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// Copyright (c) 2012 The Chromium Embedded Framework Authors.
// Portions copyright (c) 2011 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 "include/cef_browser.h"
#include "libcef/browser/alloy/alloy_browser_host_impl.h"
#include "libcef/browser/chrome/chrome_browser_host_impl.h"
#include "libcef/browser/chrome/views/chrome_child_window.h"
#include "libcef/browser/context.h"
#include "libcef/browser/thread_util.h"
#include "libcef/features/runtime.h"
namespace {
class CreateBrowserHelper {
public:
CreateBrowserHelper(const CefWindowInfo& windowInfo,
CefRefPtr<CefClient> client,
const CefString& url,
const CefBrowserSettings& settings,
CefRefPtr<CefDictionaryValue> extra_info,
CefRefPtr<CefRequestContext> request_context)
: window_info_(windowInfo),
client_(client),
url_(url),
settings_(settings),
extra_info_(extra_info),
request_context_(request_context) {}
void Run() {
CefBrowserHost::CreateBrowserSync(window_info_, client_, url_, settings_,
extra_info_, request_context_);
}
CefWindowInfo window_info_;
CefRefPtr<CefClient> client_;
CefString url_;
CefBrowserSettings settings_;
CefRefPtr<CefDictionaryValue> extra_info_;
CefRefPtr<CefRequestContext> request_context_;
};
} // namespace
// static
bool CefBrowserHost::CreateBrowser(
const CefWindowInfo& windowInfo,
CefRefPtr<CefClient> client,
const CefString& url,
const CefBrowserSettings& settings,
CefRefPtr<CefDictionaryValue> extra_info,
CefRefPtr<CefRequestContext> request_context) {
// Verify that the context is in a valid state.
if (!CONTEXT_STATE_VALID()) {
NOTREACHED() << "context not valid";
return false;
}
// Verify that the settings structure is a valid size.
if (settings.size != sizeof(cef_browser_settings_t)) {
NOTREACHED() << "invalid CefBrowserSettings structure size";
return false;
}
// Verify windowless rendering requirements.
if (windowInfo.windowless_rendering_enabled &&
!client->GetRenderHandler().get()) {
NOTREACHED() << "CefRenderHandler implementation is required";
return false;
}
if (windowInfo.windowless_rendering_enabled &&
!CefContext::Get()->settings().windowless_rendering_enabled) {
LOG(ERROR) << "Creating a windowless browser without setting "
"CefSettings.windowless_rendering_enabled may result in "
"reduced performance or runtime errors.";
}
if (!request_context) {
request_context = CefRequestContext::GetGlobalContext();
}
auto helper = std::make_unique<CreateBrowserHelper>(
windowInfo, client, url, settings, extra_info, request_context);
auto request_context_impl =
static_cast<CefRequestContextImpl*>(request_context.get());
// Wait for the browser context to be initialized before creating the browser.
request_context_impl->ExecuteWhenBrowserContextInitialized(base::BindOnce(
[](std::unique_ptr<CreateBrowserHelper> helper) {
// Always execute asynchronously to avoid potential issues if we're
// being called synchronously during app initialization.
CEF_POST_TASK(CEF_UIT, base::BindOnce(&CreateBrowserHelper::Run,
std::move(helper)));
},
std::move(helper)));
return true;
}
// static
CefRefPtr<CefBrowser> CefBrowserHost::CreateBrowserSync(
const CefWindowInfo& windowInfo,
CefRefPtr<CefClient> client,
const CefString& url,
const CefBrowserSettings& settings,
CefRefPtr<CefDictionaryValue> extra_info,
CefRefPtr<CefRequestContext> request_context) {
// Verify that the context is in a valid state.
if (!CONTEXT_STATE_VALID()) {
NOTREACHED() << "context not valid";
return nullptr;
}
// Verify that the settings structure is a valid size.
if (settings.size != sizeof(cef_browser_settings_t)) {
NOTREACHED() << "invalid CefBrowserSettings structure size";
return nullptr;
}
if (!request_context) {
request_context = CefRequestContext::GetGlobalContext();
}
// Verify that the browser context is valid.
auto request_context_impl =
static_cast<CefRequestContextImpl*>(request_context.get());
if (!request_context_impl->VerifyBrowserContext()) {
return nullptr;
}
// Verify windowless rendering requirements.
if (windowInfo.windowless_rendering_enabled &&
!client->GetRenderHandler().get()) {
NOTREACHED() << "CefRenderHandler implementation is required";
return nullptr;
}
CefBrowserCreateParams create_params;
create_params.MaybeSetWindowInfo(windowInfo);
create_params.client = client;
create_params.url = url;
create_params.settings = settings;
create_params.extra_info = extra_info;
create_params.request_context = request_context;
return CefBrowserHostBase::Create(create_params);
}
void CefBrowserCreateParams::MaybeSetWindowInfo(
const CefWindowInfo& new_window_info) {
if (!cef::IsChromeRuntimeEnabled() ||
chrome_child_window::HasParentHandle(new_window_info)) {
window_info = std::make_unique<CefWindowInfo>(new_window_info);
}
}
// static
CefRefPtr<CefBrowserHostBase> CefBrowserHostBase::Create(
CefBrowserCreateParams& create_params) {
if (cef::IsChromeRuntimeEnabled()) {
if (auto browser =
chrome_child_window::MaybeCreateChildBrowser(create_params)) {
return browser.get();
}
auto browser = ChromeBrowserHostImpl::Create(create_params);
return browser.get();
}
auto browser = AlloyBrowserHostImpl::Create(create_params);
return browser.get();
}
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