blob: 2df22c6d1aac9b28cd7b3ca12c7bf68ebafe669f [file] [log] [blame]
/*
* Copyright (C) 2010 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "WebFrameProxy.h"
#include "WebCertificateInfo.h"
#include "WebContext.h"
#include "WebFormSubmissionListenerProxy.h"
#include "WebFramePolicyListenerProxy.h"
#include "WebPageMessages.h"
#include "WebPageProxy.h"
#include <WebCore/DOMImplementation.h>
#include <WebCore/Image.h>
#include <wtf/text/WTFString.h>
using namespace WebCore;
using namespace std;
namespace WebKit {
WebFrameProxy::WebFrameProxy(WebPageProxy* page, uint64_t frameID)
: m_page(page)
, m_parentFrame(0)
, m_nextSibling(0)
, m_previousSibling(0)
, m_firstChild(0)
, m_lastChild(0)
, m_loadState(LoadStateFinished)
, m_isFrameSet(false)
, m_frameID(frameID)
{
WebContext::statistics().wkFrameCount++;
}
WebFrameProxy::~WebFrameProxy()
{
WebContext::statistics().wkFrameCount--;
}
void WebFrameProxy::disconnect()
{
m_page = 0;
m_parentFrame = 0;
m_nextSibling = 0;
m_previousSibling = 0;
m_firstChild = 0;
m_lastChild = 0;
if (m_activeListener) {
m_activeListener->invalidate();
m_activeListener = 0;
}
}
bool WebFrameProxy::isMainFrame() const
{
if (!m_page)
return false;
return this == m_page->mainFrame();
}
void WebFrameProxy::stopLoading() const
{
if (!m_page)
return;
if (!m_page->isValid())
return;
m_page->process()->send(Messages::WebPage::StopLoadingFrame(m_frameID), m_page->pageID());
}
bool WebFrameProxy::canProvideSource() const
{
return isDisplayingMarkupDocument();
}
bool WebFrameProxy::canShowMIMEType(const String& mimeType) const
{
if (!m_page)
return false;
if (m_page->canShowMIMEType(mimeType))
return true;
#if PLATFORM(MAC)
// On Mac, we can show PDFs in the main frame.
if (isMainFrame() && !mimeType.isEmpty())
return WebContext::pdfAndPostScriptMIMETypes().contains(mimeType);
#endif
return false;
}
bool WebFrameProxy::isDisplayingStandaloneImageDocument() const
{
return Image::supportsType(m_MIMEType);
}
bool WebFrameProxy::isDisplayingMarkupDocument() const
{
// FIXME: This check should be moved to somewhere in WebCore.
// FIXME: This returns false when displaying a web archive.
return m_MIMEType == "text/html" || m_MIMEType == "image/svg+xml" || DOMImplementation::isXMLMIMEType(m_MIMEType);
}
void WebFrameProxy::didStartProvisionalLoad(const String& url)
{
ASSERT(m_loadState == LoadStateFinished);
ASSERT(m_provisionalURL.isEmpty());
m_loadState = LoadStateProvisional;
m_provisionalURL = url;
}
void WebFrameProxy::didReceiveServerRedirectForProvisionalLoad(const String& url)
{
ASSERT(m_loadState == LoadStateProvisional);
m_provisionalURL = url;
}
void WebFrameProxy::didFailProvisionalLoad()
{
ASSERT(m_loadState == LoadStateProvisional);
m_loadState = LoadStateFinished;
m_provisionalURL = String();
}
void WebFrameProxy::didCommitLoad(const String& contentType, const PlatformCertificateInfo& certificateInfo)
{
ASSERT(m_loadState == LoadStateProvisional);
m_loadState = LoadStateCommitted;
m_url = m_provisionalURL;
m_provisionalURL = String();
m_title = String();
m_MIMEType = contentType;
m_isFrameSet = false;
m_certificateInfo = WebCertificateInfo::create(certificateInfo);
}
void WebFrameProxy::didFinishLoad()
{
ASSERT(m_loadState == LoadStateCommitted);
ASSERT(m_provisionalURL.isEmpty());
m_loadState = LoadStateFinished;
}
void WebFrameProxy::didFailLoad()
{
ASSERT(m_loadState == LoadStateCommitted);
ASSERT(m_provisionalURL.isEmpty());
m_loadState = LoadStateFinished;
m_title = String();
}
void WebFrameProxy::didSameDocumentNavigation(const String& url)
{
m_url = url;
}
void WebFrameProxy::didChangeTitle(const String& title)
{
m_title = title;
}
void WebFrameProxy::appendChild(WebFrameProxy* child)
{
ASSERT(child->page() == page());
ASSERT(!child->m_parentFrame);
ASSERT(!child->m_nextSibling);
ASSERT(!child->m_previousSibling);
child->m_parentFrame = this;
WebFrameProxy* oldLast = m_lastChild;
m_lastChild = child;
if (oldLast) {
ASSERT(!oldLast->m_nextSibling);
child->m_previousSibling = oldLast;
oldLast->m_nextSibling = child;
} else
m_firstChild = child;
}
void WebFrameProxy::removeChild(WebFrameProxy* child)
{
child->m_parentFrame = 0;
WebFrameProxy*& newLocationForNext = m_firstChild == child ? m_firstChild : child->m_previousSibling->m_nextSibling;
WebFrameProxy*& newLocationForPrevious = m_lastChild == child ? m_lastChild : child->m_nextSibling->m_previousSibling;
swap(newLocationForNext, child->m_nextSibling);
swap(newLocationForPrevious, child->m_previousSibling);
child->m_previousSibling = 0;
child->m_nextSibling = 0;
}
bool WebFrameProxy::isDescendantOf(const WebFrameProxy* ancestor) const
{
if (!ancestor)
return false;
if (m_page != ancestor->m_page)
return false;
for (const WebFrameProxy* frame = this; frame; frame = frame->m_parentFrame) {
if (frame == ancestor)
return true;
}
return false;
}
void WebFrameProxy::dumpFrameTreeToSTDOUT(unsigned indent)
{
if (!indent && m_parentFrame)
printf("NOTE: Printing subtree.\n");
for (unsigned i = 0; i < indent; ++i)
printf(" ");
printf("| FRAME %d %s\n", (int)m_frameID, m_url.utf8().data());
for (WebFrameProxy* child = m_firstChild; child; child = child->m_nextSibling)
child->dumpFrameTreeToSTDOUT(indent + 4);
}
void WebFrameProxy::didRemoveFromHierarchy()
{
if (m_parentFrame)
m_parentFrame->removeChild(this);
}
PassRefPtr<ImmutableArray> WebFrameProxy::childFrames()
{
if (!m_firstChild)
return ImmutableArray::create();
Vector<RefPtr<APIObject> > vector;
for (WebFrameProxy* child = m_firstChild; child; child = child->m_nextSibling)
vector.append(child);
return ImmutableArray::adopt(vector);
}
void WebFrameProxy::receivedPolicyDecision(WebCore::PolicyAction action, uint64_t listenerID)
{
if (!m_page)
return;
ASSERT(m_activeListener);
ASSERT(m_activeListener->listenerID() == listenerID);
m_page->receivedPolicyDecision(action, this, listenerID);
}
WebFramePolicyListenerProxy* WebFrameProxy::setUpPolicyListenerProxy(uint64_t listenerID)
{
if (m_activeListener)
m_activeListener->invalidate();
m_activeListener = WebFramePolicyListenerProxy::create(this, listenerID);
return static_cast<WebFramePolicyListenerProxy*>(m_activeListener.get());
}
WebFormSubmissionListenerProxy* WebFrameProxy::setUpFormSubmissionListenerProxy(uint64_t listenerID)
{
if (m_activeListener)
m_activeListener->invalidate();
m_activeListener = WebFormSubmissionListenerProxy::create(this, listenerID);
return static_cast<WebFormSubmissionListenerProxy*>(m_activeListener.get());
}
void WebFrameProxy::getWebArchive(PassRefPtr<DataCallback> callback)
{
if (!m_page) {
callback->invalidate();
return;
}
m_page->getWebArchiveOfFrame(this, callback);
}
void WebFrameProxy::getMainResourceData(PassRefPtr<DataCallback> callback)
{
if (!m_page) {
callback->invalidate();
return;
}
m_page->getMainResourceDataOfFrame(this, callback);
}
void WebFrameProxy::getResourceData(WebURL* resourceURL, PassRefPtr<DataCallback> callback)
{
if (!m_page) {
callback->invalidate();
return;
}
m_page->getResourceDataFromFrame(this, resourceURL, callback);
}
} // namespace WebKit