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automatic pagination of long context submenus, eg. categories

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This commit is contained in:
Ralf Becker 2011-04-30 08:17:14 +00:00
parent b0949a3e65
commit 4f65e182e1
1 changed files with 27 additions and 2 deletions
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29
etemplate/inc/class.nextmatch_widget.inc.php
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@ -518,6 +518,11 @@ class nextmatch_widget
return False; // NO extra Label
}
/**
* Default maximum lenght for context submenus, longer menus are put as a "More" submenu
*/
const DEFAULT_MAX_MENU_LENGTH = 12;
/**
* Return egw_actions
*
@ -567,10 +572,13 @@ class nextmatch_widget
* @param string $template_name='' name of the template, used as default for app name of images
* @param string $prefix='' prefix for ids
* @param array &$action_links=array() on return all first-level actions plus the ones with enabled='javaScript:...'
* @param int $max_length=self::DEFAULT_MAX_MENU_LENGTH automatic pagination, not for first menu level!
* @return array
*/
public static function egw_actions(array $actions=null, $template_name='', $prefix='', array &$action_links=array())
public static function egw_actions(array $actions=null, $template_name='', $prefix='', array &$action_links=array(),
$max_length=self::DEFAULT_MAX_MENU_LENGTH)
{
//echo "<p>".__METHOD__."(\$actions, '$template_name', '$prefix', \$action_links, $max_length) \$actions="; _debug_array($actions);
// default icons for some common actions
static $default_icons = array(
'view' => 'view',
@ -586,10 +594,25 @@ class nextmatch_widget
//echo "actions="; _debug_array($actions);
$egw_actions = array();
$n = 1;
foreach((array)$actions as $id => $action)
{
// in case it's only selectbox id => label pairs
if (!is_array($action)) $action = array('caption' => $action);
if (!$first_level && $n == $max_length && count($actions) > $max_length)
{
$id = 'more_'.count($actions); // we need a new unique id
$action = array(
'caption' => 'More',
'prefix' => $prefix,
// display rest of actions incl. current one as children
'children' => array_slice($actions, $max_length-1, count($actions)-$max_length+1, true),
);
//echo "*** Inserting id=$prefix$id"; _debug_array($action);
// we break at end of foreach loop, as rest of actions is already dealt with
// by putting them as children
}
$action['id'] = $prefix.$id;
// set some default onExecute
@ -662,7 +685,7 @@ class nextmatch_widget
// add sub-menues
if ($action['children'])
{
$action['children'] = self::egw_actions($action['children'], $template_name, $action['prefix'], $action_links);
$action['children'] = self::egw_actions($action['children'], $template_name, $action['prefix'], $action_links, $max_length);
unset($action['prefix']);
}
@ -676,6 +699,8 @@ class nextmatch_widget
if (!$action['data']) unset($action['data']);
// only add egw_action attributes
$egw_actions[] = array_intersect_key($action, array_flip($egw_action_supported));
if (!$first_level && $n++ == $max_length) break;
}
//echo "egw_actions="; _debug_array($egw_actions);
return $egw_actions;