define E_TREE_MODEL(o) (GTK_CHECK_CAST ((o), E_TREE_MODEL_TYPE, ETreeModel))
#define E_TREE_MODEL_CLASS(k) (GTK_CHECK_CLASS_CAST((k), E_TREE_MODEL_TYPE, ETreeModelClass))
#define E_IS_TREE_MODEL(o) (GTK_CHECK_TYPE ((o), E_TREE_MODEL_TYPE))
#define E_IS_TREE_MODEL_CLASS(k) (GTK_CHECK_CLASS_TYPE ((k), E_TREE_MODEL_TYPE))
typedef gpointer ETreePathItem;
typedef GList ETreePath;
typedef struct {
ETableModel base;
ETableModel *source;
ETreePath *root_node;
GArray *array;
} ETreeModel;
typedef struct {
ETableModelClass parent_class;
/*
* Virtual methods
*/
ETreePath *(*get_root) (ETreeModel *etm);
ETreePath *(*get_next) (ETreeModel *etm, ETreePath* node);
ETreePath *(*get_prev) (ETreeModel *etm, ETreePath* node);
void *(*value_at) (ETreeModel *etm, ETreePath* node, int col);
void (*set_value_at) (ETreeModel *etm, ETreePath* node, int col, const void *val);
gboolean (*is_editable) (ETreeModel *etm, ETreePath* node, int col);
guint (*get_children) (ETreeModel *etm, ETreePath* node, ETreePath ***paths);
void (*release_paths) (ETreeModel *etm, ETreePath **paths, guint num_paths);
gboolean (*is_expanded) (ETreeModel *etm, ETreePath* node);
void (*set_expanded) (ETreeModel *etm, ETreePath* node, gboolean expanded);
/*
* Signals
*/
} ETreeModelClass;
GtkType e_tree_model_get_type (void);
ETreeModel *e_tree_model_new (void);
/* operations on "nodes" in the tree */
ETreePath * e_tree_model_get_root (ETreeModel *etree);
ETreePath * e_tree_model_node_at_row (ETreeModel *etree, int row);
guint e_tree_model_node_depth (ETreeModel *etree, ETreePath *path);
ETreePath *e_tree_model_node_get_parent (ETreeModel *etree, ETreePath *path);
ETreePath *e_tree_model_node_get_next (ETreeModel *etree, ETreePath *path);
ETreePath *e_tree_model_node_get_prev (ETreeModel *etree, ETreePath *path);
gboolean e_tree_model_node_is_root (ETreeModel *etree, ETreePath *path);
gboolean e_tree_model_node_is_expandable (ETreeModel *etree, ETreePath *path);
gboolean e_tree_model_node_is_expanded (ETreeModel *etree, ETreePath *path);
guint e_tree_model_node_get_children (ETreeModel *etree, ETreePath *path, ETreePath ***paths);
void e_tree_model_release_paths (ETreeModel *etree, ETreePath **paths, guint num_paths);
guint e_tree_model_node_num_visible_descendents (ETreeModel *etm, ETreePath *node);
#endif /* _E_TREE_MODEL_H */
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