cef/libcef/renderer/chrome/chrome_content_renderer_cli...

131 lines
4.7 KiB
C++

// Copyright 2020 The Chromium Embedded Framework Authors.
// Portions copyright 2012 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 "cef/libcef/renderer/chrome/chrome_content_renderer_client_cef.h"
#include "cef/libcef/renderer/render_frame_observer.h"
#include "cef/libcef/renderer/render_manager.h"
#include "cef/libcef/renderer/thread_util.h"
#include "chrome/renderer/printing/chrome_print_render_frame_helper_delegate.h"
#include "content/public/renderer/render_frame.h"
#include "content/public/renderer/render_thread.h"
#include "third_party/blink/public/web/web_view.h"
ChromeContentRendererClientCef::ChromeContentRendererClientCef()
: render_manager_(new CefRenderManager) {}
ChromeContentRendererClientCef::~ChromeContentRendererClientCef() = default;
scoped_refptr<base::SingleThreadTaskRunner>
ChromeContentRendererClientCef::GetCurrentTaskRunner() {
// Check if currently on the render thread.
if (CEF_CURRENTLY_ON_RT()) {
return render_task_runner_;
}
return nullptr;
}
void ChromeContentRendererClientCef::RenderThreadStarted() {
ChromeContentRendererClient::RenderThreadStarted();
render_task_runner_ = base::SingleThreadTaskRunner::GetCurrentDefault();
}
void ChromeContentRendererClientCef::RenderThreadConnected() {
ChromeContentRendererClient::RenderThreadConnected();
render_manager_->RenderThreadConnected();
}
void ChromeContentRendererClientCef::RenderFrameCreated(
content::RenderFrame* render_frame) {
// Will delete itself when no longer needed.
CefRenderFrameObserver* render_frame_observer =
new CefRenderFrameObserver(render_frame);
bool browser_created;
std::optional<bool> is_windowless;
std::optional<bool> print_preview_enabled;
render_manager_->RenderFrameCreated(render_frame, render_frame_observer,
browser_created, is_windowless,
print_preview_enabled);
if (browser_created) {
OnBrowserCreated(render_frame->GetWebView(), is_windowless);
}
if (print_preview_enabled.has_value()) {
// This value will be used when the when ChromeContentRendererClient
// creates the new ChromePrintRenderFrameHelperDelegate below.
ChromePrintRenderFrameHelperDelegate::SetNextPrintPreviewEnabled(
*print_preview_enabled);
}
ChromeContentRendererClient::RenderFrameCreated(render_frame);
}
void ChromeContentRendererClientCef::WebViewCreated(
blink::WebView* web_view,
bool was_created_by_renderer,
const url::Origin* outermost_origin) {
ChromeContentRendererClient::WebViewCreated(web_view, was_created_by_renderer,
outermost_origin);
bool browser_created;
std::optional<bool> is_windowless;
std::optional<bool> print_preview_enabled;
render_manager_->WebViewCreated(web_view, browser_created, is_windowless,
print_preview_enabled);
if (browser_created) {
OnBrowserCreated(web_view, is_windowless);
}
}
void ChromeContentRendererClientCef::DevToolsAgentAttached() {
// WebWorkers may be creating agents on a different thread.
if (!render_task_runner_->BelongsToCurrentThread()) {
render_task_runner_->PostTask(
FROM_HERE,
base::BindOnce(&ChromeContentRendererClientCef::DevToolsAgentAttached,
base::Unretained(this)));
return;
}
render_manager_->DevToolsAgentAttached();
}
void ChromeContentRendererClientCef::DevToolsAgentDetached() {
// WebWorkers may be creating agents on a different thread.
if (!render_task_runner_->BelongsToCurrentThread()) {
render_task_runner_->PostTask(
FROM_HERE,
base::BindOnce(&ChromeContentRendererClientCef::DevToolsAgentDetached,
base::Unretained(this)));
return;
}
render_manager_->DevToolsAgentDetached();
}
void ChromeContentRendererClientCef::ExposeInterfacesToBrowser(
mojo::BinderMap* binders) {
ChromeContentRendererClient::ExposeInterfacesToBrowser(binders);
render_manager_->ExposeInterfacesToBrowser(binders);
}
void ChromeContentRendererClientCef::OnBrowserCreated(
blink::WebView* web_view,
std::optional<bool> is_windowless) {
#if BUILDFLAG(IS_MAC)
const bool windowless = is_windowless.has_value() && *is_windowless;
// FIXME: It would be better if this API would be a callback from the
// WebKit layer, or if it would be exposed as an WebView instance method; the
// current implementation uses a static variable, and WebKit needs to be
// patched in order to make it work for each WebView instance
web_view->SetUseExternalPopupMenusThisInstance(!windowless);
#endif
}