/**
* input_dinput_set_cooperative_level_joysticks(): Sets the cooperative level on joysticks.
* @param hWnd Window to set the cooperative level on.
* @return 0 on success; non-zero on error.
*/
int input_dinput_set_cooperative_level_joysticks(HWND hWnd)
{
// If no hWnd was specified, use the Gens window.
if (!hWnd)
hWnd = gens_window;
HRESULT rval;
for (int i = 0; i < MAX_JOYS; i++)
{
IDirectInputDevice2 *pJoyDevice = input_dinput_joy_id[i];
if (!pJoyDevice)
continue;
rval = pJoyDevice->SetCooperativeLevel(hWnd, DISCL_NONEXCLUSIVE | DISCL_FOREGROUND);
if (rval != DI_OK)
{
LOG_MSG(input, LOG_MSG_LEVEL_WARNING,
"SetCooperativeLevel() failed on joystick %d.", i);
pJoyDevice->Release();
input_dinput_joy_id[i] = NULL;
}
else
{
LOG_MSG(input, LOG_MSG_LEVEL_INFO,
"SetCooperativeLevel() succeeded on joystick %d.", i);
}
}
return 0;
}
/**
* input_dinput_callback_init_joysticks_enum(): EnumDevices callback for initializing joysticks.
* @param lpDIIJoy Joystick information.
* @param pvRef hWnd of the Gens window.
* @return DIENUM_CONTINUE to continue the enumeration; DIENUM_STOP to stop the enumeration.
*/
static BOOL CALLBACK input_dinput_callback_init_joysticks_enum(LPCDIDEVICEINSTANCE lpDIIJoy, LPVOID pvRef)
{
HRESULT rval;
LPDIRECTINPUTDEVICE lpDIJoy;
if (!lpDIIJoy || input_dinput_num_joysticks >= MAX_JOYS ||
input_dinput_callback_init_joysticks_enum_counter >= MAX_JOYS)
return DIENUM_STOP;
// Number of times this function has been called.
int cur_joystick = input_dinput_callback_init_joysticks_enum_counter;
input_dinput_callback_init_joysticks_enum_counter++;
rval = lpDI->CreateDevice(lpDIIJoy->guidInstance, &lpDIJoy, NULL);
if (rval != DI_OK)
{
LOG_MSG(input, LOG_MSG_LEVEL_CRITICAL,
"lpDI->CreateDevice() failed. (Joystick %d)", cur_joystick);
return DIENUM_CONTINUE;
}
IDirectInputDevice2 *pJoyDevice = NULL;
input_dinput_joy_id[input_dinput_num_joysticks] = NULL;
rval = lpDIJoy->QueryInterface(IID_IDirectInputDevice2, (void**)&pJoyDevice);
lpDIJoy->Release();
if (rval != DI_OK || !pJoyDevice)
{
LOG_MSG(input, LOG_MSG_LEVEL_CRITICAL,
"lpDIJoy->QueryInterface() failed. (Joystick %d)", cur_joystick);
return DIENUM_CONTINUE;
}
rval = pJoyDevice->SetDataFormat(&c_dfDIJoystick);
if (rval != DI_OK)
{
LOG_MSG(input, LOG_MSG_LEVEL_CRITICAL,
"pJoyDevice->SetDatFormat(&c_dfDIJoystick) failed. (Joystick %d)", cur_joystick);
pJoyDevice->Release();
return DIENUM_CONTINUE;
}
// TODO: Add an option to specify DISCL_FOREGROUND so the joysticks only work when the Gens window is active.
rval = pJoyDevice->SetCooperativeLevel((HWND)pvRef, DISCL_NONEXCLUSIVE | DISCL_BACKGROUND);
if (rval != DI_OK)
{
LOG_MSG(input, LOG_MSG_LEVEL_WARNING,
"pJoyDevice->SetCooperativeLevel() failed. (Joystick %d)", cur_joystick);
pJoyDevice->Release();
return DIENUM_CONTINUE;
}
// Attempt to acquire the joystick device.
for (unsigned int i = 10; i != 0; i--)
{
rval = pJoyDevice->Acquire();
if (rval == DI_OK)
break;
GensUI::sleep(10);
}
input_dinput_joy_id[input_dinput_num_joysticks] = pJoyDevice;
input_dinput_num_joysticks++;
return DIENUM_CONTINUE;
}