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/*
* Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
*
* 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"
#include "WebHitTestResultData.h"
#include "ShareableBitmapUtilities.h"
#include "WebCoreArgumentCoders.h"
#include <WebCore/Document.h>
#include <WebCore/ElementInlines.h>
#include <WebCore/EventHandler.h>
#include <WebCore/HitTestResult.h>
#include <WebCore/LocalFrame.h>
#include <WebCore/LocalFrameView.h>
#include <WebCore/NavigationAction.h>
#include <WebCore/Node.h>
#include <WebCore/RenderImage.h>
#include <WebCore/SharedBuffer.h>
#include <wtf/URL.h>
#include <wtf/text/WTFString.h>
namespace WebKit {
using namespace WebCore;
WebHitTestResultData::WebHitTestResultData()
{
}
WebHitTestResultData::WebHitTestResultData(const HitTestResult& hitTestResult, const String& toolTipText)
: absoluteImageURL(hitTestResult.absoluteImageURL().string())
, absolutePDFURL(hitTestResult.absolutePDFURL().string())
, absoluteLinkURL(hitTestResult.absoluteLinkURL().string())
, absoluteMediaURL(hitTestResult.absoluteMediaURL().string())
, linkLabel(hitTestResult.textContent())
, linkTitle(hitTestResult.titleDisplayString())
, linkSuggestedFilename(hitTestResult.linkSuggestedFilename())
, isContentEditable(hitTestResult.isContentEditable())
, elementBoundingBox(elementBoundingBoxInWindowCoordinates(hitTestResult))
, isScrollbar(IsScrollbar::No)
, isSelected(hitTestResult.isSelected())
, isTextNode(hitTestResult.innerNode() && hitTestResult.innerNode()->isTextNode())
, isOverTextInsideFormControlElement(hitTestResult.isOverTextInsideFormControlElement())
, isDownloadableMedia(hitTestResult.isDownloadableMedia())
, toolTipText(toolTipText)
{
if (auto* scrollbar = hitTestResult.scrollbar())
isScrollbar = scrollbar->orientation() == ScrollbarOrientation::Horizontal ? IsScrollbar::Horizontal : IsScrollbar::Vertical;
}
WebHitTestResultData::WebHitTestResultData(const HitTestResult& hitTestResult, bool includeImage)
: absoluteImageURL(hitTestResult.absoluteImageURL().string())
, absolutePDFURL(hitTestResult.absolutePDFURL().string())
, absoluteLinkURL(hitTestResult.absoluteLinkURL().string())
, absoluteMediaURL(hitTestResult.absoluteMediaURL().string())
, linkLabel(hitTestResult.textContent())
, linkTitle(hitTestResult.titleDisplayString())
, linkSuggestedFilename(hitTestResult.linkSuggestedFilename())
, isContentEditable(hitTestResult.isContentEditable())
, elementBoundingBox(elementBoundingBoxInWindowCoordinates(hitTestResult))
, isScrollbar(IsScrollbar::No)
, isSelected(hitTestResult.isSelected())
, isTextNode(hitTestResult.innerNode() && hitTestResult.innerNode()->isTextNode())
, isOverTextInsideFormControlElement(hitTestResult.isOverTextInsideFormControlElement())
, isDownloadableMedia(hitTestResult.isDownloadableMedia())
{
if (auto* scrollbar = hitTestResult.scrollbar())
isScrollbar = scrollbar->orientation() == ScrollbarOrientation::Horizontal ? IsScrollbar::Horizontal : IsScrollbar::Vertical;
if (!includeImage)
return;
if (Image* image = hitTestResult.image()) {
RefPtr<FragmentedSharedBuffer> buffer = image->data();
if (buffer)
imageSharedMemory = WebKit::SharedMemory::copyBuffer(*buffer);
}
if (auto target = RefPtr { hitTestResult.innerNonSharedNode() }) {
if (auto renderer = dynamicDowncast<RenderImage>(target->renderer())) {
imageBitmap = createShareableBitmap(*downcast<RenderImage>(target->renderer()));
if (auto* cachedImage = renderer->cachedImage()) {
if (auto* image = cachedImage->image())
sourceImageMIMEType = image->mimeType();
}
imageText = [&]() -> String {
if (auto* element = dynamicDowncast<Element>(target.get())) {
auto& title = element->attributeWithoutSynchronization(HTMLNames::titleAttr);
if (!title.isEmpty())
return title;
}
return renderer->altText();
}();
}
}
}
WebHitTestResultData::WebHitTestResultData(const String& absoluteImageURL, const String& absolutePDFURL, const String& absoluteLinkURL, const String& absoluteMediaURL, const String& linkLabel, const String& linkTitle, const String& linkSuggestedFilename, bool isContentEditable, const WebCore::IntRect& elementBoundingBox, const WebKit::WebHitTestResultData::IsScrollbar& isScrollbar, bool isSelected, bool isTextNode, bool isOverTextInsideFormControlElement, bool isDownloadableMedia, const String& lookupText, const String& toolTipText, const String& imageText, std::optional<WebKit::SharedMemory::Handle>&& imageHandle, const RefPtr<WebKit::ShareableBitmap>& imageBitmap, const String& sourceImageMIMEType,
#if PLATFORM(MAC)
const WebHitTestResultPlatformData& platformData,
#endif
const WebCore::DictionaryPopupInfo& dictionaryPopupInfo, const RefPtr<WebCore::TextIndicator>& linkTextIndicator)
: absoluteImageURL(absoluteImageURL)
, absolutePDFURL(absolutePDFURL)
, absoluteLinkURL(absoluteLinkURL)
, absoluteMediaURL(absoluteMediaURL)
, linkLabel(linkLabel)
, linkTitle(linkTitle)
, linkSuggestedFilename(linkSuggestedFilename)
, isContentEditable(isContentEditable)
, elementBoundingBox(elementBoundingBox)
, isScrollbar(isScrollbar)
, isSelected(isSelected)
, isTextNode(isTextNode)
, isOverTextInsideFormControlElement(isOverTextInsideFormControlElement)
, isDownloadableMedia(isDownloadableMedia)
, lookupText(lookupText)
, toolTipText(toolTipText)
, imageText(imageText)
, imageBitmap(imageBitmap)
, sourceImageMIMEType(sourceImageMIMEType)
#if PLATFORM(MAC)
, platformData(platformData)
#endif
, dictionaryPopupInfo(dictionaryPopupInfo)
, linkTextIndicator(linkTextIndicator)
{
if (imageHandle && !imageHandle->isNull())
imageSharedMemory = WebKit::SharedMemory::map(WTFMove(*imageHandle), WebKit::SharedMemory::Protection::ReadOnly);
}
WebHitTestResultData::~WebHitTestResultData()
{
}
IntRect WebHitTestResultData::elementBoundingBoxInWindowCoordinates(const WebCore::HitTestResult& hitTestResult)
{
Node* node = hitTestResult.innerNonSharedNode();
if (!node)
return IntRect();
auto* frame = node->document().frame();
if (!frame)
return IntRect();
auto* view = frame->view();
if (!view)
return IntRect();
auto* renderer = node->renderer();
if (!renderer)
return IntRect();
return view->contentsToWindow(renderer->absoluteBoundingBoxRect());
}
std::optional<WebKit::SharedMemory::Handle> WebHitTestResultData::getImageSharedMemoryHandle() const
{
std::optional<WebKit::SharedMemory::Handle> imageHandle = std::nullopt;
if (imageSharedMemory && imageSharedMemory->data()) {
if (auto handle = imageSharedMemory->createHandle(WebKit::SharedMemory::Protection::ReadOnly))
imageHandle = WTFMove(*handle);
}
return imageHandle;
}
#if PLATFORM(MAC) || HAVE(UIKIT_WITH_MOUSE_SUPPORT)
std::optional<WebKit::WebHitTestResultData> WebHitTestResultData::fromNavigationActionAndLocalFrame(const NavigationAction& navigationAction, WebCore::LocalFrame* coreFrame)
{
if (!coreFrame)
return std::nullopt;
auto mouseEventData = navigationAction.mouseEventData();
if (!mouseEventData)
return std::nullopt;
constexpr OptionSet<HitTestRequest::Type> hitType { HitTestRequest::Type::ReadOnly, HitTestRequest::Type::Active, HitTestRequest::Type::DisallowUserAgentShadowContent, HitTestRequest::Type::AllowChildFrameContent };
HitTestResult hitTestResult = coreFrame->eventHandler().hitTestResultAtPoint(mouseEventData->absoluteLocation, hitType);
return WebKit::WebHitTestResultData(hitTestResult, false);
}
#endif
} // WebKit
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