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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.
#ifndef CONTENT_CHILD_BLINK_PLATFORM_IMPL_H_
#define CONTENT_CHILD_BLINK_PLATFORM_IMPL_H_
#include <stddef.h>
#include <stdint.h>
#include "base/compiler_specific.h"
#include "base/containers/scoped_ptr_hash_map.h"
#include "base/threading/thread_local_storage.h"
#include "base/timer/timer.h"
#include "base/trace_event/trace_event.h"
#include "build/build_config.h"
#include "components/webcrypto/webcrypto_impl.h"
#include "content/child/webfallbackthemeengine_impl.h"
#include "content/common/content_export.h"
#include "third_party/WebKit/public/platform/Platform.h"
#include "third_party/WebKit/public/platform/WebGestureDevice.h"
#include "third_party/WebKit/public/platform/WebURLError.h"
#include "ui/base/layout.h"
#if defined(USE_DEFAULT_RENDER_THEME)
#include "content/child/webthemeengine_impl_default.h"
#elif defined(OS_WIN)
#include "content/child/webthemeengine_impl_win.h"
#elif defined(OS_MACOSX)
#include "content/child/webthemeengine_impl_mac.h"
#elif defined(OS_ANDROID)
#include "content/child/webthemeengine_impl_android.h"
#endif
namespace base {
class MessageLoop;
class WaitableEvent;
}
namespace scheduler {
class WebThreadBase;
}
namespace content {
class BackgroundSyncProvider;
class FlingCurveConfiguration;
class NotificationDispatcher;
class PermissionDispatcher;
class PushDispatcher;
class ThreadSafeSender;
class TraceLogObserverAdapter;
class WebCryptoImpl;
class WebGeofencingProviderImpl;
class CONTENT_EXPORT BlinkPlatformImpl
: NON_EXPORTED_BASE(public blink::Platform) {
public:
BlinkPlatformImpl();
explicit BlinkPlatformImpl(
scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner);
~BlinkPlatformImpl() override;
// Platform methods (partial implementation):
blink::WebThemeEngine* themeEngine() override;
blink::WebFallbackThemeEngine* fallbackThemeEngine() override;
blink::Platform::FileHandle databaseOpenFile(
const blink::WebString& vfs_file_name,
int desired_flags) override;
int databaseDeleteFile(const blink::WebString& vfs_file_name,
bool sync_dir) override;
long databaseGetFileAttributes(
const blink::WebString& vfs_file_name) override;
long long databaseGetFileSize(const blink::WebString& vfs_file_name) override;
long long databaseGetSpaceAvailableForOrigin(
const blink::WebSecurityOrigin& origin) override;
bool databaseSetFileSize(const blink::WebString& vfs_file_name,
long long size) override;
blink::WebString signedPublicKeyAndChallengeString(
unsigned key_size_index,
const blink::WebString& challenge,
const blink::WebURL& url,
const blink::WebURL& top_origin) override;
size_t actualMemoryUsageMB() override;
size_t numberOfProcessors() override;
size_t maxDecodedImageBytes() override;
uint32_t getUniqueIdForProcess() override;
blink::WebURLLoader* createURLLoader() override;
blink::WebSocketHandle* createWebSocketHandle() override;
blink::WebString userAgent() override;
blink::WebData parseDataURL(const blink::WebURL& url,
blink::WebString& mimetype,
blink::WebString& charset) override;
blink::WebURLError cancelledError(const blink::WebURL& url) const override;
bool isReservedIPAddress(const blink::WebString& host) const override;
bool portAllowed(const blink::WebURL& url) const override;
bool parseMultipartHeadersFromBody(const char* bytes,
size_t size,
blink::WebURLResponse* response,
size_t* end) const override;
blink::WebThread* createThread(const char* name) override;
blink::WebThread* currentThread() override;
void recordAction(const blink::UserMetricsAction&) override;
blink::Platform::WebMemoryAllocatorDumpGuid createWebMemoryAllocatorDumpGuid(
const blink::WebString& guidStr) override;
void addTraceLogEnabledStateObserver(
blink::Platform::TraceLogEnabledStateObserver* observer) override;
void removeTraceLogEnabledStateObserver(
blink::Platform::TraceLogEnabledStateObserver* observer) override;
blink::WebData loadResource(const char* name) override;
blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name) override;
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name,
int numeric_value);
blink::WebString queryLocalizedString(blink::WebLocalizedString::Name name,
const blink::WebString& value) override;
blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name,
const blink::WebString& value1,
const blink::WebString& value2) override;
void suddenTerminationChanged(bool enabled) override {}
blink::WebThread* compositorThread() const override;
blink::WebGestureCurve* createFlingAnimationCurve(
blink::WebGestureDevice device_source,
const blink::WebFloatPoint& velocity,
const blink::WebSize& cumulative_scroll) override;
void didStartWorkerThread() override;
void willStopWorkerThread() override;
blink::WebCrypto* crypto() override;
blink::WebGeofencingProvider* geofencingProvider() override;
blink::WebNotificationManager* notificationManager() override;
blink::WebPushProvider* pushProvider() override;
blink::WebServicePortProvider* createServicePortProvider(
blink::WebServicePortProviderClient*) override;
blink::WebPermissionClient* permissionClient() override;
blink::WebSyncProvider* backgroundSyncProvider() override;
blink::WebString domCodeStringFromEnum(int dom_code) override;
int domEnumFromCodeString(const blink::WebString& codeString) override;
blink::WebString domKeyStringFromEnum(int dom_key) override;
int domKeyEnumFromString(const blink::WebString& key_string) override;
// This class does *not* own the compositor thread. It is the responsibility
// of the caller to ensure that the compositor thread is cleared before it is
// destructed.
void SetCompositorThread(scheduler::WebThreadBase* compositor_thread);
private:
void InternalInit();
void WaitUntilWebThreadTLSUpdate(scheduler::WebThreadBase* thread);
void UpdateWebThreadTLS(blink::WebThread* thread, base::WaitableEvent* event);
bool IsMainThread() const;
scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_;
WebThemeEngineImpl native_theme_engine_;
WebFallbackThemeEngineImpl fallback_theme_engine_;
base::ThreadLocalStorage::Slot current_thread_slot_;
webcrypto::WebCryptoImpl web_crypto_;
scoped_ptr<WebGeofencingProviderImpl> geofencing_provider_;
base::ScopedPtrHashMap<blink::Platform::TraceLogEnabledStateObserver*,
scoped_ptr<TraceLogObserverAdapter>>
trace_log_observers_;
scoped_refptr<ThreadSafeSender> thread_safe_sender_;
scoped_refptr<NotificationDispatcher> notification_dispatcher_;
scoped_refptr<PushDispatcher> push_dispatcher_;
scoped_ptr<PermissionDispatcher> permission_client_;
scoped_ptr<BackgroundSyncProvider> main_thread_sync_provider_;
scheduler::WebThreadBase* compositor_thread_;
};
} // namespace content
#endif // CONTENT_CHILD_BLINK_PLATFORM_IMPL_H_
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