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Drupal activemenu.module README.txt
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==============================================================================
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Makes standard Drupal menus into AJAX-based tree menus. Can also be used for
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custom AJAX menus.
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Requirements
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------------------------------------------------------------------------------
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This module is written for Drupal 5.0+ and requires the jstools.module to be
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enabled.
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Developer Usage
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-----------------------------------------------------------------------------
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Activemenu.module by default handles the standard navigation menu and all
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menus generated as blocks by the Menu module.
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To create your own activemenus:
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1. Write a handler function in a module to accept a path argument (passed as
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a POST variable, 'href') and return an array of sub-items. For an example,
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see activemenu_js(). The sub-items are in the format based on that returned
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by menu_get_item() and have three array keys: children (boolean), path
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(the url of the item), and title (this will be rendered as the text of the
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menu item link).
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Example:
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function examplemodule_js() {
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if (isset($_POST['href'])) {
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$items = array();
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$path = $_POST['href'];
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switch ($path) {
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case 'examplemodule/parent1':
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$items[] = array(
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'path' => 'examplemodule/parent1/child1',
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'title' => t('First child option'),
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'children' => TRUE
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);
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$items[] = array(
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'path' => 'examplemodule/parent1/child2',
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'title' => t('Second child option'),
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'children' => FALSE
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);
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break;
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case 'examplemodule/parent1/child1':
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$items[] = array(
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'path' => 'examplemodule/parent1/child1/grandchild1',
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'title' => t('First grandchild option'),
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'children' => FALSE
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);
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break;
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}
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print drupal_to_js($items);
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}
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exit();
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}
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2. Make your handler accessible to the menu system.
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Example:
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/**
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* Implementation of hook_menu().
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*/
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function examplemodule_menu($may_cache) {
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$items = array();
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if () {
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$items[] = array(
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'path' => 'examplemodule/js',
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'title' => t('examplemodule'),
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'access' => user_access('access content'),
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'type' => MENU_CALLBACK,
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'callback' => 'examplemodule_js'
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);
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}
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return $items;
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}
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3. Implement hook_activemenu().
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This hook returns an array of page elements to attach the activemenu behaviour to.
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Array keys are valid jQuery selectors, while values are the path to load data from.
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For example:
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function user_activemenu() {
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$items = array();
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$items['#examplemodule-activemenu'] = 'examplemodule/js';
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return $items;
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}
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