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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);
virtual ~BlinkPlatformImpl();
// Platform methods (partial implementation):
virtual blink::WebThemeEngine* themeEngine();
virtual blink::WebFallbackThemeEngine* fallbackThemeEngine();
virtual blink::Platform::FileHandle databaseOpenFile(
const blink::WebString& vfs_file_name, int desired_flags);
virtual int databaseDeleteFile(const blink::WebString& vfs_file_name,
bool sync_dir);
virtual long databaseGetFileAttributes(
const blink::WebString& vfs_file_name);
virtual long long databaseGetFileSize(const blink::WebString& vfs_file_name);
virtual long long databaseGetSpaceAvailableForOrigin(
const blink::WebString& origin_identifier);
virtual bool databaseSetFileSize(
const blink::WebString& vfs_file_name, long long size);
virtual blink::WebString signedPublicKeyAndChallengeString(
unsigned key_size_index, const blink::WebString& challenge,
const blink::WebURL& url);
virtual size_t memoryUsageMB();
virtual size_t actualMemoryUsageMB();
virtual size_t physicalMemoryMB();
virtual size_t virtualMemoryLimitMB();
virtual bool isLowEndDeviceMode();
virtual size_t numberOfProcessors();
virtual bool processMemorySizesInBytes(size_t* private_bytes,
size_t* shared_bytes);
virtual bool memoryAllocatorWasteInBytes(size_t* size);
virtual blink::WebDiscardableMemory* allocateAndLockDiscardableMemory(
size_t bytes);
virtual size_t maxDecodedImageBytes();
virtual uint32_t getUniqueIdForProcess();
virtual blink::WebURLLoader* createURLLoader();
virtual blink::WebSocketHandle* createWebSocketHandle();
virtual blink::WebString userAgent();
virtual blink::WebData parseDataURL(
const blink::WebURL& url, blink::WebString& mimetype,
blink::WebString& charset);
virtual blink::WebURLError cancelledError(const blink::WebURL& url) const;
virtual bool isReservedIPAddress(const blink::WebString& host) const;
virtual bool portAllowed(const blink::WebURL& url) const;
virtual blink::WebThread* createThread(const char* name);
virtual blink::WebThread* currentThread();
virtual void yieldCurrentThread();
virtual blink::WebWaitableEvent* createWaitableEvent(
blink::WebWaitableEvent::ResetPolicy policy,
blink::WebWaitableEvent::InitialState state);
virtual blink::WebWaitableEvent* waitMultipleEvents(
const blink::WebVector<blink::WebWaitableEvent*>& events);
virtual void decrementStatsCounter(const char* name);
virtual void incrementStatsCounter(const char* name);
virtual void histogramCustomCounts(
const char* name, int sample, int min, int max, int bucket_count);
virtual void histogramEnumeration(
const char* name, int sample, int boundary_value);
virtual void histogramSparse(const char* name, int sample);
virtual const unsigned char* getTraceCategoryEnabledFlag(
const char* category_name);
virtual TraceEventAPIAtomicWord* getTraceSamplingState(
const unsigned thread_bucket);
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,
unsigned char 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);
virtual void updateTraceEventDuration(
const unsigned char* category_group_enabled,
const char* name,
TraceEventHandle);
virtual void registerMemoryDumpProvider(blink::WebMemoryDumpProvider* wmdp);
virtual void unregisterMemoryDumpProvider(blink::WebMemoryDumpProvider* wmdp);
virtual blink::WebProcessMemoryDump* createProcessMemoryDump();
virtual blink::Platform::WebMemoryAllocatorDumpGuid
createWebMemoryAllocatorDumpGuid(const blink::WebString& guidStr);
virtual blink::WebData loadResource(const char* name);
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name);
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name, int numeric_value);
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name, const blink::WebString& value);
virtual blink::WebString queryLocalizedString(
blink::WebLocalizedString::Name name,
const blink::WebString& value1, const blink::WebString& value2);
virtual void suddenTerminationChanged(bool enabled) { }
virtual double currentTime();
virtual double monotonicallyIncreasingTime();
virtual double systemTraceTime();
virtual void cryptographicallyRandomValues(
unsigned char* buffer, size_t length);
virtual blink::WebGestureCurve* createFlingAnimationCurve(
blink::WebGestureDevice device_source,
const blink::WebFloatPoint& velocity,
const blink::WebSize& cumulative_scroll);
virtual void didStartWorkerRunLoop();
virtual void didStopWorkerRunLoop();
virtual blink::WebCrypto* crypto();
virtual blink::WebGeofencingProvider* geofencingProvider();
virtual blink::WebNotificationManager* notificationManager();
virtual blink::WebPushProvider* pushProvider();
virtual blink::WebServicePortProvider* createServicePortProvider(
blink::WebServicePortProviderClient*);
virtual blink::WebPermissionClient* permissionClient();
virtual blink::WebSyncProvider* backgroundSyncProvider();
virtual blink::WebString domCodeStringFromEnum(int dom_code);
virtual int domEnumFromCodeString(const blink::WebString& codeString);
private:
void InternalInit();
void UpdateWebThreadTLS(blink::WebThread* thread);
bool IsMainThread() const;
scoped_refptr<base::SingleThreadTaskRunner> MainTaskRunnerForCurrentThread();
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> sync_provider_;
};
} // namespace content
#endif // CONTENT_CHILD_BLINK_PLATFORM_IMPL_H_
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