1 /**
2 * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 *
19 */
20
21 #include "config.h"
22
23 #if ENABLE(WML)
24 #include "WMLAnchorElement.h"
25
26 #include "EventNames.h"
27 #include "KeyboardEvent.h"
28 #include "WMLTaskElement.h"
29 #include "HTMLNames.h"
30
31 namespace WebCore {
32
WMLAnchorElement(const QualifiedName & tagName,Document * doc)33 WMLAnchorElement::WMLAnchorElement(const QualifiedName& tagName, Document* doc)
34 : WMLAElement(tagName, doc)
35 , m_task(0)
36 {
37 // Calling setIsLink(), and returning a non-null value on CSSStyleSelectors' linkAttribute
38 // method, makes it possible to 'appear as link' (just like <a href="..">) without the need to
39 // actually set the href value to an empty value in the DOM tree.
40 setIsLink();
41 }
42
create(const QualifiedName & tagName,Document * document)43 PassRefPtr<WMLAnchorElement> WMLAnchorElement::create(const QualifiedName& tagName, Document* document)
44 {
45 return adoptRef(new WMLAnchorElement(tagName, document));
46 }
47
~WMLAnchorElement()48 WMLAnchorElement::~WMLAnchorElement()
49 {
50 }
51
defaultEventHandler(Event * event)52 void WMLAnchorElement::defaultEventHandler(Event* event)
53 {
54 bool shouldHandle = false;
55
56 if (event->type() == eventNames().clickEvent)
57 shouldHandle = true;
58 else if (event->type() == eventNames().keydownEvent && event->isKeyboardEvent() && focused())
59 shouldHandle = static_cast<KeyboardEvent*>(event)->keyIdentifier() == "Enter";
60
61 if (shouldHandle && m_task) {
62 m_task->executeTask();
63 event->setDefaultHandled();
64 return;
65 }
66
67 // Skip WMLAElement::defaultEventHandler, we don't own a href attribute, that needs to be handled.
68 WMLElement::defaultEventHandler(event);
69 }
70
registerTask(WMLTaskElement * task)71 void WMLAnchorElement::registerTask(WMLTaskElement* task)
72 {
73 ASSERT(!m_task);
74 m_task = task;
75 }
76
deregisterTask(WMLTaskElement * task)77 void WMLAnchorElement::deregisterTask(WMLTaskElement* task)
78 {
79 ASSERT_UNUSED(task, m_task == task);
80 m_task = 0;
81 }
82
83 }
84
85 #endif
86