tree level */ /* tree[x][1] -> item text */ /* tree[x][2] -> item link */ /* tree[x][3] -> link target */ /* tree[x][4] -> last item in subtree */ /*********************************************/ $maxlevel=0; $cnt=0; $p=$_GET['p']; $fd = fopen($treefile, "r"); if ($fd==0) die("treemenu.inc : Unable to open file ".$treefile); while ($buffer = fgets($fd, 4096)) { $tree[$cnt][0]=strspn($buffer,"."); $tmp=rtrim(substr($buffer,$tree[$cnt][0])); $node=explode("|",$tmp); $tree[$cnt][1]=$node[0]; $tree[$cnt][2]=$node[1]; $tree[$cnt][3]=$node[2]; $tree[$cnt][4]=0; if ($tree[$cnt][0] > $maxlevel) $maxlevel=$tree[$cnt][0]; $cnt++; } fclose($fd); //echo "
".print_r($tree,true).""; for ($i=0; $i
"; echo " | "; else echo " | "; $i++; } /****************************************/ /* corner at end of subtree or t-split */ /****************************************/ if ($tree[$cnt][4]==1) { echo " | "; $levels[$tree[$cnt][0]-1]=0; } else { echo " | "; $levels[$tree[$cnt][0]-1]=1; } /********************************************/ /* Node (with subtree) or Leaf (no subtree) */ /********************************************/ if ($tree[$cnt+1][0]>$tree[$cnt][0]) { /****************************************/ /* Create expand/collapse parameters */ /****************************************/ $i=0; $params="?p="; while($i | "; } else { /*************************/ /* Tree Leaf */ /*************************/ echo " | "; } /****************************************/ /* output item text */ /****************************************/ if ($tree[$cnt][2]=="") echo " | ".$tree[$cnt][1]." | "; else { if ($tree[$cnt+1][0]>$tree[$cnt][0]) echo "".$tree[$cnt][1]." | "; else echo "".$tree[$cnt][1]." | "; } /****************************************/ /* end row */ /****************************************/ echo "\n"; } $cnt++; } echo "