I needed to use "table-row" instead of "block." Thanks to everyone who
was going to reply but didn't get a chance ;-)
On Sat, 2004-06-19 at 15:54, Christopher M. Jones wrote:
> Hey, guys. I've got a problem with some javascript. Here's what I'm
> doing:
>
> I am creating an object to show rows of data from a mysql table in a
> hierarchical tree format. I want the tree to be collapsable. This is the
> part that doesn't work right. Here are the unsatisfactory behaviors.
>
> 1. When collapsing e.g. the label1 node, on expanding that node the
> label field takes up all the width of all the fields below it, thus
> pushing everything after the label1 field beyond the original borders of
> the table. If I reload and try the same with label2, then labels
> 1,2,9,10 and 11 are pushed out.
>
> 2. When collapsing label3, additional space shows up between label8 and
> label9 (looks to be about to row heights worth. This space disapears
> when label1 is expanded and collapsed.
>
> Examining the source of the funky table shows nothing amiss. The html is
> exactly as it should be. So I wonder if the problem is with the way the
> browser is rendering the table.
>
> So what I need is someone to tell me
> a: what the problem really might be,
> b: is there a better, more browswer compliant way to do this
>
> I'm using Mozilla
> Mozilla 1.6: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6)
> Gecko/20040122 Debian/1.6-1
>
> AKA Netscape6.something
>
> This is teh code.
>
> <?php
>
> function indent_field($field, $array){
> $right = array();
> for($i=0;$i < sizeof($array);$i++){
> /* only check stack if there is one */
> if(count($right)>0) {
> /* check if we should remove a node from the stack */
> while ($right[count($right)-1]<$array[$i]['rgt']) {
> array_pop($right);
> }
> }
> /* display indented node title */
> $array[$i]['indent'] =
> str_repeat(" ",count($right));
> /* add this node to the stack */
> $right[] = $array[$i]['rgt'];
> } /* end for*/
> return $array;
> } /* end function */
>
> class class_list extends listbox{
> /* this is what we would have after retrieving data from the */
> /* db and putting it into a multidimensional array*/
> function list_content(){
> $content[0]=array(label=>"label1",lft=>"0",rgt=>"21");
> $content[1]=array(label=>"label2",lft=>"1",rgt=>"14");
> $content[2]=array(label=>"label3",lft=>"2",rgt=>"7");
> $content[3]=array(label=>"label4",lft=>"3",rgt=>"4");
> $content[4]=array(label=>"label5",lft=>"5",rgt=>"6");
> $content[5]=array(label=>"label6",lft=>"8",rgt=>"13");
> $content[6]=array(label=>"label7",lft=>"9",rgt=>"10");
> $content[7]=array(label=>"label8",lft=>"11",rgt=>"12");
> $content[8]=array(label=>"label9",lft=>"15",rgt=>"20");
> $content[9]=array(label=>"label10",lft=>"16",rgt=>"17");
> $content[10]=array(label=>"label11",lft=>"18",rgt=>"19");
> return $content;
> }
> }
>
> class listbox{
> var $sql;
> function display(){
> /* get the content we need to display */
> $content=$this->list_content();
> /* format the content we need to display */
> $content=indent_field(label, $content);
> /* display the content */
> echo "<table>";
> for($i=0;$i<sizeof($content);$i++){
> echo "<tr id=\"".$content[$i]['rgt']."\"";
> echo "<td>".$content[$i]['indent'];
> echo "<a
> href=\"javascript:hide_children(".$content[$i]['lft'].",".$content[$i]['rgt'].")\">+</a>";
> echo $content[$i]['label']."</td>";
> echo "<td>date information</td>";
> echo "<td>active information</td>";
> echo "<td>class average</td>";
> echo "</tr>";
> }
> echo "</table>";
> }
> }
> ?>
>
> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
> <head>
> <script language="javascript">
> var dge=document.getElementById;
>
> function hide_children(lft,rgt){
> var element
> for(n=lft; n<rgt; n++){
> element=document.getElementById(n)
> if(element !== null){
> document.getElementById(n).style.display =
> (document.getElementById(n).style.display=='none')?
> 'block':'none';
> }
> }
> }
> </script>
> </head>
> <body>
> <?php
> $listbox=new class_list;
> $show_box=$listbox->display();
> ?>
> </body>
>
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Received on 06/21/04
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