cef/libcef/browser/browser_frame.cc

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// Copyright 2021 The Chromium Embedded Framework 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 "libcef/browser/browser_frame.h"
#include "libcef/browser/browser_host_base.h"
#include "libcef/browser/thread_util.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_observer.h"
#include "mojo/public/cpp/bindings/self_owned_receiver.h"
CefBrowserFrame::CefBrowserFrame(
content::RenderFrameHost* render_frame_host,
mojo::PendingReceiver<cef::mojom::BrowserFrame> receiver)
: FrameServiceBase(render_frame_host, std::move(receiver)) {}
CefBrowserFrame::~CefBrowserFrame() = default;
// static
void CefBrowserFrame::RegisterBrowserInterfaceBindersForFrame(
content::RenderFrameHost* render_frame_host,
mojo::BinderMapWithContext<content::RenderFrameHost*>* map) {
map->Add<cef::mojom::BrowserFrame>(base::BindRepeating(
[](content::RenderFrameHost* frame_host,
mojo::PendingReceiver<cef::mojom::BrowserFrame> receiver) {
// This object is bound to the lifetime of |frame_host| and the mojo
// connection. See DocumentServiceBase for details.
new CefBrowserFrame(frame_host, std::move(receiver));
}));
}
void CefBrowserFrame::SendMessage(const std::string& name,
base::Value::List arguments) {
// Always send to the newly created RFH, which may be speculative when
// navigating cross-origin.
if (auto host = GetFrameHost(/*prefer_speculative=*/true)) {
host->SendMessage(name, std::move(arguments));
}
}
void CefBrowserFrame::SendSharedMemoryRegion(
const std::string& name,
base::ReadOnlySharedMemoryRegion region) {
// Always send to the newly created RFH, which may be speculative when
// navigating cross-origin.
if (auto host = GetFrameHost(/*prefer_speculative=*/true)) {
host->SendSharedMemoryRegion(name, std::move(region));
}
}
void CefBrowserFrame::FrameAttached(
mojo::PendingRemote<cef::mojom::RenderFrame> render_frame,
bool reattached) {
// Always send to the newly created RFH, which may be speculative when
// navigating cross-origin.
if (auto host = GetFrameHost(/*prefer_speculative=*/true)) {
host->FrameAttached(std::move(render_frame), reattached);
}
}
void CefBrowserFrame::UpdateDraggableRegions(
absl::optional<std::vector<cef::mojom::DraggableRegionEntryPtr>> regions) {
if (auto host = GetFrameHost()) {
host->UpdateDraggableRegions(std::move(regions));
}
}
CefRefPtr<CefFrameHostImpl> CefBrowserFrame::GetFrameHost(
bool prefer_speculative) const {
CEF_REQUIRE_UIT();
auto rfh = render_frame_host();
if (auto browser = CefBrowserHostBase::GetBrowserForHost(rfh)) {
return browser->browser_info()->GetFrameForHost(rfh, nullptr,
prefer_speculative);
}
DCHECK(false);
return nullptr;
}