WebKit merge 40722:40785 (part 1)

third_party/WebKit/WebCore/wml/WMLAElement.cpp

Index: third_party/WebKit/WebCore/wml/WMLAElement.cpp
===================================================================
--- third_party/WebKit/WebCore/wml/WMLAElement.cpp	(revision 9391)
+++ third_party/WebKit/WebCore/wml/WMLAElement.cpp	(working copy)
@@ -1,178 +1,181 @@
-/**
- * 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 "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())
-            setChanged();
-        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 isFocusable() || (isLink() && document() && !document()->haveStylesheetsLoaded());
-}
-
-bool WMLAElement::isFocusable() const
-{
-    // FIXME: Even if we are not visible, we might have a child that is visible.
-    // Dave wants to fix that some day with a "has visible content" flag or the like.
-    if (!(isLink() && renderer() && renderer()->style()->visibility() == VISIBLE))
-        return false;
-
-    return true;
-}
-
-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;
-
-    // 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.
-    RenderBox* box = toRenderBox(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()) {
-            KURL url = document()->completeURL(parseURL(getAttribute(HTMLNames::hrefAttr)));
-            document()->frame()->loader()->urlSelected(url, target(), event, false, false, true);
-        }
-
-        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
-
+/**
+ * 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 "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())
+            setChanged();
+        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 isFocusable() || (isLink() && document() && !document()->haveStylesheetsLoaded());
+}
+
+bool WMLAElement::isFocusable() const
+{
+    // FIXME: Even if we are not visible, we might have a child that is visible.
+    // Dave wants to fix that some day with a "has visible content" flag or the like.
+    if (!(isLink() && renderer() && renderer()->style()->visibility() == VISIBLE))
+        return false;
+
+    return true;
+}
+
+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()) {
+            KURL url = document()->completeURL(parseURL(getAttribute(HTMLNames::hrefAttr)));
+            document()->frame()->loader()->urlSelected(url, target(), event, false, false, true);
+        }
+
+        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
+