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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_WIN_H_ | 5 #ifndef CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_WIN_H_ |
6 #define CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_WIN_H_ | 6 #define CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_WIN_H_ |
7 | 7 |
8 #include "build/build_config.h" | 8 #include "build/build_config.h" |
9 | 9 |
10 #ifndef WIN32_LEAN_AND_MEAN | 10 #ifndef WIN32_LEAN_AND_MEAN |
11 #define WIN32_LEAN_AND_MEAN | 11 #define WIN32_LEAN_AND_MEAN |
12 #endif | 12 #endif |
13 #include <stdlib.h> | 13 #include <stdlib.h> |
14 #include <Unknwn.h> | 14 #include <Unknwn.h> |
15 #include <WinDef.h> | 15 #include <WinDef.h> |
16 #include <windows.h> | 16 #include <windows.h> |
17 #include <XInput.h> | 17 #include <XInput.h> |
18 | 18 |
19 #include "base/basictypes.h" | 19 #include "base/basictypes.h" |
20 #include "base/compiler_specific.h" | 20 #include "base/compiler_specific.h" |
21 #include "base/memory/scoped_ptr.h" | |
22 #include "base/memory/weak_ptr.h" | |
23 #include "base/message_loop/message_loop.h" | |
21 #include "base/scoped_native_library.h" | 24 #include "base/scoped_native_library.h" |
22 #include "content/browser/gamepad/gamepad_data_fetcher.h" | 25 #include "content/browser/gamepad/gamepad_data_fetcher.h" |
23 #include "content/browser/gamepad/gamepad_standard_mappings.h" | 26 #include "content/browser/gamepad/gamepad_standard_mappings.h" |
27 #include "content/browser/gamepad/raw_input_data_fetcher_win.h" | |
24 #include "third_party/WebKit/public/platform/WebGamepads.h" | 28 #include "third_party/WebKit/public/platform/WebGamepads.h" |
25 | 29 |
26 namespace content { | 30 namespace content { |
27 | 31 |
28 class GamepadPlatformDataFetcherWin : public GamepadDataFetcher { | 32 class GamepadPlatformDataFetcherWin : public GamepadDataFetcher { |
29 public: | 33 public: |
30 GamepadPlatformDataFetcherWin(); | 34 GamepadPlatformDataFetcherWin(); |
31 virtual ~GamepadPlatformDataFetcherWin(); | 35 virtual ~GamepadPlatformDataFetcherWin(); |
32 virtual void GetGamepadData(blink::WebGamepads* pads, | 36 virtual void GetGamepadData(blink::WebGamepads* pads, |
33 bool devices_changed_hint) OVERRIDE; | 37 bool devices_changed_hint) OVERRIDE; |
38 virtual void PauseHint(bool paused) OVERRIDE; | |
39 | |
34 private: | 40 private: |
35 // XInput-specific implementation for GetGamepadData. | 41 // XInput-specific implementation for GetGamepadData. |
36 bool GetXInputGamepadData(blink::WebGamepads* pads, | 42 bool GetXInputGamepadData(blink::WebGamepads* pads, |
37 bool devices_changed_hint); | 43 bool devices_changed_hint); |
38 | 44 |
39 // The three function types we use from xinput1_3.dll. | 45 // The three function types we use from xinput1_3.dll. |
40 typedef void (WINAPI *XInputEnableFunc)(BOOL enable); | 46 typedef void (WINAPI *XInputEnableFunc)(BOOL enable); |
41 typedef DWORD (WINAPI *XInputGetCapabilitiesFunc)( | 47 typedef DWORD (WINAPI *XInputGetCapabilitiesFunc)( |
42 DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES* pCapabilities); | 48 DWORD dwUserIndex, DWORD dwFlags, XINPUT_CAPABILITIES* pCapabilities); |
43 typedef DWORD (WINAPI *XInputGetStateFunc)( | 49 typedef DWORD (WINAPI *XInputGetStateFunc)( |
44 DWORD dwUserIndex, XINPUT_STATE* pState); | 50 DWORD dwUserIndex, XINPUT_STATE* pState); |
45 | 51 |
46 // Get functions from dynamically loaded xinput1_3.dll. We don't use | 52 // Get functions from dynamically loaded xinput1_3.dll. We don't use |
47 // DELAYLOAD because the import library for Win8 SDK pulls xinput1_4 which | 53 // DELAYLOAD because the import library for Win8 SDK pulls xinput1_4 which |
48 // isn't redistributable. Returns true if loading was successful. We include | 54 // isn't redistributable. Returns true if loading was successful. We include |
49 // xinput1_3.dll with Chrome. | 55 // xinput1_3.dll with Chrome. |
50 bool GetXInputDllFunctions(); | 56 bool GetXInputDllFunctions(); |
51 | 57 |
52 // Scan for connected XInput and DirectInput gamepads. | 58 // Scan for connected XInput and DirectInput gamepads. |
53 void EnumerateDevices(blink::WebGamepads* pads); | 59 void EnumerateDevices(blink::WebGamepads* pads); |
54 bool GetXInputPadConnectivity(int i, blink::WebGamepad* pad) const; | 60 bool GetXInputPadConnectivity(int i, blink::WebGamepad* pad) const; |
55 | 61 |
56 void GetXInputPadData(int i, blink::WebGamepad* pad); | 62 void GetXInputPadData(int i, blink::WebGamepad* pad); |
63 void GetRawInputPadData(int i, blink::WebGamepad* pad); | |
57 | 64 |
58 int FirstAvailableGamepadId() const; | 65 int FirstAvailableGamepadId() const; |
59 bool HasXInputGamepad(int index) const; | 66 bool HasXInputGamepad(int index) const; |
67 bool HasRawInputGamepad(const HANDLE handle) const; | |
60 | 68 |
61 base::ScopedNativeLibrary xinput_dll_; | 69 base::ScopedNativeLibrary xinput_dll_; |
62 bool xinput_available_; | 70 bool xinput_available_; |
63 | 71 |
64 // Function pointers to XInput functionality, retrieved in | 72 // Function pointers to XInput functionality, retrieved in |
65 // |GetXinputDllFunctions|. | 73 // |GetXinputDllFunctions|. |
66 XInputEnableFunc xinput_enable_; | 74 XInputEnableFunc xinput_enable_; |
67 XInputGetCapabilitiesFunc xinput_get_capabilities_; | 75 XInputGetCapabilitiesFunc xinput_get_capabilities_; |
68 XInputGetStateFunc xinput_get_state_; | 76 XInputGetStateFunc xinput_get_state_; |
69 | 77 |
70 enum PadConnectionStatus { | 78 enum PadConnectionStatus { |
71 DISCONNECTED, | 79 DISCONNECTED, |
72 XINPUT_CONNECTED | 80 XINPUT_CONNECTED, |
81 RAWINPUT_CONNECTED | |
73 }; | 82 }; |
74 | 83 |
75 struct PadState { | 84 struct PadState { |
76 PadConnectionStatus status; | 85 PadConnectionStatus status; |
77 int xinput_index; // XInput-only. | |
78 GamepadStandardMappingFunction mapper; | 86 GamepadStandardMappingFunction mapper; |
87 | |
88 int xinput_index; // XInput-only | |
89 HANDLE handle; // RawInput-only fields. | |
scottmg
2014/02/03 23:58:15
handle -> raw_input_handle for consistency
| |
79 }; | 90 }; |
80 PadState pad_state_[blink::WebGamepads::itemsLengthCap]; | 91 PadState pad_state_[blink::WebGamepads::itemsLengthCap]; |
81 | 92 |
93 scoped_ptr<RawInputDataFetcher> raw_input_fetcher_; | |
94 | |
82 DISALLOW_COPY_AND_ASSIGN(GamepadPlatformDataFetcherWin); | 95 DISALLOW_COPY_AND_ASSIGN(GamepadPlatformDataFetcherWin); |
83 }; | 96 }; |
84 | 97 |
85 } // namespace content | 98 } // namespace content |
86 | 99 |
87 #endif // CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_WIN_H_ | 100 #endif // CONTENT_BROWSER_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_WIN_H_ |
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