content/worker/websharedworkerclient_proxy.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_WORKER_WEBWORKERCLIENT_PROXY_H_
   6 #define CONTENT_WORKER_WEBWORKERCLIENT_PROXY_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "ipc/ipc_channel.h"
  11 #include "third_party/WebKit/public/platform/WebFileSystem.h"
  12 #include "third_party/WebKit/public/platform/WebFileSystemType.h"
  13 #include "third_party/WebKit/public/web/WebSharedWorkerClient.h"
  14 #include "third_party/WebKit/public/web/WebStorageQuotaCallbacks.h"
  15 #include "third_party/WebKit/public/web/WebStorageQuotaType.h"
  16
  17 namespace WebKit {
  18 class WebApplicationCacheHost;
  19 class WebApplicationCacheHostClient;
  20 class WebFrame;
  21 }
  22
  23 namespace content {
  24
  25 class SharedWorkerDevToolsAgent;
  26 class WebSharedWorkerStub;
  27
  28 // This class receives IPCs from the renderer and calls the WebCore::Worker
  29 // implementation (after the data types have been converted by glue code).  It
  30 // is also called by the worker code and converts these function calls into
  31 // IPCs that are sent to the renderer, where they're converted back to function
  32 // calls by WebWorkerProxy.
  33 class WebSharedWorkerClientProxy : public WebKit::WebSharedWorkerClient {
  34  public:
  35   WebSharedWorkerClientProxy(int route_id, WebSharedWorkerStub* stub);
  36   virtual ~WebSharedWorkerClientProxy();
  37
  38   // WebSharedWorkerClient implementation.
  39   virtual void postMessageToWorkerObject(
  40       const WebKit::WebString& message,
  41       const WebKit::WebMessagePortChannelArray& channel);
  42   virtual void postExceptionToWorkerObject(
  43       const WebKit::WebString& error_message,
  44       int line_number,
  45       const WebKit::WebString& source_url);
  46   // TODO(caseq): The overload before is obsolete and is preserved for
  47   // WebKit/chromium compatibility only (pure virtual is base class).
  48   // Should be removed once WebKit part is updated.
  49   virtual void postConsoleMessageToWorkerObject(
  50       int destination,
  51       int source,
  52       int type,
  53       int level,
  54       const WebKit::WebString& message,
  55       int line_number,
  56       const WebKit::WebString& source_url) {
  57   }
  58   virtual void postConsoleMessageToWorkerObject(
  59       int source,
  60       int type,
  61       int level,
  62       const WebKit::WebString& message,
  63       int line_number,
  64       const WebKit::WebString& source_url);
  65   virtual void confirmMessageFromWorkerObject(bool has_pending_activity);
  66   virtual void reportPendingActivity(bool has_pending_activity);
  67   virtual void workerContextClosed();
  68   virtual void workerContextDestroyed();
  69
  70   virtual WebKit::WebNotificationPresenter* notificationPresenter();
  71
  72   virtual WebKit::WebApplicationCacheHost* createApplicationCacheHost(
  73       WebKit::WebApplicationCacheHostClient* client);
  74
  75   virtual bool allowDatabase(WebKit::WebFrame* frame,
  76                              const WebKit::WebString& name,
  77                              const WebKit::WebString& display_name,
  78                              unsigned long estimated_size);
  79   virtual bool allowFileSystem();
  80   virtual void openFileSystem(
  81                               WebKit::WebFileSystemType type,
  82                               long long size,
  83                               bool create,
  84                               WebKit::WebFileSystemCallbacks* callbacks);
  85   virtual bool allowIndexedDB(const WebKit::WebString&);
  86   virtual void queryUsageAndQuota(WebKit::WebStorageQuotaType,
  87                                   WebKit::WebStorageQuotaCallbacks*);
  88   virtual void dispatchDevToolsMessage(const WebKit::WebString&);
  89   virtual void saveDevToolsAgentState(const WebKit::WebString&);
  90
  91   void EnsureWorkerContextTerminates();
  92
  93   void set_devtools_agent(SharedWorkerDevToolsAgent* devtools_agent) {
  94     devtools_agent_ = devtools_agent;
  95   }
  96
  97  private:
  98   bool Send(IPC::Message* message);
  99
 100   int route_id_;
 101   int appcache_host_id_;
 102   WebSharedWorkerStub* stub_;
 103   base::WeakPtrFactory<WebSharedWorkerClientProxy> weak_factory_;
 104   SharedWorkerDevToolsAgent* devtools_agent_;
 105
 106   DISALLOW_COPY_AND_ASSIGN(WebSharedWorkerClientProxy);
 107 };
 108
 109 }  // namespace content
 110
 111 #endif  // CONTENT_WORKER_WEBWORKERCLIENT_PROXY_H_