InjectedBundleNavigationAction.cpp   [plain text]


/*
 * Copyright (C) 2011-2016 Apple Inc. All rights reserved.
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#include "config.h"
#include "InjectedBundleNavigationAction.h"

#include "WebFrame.h"
#include <WebCore/EventHandler.h>
#include <WebCore/Frame.h>
#include <WebCore/HTMLFormElement.h>
#include <WebCore/MouseEvent.h>
#include <WebCore/NavigationAction.h>
#include <WebCore/UIEventWithKeyState.h>

namespace WebKit {
using namespace WebCore;

static WebMouseEvent::Button mouseButtonForMouseEventData(const Optional<NavigationAction::MouseEventData>& mouseEventData)
{
    if (mouseEventData && mouseEventData->buttonDown && mouseEventData->isTrusted)
        return static_cast<WebMouseEvent::Button>(mouseEventData->button);
    return WebMouseEvent::NoButton;
}

static WebMouseEvent::SyntheticClickType syntheticClickTypeForMouseEventData(const Optional<NavigationAction::MouseEventData>& mouseEventData)
{
    if (mouseEventData && mouseEventData->buttonDown && mouseEventData->isTrusted)
        return static_cast<WebMouseEvent::SyntheticClickType>(mouseEventData->syntheticClickType);
    return WebMouseEvent::NoTap;
}
    
static FloatPoint clickLocationInRootViewCoordinatesForMouseEventData(const Optional<NavigationAction::MouseEventData>& mouseEventData)
{
    if (mouseEventData && mouseEventData->buttonDown && mouseEventData->isTrusted)
        return mouseEventData->locationInRootViewCoordinates;
    return { };
}

OptionSet<WebEvent::Modifier> InjectedBundleNavigationAction::modifiersForNavigationAction(const NavigationAction& navigationAction)
{
    OptionSet<WebEvent::Modifier> modifiers;
    auto keyStateEventData = navigationAction.keyStateEventData();
    if (keyStateEventData && keyStateEventData->isTrusted) {
        if (keyStateEventData->shiftKey)
            modifiers.add(WebEvent::Modifier::ShiftKey);
        if (keyStateEventData->ctrlKey)
            modifiers.add(WebEvent::Modifier::ControlKey);
        if (keyStateEventData->altKey)
            modifiers.add(WebEvent::Modifier::AltKey);
        if (keyStateEventData->metaKey)
            modifiers.add(WebEvent::Modifier::MetaKey);
    }
    return modifiers;
}

WebMouseEvent::Button InjectedBundleNavigationAction::mouseButtonForNavigationAction(const NavigationAction& navigationAction)
{
    return mouseButtonForMouseEventData(navigationAction.mouseEventData());
}

WebMouseEvent::SyntheticClickType InjectedBundleNavigationAction::syntheticClickTypeForNavigationAction(const NavigationAction& navigationAction)
{
    return syntheticClickTypeForMouseEventData(navigationAction.mouseEventData());
}
    
FloatPoint InjectedBundleNavigationAction::clickLocationInRootViewCoordinatesForNavigationAction(const NavigationAction& navigationAction)
{
    return clickLocationInRootViewCoordinatesForMouseEventData(navigationAction.mouseEventData());
}

Ref<InjectedBundleNavigationAction> InjectedBundleNavigationAction::create(WebFrame* frame, const NavigationAction& action, RefPtr<FormState>&& formState)
{
    return adoptRef(*new InjectedBundleNavigationAction(frame, action, WTFMove(formState)));
}

InjectedBundleNavigationAction::InjectedBundleNavigationAction(WebFrame* frame, const NavigationAction& navigationAction, RefPtr<FormState>&& formState)
    : m_navigationType(navigationAction.type())
    , m_modifiers(modifiersForNavigationAction(navigationAction))
    , m_mouseButton(WebMouseEvent::NoButton)
    , m_downloadAttribute(navigationAction.downloadAttribute())
    , m_shouldOpenExternalURLs(navigationAction.shouldOpenExternalURLsPolicy() == ShouldOpenExternalURLsPolicy::ShouldAllow || navigationAction.shouldOpenExternalURLsPolicy() == ShouldOpenExternalURLsPolicy::ShouldAllowExternalSchemes)
    , m_shouldTryAppLinks(navigationAction.shouldOpenExternalURLsPolicy() == ShouldOpenExternalURLsPolicy::ShouldAllow)
{
    if (auto mouseEventData = navigationAction.mouseEventData()) {
        m_hitTestResult = InjectedBundleHitTestResult::create(frame->coreFrame()->eventHandler().hitTestResultAtPoint(mouseEventData->absoluteLocation, HitTestRequest::ReadOnly | HitTestRequest::Active | HitTestRequest::DisallowUserAgentShadowContent | HitTestRequest::AllowChildFrameContent));
        m_mouseButton = mouseButtonForMouseEventData(mouseEventData);
        m_syntheticClickType = syntheticClickTypeForNavigationAction(navigationAction);
        m_clickLocationInRootViewCoordinates = clickLocationInRootViewCoordinatesForNavigationAction(navigationAction);
    }

    if (formState)
        m_formElement = InjectedBundleNodeHandle::getOrCreate(formState->form());
}

} // namespace WebKit