[support] Menu question

[Eric Mckenna]

Heh.. sorry about that.  I didn't read you email close enough.  One 
thing that might help is that you can use menu_primary_links() , 
http://api.drupal.org/api/function/menu_primary_links/5,
to get the children.

sander-martijn wrote:
> Thanks. I actually tried that technique first (it shows at the bottom 
> of this email), before trying the options below, but what I found was 
> that the primary_links menu wasn't populated with it's children which 
> is why i started digging around these deeper parts of the system - 
> what i was initially looking for was to find a function that I could 
> call that would give me the full array (like what shows if you use the 
> default menu module).
>
> print_r output gives:
> Array
> (
>     [menu-1-1-2] => Array
>         (
>             [title] => Photo Gallery
>             [href] => node/2
>             [attributes] => Array
>                 (
>                 )
>         )
>
>     [menu-1-2-2] => Array
>         (
>             [title] => Floor Plans
>             [href] => node/5
>             [attributes] => Array
>                 (
>                 )
>         )
> )
> 1
> Even though Photo Gallery has a child which is listed if you load the 
> default menu module that comes with drupal:
> <ul class="menu">
> <li class="expanded"><a href="/?q=photoGallery">Photo Gallery</a>
> <ul class="menu">
> <li class="leaf"><a href="/?q=photoGallery/residential">Residential Photos</a></li>
> </ul>
> </li>
> <li class="leaf"><a href="/?q=floorplans">Floor Plans</a></li>
> </ul>
>
> So I guess the question is - how do I get a primary link's children 
> (eg Residential Photos) to appear in an array I can traverse?
>
>
> Eric Mckenna wrote:
>> Forgot to to add that you will have to get intimate with the 
>> $primary_links array, but its not difficult. 
>> Throw in a print_r($links) and you have all you need.
>>
>> Eric Mckenna wrote:
>>   
>>> You can use theme_menu_tree and theme_menu_item, but you will theme 
>>> every menu that passes through the menu system that way.
>>> What I like to do is do my own theme for the menu items
>>> on your page.tpl.php
>>> <?php print theme('my_menu_themeing', $primary_links); ?>
>>>
>>> inside your template.tpl.php
>>> function THEME_NAME_my_menu_themeing($links) {
>>>    $output;
>>>   .. custom html with my menu ...
>>>   return $output;
>>> }
>>>
>>> see it that works for you.
>>> Eric.
>>>
>>> sander-martijn wrote:
>>>     
>>>> Making some progress here.  I've realized that to some extent what I 
>>>> want to do is override theme_menu_tree and theme_menu_item.  That 
>>>> gives me some of the control I need BUT the default menu system still 
>>>> has extra junk I don't want (such as a Primary links header) AND I 
>>>> need two types of menu trees that display different things - one 
>>>> horizontal in the top (primary links) and one vertical down the left 
>>>> (current section and its children).
>>>> so far i think menus are a pain in the ass in drupal.  a tradeoff for 
>>>> the power but I think the multiple meanings that the word "menu" has 
>>>> in drupal just adds to the confusion of it all.  What I need is 
>>>> really not that complicated, but it's becoming incredibly complicated 
>>>> fast.
>>>>
>>>> sander-martijn wrote:
>>>>       
>>>>> I want to customize my menus, but since I want it to work with the 
>>>>> html/css/javascript code I've already written and tested I want to 
>>>>> get the system to output the menu in html as I want it.  Actually 
>>>>> what I need is quite simple.  I don't really want to try to 
>>>>> customize someone else's module and I'd rather not build one.  After 
>>>>> some digging around I figured out that I could override the 
>>>>> theme_menu_links method in my template.php file.  Now that's exactly 
>>>>> what I need... I got really excited but I must have some things 
>>>>> missing/misunderstood.
>>>>>
>>>>>
>>>>> what I have in the menu system under primary links:
>>>>> primary links
>>>>>   - menu item 1
>>>>>      - menu 1 subitem 1
>>>>>      - menu 1 subitem 2
>>>>>   - menu item 2
>>>>>      - menu 2 subitem 1
>>>>>
>>>>> etc - fairly standard
>>>>>
>>>>> What I need to output is the following:
>>>>>
>>>>> <ul id="nav1" class="nav">
>>>>>   <li><a href="#">menu item 1</a>
>>>>>     <ul>
>>>>>       <li><a href="#">menu 1 subitem 1</a></li>
>>>>>       <li><a href="#">menu 1 subitem 2</a></li>
>>>>>     </ul>
>>>>>   </li>
>>>>> </ul>
>>>>> <ul id="nav2" class="nav">
>>>>>   <li>menu item 2
>>>>>     <ul>
>>>>>       <li><a href="#">menu 2 subitem 1</a></li>
>>>>>     </ul>
>>>>>   </li>
>>>>> </ul>
>>>>>
>>>>> etc. - also pretty straight forward.
>>>>>
>>>>> SO - I put in page.tpl.php the following:
>>>>> <?php print theme('menu_links', $primary_links); ?>
>>>>>
>>>>> and put in template.php the following:
>>>>> function tpg_menu_links($links){
>>>>>   if (!count($links)) {
>>>>>     return '';
>>>>>   }
>>>>>   $level_tmp = explode('-', key($links));
>>>>>   $level = $level_tmp[0];
>>>>>   $output = "<ul id=\"nav\" class=\"nav\">\n";
>>>>>   foreach ($links as $index => $link) {
>>>>>     $output .= "<li>". l($link['title'], $link['href'], 
>>>>> $link['attributes'], $link['query'], $link['fragment']) ."</li>\n";
>>>>>   }
>>>>>   $output .= '</ul>';
>>>>>
>>>>>   return $output;
>>>>> }
>>>>> ?>
>>>>>
>>>>> Which is basically a modified version of theme_menu_links in menu.inc
>>>>>
>>>>> It works as a start, but there are a couple of issues. 1. even 
>>>>> though my class attribute in $output is hard coded, it's still being 
>>>>> replaced by class="active" when you're on the page.  Not a disaster, 
>>>>> i can always modify my css to do the same thing for class="active" 
>>>>> as class="nav".
>>>>> 2. this is the bigger issue.  It's not outputting the subitems.  I'd 
>>>>> be happy to add in the proper call in the foreach loop to either 
>>>>> call another function that i also override or to load them directly 
>>>>> in here if anyone can point me in the direction of what i need to 
>>>>> call in order to load them.
>>>>>
>>>>>
>>>>>   
>>>>>         
>>>> -- 
>>>> ------------------------------------------------------------------------
>>>>
>>>> sander-martijn <mailto:sander at sander-martijn.com>
>>>> interface developer | architect
>>>> sander at sander-martijn.com <mailto:sander at sander-martijn.com>
>>>> www.sander-martijn.com <http://www.sander-martijn.com>
>>>>
>>>> ------------------------------------------------------------------------
>>>>       
>>>     
>>
>>   
>
> -- 
> ------------------------------------------------------------------------
>
> sander-martijn <mailto:sander at sander-martijn.com>
> interface developer | architect
> sander at sander-martijn.com <mailto:sander at sander-martijn.com>
> www.sander-martijn.com <http://www.sander-martijn.com>
>
> ------------------------------------------------------------------------