cef/libcef/browser/browser_platform_delegate_c...

130 lines
4.8 KiB
C++

// Copyright 2015 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_platform_delegate.h"
#include <utility>
#include "libcef/browser/context.h"
#include "base/memory/ptr_util.h"
#include "build/build_config.h"
#include "libcef/browser/browser_host_base.h"
#include "libcef/browser/chrome/browser_platform_delegate_chrome.h"
#include "libcef/browser/extensions/browser_platform_delegate_background.h"
#include "libcef/features/runtime_checks.h"
#if defined(OS_WIN)
#include "libcef/browser/native/browser_platform_delegate_native_win.h"
#include "libcef/browser/osr/browser_platform_delegate_osr_win.h"
#elif defined(OS_MAC)
#include "libcef/browser/native/browser_platform_delegate_native_mac.h"
#include "libcef/browser/osr/browser_platform_delegate_osr_mac.h"
#elif defined(OS_LINUX)
#include "libcef/browser/native/browser_platform_delegate_native_linux.h"
#include "libcef/browser/osr/browser_platform_delegate_osr_linux.h"
#else
#error A delegate implementation is not available for your platform.
#endif
#if defined(USE_AURA)
#include "libcef/browser/views/browser_platform_delegate_views.h"
#endif
namespace {
std::unique_ptr<CefBrowserPlatformDelegateNative> CreateNativeDelegate(
const CefWindowInfo& window_info,
SkColor background_color) {
#if defined(OS_WIN)
return std::make_unique<CefBrowserPlatformDelegateNativeWin>(
window_info, background_color);
#elif defined(OS_MAC)
return std::make_unique<CefBrowserPlatformDelegateNativeMac>(
window_info, background_color);
#elif defined(OS_LINUX)
return std::make_unique<CefBrowserPlatformDelegateNativeLinux>(
window_info, background_color);
#endif
}
std::unique_ptr<CefBrowserPlatformDelegateOsr> CreateOSRDelegate(
std::unique_ptr<CefBrowserPlatformDelegateNative> native_delegate,
bool use_shared_texture,
bool use_external_begin_frame) {
#if defined(OS_WIN)
return std::make_unique<CefBrowserPlatformDelegateOsrWin>(
std::move(native_delegate), use_shared_texture, use_external_begin_frame);
#elif defined(OS_MAC)
return std::make_unique<CefBrowserPlatformDelegateOsrMac>(
std::move(native_delegate));
#elif defined(OS_LINUX)
return std::make_unique<CefBrowserPlatformDelegateOsrLinux>(
std::move(native_delegate), use_external_begin_frame);
#endif
}
} // namespace
// static
std::unique_ptr<CefBrowserPlatformDelegate> CefBrowserPlatformDelegate::Create(
const CefBrowserCreateParams& create_params) {
const bool is_windowless =
create_params.window_info &&
create_params.window_info->windowless_rendering_enabled &&
create_params.client && create_params.client->GetRenderHandler().get();
const SkColor background_color = CefContext::Get()->GetBackgroundColor(
&create_params.settings, is_windowless ? STATE_ENABLED : STATE_DISABLED);
if (cef::IsChromeRuntimeEnabled()) {
// CefWindowInfo is not used in this case.
std::unique_ptr<CefBrowserPlatformDelegateNative> native_delegate =
CreateNativeDelegate(CefWindowInfo(), background_color);
return std::make_unique<CefBrowserPlatformDelegateChrome>(
std::move(native_delegate));
}
if (create_params.window_info) {
std::unique_ptr<CefBrowserPlatformDelegateNative> native_delegate =
CreateNativeDelegate(*create_params.window_info.get(),
background_color);
if (is_windowless) {
REQUIRE_ALLOY_RUNTIME();
const bool use_shared_texture =
create_params.window_info &&
create_params.window_info->shared_texture_enabled;
const bool use_external_begin_frame =
create_params.window_info &&
create_params.window_info->external_begin_frame_enabled;
return CreateOSRDelegate(std::move(native_delegate), use_shared_texture,
use_external_begin_frame);
}
return std::move(native_delegate);
} else if (create_params.extension_host_type ==
extensions::VIEW_TYPE_EXTENSION_BACKGROUND_PAGE) {
// Creating a background extension host without a window.
std::unique_ptr<CefBrowserPlatformDelegateNative> native_delegate =
CreateNativeDelegate(CefWindowInfo(), background_color);
return std::make_unique<CefBrowserPlatformDelegateBackground>(
std::move(native_delegate));
}
#if defined(USE_AURA)
else {
// CefWindowInfo is not used in this case.
std::unique_ptr<CefBrowserPlatformDelegateNative> native_delegate =
CreateNativeDelegate(CefWindowInfo(), background_color);
return std::make_unique<CefBrowserPlatformDelegateViews>(
std::move(native_delegate),
static_cast<CefBrowserViewImpl*>(create_params.browser_view.get()));
}
#endif // defined(USE_AURA)
NOTREACHED();
return nullptr;
}