<?php
 
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
 
 // import joomla controller library
jimport('joomla.application.component.controller'); 
 
// Get an instance of the controller prefixed by HelloWorld
$controller = JController::getInstance('HelloWorld'); 
 
// Perform the Request task
$controller->execute(JRequest::getCmd('task')); 
 
// Redirect if set by the controller
$controller->redirect();
 
?>

<?php
 
// No direct access to this file
defined('_JEXEC') or die('Restricted access'); 
 
// import Joomla controller library
jimport('joomla.application.component.controller');
 
/** 
* General Controller of HelloWorld component
*/
 
class HelloWorldController extends JController{      
 
 /*
*        
* display task        
*        
* @return void         */ 
 
function display($cachable = false)        {      
       
 // set default view if not set              
 JRequest::setVar('view', JRequest::getCmd('view', 'HelloWorlds'));
 
 // call parent behavior  
 parent::display($cachable); 
}
}

<?php
 
// No direct access to this file
defined('_JEXEC') or die('Restricted access'); 
 
// import Joomla view library
jimport('joomla.application.component.view'); 
 
/**
* HelloWorlds View
*/
 
class HelloWorldViewHelloWorlds extends JView{ 
 
/*
*
* HelloWorlds view display method        
* @return void         */  
 
function display($tpl = null)        {  
 
 // Get data from the model                
$items = $this->get('Items');                
$pagination = $this->get('Pagination');               
 
// Check for errors.                
if (count($errors = $this->get('Errors')))                {                      
 JError::raiseError(500, implode('<br />', $errors)); 
return false;
}
 
// Assign data to the view
$this->items = $items;                
$this->pagination = $pagination;         
     
 // Display the template                
parent::display($tpl);        
}
}
 

<?php
 
// No direct access to this file
defined('_JEXEC') or die('Restricted Access');
 
// load tooltip behavior
JHtml::_('behavior.tooltip');
 
?>
<form action="<?php echo JRoute::_('index.php?option=com_helloworld'); ?>" method="post" name="adminForm">
<table class="adminlist">
<thead><?php echo $this->loadTemplate('head');?></thead>
<tfoot><?php echo $this->loadTemplate('foot');?></tfoot>
<tbody><?php echo $this->loadTemplate('body');?></tbody>
</table>
</form>
 

<?php
 
// No direct access to this file
defined('_JEXEC') or die('Restricted Access');
?>
 
<tr>        
<th width="5"> 
<?php echo JText::_('COM_HELLOWORLD_HELLOWORLD_HEADING_ID'); ?>  
</th>
 
<th width="20">
<input type="checkbox" name="toggle" value="" onclick="checkAll(<?php echo count($this->items); ?>);" />
</th> 
 
<th>
<?php echo JText::_('COM_HELLOWORLD_HELLOWORLD_HEADING_GREETING'); ?>        
</th>
 
</tr>

<?php
 
// No direct access to this file
defined('_JEXEC') or die('Restricted Access');
?>
 
<?php foreach($this->items as $i => $item): ?>
 
<tr class="row<?php echo $i % 2; ?>">
<td> <?php echo $item->id; ?>  </td>                
<td> <?php echo JHtml::_('grid.id', $i, $item->id); ?>  </td>
<td> <?php echo $item->greeting; ?> </td>
</tr>
 
<?php endforeach; ?>
 

<?php
// No direct access to this file
defined('_JEXEC') or die('Restricted Access');
?>
 
<tr>  
<td colspan="3">
<?php echo $this->pagination->getListFooter(); ?>
</td>
</tr>
 

<?php
 
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
 
// import the Joomla modellist library
jimport('joomla.application.component.modellist');
 
/*
* 
* HelloWorldList Model 
*/
class HelloWorldModelHelloWorlds extends JModelList{        
 
/*
*        
* Method to build an SQL query to load the list data.        
*        
* @return      string  An SQL query         */
 
protected function getListQuery()        {    
           
// Create a new query object.              
 $db = JFactory::getDBO();              
 $query = $db->getQuery(true);              
 
// Select some fields              
 $query->select('id,greeting');  
// From the hello table                
$query->from('#__helloworld');                
return $query;      
}
}

<?php
 
// No direct access to this file
defined('_JEXEC') or die('Restricted access'); 
 
// import Joomla view library
jimport('joomla.application.component.view'); 
 
/** 
* HelloWorlds View 
*/
 
class HelloWorldViewHelloWorlds extends JView{        
/**        
* HelloWorlds view display method        
* @return void        
*/        
 
function display($tpl = null)        {                
 
// Get data from the model                
$items = $this->get('Items');                
$pagination = $this->get('Pagination');   
             
// Check for errors.                
if (count($errors = $this->get('Errors')))                {                        
JError::raiseError(500, implode('<br />', $errors));                        
return false;                
}              
 
 // Assign data to the view                
$this->items = $items;              
$this->pagination = $pagination;     
         
 // Set the toolbar                
$this->addToolBar();               
 
 // Display the template                
parent::display($tpl);        
}         
 
/*
*        
* Setting the toolbar        
*/        
 
protected function addToolBar()        {                JToolBarHelper::title(JText::_('COM_HELLOWORLD_MANAGER_HELLOWORLDS'));                JToolBarHelper::deleteListX('', 'helloworlds.delete');                
JToolBarHelper::editListX('helloworld.edit');                
JToolBarHelper::addNewX('helloworld.add');        
}
}

<?php
// No direct access to this file
defined('_JEXEC') or die('Restricted Access');
 
// load tooltip behavior
JHtml::_('behavior.tooltip');
?>
 
<form action="<?php echo JRoute::_('index.php?option=com_helloworld'); ?>" method="post" name="adminForm">        
<table class="adminlist">                
<thead><?php echo $this->loadTemplate('head');?></thead>                
<tfoot><?php echo $this->loadTemplate('foot');?></tfoot>                
<tbody><?php echo $this->loadTemplate('body');?></tbody>        
</table>        
 
<div>                
<input type="hidden" name="task" value="" />                
<input type="hidden" name="boxchecked" value="0" />                
<?php echo JHtml::_('form.token'); ?>        
</div>
</form>

<?php
// No direct access to this file
defined('_JEXEC') or die('Restricted access'); 
 
// import Joomla controlleradmin library
jimport('joomla.application.component.controlleradmin'); 
 
/*
*
* HelloWorlds Controller 
*/
class HelloWorldControllerHelloWorlds extends JControllerAdmin{        
/*
*        
* Proxy for getModel.        
* @since       1.6        
*/        
 
public function getModel($name = 'HelloWorld', $prefix = 'HelloWorldModel')        {                
$model = parent::getModel($name, $prefix, array('ignore_request' => true));
return $model;        
}
}

<?php
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
 
// import Joomla controllerform library
jimport('joomla.application.component.controllerform');
 
/**
* HelloWorld Controller
*/
class HelloWorldControllerHelloWorld extends JControllerForm
{
}

<php
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
 
// import Joomla view library
jimport('joomla.application.component.view');
 
/**
* HelloWorld View
*/
class HelloWorldViewHelloWorld extends JView
{
/**
* display method of Hello view
* @return void
*/
public function display($tpl = null)
{
// get the Data
$form = $this->get('Form');
$item = $this->get('Item');
 
// Check for errors.
if (count($errors = $this->get('Errors')))
{
JError::raiseError(500, implode('
', $errors));
return false;
}
// Assign the Data
$this->form = $form;
$this->item = $item;
 
// Set the toolbar
$this->addToolBar();
 
// Display the template
parent::display($tpl);
}
 
/**
* Setting the toolbar
*/
protected function addToolBar()
{
JRequest::setVar('hidemainmenu', true);
$isNew = ($this->item->id == 0);
JToolBarHelper::title($isNew ? JText::_('COM_HELLOWORLD_MANAGER_HELLOWORLD_NEW') : JText::_('COM_HELLOWORLD_MANAGER_HELLOWORLD_EDIT'));
JToolBarHelper::save('helloworld.save');
JToolBarHelper::cancel('helloworld.cancel', $isNew ? 'JTOOLBAR_CANCEL' : 'JTOOLBAR_CLOSE');
}
}
Esta vista mostrará el layaut por defecto en caso que no le digamos lo contrario, por lo tanto, crearemos un archivo en <em>administrator / components / com_hello / views / helloworld / tmpl / edit.php</em>
<em><strong>administrator / components / com_hello / views / helloworld / tmpl / edit.php</strong></em>
<!--?php</p-->
<?php
// No direct access
defined('_JEXEC') or die('Restricted access');
JHtml::_('behavior.tooltip');
?>
 
<form action="<?php echo JRoute::_('index.php?option=com_helloworld&layout=edit&id='.(int) $this->item->id); ?>" method="post" name="adminForm" id="helloworld-form">        
<fieldset class="adminform">                
<legend><?php echo JText::_( 'COM_HELLOWORLD_HELLOWORLD_DETAILS' ); ?></legend>                
<ul class="adminformlist">
<?php foreach($this->form->getFieldset() as $field): ?>                        
<li><?php echo $field->label;echo $field->input;?></li>
<?php endforeach; ?>                
</ul>        
</fieldset>        
 
<div>                
<input type="hidden" name="task" value="helloworld.edit" />                
<?php echo JHtml::_('form.token'); ?>        
</div>
</form>

<?php
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
 
// import Joomla modelform library
jimport('joomla.application.component.modeladmin');
 
/**
* HelloWorld Model
*/
 
class HelloWorldModelHelloWorld extends JModelAdmin
{
/**
* Returns a reference to the a Table object, always creating it.
*
* @param       type    The table type to instantiate
* @param       string  A prefix for the table class name. Optional.
* @param       array   Configuration array for model. Optional.
* @return      JTable  A database object
* @since       1.6
*/
 
public function getTable($type = 'HelloWorld', $prefix = 'HelloWorldTable', $config = array())
{
return JTable::getInstance($type, $prefix, $config);
}
/**
* Method to get the record form.
*
* @param       array   $data           Data for the form.
* @param       boolean $loadData       True if the form is to load its own data (default case), false if not.
* @return      mixed   A JForm object on success, false on failure
* @since       1.6
*/
public function getForm($data = array(), $loadData = true)
{
// Get the form.
$form = $this->loadForm('com_helloworld.helloworld', 'helloworld', array('control' => 'jform', 'load_data' => $loadData));
if (empty($form))
{
return false;
}
return $form;
}
/**
* Method to get the data that should be injected in the form.
*
* @return      mixed   The data for the form.
* @since       1.6
*/
protected function loadFormData()
{
// Check the session for previously entered form data.
$data = JFactory::getApplication()->getUserState('com_helloworld.edit.helloworld.data', array());
if (empty($data))
{
$data = $this->getItem();
}
return $data;
}
}

<?xml version="1.0" encoding="utf-8"?>
<form>        
<fieldset>              
 <field                        
name="id"                        
type="hidden"                
/>  
<field                        
name="greeting"                        
type="text"                        
label="COM_HELLOWORLD_HELLOWORLD_GREETING_LABEL"                       description="COM_HELLOWORLD_HELLOWORLD_GREETING_DESC"                        
size="40"                        
class="inputbox"                      
default=""                
/>        
</fieldset>
</form>

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