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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 <gdk-pixbuf/gdk-pixbuf.h>
#include <gal/e-table/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 struct ETreePath ETreePath;
typedef struct ETreeModel ETreeModel;
typedef struct ETreeModelPriv ETreeModelPriv;
typedef struct ETreeModelClass ETreeModelClass;
typedef gint (*ETreePathCompareFunc)(ETreeModel *model, ETreePath *path1, ETreePath *path2);
typedef gboolean (*ETreePathFunc)(ETreeModel *model, ETreePath *path, gpointer data);
struct ETreeModel {
ETableModel base;
ETreeModelPriv *priv;
};
struct ETreeModelClass {
ETableModelClass parent_class;
/*
* Virtual methods
*/
ETreePath *(*get_root) (ETreeModel *etm);
ETreePath *(*get_parent) (ETreeModel *etm, ETreePath* node);
ETreePath *(*get_first_child) (ETreeModel *etm, ETreePath* node);
ETreePath *(*get_last_child) (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);
GdkPixbuf *(*icon_at) (ETreeModel *etm, ETreePath* node);
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);
void (*node_collapsed) (ETreeModel *etm, ETreePath *node);
void (*node_expanded) (ETreeModel *etm, ETreePath *node, gboolean *allow_expand);
};
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_first_child (ETreeModel *etree, ETreePath *path);
ETreePath *e_tree_model_node_get_last_child (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);
/* Freeze and thaw */
void e_tree_model_freeze (ETreeModel *etree);
void e_tree_model_thaw (ETreeModel *etree);
/* 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_set_expanded_default (ETreeModel *etree, gboolean expanded);
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);
GdkPixbuf *e_tree_model_icon_of_node (ETreeModel *etree, ETreePath *path);
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);
/* sort routine, analogous to gtk_ctree_node_sort */
void e_tree_model_node_set_compare_function (ETreeModel *tree_model, ETreePath *node, ETreePathCompareFunc compare);
void e_tree_model_node_sort (ETreeModel *tree_model, ETreePath *node);
/*
** 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);
void e_tree_model_node_collapsed (ETreeModel *tree_model, ETreePath *node);
void e_tree_model_node_expanded (ETreeModel *tree_model, ETreePath *node, gboolean *allow_expand);
/* expanded state saving stuff */
gboolean e_tree_model_save_expanded_state (ETreeModel *etm, const char *filename);
gboolean e_tree_model_load_expanded_state (ETreeModel *etm, const char *filename);
void e_tree_model_node_set_save_id (ETreeModel *etm, ETreePath *node, const char *id);
ETreePath* e_tree_model_node_insert_id (ETreeModel *tree_model, ETreePath *parent_path,
int position, gpointer node_data, const char *save_id);
/* depth first traversal of path's descendents, calling func on each one */
void e_tree_model_node_traverse (ETreeModel *model, ETreePath *path, ETreePathFunc func, gpointer data);
#endif /* _E_TREE_MODEL_H */
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