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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/frame/remote_frame_client_impl.h"
#include <memory>
#include "third_party/blink/public/web/web_remote_frame_client.h"
#include "third_party/blink/renderer/core/events/keyboard_event.h"
#include "third_party/blink/renderer/core/events/mouse_event.h"
#include "third_party/blink/renderer/core/events/web_input_event_conversion.h"
#include "third_party/blink/renderer/core/events/wheel_event.h"
#include "third_party/blink/renderer/core/exported/web_remote_frame_impl.h"
#include "third_party/blink/renderer/core/frame/remote_frame.h"
#include "third_party/blink/renderer/core/frame/remote_frame_view.h"
#include "third_party/blink/renderer/core/frame/web_local_frame_impl.h"
#include "third_party/blink/renderer/core/layout/layout_embedded_content.h"
#include "third_party/blink/renderer/platform/exported/wrapped_resource_request.h"
#include "third_party/blink/renderer/platform/geometry/int_rect.h"
#include "third_party/blink/renderer/platform/weborigin/security_origin.h"
#include "third_party/blink/renderer/platform/weborigin/security_policy.h"
namespace blink {
namespace {
// Convenience helper for frame tree helpers in FrameClient to reduce the amount
// of null-checking boilerplate code. Since the frame tree is maintained in the
// web/ layer, the frame tree helpers often have to deal with null WebFrames:
// for example, a frame with no parent will return null for WebFrame::parent().
// TODO(dcheng): Remove duplication between LocalFrameClientImpl and
// RemoteFrameClientImpl somehow...
Frame* ToCoreFrame(WebFrame* frame) {
return frame ? WebFrame::ToCoreFrame(*frame) : nullptr;
}
} // namespace
RemoteFrameClientImpl::RemoteFrameClientImpl(WebRemoteFrameImpl* web_frame)
: web_frame_(web_frame) {}
RemoteFrameClientImpl* RemoteFrameClientImpl::Create(
WebRemoteFrameImpl* web_frame) {
return new RemoteFrameClientImpl(web_frame);
}
void RemoteFrameClientImpl::Trace(blink::Visitor* visitor) {
visitor->Trace(web_frame_);
RemoteFrameClient::Trace(visitor);
}
bool RemoteFrameClientImpl::InShadowTree() const {
return web_frame_->InShadowTree();
}
void RemoteFrameClientImpl::Detached(FrameDetachType type) {
// Alert the client that the frame is being detached.
WebRemoteFrameClient* client = web_frame_->Client();
if (!client)
return;
client->FrameDetached(static_cast<WebRemoteFrameClient::DetachType>(type));
if (type == FrameDetachType::kRemove)
web_frame_->DetachFromParent();
// Clear our reference to RemoteFrame at the very end, in case the client
// refers to it.
web_frame_->SetCoreFrame(nullptr);
}
Frame* RemoteFrameClientImpl::Opener() const {
return ToCoreFrame(web_frame_->Opener());
}
void RemoteFrameClientImpl::SetOpener(Frame* opener) {
WebFrame* opener_frame = WebFrame::FromFrame(opener);
if (web_frame_->Client() && web_frame_->Opener() != opener_frame)
web_frame_->Client()->DidChangeOpener(opener_frame);
web_frame_->SetOpener(opener_frame);
}
Frame* RemoteFrameClientImpl::Parent() const {
return ToCoreFrame(web_frame_->Parent());
}
Frame* RemoteFrameClientImpl::Top() const {
return ToCoreFrame(web_frame_->Top());
}
Frame* RemoteFrameClientImpl::NextSibling() const {
return ToCoreFrame(web_frame_->NextSibling());
}
Frame* RemoteFrameClientImpl::FirstChild() const {
return ToCoreFrame(web_frame_->FirstChild());
}
void RemoteFrameClientImpl::FrameFocused() const {
if (web_frame_->Client())
web_frame_->Client()->FrameFocused();
}
base::UnguessableToken RemoteFrameClientImpl::GetDevToolsFrameToken() const {
if (web_frame_->Client()) {
return web_frame_->Client()->GetDevToolsFrameToken();
}
return base::UnguessableToken::Create();
}
void RemoteFrameClientImpl::Navigate(
const ResourceRequest& request,
bool should_replace_current_entry,
mojom::blink::BlobURLTokenPtr blob_url_token) {
if (web_frame_->Client()) {
web_frame_->Client()->Navigate(WrappedResourceRequest(request),
should_replace_current_entry,
blob_url_token.PassInterface().PassHandle());
}
}
void RemoteFrameClientImpl::Reload(
WebFrameLoadType load_type,
ClientRedirectPolicy client_redirect_policy) {
DCHECK(IsReloadLoadType(load_type));
if (web_frame_->Client()) {
web_frame_->Client()->Reload(load_type, client_redirect_policy);
}
}
unsigned RemoteFrameClientImpl::BackForwardLength() {
// TODO(creis,japhet): This method should return the real value for the
// session history length. For now, return static value for the initial
// navigation and the subsequent one moving the frame out-of-process.
// See https://crbug.com/501116.
return 2;
}
void RemoteFrameClientImpl::CheckCompleted() {
web_frame_->Client()->CheckCompleted();
}
void RemoteFrameClientImpl::ForwardPostMessage(
MessageEvent* event,
scoped_refptr<const SecurityOrigin> target,
LocalFrame* source_frame,
bool has_user_gesture) const {
if (web_frame_->Client()) {
web_frame_->Client()->ForwardPostMessage(
WebLocalFrameImpl::FromFrame(source_frame), web_frame_,
WebSecurityOrigin(std::move(target)), WebDOMMessageEvent(event),
has_user_gesture);
}
}
void RemoteFrameClientImpl::FrameRectsChanged(
const IntRect& local_frame_rect,
const IntRect& screen_space_rect) {
web_frame_->Client()->FrameRectsChanged(local_frame_rect, screen_space_rect);
}
void RemoteFrameClientImpl::UpdateRemoteViewportIntersection(
const IntRect& viewport_intersection) {
web_frame_->Client()->UpdateRemoteViewportIntersection(viewport_intersection);
}
void RemoteFrameClientImpl::AdvanceFocus(WebFocusType type,
LocalFrame* source) {
web_frame_->Client()->AdvanceFocus(type,
WebLocalFrameImpl::FromFrame(source));
}
void RemoteFrameClientImpl::VisibilityChanged(bool visible) {
web_frame_->Client()->VisibilityChanged(visible);
}
void RemoteFrameClientImpl::SetIsInert(bool inert) {
web_frame_->Client()->SetIsInert(inert);
}
void RemoteFrameClientImpl::SetInheritedEffectiveTouchAction(
TouchAction touch_action) {
web_frame_->Client()->SetInheritedEffectiveTouchAction(touch_action);
}
void RemoteFrameClientImpl::UpdateRenderThrottlingStatus(
bool is_throttled,
bool subtree_throttled) {
web_frame_->Client()->UpdateRenderThrottlingStatus(is_throttled,
subtree_throttled);
}
uint32_t RemoteFrameClientImpl::Print(const IntRect& rect,
cc::PaintCanvas* canvas) const {
return web_frame_->Client()->Print(rect, canvas);
}
} // namespace blink
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