/* -*- 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 GNode ETreePath;
typedef struct {
ETableModel base;
GNode *root;
gboolean root_visible;
GArray *row_array; /* used in the mapping between ETable and our tree */
} ETreeModel;
typedef struct {
ETableModelClass parent_class;
/*
* Virtual methods
*/
ETreePath *(*get_root) (ETreeModel *etm);
ETreePath *(*get_parent) (ETreeModel *etm, ETreePath* node);
ETreePath *(*get_next) (ETreeModel *etm, ETreePath* node);
ETreePath *(*get_prev) (ETreeModel *etm, ETreePath* node);
guint (*get_children) (ETreeModel *etm, ETreePath* node, ETreePath ***paths);
gboolean (*is_expanded) (ETreeModel *etm, ETreePath* node);
gboolean (*is_visible) (ETreeModel *etm, ETreePath* node);
void (*set_expanded) (ETreeModel *etm, ETreePath* node, gboolean expanded);
void (*set_expanded_recurse) (ETreeModel *etm, ETreePath *node, gboolean expanded);
void (*set_expanded_level) (ETreeModel *etm, ETreePath *node, gboolean expanded, int level);
ETreePath* (*node_at_row) (ETreeModel *etm, int row);
/*
* ETable analogs
*/
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);
/*
* Signals
*/
void (*node_changed) (ETreeModel *etm, ETreePath *node);
void (*node_inserted) (ETreeModel *etm, ETreePath *parent, ETreePath *inserted_node);
void (*node_removed) (ETreeModel *etm, ETreePath *parent, ETreePath *removed_node);
} ETreeModelClass;
GtkType e_tree_model_get_type (void);
void e_tree_model_construct (ETreeModel *etree);
ETreeModel *e_tree_model_new (void);
/* tree traversal operations */
ETreePath *e_tree_model_get_root (ETreeModel *etree);
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);
/* node operations */
ETreePath *e_tree_model_node_insert (ETreeModel *etree, ETreePath *parent, int position, gpointer node_data);
ETreePath *e_tree_model_node_insert_before (ETreeModel *etree, ETreePath *parent, ETreePath *sibling, gpointer node_data);
gpointer e_tree_model_node_remove (ETreeModel *etree, ETreePath *path);
/* node accessors */
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);
gboolean e_tree_model_node_is_visible (ETreeModel *etree, ETreePath *path);
void e_tree_model_node_set_expanded (ETreeModel *etree, ETreePath *path, gboolean expanded);
void e_tree_model_node_set_expanded_recurse (ETreeModel *etree, ETreePath *path, gboolean expanded);
guint e_tree_model_node_get_children (ETreeModel *etree, ETreePath *path, ETreePath ***paths);
guint e_tree_model_node_depth (ETreeModel *etree, ETreePath *path);
guint e_tree_model_node_num_visible_descendents (ETreeModel *etm, ETreePath *node);
gpointer e_tree_model_node_get_data (ETreeModel *etm, ETreePath *node);
void e_tree_model_node_set_data (ETreeModel *etm, ETreePath *node, gpointer node_data);
/* display oriented routines */
ETreePath *e_tree_model_node_at_row (ETreeModel *etree, int row);
int e_tree_model_row_of_node (ETreeModel *etree, ETreePath *path);
void e_tree_model_root_node_set_visible (ETreeModel *etree, gboolean visible);
gboolean e_tree_model_root_node_is_visible (ETreeModel *etree);
/*
** Routines for emitting signals on the ETreeModel
*/
void e_tree_model_node_changed (ETreeModel *tree_model, ETreePath *node);
void e_tree_model_node_inserted (ETreeModel *tree_model, ETreePath *parent_node, ETreePath *inserted_node);
void e_tree_model_node_removed (ETreeModel *tree_model, ETreePath *parent_node, ETreePath *removed_node);
#endif /* _E_TREE_MODEL_H */
