content/public/common/content_client.cc

   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 #include "content/public/common/content_client.h"
   6
   7 #include "base/logging.h"
   8 #include "base/string_piece.h"
   9 #include "ui/gfx/image/image.h"
  10 #include "webkit/plugins/ppapi/host_globals.h"
  11 #include "webkit/user_agent/user_agent.h"
  12
  13 namespace content {
  14
  15 static ContentClient* g_client;
  16
  17 void SetContentClient(ContentClient* client) {
  18   g_client = client;
  19
  20   // Set the default user agent as provided by the client. We need to make
  21   // sure this is done before webkit_glue::GetUserAgent() is called (so that
  22   // the UA doesn't change).
  23   if (client) {
  24     webkit_glue::SetUserAgent(client->GetUserAgent(), false);
  25   }
  26 }
  27
  28 ContentClient* GetContentClient() {
  29   return g_client;
  30 }
  31
  32 const std::string& GetUserAgent(const GURL& url) {
  33   DCHECK(g_client);
  34   return webkit_glue::GetUserAgent(url);
  35 }
  36
  37 webkit::ppapi::HostGlobals* GetHostGlobals() {
  38   return webkit::ppapi::HostGlobals::Get();
  39 }
  40
  41 ContentClient::ContentClient()
  42     : browser_(NULL), plugin_(NULL), renderer_(NULL), utility_(NULL) {
  43 }
  44
  45 ContentClient::~ContentClient() {
  46 }
  47
  48 bool ContentClient::HasWebUIScheme(const GURL& url) const {
  49   return false;
  50 }
  51
  52 bool ContentClient::CanHandleWhileSwappedOut(const IPC::Message& message) {
  53   return false;
  54 }
  55
  56 std::string ContentClient::GetProduct() const {
  57   return std::string();
  58 }
  59
  60 std::string ContentClient::GetUserAgent() const {
  61   return std::string();
  62 }
  63
  64 string16 ContentClient::GetLocalizedString(int message_id) const {
  65   return string16();
  66 }
  67
  68 base::StringPiece ContentClient::GetDataResource(
  69     int resource_id,
  70     ui::ScaleFactor scale_factor) const {
  71   return base::StringPiece();
  72 }
  73
  74 gfx::Image& ContentClient::GetNativeImageNamed(int resource_id) const {
  75   CR_DEFINE_STATIC_LOCAL(gfx::Image, kEmptyImage, ());
  76   return kEmptyImage;
  77 }
  78
  79 #if defined(OS_WIN)
  80 bool ContentClient::SandboxPlugin(CommandLine* command_line,
  81                                   sandbox::TargetPolicy* policy) {
  82   return false;
  83 }
  84 #endif
  85
  86 #if defined(OS_MACOSX) && !defined(OS_IOS)
  87 bool ContentClient::GetSandboxProfileForSandboxType(
  88     int sandbox_type,
  89     int* sandbox_profile_resource_id) const {
  90   return false;
  91 }
  92
  93 std::string ContentClient::GetCarbonInterposePath() const {
  94   return std::string();
  95 }
  96 #endif
  97
  98 }  // namespace content