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106 lines
3.1 KiB
C++
106 lines
3.1 KiB
C++
// Copyright 2010 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "InputCommon/ControllerInterface/DInput/DInput.h"
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#include "Common/HRWrap.h"
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#include "Common/Logging/Log.h"
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#include "Common/StringUtil.h"
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#include "InputCommon/ControllerInterface/ControllerInterface.h"
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#include "InputCommon/ControllerInterface/DInput/DInputJoystick.h"
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#include "InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.h"
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#pragma comment(lib, "Dinput8.lib")
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#pragma comment(lib, "dxguid.lib")
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namespace ciface::DInput
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{
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static IDirectInput8* s_idi8 = nullptr;
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BOOL CALLBACK DIEnumDeviceObjectsCallback(LPCDIDEVICEOBJECTINSTANCE lpddoi, LPVOID pvRef)
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{
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((std::list<DIDEVICEOBJECTINSTANCE>*)pvRef)->push_back(*lpddoi);
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return DIENUM_CONTINUE;
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}
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BOOL CALLBACK DIEnumDevicesCallback(LPCDIDEVICEINSTANCE lpddi, LPVOID pvRef)
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{
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((std::list<DIDEVICEINSTANCE>*)pvRef)->push_back(*lpddi);
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return DIENUM_CONTINUE;
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}
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std::string GetDeviceName(const LPDIRECTINPUTDEVICE8 device)
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{
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DIPROPSTRING str = {};
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str.diph.dwSize = sizeof(str);
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str.diph.dwHeaderSize = sizeof(str.diph);
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str.diph.dwHow = DIPH_DEVICE;
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std::string result;
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HRESULT hr = device->GetProperty(DIPROP_PRODUCTNAME, &str.diph);
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if (SUCCEEDED(hr))
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{
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result = StripSpaces(WStringToUTF8(str.wsz));
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}
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else
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{
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ERROR_LOG_FMT(CONTROLLERINTERFACE, "GetProperty(DIPROP_PRODUCTNAME) failed: {}",
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Common::HRWrap(hr));
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}
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return result;
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}
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// Assumes hwnd had not changed from the previous call
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void PopulateDevices(HWND hwnd)
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{
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if (!s_idi8)
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{
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HRESULT hr = DirectInput8Create(GetModuleHandle(nullptr), DIRECTINPUT_VERSION,
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IID_IDirectInput8, (LPVOID*)&s_idi8, nullptr);
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if (FAILED(hr))
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{
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ERROR_LOG_FMT(CONTROLLERINTERFACE, "DirectInput8Create failed: {}", Common::HRWrap(hr));
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return;
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}
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}
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// Remove old (invalid) devices. No need to ever remove the KeyboardMouse device.
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// Note that if we have 2+ DInput controllers, not fully repopulating devices
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// will mean that a device with index "2" could persist while there is no device with index "0".
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// This is slightly inconsistent as when we refresh all devices, they will instead reset, and
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// that happens a lot (for uncontrolled reasons, like starting/stopping the emulation).
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g_controller_interface.RemoveDevice(
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[](const auto* dev) { return dev->GetSource() == DINPUT_SOURCE_NAME && !dev->IsValid(); });
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InitKeyboardMouse(s_idi8, hwnd);
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InitJoystick(s_idi8, hwnd);
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}
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void ChangeWindow(HWND hwnd)
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{
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if (s_idi8) // Has init? Ignore if called before the first PopulateDevices()
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{
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// The KeyboardMouse device is marked as virtual device, so we avoid removing it.
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// We need to force all the DInput joysticks to be destroyed now, or recreation would fail.
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g_controller_interface.RemoveDevice(
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[](const auto* dev) {
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return dev->GetSource() == DINPUT_SOURCE_NAME && !dev->IsVirtualDevice();
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},
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true);
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SetKeyboardMouseWindow(hwnd);
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InitJoystick(s_idi8, hwnd);
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}
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}
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void DeInit()
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{
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if (s_idi8)
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{
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s_idi8->Release();
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s_idi8 = nullptr;
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}
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}
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} // namespace ciface::DInput
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