content/browser/gamepad/gamepad_platform_data_fetcher.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 // Define the default data fetcher that GamepadProvider will use if none is
   6 // supplied. (GamepadPlatformDataFetcher).
   7
   8 #ifndef CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_H_
   9 #define CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_H_
  10
  11 #include "base/basictypes.h"
  12 #include "base/compiler_specific.h"
  13 #include "content/browser/gamepad/gamepad_data_fetcher.h"
  14
  15 #if defined(OS_WIN)
  16 #include "content/browser/gamepad/gamepad_platform_data_fetcher_win.h"
  17 #elif defined(OS_MACOSX)
  18 #include "content/browser/gamepad/gamepad_platform_data_fetcher_mac.h"
  19 #elif defined(OS_LINUX)
  20 #include "content/browser/gamepad/gamepad_platform_data_fetcher_linux.h"
  21 #endif
  22
  23 namespace content {
  24
  25 #if defined(OS_WIN)
  26
  27 typedef GamepadPlatformDataFetcherWin GamepadPlatformDataFetcher;
  28
  29 #elif defined(OS_MACOSX)
  30
  31 typedef GamepadPlatformDataFetcherMac GamepadPlatformDataFetcher;
  32
  33 #elif defined(OS_LINUX) && defined(USE_UDEV)
  34
  35 typedef GamepadPlatformDataFetcherLinux GamepadPlatformDataFetcher;
  36
  37 #else
  38
  39 class GamepadDataFetcherEmpty : public GamepadDataFetcher {
  40  public:
  41   GamepadDataFetcherEmpty();
  42
  43   virtual void GetGamepadData(blink::WebGamepads* pads,
  44                               bool devices_changed_hint) OVERRIDE;
  45
  46  private:
  47   DISALLOW_COPY_AND_ASSIGN(GamepadDataFetcherEmpty);
  48 };
  49 typedef GamepadDataFetcherEmpty GamepadPlatformDataFetcher;
  50
  51 #endif
  52
  53 }  // namespace content
  54
  55 #endif  // CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_H_