content/renderer/renderer_webkitplatformsupport_impl.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_RENDERER_RENDERER_WEBKITPLATFORMSUPPORT_IMPL_H_
   6 #define CONTENT_RENDERER_RENDERER_WEBKITPLATFORMSUPPORT_IMPL_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/platform_file.h"
  11 #include "content/child/webkitplatformsupport_impl.h"
  12 #include "content/common/content_export.h"
  13 #include "content/renderer/webpublicsuffixlist_impl.h"
  14 #include "third_party/WebKit/public/platform/WebGraphicsContext3D.h"
  15 #include "third_party/WebKit/public/platform/WebIDBFactory.h"
  16 #include "webkit/renderer/compositor_bindings/web_compositor_support_impl.h"
  17
  18 namespace base {
  19 class MessageLoopProxy;
  20 }
  21
  22 namespace cc {
  23 class ContextProvider;
  24 }
  25
  26 namespace IPC {
  27 class SyncMessageFilter;
  28 }
  29
  30 namespace blink {
  31 class WebDeviceMotionData;
  32 class WebDeviceOrientationData;
  33 class WebGraphicsContext3DProvider;
  34 }
  35
  36 namespace content {
  37 class DeviceMotionEventPump;
  38 class DeviceOrientationEventPump;
  39 class QuotaMessageFilter;
  40 class RendererClipboardClient;
  41 class ThreadSafeSender;
  42 class WebClipboardImpl;
  43 class WebCryptoImpl;
  44 class WebDatabaseObserverImpl;
  45 class WebFileSystemImpl;
  46
  47 class CONTENT_EXPORT RendererWebKitPlatformSupportImpl
  48     : public WebKitPlatformSupportImpl {
  49  public:
  50   RendererWebKitPlatformSupportImpl();
  51   virtual ~RendererWebKitPlatformSupportImpl();
  52
  53   void set_plugin_refresh_allowed(bool plugin_refresh_allowed) {
  54     plugin_refresh_allowed_ = plugin_refresh_allowed;
  55   }
  56   // Platform methods:
  57   virtual blink::WebClipboard* clipboard();
  58   virtual blink::WebMimeRegistry* mimeRegistry();
  59   virtual blink::WebFileUtilities* fileUtilities();
  60   virtual blink::WebSandboxSupport* sandboxSupport();
  61   virtual blink::WebCookieJar* cookieJar();
  62   virtual blink::WebThemeEngine* themeEngine();
  63   virtual blink::WebSpeechSynthesizer* createSpeechSynthesizer(
  64       blink::WebSpeechSynthesizerClient* client);
  65   virtual bool sandboxEnabled();
  66   virtual unsigned long long visitedLinkHash(
  67       const char* canonicalURL, size_t length);
  68   virtual bool isLinkVisited(unsigned long long linkHash);
  69   virtual blink::WebMessagePortChannel* createMessagePortChannel();
  70   virtual blink::WebPrescientNetworking* prescientNetworking();
  71   virtual void cacheMetadata(
  72       const blink::WebURL&, double, const char*, size_t);
  73   virtual blink::WebString defaultLocale();
  74   virtual void suddenTerminationChanged(bool enabled);
  75   virtual blink::WebStorageNamespace* createLocalStorageNamespace();
  76   virtual blink::Platform::FileHandle databaseOpenFile(
  77       const blink::WebString& vfs_file_name, int desired_flags);
  78   virtual int databaseDeleteFile(const blink::WebString& vfs_file_name,
  79                                  bool sync_dir);
  80   virtual long databaseGetFileAttributes(
  81       const blink::WebString& vfs_file_name);
  82   virtual long long databaseGetFileSize(
  83       const blink::WebString& vfs_file_name);
  84   virtual long long databaseGetSpaceAvailableForOrigin(
  85       const blink::WebString& origin_identifier);
  86   virtual blink::WebString signedPublicKeyAndChallengeString(
  87       unsigned key_size_index,
  88       const blink::WebString& challenge,
  89       const blink::WebURL& url);
  90   virtual void getPluginList(bool refresh,
  91                              blink::WebPluginListBuilder* builder);
  92   virtual blink::WebPublicSuffixList* publicSuffixList();
  93   virtual void screenColorProfile(blink::WebVector<char>* to_profile);
  94   virtual blink::WebIDBFactory* idbFactory();
  95   virtual blink::WebFileSystem* fileSystem();
  96   virtual bool canAccelerate2dCanvas();
  97   virtual bool isThreadedCompositingEnabled();
  98   virtual double audioHardwareSampleRate();
  99   virtual size_t audioHardwareBufferSize();
 100   virtual unsigned audioHardwareOutputChannels();
 101   virtual blink::WebDatabaseObserver* databaseObserver();
 102
 103   // TODO(crogers): remove deprecated API as soon as WebKit calls new API.
 104   virtual blink::WebAudioDevice* createAudioDevice(
 105       size_t buffer_size, unsigned channels, double sample_rate,
 106       blink::WebAudioDevice::RenderCallback* callback);
 107   // TODO(crogers): remove deprecated API as soon as WebKit calls new API.
 108   virtual blink::WebAudioDevice* createAudioDevice(
 109       size_t buffer_size, unsigned input_channels, unsigned channels,
 110       double sample_rate, blink::WebAudioDevice::RenderCallback* callback);
 111
 112   virtual blink::WebAudioDevice* createAudioDevice(
 113       size_t buffer_size, unsigned input_channels, unsigned channels,
 114       double sample_rate, blink::WebAudioDevice::RenderCallback* callback,
 115       const blink::WebString& input_device_id);
 116
 117   virtual bool loadAudioResource(
 118       blink::WebAudioBus* destination_bus, const char* audio_file_data,
 119       size_t data_size, double sample_rate);
 120
 121   virtual blink::WebContentDecryptionModule* createContentDecryptionModule(
 122       const blink::WebString& key_system);
 123   virtual blink::WebMIDIAccessor*
 124       createMIDIAccessor(blink::WebMIDIAccessorClient* client);
 125
 126   virtual blink::WebBlobRegistry* blobRegistry();
 127   virtual void sampleGamepads(blink::WebGamepads&);
 128   virtual blink::WebString userAgent(const blink::WebURL& url);
 129   virtual blink::WebRTCPeerConnectionHandler* createRTCPeerConnectionHandler(
 130       blink::WebRTCPeerConnectionHandlerClient* client);
 131   virtual blink::WebMediaStreamCenter* createMediaStreamCenter(
 132       blink::WebMediaStreamCenterClient* client);
 133   virtual bool processMemorySizesInBytes(
 134       size_t* private_bytes, size_t* shared_bytes);
 135   virtual blink::WebGraphicsContext3D* createOffscreenGraphicsContext3D(
 136       const blink::WebGraphicsContext3D::Attributes& attributes);
 137   virtual blink::WebGraphicsContext3DProvider*
 138       createSharedOffscreenGraphicsContext3DProvider();
 139   virtual blink::WebCompositorSupport* compositorSupport();
 140   virtual blink::WebString convertIDNToUnicode(
 141       const blink::WebString& host, const blink::WebString& languages);
 142   virtual void setDeviceMotionListener(
 143       blink::WebDeviceMotionListener* listener) OVERRIDE;
 144   virtual void setDeviceOrientationListener(
 145       blink::WebDeviceOrientationListener* listener) OVERRIDE;
 146   virtual blink::WebCrypto* crypto() OVERRIDE;
 147   virtual void queryStorageUsageAndQuota(
 148       const blink::WebURL& storage_partition,
 149       blink::WebStorageQuotaType,
 150       blink::WebStorageQuotaCallbacks) OVERRIDE;
 151   virtual void vibrate(unsigned int milliseconds);
 152   virtual void cancelVibration();
 153
 154   // Disables the WebSandboxSupport implementation for testing.
 155   // Tests that do not set up a full sandbox environment should call
 156   // SetSandboxEnabledForTesting(false) _before_ creating any instances
 157   // of this class, to ensure that we don't attempt to use sandbox-related
 158   // file descriptors or other resources.
 159   //
 160   // Returns the previous |enable| value.
 161   static bool SetSandboxEnabledForTesting(bool enable);
 162
 163   // Set WebGamepads to return when sampleGamepads() is invoked.
 164   static void SetMockGamepadsForTesting(const blink::WebGamepads& pads);
 165   // Set WebDeviceMotionData to return when setDeviceMotionListener is invoked.
 166   static void SetMockDeviceMotionDataForTesting(
 167       const blink::WebDeviceMotionData& data);
 168   // Set WebDeviceOrientationData to return when setDeviceOrientationListener
 169   // is invoked.
 170   static void SetMockDeviceOrientationDataForTesting(
 171       const blink::WebDeviceOrientationData& data);
 172
 173   WebDatabaseObserverImpl* web_database_observer_impl() {
 174     return web_database_observer_impl_.get();
 175   }
 176
 177  private:
 178   bool CheckPreparsedJsCachingEnabled() const;
 179
 180   scoped_ptr<RendererClipboardClient> clipboard_client_;
 181   scoped_ptr<WebClipboardImpl> clipboard_;
 182
 183   class FileUtilities;
 184   scoped_ptr<FileUtilities> file_utilities_;
 185
 186   class MimeRegistry;
 187   scoped_ptr<MimeRegistry> mime_registry_;
 188
 189   class SandboxSupport;
 190   scoped_ptr<SandboxSupport> sandbox_support_;
 191
 192   // This counter keeps track of the number of times sudden termination is
 193   // enabled or disabled. It starts at 0 (enabled) and for every disable
 194   // increments by 1, for every enable decrements by 1. When it reaches 0,
 195   // we tell the browser to enable fast termination.
 196   int sudden_termination_disables_;
 197
 198   // If true, then a GetPlugins call is allowed to rescan the disk.
 199   bool plugin_refresh_allowed_;
 200
 201   scoped_ptr<blink::WebIDBFactory> web_idb_factory_;
 202
 203   scoped_ptr<blink::WebBlobRegistry> blob_registry_;
 204
 205   WebPublicSuffixListImpl public_suffix_list_;
 206
 207   scoped_ptr<DeviceMotionEventPump> device_motion_event_pump_;
 208   scoped_ptr<DeviceOrientationEventPump> device_orientation_event_pump_;
 209
 210   scoped_refptr<base::MessageLoopProxy> child_thread_loop_;
 211   scoped_refptr<IPC::SyncMessageFilter> sync_message_filter_;
 212   scoped_refptr<ThreadSafeSender> thread_safe_sender_;
 213   scoped_refptr<QuotaMessageFilter> quota_message_filter_;
 214
 215   scoped_ptr<WebDatabaseObserverImpl> web_database_observer_impl_;
 216
 217   webkit::WebCompositorSupportImpl compositor_support_;
 218
 219   scoped_ptr<WebCryptoImpl> web_crypto_;
 220
 221   DISALLOW_COPY_AND_ASSIGN(RendererWebKitPlatformSupportImpl);
 222 };
 223
 224 }  // namespace content
 225
 226 #endif  // CONTENT_RENDERER_RENDERER_WEBKITPLATFORMSUPPORT_IMPL_H_