root/Source/web/WebNode.cpp

DEFINITIONS

1. reset
2. assign
3. equals
4. lessThan
5. nodeType
6. parentNode
7. nodeName
8. nodeValue
9. document
10. firstChild
11. lastChild
12. previousSibling
13. nextSibling
14. hasChildNodes
15. childNodes
16. createMarkup
17. isLink
18. isTextNode
19. isFocusable
20. isContentEditable
21. isElementNode
22. addEventListener
23. dispatchEvent
24. simulateClick
25. getElementsByTagName
26. querySelector
27. rootEditableElement
28. focused
29. remove
30. hasNonEmptyBoundingBox
31. pluginContainer
32. shadowHost

/*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"
#include "WebNode.h"

#include "EventListenerWrapper.h"
#include "FrameLoaderClientImpl.h"
#include "WebDOMEvent.h"
#include "WebDOMEventListener.h"
#include "WebDocument.h"
#include "WebElement.h"
#include "WebElementCollection.h"
#include "WebFrameImpl.h"
#include "WebNodeList.h"
#include "WebPluginContainer.h"
#include "WebPluginContainerImpl.h"
#include "bindings/v8/ExceptionState.h"
#include "core/dom/Document.h"
#include "core/dom/Element.h"
#include "core/dom/Node.h"
#include "core/dom/NodeList.h"
#include "core/editing/markup.h"
#include "core/events/Event.h"
#include "core/html/HTMLCollection.h"
#include "core/html/HTMLElement.h"
#include "core/rendering/RenderObject.h"
#include "core/rendering/RenderWidget.h"
#include "platform/Widget.h"
#include "public/platform/WebString.h"
#include "public/platform/WebVector.h"

using namespace WebCore;

namespace blink {

void WebNode::reset()
{
    m_private.reset();
}

void WebNode::assign(const WebNode& other)
{
    m_private = other.m_private;
}

bool WebNode::equals(const WebNode& n) const
{
    return m_private.get() == n.m_private.get();
}

bool WebNode::lessThan(const WebNode& n) const
{
    return m_private.get() < n.m_private.get();
}

WebNode::NodeType WebNode::nodeType() const
{
    return static_cast<NodeType>(m_private->nodeType());
}

WebNode WebNode::parentNode() const
{
    return WebNode(const_cast<ContainerNode*>(m_private->parentNode()));
}

WebString WebNode::nodeName() const
{
    return m_private->nodeName();
}

WebString WebNode::nodeValue() const
{
    return m_private->nodeValue();
}

WebDocument WebNode::document() const
{
    return WebDocument(&m_private->document());
}

WebNode WebNode::firstChild() const
{
    return WebNode(m_private->firstChild());
}

WebNode WebNode::lastChild() const
{
    return WebNode(m_private->lastChild());
}

WebNode WebNode::previousSibling() const
{
    return WebNode(m_private->previousSibling());
}

WebNode WebNode::nextSibling() const
{
    return WebNode(m_private->nextSibling());
}

bool WebNode::hasChildNodes() const
{
    return m_private->hasChildren();
}

WebNodeList WebNode::childNodes()
{
    return WebNodeList(m_private->childNodes());
}

WebString WebNode::createMarkup() const
{
    return WebCore::createMarkup(m_private.get());
}

bool WebNode::isLink() const
{
    return m_private->isLink();
}

bool WebNode::isTextNode() const
{
    return m_private->isTextNode();
}

bool WebNode::isFocusable() const
{
    if (!m_private->isElementNode())
        return false;
    m_private->document().updateLayoutIgnorePendingStylesheets();
    return toElement(m_private.get())->isFocusable();
}

bool WebNode::isContentEditable() const
{
    return m_private->isContentEditable();
}

bool WebNode::isElementNode() const
{
    return m_private->isElementNode();
}

void WebNode::addEventListener(const WebString& eventType, WebDOMEventListener* listener, bool useCapture)
{
    // Please do not add more eventTypes to this list without an API review.
    RELEASE_ASSERT(eventType == "mousedown");

    EventListenerWrapper* listenerWrapper = listener->createEventListenerWrapper(eventType, useCapture, m_private.get());
    // The listenerWrapper is only referenced by the actual Node.  Once it goes
    // away, the wrapper notifies the WebEventListener so it can clear its
    // pointer to it.
    m_private->addEventListener(eventType, adoptRef(listenerWrapper), useCapture);
}

bool WebNode::dispatchEvent(const WebDOMEvent& event)
{
    if (!event.isNull())
        return m_private->dispatchEvent(event);
    return false;
}

void WebNode::simulateClick()
{
    m_private->dispatchSimulatedClick(0);
}

WebElementCollection WebNode::getElementsByTagName(const WebString& tag) const
{
    if (m_private->isContainerNode())
        return WebElementCollection(toContainerNode(m_private.get())->getElementsByTagName(tag));
    return WebElementCollection();
}

WebElement WebNode::querySelector(const WebString& tag, WebExceptionCode& ec) const
{
    TrackExceptionState exceptionState;
    WebElement element;
    if (m_private->isContainerNode())
        element = toContainerNode(m_private.get())->querySelector(tag, exceptionState);
    ec = exceptionState.code();
    return element;
}

WebElement WebNode::rootEditableElement() const
{
    return WebElement(m_private->rootEditableElement());
}

bool WebNode::focused() const
{
    return m_private->focused();
}

bool WebNode::remove()
{
    TrackExceptionState exceptionState;
    m_private->remove(exceptionState);
    return !exceptionState.hadException();
}

bool WebNode::hasNonEmptyBoundingBox() const
{
    m_private->document().updateLayoutIgnorePendingStylesheets();
    return m_private->hasNonEmptyBoundingBox();
}

WebPluginContainer* WebNode::pluginContainer() const
{
    if (isNull())
        return 0;
    const Node& coreNode = *constUnwrap<Node>();
    if (isHTMLObjectElement(coreNode) || isHTMLEmbedElement(coreNode)) {
        RenderObject* object = coreNode.renderer();
        if (object && object->isWidget()) {
            Widget* widget = WebCore::toRenderWidget(object)->widget();
            if (widget && widget->isPluginContainer())
                return toWebPluginContainerImpl(widget);
        }
    }
    return 0;
}

WebElement WebNode::shadowHost() const
{
    if (isNull())
        return WebElement();
    const Node* coreNode = constUnwrap<Node>();
    return WebElement(coreNode->shadowHost());
}

WebNode::WebNode(const PassRefPtr<Node>& node)
    : m_private(node)
{
}

WebNode& WebNode::operator=(const PassRefPtr<Node>& node)
{
    m_private = node;
    return *this;
}

WebNode::operator PassRefPtr<Node>() const
{
    return m_private.get();
}

} // namespace blink