tree_model.h

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/*
 * Copyright (c) 2005, Ian Paul Larsen 
 *
 * Permission is hereby granted, free of charge, to any person obtaining 
 * a copy of this software and associated documentation files (the "Software"), 
 * to deal in the Software without restriction, including without limitation 
 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
 * and/or sell copies of the Software, and to permit persons to whom the 
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included 
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 
 * OTHER DEALINGS IN THE SOFTWARE. 
 */

#ifndef __TREE_MODEL_H
#define __TREE_MODEL_H

#include "ntw.h"


struct ntw_tree_model_node {
  struct ntw_tree_model_node *parent_node;
  struct ntw_tree_model_node *child_node;
  struct ntw_tree_model_node *prev; /* sibling */
  struct ntw_tree_model_node *next; /* sibling */
  char *path_string;
  void *data;
  struct ntw_data_store *var_data;
};

struct ntw_tree_model {
  int32 id;
  int32 columns;
  int32 rows;
  int32 row_byte_size;
  uint8 *column_type;
  int32 *column_offset;
  struct ntw_tree_model_node *first_node;
};


int
ntw_tree_model_data_send(struct ntw_tree_model *tm, FILE *file);

int
ntw_tree_model_get_column_type(ntwWidget *widget, int32 column);

struct ntw_tree_model_node *
ntw_tree_model_get_node_from_path(ntwWidget *widget, char *path_string);

int
ntw_tree_model_insert_node(struct ntw_tree_model *tm, struct ntw_tree_model_node *parent_node, struct ntw_tree_model_node *node, int32 row);

int
ntw_tree_model_clear(ntwWidget *widget);

int
ntw_tree_model_delete_row(ntwWidget *widget, struct ntw_tree_model_node *tmn);


struct ntw_tree_model_node *
ntw_tree_model_insert_row(ntwWidget *widget, struct ntw_tree_model_node *parent_node, int32 row, ...);

ntwWidget *
ntw_tree_model_new(int32 columns, ...);

void
ntw_tree_model_initialize_callback();


#endif

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