content/renderer/render_process.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_RENDER_PROCESS_H_
   6 #define CONTENT_RENDERER_RENDER_PROCESS_H_
   7
   8 #include "content/child/child_process.h"
   9
  10 namespace content {
  11
  12 // A abstract interface representing the renderer end of the browser<->renderer
  13 // connection. The opposite end is the RenderProcessHost. This is a singleton
  14 // object for each renderer.
  15 //
  16 // RenderProcessImpl implements this interface for the regular browser.
  17 // MockRenderProcess implements this interface for certain tests, especially
  18 // ones derived from RenderViewTest.
  19 class RenderProcess : public ChildProcess {
  20  public:
  21   RenderProcess() {}
  22   virtual ~RenderProcess() {}
  23
  24   // Keep track of the cumulative set of enabled bindings for this process,
  25   // across any view.
  26   virtual void AddBindings(int bindings) = 0;
  27
  28   // The cumulative set of enabled bindings for this process.
  29   virtual int GetEnabledBindings() const = 0;
  30
  31   // Returns a pointer to the RenderProcess singleton instance. Assuming that
  32   // we're actually a renderer or a renderer test, this static cast will
  33   // be correct.
  34   static RenderProcess* current() {
  35     return static_cast<RenderProcess*>(ChildProcess::current());
  36   }
  37
  38  private:
  39   DISALLOW_COPY_AND_ASSIGN(RenderProcess);
  40 };
  41
  42 }  // namespace content
  43
  44 #endif  // CONTENT_RENDERER_RENDER_PROCESS_H_