1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
|
/**
* Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Simon Hausmann <hausmann@kde.org>
* Copyright (C) 2003, 2006, 2007, 2008 Apple Inc. All rights reserved.
* (C) 2006 Graham Dennis (graham.dennis@gmail.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#if ENABLE(WML)
#include "WMLAElement.h"
#include "DNS.h"
#include "Event.h"
#include "EventHandler.h"
#include "EventNames.h"
#include "Frame.h"
#include "FrameLoader.h"
#include "HTMLNames.h"
#include "KeyboardEvent.h"
#include "MappedAttribute.h"
#include "MouseEvent.h"
#include "RenderBox.h"
#include "WMLNames.h"
namespace WebCore {
using namespace WMLNames;
WMLAElement::WMLAElement(const QualifiedName& tagName, Document* doc)
: WMLElement(tagName, doc)
{
}
void WMLAElement::parseMappedAttribute(MappedAttribute* attr)
{
if (attr->name() == HTMLNames::hrefAttr) {
bool wasLink = isLink();
setIsLink(!attr->isNull());
if (wasLink != isLink())
setNeedsStyleRecalc();
if (isLink() && document()->isDNSPrefetchEnabled()) {
String value = attr->value();
if (protocolIs(value, "http") || protocolIs(value, "https") || value.startsWith("//"))
prefetchDNS(document()->completeURL(value).host());
}
} else if (attr->name() == HTMLNames::nameAttr
|| attr->name() == HTMLNames::titleAttr
|| attr->name() == HTMLNames::relAttr) {
// Do nothing.
} else
WMLElement::parseMappedAttribute(attr);
}
bool WMLAElement::supportsFocus() const
{
return isLink() || WMLElement::supportsFocus();
}
bool WMLAElement::isMouseFocusable() const
{
return false;
}
bool WMLAElement::isKeyboardFocusable(KeyboardEvent* event) const
{
if (!isFocusable())
return false;
if (!document()->frame())
return false;
if (!document()->frame()->eventHandler()->tabsToLinks(event))
return false;
if (!renderer() || !renderer()->isBoxModelObject())
return false;
// Before calling absoluteRects, check for the common case where the renderer
// is non-empty, since this is a faster check and almost always returns true.
RenderBoxModelObject* box = toRenderBoxModelObject(renderer());
if (!box->borderBoundingBox().isEmpty())
return true;
Vector<IntRect> rects;
FloatPoint absPos = renderer()->localToAbsolute();
renderer()->absoluteRects(rects, absPos.x(), absPos.y());
size_t n = rects.size();
for (size_t i = 0; i < n; ++i)
if (!rects[i].isEmpty())
return true;
return false;
}
void WMLAElement::defaultEventHandler(Event* event)
{
if (isLink() && (event->type() == eventNames().clickEvent || (event->type() == eventNames().keydownEvent && focused()))) {
MouseEvent* e = 0;
if (event->type() == eventNames().clickEvent && event->isMouseEvent())
e = static_cast<MouseEvent*>(event);
KeyboardEvent* k = 0;
if (event->type() == eventNames().keydownEvent && event->isKeyboardEvent())
k = static_cast<KeyboardEvent*>(event);
if (e && e->button() == RightButton) {
WMLElement::defaultEventHandler(event);
return;
}
if (k) {
if (k->keyIdentifier() != "Enter") {
WMLElement::defaultEventHandler(event);
return;
}
event->setDefaultHandled();
dispatchSimulatedClick(event);
return;
}
if (!event->defaultPrevented() && document()->frame()) {
String url = document()->completeURL(deprecatedParseURL(getAttribute(HTMLNames::hrefAttr)));
document()->frame()->loader()->urlSelected(url, target(), event, false, false, true, SendReferrer);
}
event->setDefaultHandled();
}
WMLElement::defaultEventHandler(event);
}
void WMLAElement::accessKeyAction(bool sendToAnyElement)
{
// send the mouse button events if the caller specified sendToAnyElement
dispatchSimulatedClick(0, sendToAnyElement);
}
bool WMLAElement::isURLAttribute(Attribute *attr) const
{
return attr->name() == HTMLNames::hrefAttr;
}
String WMLAElement::target() const
{
return getAttribute(HTMLNames::targetAttr);
}
}
#endif
|
