android_webview/browser/gl_view_renderer_manager.h

   1 // Copyright 2013 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 ANDROID_WEBVIEW_BROWSER_GL_VIEW_RENDERER_MANAGER_H_
   6 #define ANDROID_WEBVIEW_BROWSER_GL_VIEW_RENDERER_MANAGER_H_
   7
   8 #include <list>
   9
  10 #include "base/basictypes.h"
  11
  12 namespace android_webview {
  13
  14 class BrowserViewRenderer;
  15
  16 class GLViewRendererManager {
  17   typedef std::list<BrowserViewRenderer*> ListType;
  18  public:
  19   typedef ListType::iterator Key;
  20
  21   GLViewRendererManager();
  22   ~GLViewRendererManager();
  23
  24   // If |key| is NullKey(), then |view| is inserted at the front and a new key
  25   // is returned. Otherwise |key| must point to |view| which is moved to the
  26   // front.
  27   Key DidDrawGL(Key key, BrowserViewRenderer* view);
  28
  29   void NoLongerExpectsDrawGL(Key key);
  30
  31   BrowserViewRenderer* GetMostRecentlyDrawn() const;
  32
  33   Key NullKey();
  34
  35  private:
  36   ListType mru_list_;
  37
  38   DISALLOW_COPY_AND_ASSIGN(GLViewRendererManager);
  39 };
  40
  41 }  // namespace android_webview
  42
  43 #endif  // ANDROID_WEBVIEW_BROWSER_GL_VIEW_RENDERER_MANAGER_H_