The following are the referenced contents:
. <b>demo Menu</b>|javascript:alert (' This are the Demo menu for Treemenu 1.0 ');
.. <b> Catalogue 1</b>
...<b> subdirectory 1.1</b>
... item 1.1.1|javascript:alert (' Item 1.1.1 ');
... item 1.1.2|javascript:alert (' Item 1.1.1 ');
... item 1.2|javascript:alert (' Item 1.2 ');
... item 1.3|javascript:alert (' Item 1.3 ');
.. <b> Sub-Directory 2</b>
... item 2.1|javascript:alert (' Item 2.1 ');
... item 2.2|javascript:alert (' Item 2.2 ');
...<b> subdirectory 2.3</b>
... item 2.3.1|javascript:alert (' Item 2.3.1 ');
... item 2.3.2|javascript:alert (' Item 2.3.2 ');
<?php
File:tremenu.inc
PHP Treemenu
/////////////////
Initialization//
/////////////////
$treefile = "Demomenu.txt";//Set a file with a menu structure
if (Isset ($PATH _info))
$script = $PATH _info;
Else
$script = $SCRIPT _name;
The following picture can intercept the map of the corresponding location in Windows Explorer
$img _expand = "tree_expand.gif";//form as Extensible node in Resource Manager +
$img _collapse = "tree_collapse.gif";//in the form of an extended node in Resource Manager-
$img _line = "tree_vertline.gif";//Shaped like |
$img _split = "tree_split.gif";//Shaped like |
$img _end = "tree_end.gif";/shaped like L
$img _leaf = "tree_leaf.gif";//form as O
$img _SPC = "tree_space.gif";//Blank chart
The following is a menu processing script
$maxlevel = 0;
$cnt = 0;
$FD = fopen ($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);
for ($i =0; $i <count ($tree); $i + +)
{
$expand [$i]=0;
$visible [$i]=0;
$levels [$i]=0;
}
if ($p!= "")
$explevels = Explode ("|", $p);
$i = 0;
while ($i <count ($explevels))
{
$expand [$explevels [$i]]=1;
$i + +;
}
$lastlevel = $maxlevel;
For ($i =count ($tree)-1; $i >=0; $i--)
{
if ($tree [$i][0] < $lastlevel)
for ($j = $tree [$i][0]+1; $j <= $maxlevel; $j + +)
$levels [$j]=0;
if ($levels [$tree [$i][0]]==0)
{
$levels [$tree [$i][0]]=1;
$tree [$i][4]=1;
}
Else
$tree [$i][4]=0;
$lastlevel = $tree [$i][0];
}
for ($i =0; $i < count ($tree); $i + +)
if ($tree [$i][0]==1)
$visible [$i]=1;
for ($i =0; $i < count ($explevels); $i + +)
{
$n = $explevels [$i];
if ($visible [$n]==1) && ($expand [$n]==1)]
{
$j = $n +1;
while ($tree [$j][0] > $tree [$n][0])
{
if ($tree [$j][0]== $tree [$n][0]+1) $visible [$j]=1;
$j + +;
}
}
}
for ($i =0; $i < $maxlevel; $i + +)
$levels [$i]=1;
$maxlevel + +;
echo "<table cellspacing=0 cellpadding=0 border=0 cols=". ($maxlevel +3). " >\n ";
echo "<tr>";
for ($i =0; $i < $maxlevel; $i + +)
echo "<td width=16></td>";
echo "<td width=100%> </td></tr>\n";
$cnt = 0;
while ($cnt <count ($tree))
{
if ($visible [$cnt])
{
echo "<tr>";
$i = 0;
while ($i < $tree [$cnt][0]-1)
{
if ($levels [$i]==1)
echo "<td><a name= ' $cnt ' ></a></td>";
Else
echo "<td><a name= ' $cnt ' ></a></td>";
$i + +;
}
if ($tree [$cnt][4]==1)
{
echo "<td></td>";
$levels [$tree [$cnt][0]-1]=0;
}
Else
{
echo "<td></td>";
$levels [$tree [$cnt][0]-1]=1;
}
if ($tree [$cnt +1][0]> $tree [$cnt][0])
{
$i = 0; $params = "p=";
while ($i <count ($expand))
{
if ($expand [$i]==1) && ($cnt!= $i) | | ($expand [$i]==0 && $cnt = = $i))
{
$params = $params. $i;
$params = $params. "|";
}
$i + +;
}
if ($expand [$cnt]==0)
echo "<td><a href=\" ". $script. $params." # $cnt \ "></a></td>";
Else
echo "<td><a href=\" ". $script. $params." # $cnt \ "></a></td>";
}
Else
echo "<td></td>";
if ($tree [$cnt][2]== "")
echo "<td colspan=". ($maxlevel-$tree [$cnt][0]). " > ". $tree [$cnt][1]." </td> ";
Else
echo "<td colspan=". ($maxlevel-$tree [$cnt][0]). " ><a href=\ "". $tree [$cnt][2]. " \ "Target=\" ". $tree [$cnt][3]." \ > $tree [$cnt][1]. " </a></td> ";
echo "</tr>\n";
}
$cnt + +;
}
echo "</table>\n";
?>
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