dom/ipc/ScreenManagerParent.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /* vim: set sw=4 ts=8 et tw=80 : */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_ScreenManagerParent_h
   8 #define mozilla_dom_ScreenManagerParent_h
   9
  10 #include "mozilla/dom/PScreenManagerParent.h"
  11 #include "nsIScreenManager.h"
  12
  13 namespace mozilla {
  14 namespace dom {
  15
  16 class ScreenManagerParent : public PScreenManagerParent
  17 {
  18  public:
  19   ScreenManagerParent(uint32_t* aNumberOfScreens,
  20                       float* aSystemDefaultScale,
  21                       bool* aSuccess);
  22   ~ScreenManagerParent() {};
  23
  24   virtual bool AnswerRefresh(uint32_t* aNumberOfScreens,
  25                              float* aSystemDefaultScale,
  26                              bool* aSuccess) MOZ_OVERRIDE;
  27
  28   virtual bool AnswerScreenRefresh(const uint32_t& aId,
  29                                    ScreenDetails* aRetVal,
  30                                    bool* aSuccess) MOZ_OVERRIDE;
  31
  32   virtual void ActorDestroy(ActorDestroyReason aWhy) MOZ_OVERRIDE;
  33
  34   virtual bool AnswerGetPrimaryScreen(ScreenDetails* aRetVal,
  35                                       bool* aSuccess) MOZ_OVERRIDE;
  36
  37   virtual bool AnswerScreenForRect(const int32_t& aLeft,
  38                                    const int32_t& aTop,
  39                                    const int32_t& aWidth,
  40                                    const int32_t& aHeight,
  41                                    ScreenDetails* aRetVal,
  42                                    bool* aSuccess) MOZ_OVERRIDE;
  43
  44   virtual bool AnswerScreenForBrowser(PBrowserParent* aBrowser,
  45                                       ScreenDetails* aRetVal,
  46                                       bool* aSuccess);
  47
  48  private:
  49   bool ExtractScreenDetails(nsIScreen* aScreen, ScreenDetails &aDetails);
  50   nsCOMPtr<nsIScreenManager> mScreenMgr;
  51 };
  52
  53 } // namespace dom
  54 } // namespace mozilla
  55
  56 #endif // mozilla_dom_ScreenManagerParent_h