menu created dynamically is not working - wordpress

I am creating a wordpress menu as follows:
<?php wp_nav_menu(
array(
'theme_location' =>'main_nav',
'walker' => new Walker_Nav_Primary()
)
); ?>
It generates the menu with exact structured way as I expect. i.e:
<ul id="menu-primary" class="menu">
<li class="dropdown">
Mega
<ul class="dropdown-menu">
<li>sub 1</li>
<li>sub2</li>
</ul>
</li>
</ul>
But hover effect is stop working. When I replace wp_nav_menu() with the generated html it works again. I checked all the jquery code is set at footer.php and my menu is located at header.php and get_header() is called before get_footer(). So everything should be okay if static html is okay. Strange! which wrong is going on behind the scene.

I think, your menu has some issues with closing HTML tag. Better way to debug HTML issue is:
hold the menu HTML into a variable.
Print the variable inside htmlentities function.
Now you can visually see what's wrong with your printed HTML.
Hope that would help you to solve the issue. Thanks

You may need to add this into the array:
'echo' => true,
Such as
<?php wp_nav_menu(
array(
'theme_location' =>'main_nav',
'walker' => new Walker_Nav_Primary(),
'echo' => true
)
); ?>
The official document is shown here,

Related

how can i set different menus on different pages in wordpress?

I am trying to setup diffrent menu for diffrent page like.
In Home Page I need to main menu link like this
<a href='#home'>Home</a>
<a href='http://example.com/product'>Product</a>
<a href='#services'>Services</a>
<a href='#conact'>Contact Us</a>
In product Page
<a href='http://example.com/#home'>Home</a>
<a href='http://example.com/product'>Product</a>
<a href='http://example.com/#services'>Services</a>
<a href='http://example.com/#conact'>Contact Us</a>
I am using one page theme so please help me for this logic development.
Thanks
It is impossible to answer this question without seeing more code, but in an abstract sense this can be achieved quite easily. As Yatendra pointed out, you need to register two menus as so in your functions.php file:
function register_my_menus() {
register_nav_menus(
array(
'home-menu' => __( 'Header Menu' ),
'product-menu' => __( 'Product Menu' )
)
);
}
add_action( 'init', 'register_my_menus' );
Then, you will want to embed something similar into your header.php where you navigation should like usding the is_page_template() and wp_nav_menu() functions.
<?php
if (is_page_template( 'products.php' )) // change this to the name of the file
{
// load the product-menu
wp_nav_menu( array( 'theme_location' => 'product-menu' ) );
}
else
{
// load the header-menu
wp_nav_menu( array( 'theme_location' => 'header-menu' ) );
}
?>
However, for a one-page theme, something like a parallax theme you are better not putting in a conditional and wrapping them in <div> tags and show and hiding them with jQuery. However, we would really need to see more code.
Codex References:
is_page_template()
Registering a Menu

How to add styles to wordpress default menu

I just installed my theme to newly installed wordpress site. I didn't create any menu from appearence>menus, so by default wordpress showing "home" * "sample page" to the header as a default menu (I don't know the correct name, maybe callback menu?)
the problem is they are not getting any style from my stylesheet, I know if I create my custom menu, they ll get the styles from css. but I want this default wordpress menu to get the css as well. so the theme doesn't look odd when first install. how to do it?
The default styling of the WP menu looks like this:
<nav id="primary-navigation" class="site-navigation primary-navigation" role="navigation">
<div class="nav-menu">
<ul>
<li class="page_item page-item-2">
Sample Page
</li>
</ul>
</div>
</nav>
You should be able to style the elements of the menu on your page using the appropriate classes in your style.css file.
create a menu by name "primary" in apperance -> menus, and assign menus under it and u can refer
http://codex.wordpress.org/Function_Reference/wp_nav_menu
or else use this in header.php:
<?php wp_nav_menu( array( 'theme_location' => 'primary'))?>
First, creat new menu area in your theme.
For this, once (if you didn't set it) allow menus in your theme with this function:
add_theme_support( 'nav-menus' );
After this, add new menu your theme with this function:
register_nav_menu('primary', 'Our first menu');
And add your header.php lastly for print your custom menu:
if ( has_nav_menu( 'primary' ) ) { $menu = wp_nav_menu( array( 'container' => '', 'echo' => '0', 'theme_location' => 'primary' ) ); $menuOutput = preg_replace( array( '#^<ul[^>]*>#', '#</ul>$#' ), '', $menu ); echo $menuOutput; } else { }
This output is same as:
<li class="menu-item some-class">
<a>Sample page</a>
</li>
Use
And CSS it!
ul.your-class{}
ul.your-class li{list-style:square}
ul.your-class li a{ color:red }
Normally the default menu is called in the header.php with the function wp_nav_menu(). You can add CSS classes as arguments to wp_nav_menu(). If you are unaware of that the please refer to: http://codex.wordpress.org/Function_Reference/wp_nav_menu.

Unclear how to write custom walker for wp_nav_menu

I'm trying to accomplish two things with a walker for wp_nav_menu:
I would like the unordered list to be <ul id="my_list_id"
role="navigation"> instead of <ul id="my_list_id"
class="navigation"> (Or maybe both role and class?)
I'd like to wrap the unordered list with <!-googleon: all-> and
<!-googleoff: all->
Honestly, the code for a custom walker is tough for me to understand. Any help or guidance is appreciated.
wp_nav_menu has a option to add classes or other attributes to ul by using items_wrap.
below is the code -
wp_nav_menu( array( 'theme_location' => 'primary-menu','menu'=>'Primary', 'items_wrap' => '<ul id="my-nav" class="navigation" role="navigation">%3$s</ul>' ) );

Wordpress - current-menu-item class missing

In a custom template file I'm inserting one of my custom menus:
<?php wp_nav_menu( array('menu' => 'Internal' ));?>
However the menu fails to generate the class current-menu-item for the current li item.
I am inserting a menu in the same way for menus in other pages without any issues.
What might cause Wordpress to fail output of the current-menu-item?
Cheers
Teodor
Try to use wp_reset_query() function.
<?php
wp_reset_query();
wp_nav_menu( array('menu' => 'Internal' ));
?>
Try to use the menu function
<?php wp_nav_menu( array('theme_location' => 'primary','menu' => 'Internal' ));?>
you will get the .current-menu-item in the li and you can make the effect accordingly

List child pages of the current page's parent

I'm developing a WordPress theme using version 3.5.1, and in every page I want to display a side vertical menu displaying all the pages that belong to the current's page parent.
I've tried with this:
<?php
$args = array(
'sort_column' => 'menu_order',
'child_of' => $post->parent
);
?>
<ul>
<?php wp_list_pages($args); ?>
</ul>
But what I get listed is every parent page, instead of what I pretend to do.
What is the best approach to do this?
Thank you very much in advance!
That's a syntax error.
Try this: 'child_of' => $post->post_parent
That should return the siblings of the page you're in.

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