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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 "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 "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;
}
namespace content {
class BackgroundSyncProvider;
class FlingCurveConfiguration;
class NotificationDispatcher;
class PermissionDispatcher;
class PushDispatcher;
class ThreadSafeSender;
class WebCryptoImpl;
class WebGeofencingProviderImpl;
class WebMemoryDumpProviderAdapter;
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::WebString& origin_identifier) 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) override;
size_t memoryUsageMB() override;
size_t actualMemoryUsageMB() override;
size_t physicalMemoryMB() override;
size_t virtualMemoryLimitMB() override;
bool isLowEndDeviceMode() override;
size_t numberOfProcessors() override;
bool processMemorySizesInBytes(size_t* private_bytes,
size_t* shared_bytes) override;
bool memoryAllocatorWasteInBytes(size_t* size) override;
blink::WebDiscardableMemory* allocateAndLockDiscardableMemory(
size_t bytes) 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;
blink::WebThread* createThread(const char* name) override;
blink::WebThread* currentThread() override;
void yieldCurrentThread() override;
blink::WebWaitableEvent* createWaitableEvent(
blink::WebWaitableEvent::ResetPolicy policy,
blink::WebWaitableEvent::InitialState state) override;
blink::WebWaitableEvent* waitMultipleEvents(
const blink::WebVector<blink::WebWaitableEvent*>& events) override;
void decrementStatsCounter(const char* name) override;
void incrementStatsCounter(const char* name) override;
void histogramCustomCounts(const char* name,
int sample,
int min,
int max,
int bucket_count) override;
void histogramEnumeration(const char* name,
int sample,
int boundary_value) override;
void histogramSparse(const char* name, int sample) override;
const unsigned char* getTraceCategoryEnabledFlag(
const char* category_name) override;
TraceEventAPIAtomicWord* getTraceSamplingState(
const unsigned thread_bucket) override;
virtual TraceEventHandle addTraceEvent(
char phase,
const unsigned char* category_group_enabled,
const char* name,
unsigned long long id,
unsigned long long bind_id,
double timestamp,
int num_args,
const char** arg_names,
const unsigned char* arg_types,
const unsigned long long* arg_values,
blink::WebConvertableToTraceFormat* convertable_values,
unsigned int flags);
virtual TraceEventHandle addTraceEvent(
char phase,
const unsigned char* category_group_enabled,
const char* name,
unsigned long long id,
double timestamp,
int num_args,
const char** arg_names,
const unsigned char* arg_types,
const unsigned long long* arg_values,
blink::WebConvertableToTraceFormat* convertable_values,
unsigned char flags);
void updateTraceEventDuration(const unsigned char* category_group_enabled,
const char* name,
TraceEventHandle) override;
void registerMemoryDumpProvider(blink::WebMemoryDumpProvider* wmdp,
const char* name) override;
void unregisterMemoryDumpProvider(
blink::WebMemoryDumpProvider* wmdp) override;
blink::WebProcessMemoryDump* createProcessMemoryDump() override;
blink::Platform::WebMemoryAllocatorDumpGuid createWebMemoryAllocatorDumpGuid(
const blink::WebString& guidStr) 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 {}
double currentTimeSeconds() override;
double monotonicallyIncreasingTimeSeconds() override;
double systemTraceTime() override;
void cryptographicallyRandomValues(unsigned char* buffer,
size_t length) override;
blink::WebGestureCurve* createFlingAnimationCurve(
blink::WebGestureDevice device_source,
const blink::WebFloatPoint& velocity,
const blink::WebSize& cumulative_scroll) override;
void didStartWorkerRunLoop() override;
void didStopWorkerRunLoop() 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;
private:
void InternalInit();
void UpdateWebThreadTLS(blink::WebThread* thread);
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::WebMemoryDumpProvider*,
scoped_ptr<WebMemoryDumpProviderAdapter>>
memory_dump_providers_;
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_;
};
} // namespace content
#endif // CONTENT_CHILD_BLINK_PLATFORM_IMPL_H_
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