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: * Ajax implementation to add an ajax callback to a component when a javascript
27: * event is fired e.g. onclick
28: *
29: * @author Martin Cassidy
30: * @package web/ajax
31: */
32: class AjaxEventBehaviour extends AbstractAjaxBehaviour
33: {
34: private $event;
35: private $callback;
36:
37: public function __construct($event, $callback)
38: {
39: parent::__construct();
40: Args::isString($event, 'event');
41: Args::callBackArgs($callback, 1, 'callback');
42: $this->event = $event;
43: $this->callback = $callback;
44: }
45:
46: public function onComponentTag(Component &$component, ComponentTag &$tag)
47: {
48: parent::onComponentTag($component, $tag);
49: $tag->put($this->event, $this->generateCallbackScript());
50: }
51:
52: public function onEventCallback(AjaxRequestTarget $target)
53: {
54: $callable = $this->callback;
55: $callable($target);
56: }
57:
58: protected function callScript()
59: {
60: return "";
61: }
62:
63: protected function successScript()
64: {
65: return "";
66: }
67:
68: protected function failScript()
69: {
70: return "";
71: }
72: }
73:
74: ?>
75: