1: <?php
 2: 
 3: /**
 4:  * Picon Framework
 5:  * http://code.google.com/p/picon-framework/
 6:  *
 7:  * Copyright (C) 2011-2012 Martin Cassidy <martin.cassidy@webquub.com>
 8: 
 9:  * Picon Framework is free software: you can redistribute it and/or modify
10:  * it under the terms of the GNU General Public License as published by
11:  * the Free Software Foundation, either version 3 of the License, or
12:  * (at your option) any later version.
13: 
14:  * Picon Framework is distributed in the hope that it will be useful,
15:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17:  *  General Public License for more details.
18: 
19:  * You should have received a copy of the GNU General Public License
20:  * along with Picon Framework.  If not, see <http://www.gnu.org/licenses/>.
21:  * */
22: 
23: namespace picon;
24: 
25: /**
26:  * A form button which, when clicked will submit the form by ajax
27:  * 
28:  * One of the calback methods (onSubmit or onError) will be invoked to
29:  * allow for a response to be created in either of the posible circumstances
30:  *
31:  * @author Martin Cassidy
32:  * @package web/ajax/markup/html
33:  */
34: class AjaxButton extends Button implements CallDecoratorWrapper
35: {
36:     private $form;
37:     private $behaviour;
38:     
39:     /**
40:      *
41:      * @param type $id
42:      * @param type $onSubmit
43:      * @param type $onError
44:      * @param Form $form 
45:      */
46:     public function __construct($id, $onSubmit = null, $onError = null, $form = null)
47:     {
48:         parent::__construct($id);
49:         
50:         if($form!=null)
51:         {
52:             if($form instanceof Form)
53:             {
54:                 $this->form = $form;
55:             }
56:             else
57:             {
58:                 throw new \InvalidArgumentException('$form must be an instance of Form');
59:             }
60:         }
61:         
62:         $this->behaviour = new AjaxFormSubmitBehavior('onClick', $onSubmit, $onError, $form);
63:         $this->add($this->behaviour);
64:     }
65:     
66:     protected function onComponentTag(ComponentTag $tag)
67:     {
68:         parent::onComponentTag($tag);
69:         $tag->put('type', 'button');
70:     }
71:     
72:     public function getForm()
73:     {
74:         if($this->form==null)
75:         {
76:             return parent::getForm();
77:         }
78:         else
79:         {
80:             return $this->form;
81:         }
82:     }
83:     
84:     public function setAjaxCallDecorator(AjaxCallDecorator &$decorator)
85:     {
86:         $this->behaviour->setAjaxCallDecorator($decorator);
87:     }
88: }
89: 
90: ?>
91: