content/browser/renderer_host/render_view_host_factory.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/browser/renderer_host/render_view_host_factory.h"
   6
   7 #include "base/logging.h"
   8 #include "content/browser/renderer_host/render_view_host_impl.h"
   9
  10 namespace content {
  11
  12 // static
  13 RenderViewHostFactory* RenderViewHostFactory::factory_ = NULL;
  14
  15 // static
  16 RenderViewHost* RenderViewHostFactory::Create(
  17     SiteInstance* instance,
  18     RenderViewHostDelegate* delegate,
  19     RenderFrameHostDelegate* frame_delegate,
  20     RenderWidgetHostDelegate* widget_delegate,
  21     int routing_id,
  22     int main_frame_routing_id,
  23     bool swapped_out,
  24     bool hidden) {
  25   if (factory_) {
  26     return factory_->CreateRenderViewHost(instance, delegate, frame_delegate,
  27                                           widget_delegate, routing_id,
  28                                           main_frame_routing_id, swapped_out);
  29   }
  30   return new RenderViewHostImpl(instance, delegate, frame_delegate,
  31                                 widget_delegate, routing_id,
  32                                 main_frame_routing_id, swapped_out, hidden);
  33 }
  34
  35 // static
  36 void RenderViewHostFactory::RegisterFactory(RenderViewHostFactory* factory) {
  37   DCHECK(!factory_) << "Can't register two factories at once.";
  38   factory_ = factory;
  39 }
  40
  41 // static
  42 void RenderViewHostFactory::UnregisterFactory() {
  43   DCHECK(factory_) << "No factory to unregister.";
  44   factory_ = NULL;
  45 }
  46
  47 }  // namespace content