/* parselist.cpp : code to setup a parselist (parsed data from a scan) * Author: Maxie D. Schmidt (created 5/26/2006)                        */#include "parselist.h"/////// parsed_char:parsed_char::parsed_char() {     next = prev = NULL;     }parsed_char::parsed_char(char_node node) {     self_node = node;     next = prev = NULL;}/////// parsed_line:parsed_line::parsed_line() {     next = prev = NULL;     pc_begin = pc_end = NULL;}parsed_line::parsed_line(line_node node) {     next = prev = NULL;     pc_begin = pc_end = NULL;     self_node = node;}/////// main list:parse_list::parse_list() {          letters_parsed = false;     pl_begin = pl_end = NULL;}parse_list::parse_list(const parse_list &orig_list) {     letters_parsed = orig_list.letters_parsed;     if(orig_list.pl_begin == NULL) {          pl_begin = pl_end = NULL;          return;     }     parsed_line *orig_cur_pl = orig_list.pl_begin, *cur_pl;     if(orig_cur_pl != NULL) {                    cur_pl = new parsed_line(orig_list.pl_begin->self_node);          pl_begin = cur_pl;     }     while(orig_cur_pl != NULL) {          parsed_char *orig_cur_pc = orig_cur_pl->pc_begin, *cur_pc;          if(orig_cur_pc != NULL) {                              cur_pc = new parsed_char(orig_cur_pc->self_node);               cur_pl->pc_begin = cur_pc;          }          while(orig_cur_pc != NULL) {               orig_cur_pc = orig_cur_pc->next;               if(orig_cur_pc != NULL) {                    cur_pc->next = new parsed_char(orig_cur_pc->self_node);                    cur_pc->next->prev = cur_pc;                    cur_pc = cur_pc->next;               }               else                    cur_pl->pc_end = cur_pc;          } // while orig_cur_pc != NULL                    orig_cur_pl = orig_cur_pl->next;          if(orig_cur_pl != NULL) {               cur_pl->next = new parsed_line(orig_cur_pl->self_node);               cur_pl->next->prev = cur_pl;               cur_pl = cur_pl->next;          }          else               pl_end = cur_pl;     } // while orig_cur_pl != NULL}parse_list::~parse_list() {     clear();    }void parse_list::clear() {     parsed_line *cur_line = pl_begin, *pl_temp;     while(cur_line != NULL) {          parsed_char *cur_pc = cur_line->pc_begin, *pc_temp;          while(cur_pc != NULL) {                         pc_temp = cur_pc->next;               delete cur_pc;               cur_pc = pc_temp;                    }                    pl_temp = cur_line->next;          delete cur_line;          cur_line = pl_temp;     }     pl_begin = pl_end = NULL;     letters_parsed = false;}