VOID CInputManager::Initial(VOID*)
{
HRESULT hr;
m_hWnd = g_hMainWnd;
// Create a DInput object
if( FAILED( hr = DirectInput8Create( GetModuleHandle(NULL), DIRECTINPUT_VERSION,
IID_IDirectInput8, (VOID**)&m_pDI, NULL ) ) )
{
TDThrow(_T("Create a DInput object error:%08X"), hr);
return;
}
// Create the keyboard device
hr = m_pDI->CreateDevice(GUID_SysKeyboard, &m_lpDIDKeyboard, NULL);
if(hr == DI_OK)
{
m_lpDIDKeyboard->SetDataFormat(&c_dfDIKeyboard);
m_lpDIDKeyboard->SetCooperativeLevel(g_hMainWnd, DISCL_NONEXCLUSIVE | DISCL_FOREGROUND);
AcquireKeyboard();
}
}
/////////////////////////////////////////////////////////////////////
// CInputSystem::InitializeSystem
/////////////////////////////////////////////////////////////////////
bool CInputSystem::InitializeSystem(void *initStructure) {
// --------------------------------------------------------------
// Get the initialization parameters
if (initStructure == NULL) {
return false;
}
SInputSystemInfoStructure *initParams = (SInputSystemInfoStructure*)initStructure;
if (initParams->windowHandle == NULL) {
return false;
}
if (initParams->instance == NULL) {
return false;
}
// --------------------------------------------------------------
// Initialize DirectInput
HRESULT hr = DirectInput8Create(initParams->instance,
DIRECTINPUT_VERSION,
IID_IDirectInput8,
(void**)&diObject,
NULL);
if (FAILED(hr)) {
return false;
}
inputSystemInfo.instance = initParams->instance;
inputSystemInfo.windowHandle = initParams->windowHandle;
// --------------------------------------------------------------
// Create input devices
if (!CreateMouseDevice()) {
return false;
}
if (!CreateKeyboardDevice()) {
return false;
}
// --------------------------------------------------------------
// Acquire Devices
if (!AcquireMouse()) {
return false;
}
if (!AcquireKeyboard()) {
return false;
}
return true;
}
/////////////////////////////////////////////////////////////////////
// CInputSystem::ReadKeyboardState
/////////////////////////////////////////////////////////////////////
bool CInputSystem::ReadKeyboardState()
{
HRESULT hr;
if (!keyboardDevice) {
return false;
}
//---------------------------------------------------------------
// Get Keyboard State
hr = keyboardDevice->GetDeviceState(
sizeof(keyBoardStateBuffer),
(LPVOID)&keyBoardStateBuffer
);
if (SUCCEEDED(hr)) {
return true;
}
// If Keyboard focus lost then reacquire
if (hr==DIERR_INPUTLOST) {
// Try again
if (AcquireKeyboard()) {
//-------------------------------------------------------
// Get Keyboard State
hr = keyboardDevice->GetDeviceState(
sizeof(keyBoardStateBuffer),
(LPVOID)&keyBoardStateBuffer
);
if (SUCCEEDED(hr)) {
return true;
}
}
}
// TODO: Temp Debug Text
std::cout << "Keyboard Input Error: " << hr << std::endl;
return false;
}
VOID CInputSystem::KeybordTick(VOID)
{
if(!m_lpDIDKeyboard) return;
//保留旧状态
memcpy(m_byOldKeys, m_byCurKeys, NUMDIKEYS);
HRESULT hRet = m_lpDIDKeyboard->GetDeviceState(NUMDIKEYS, m_byCurKeys);
if(hRet != DI_OK)
AcquireKeyboard();
else
{
for(INT i=0; i<NUMDIKEYS; i++)
{
m_bKeyPresses[i] = (!(m_byOldKeys[i]&0x80) && (m_byCurKeys[i]&0x80)); //该键刚被按下
m_bKeyPresseds[i] = ((m_byOldKeys[i]&0x80) && !(m_byCurKeys[i]&0x80)); //该键刚被释放
//保存键盘输入事件
if(m_bKeyPresses[i])
{
AddEvent(EVENT_KEY_DOWN, i);
}
if(m_bKeyPresseds[i])
{
AddEvent(EVENT_KEY_UP, i);
}
}
}
//检查是否有自动发送的RepeatKeyDown
if(m_bCatchKeyDown && !IsEventExist(EVENT_KEY_DOWN))
{
switch (m_Buf_WM_KEYDOWN.first)
{
case VK_LEFT: AddEvent(EVENT_KEY_DOWN, KC_LEFT); break;
case VK_UP: AddEvent(EVENT_KEY_DOWN, KC_UP); break;
case VK_RIGHT: AddEvent(EVENT_KEY_DOWN, KC_RIGHT); break;
case VK_DOWN: AddEvent(EVENT_KEY_DOWN, KC_DOWN); break;
case VK_BACK: AddEvent(EVENT_KEY_DOWN, KC_BACK); break;
}
}
m_bCatchKeyDown = FALSE;
}
