📄 madint.c
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if (gwFifoEnable)
{
SendDlgItemMessage(hDlg, IDC_FifoEnable,BM_SETCHECK,1,0);
EnableWindow(GetDlgItem(hDlg, IDC_FIFOSIZE), TRUE);
EnableWindow(GetDlgItem(hDlg, IDC_FIFOTEXT), TRUE);
itoa((int)gwFifoSize, szBuffer, 10);
SendDlgItemMessage(hDlg, IDC_FIFOSIZE, EM_REPLACESEL, 0,
(LPARAM)((LPSTR)szBuffer));
}
// Initialize gain table option
if (gwGainList)
{
CheckRadioButton(hDlg, IDC_OVERALLGAIN, IDC_GAINARRAY,
IDC_GAINARRAY);
EnableWindow(GetDlgItem(hDlg, IDC_INPRANGE), FALSE);
EnableWindow(GetDlgItem(hDlg, IDC_GAINLIST), TRUE);
}
else
{
CheckRadioButton(hDlg, IDC_OVERALLGAIN, IDC_GAINARRAY,
IDC_OVERALLGAIN);
EnableWindow(GetDlgItem(hDlg, IDC_INPRANGE), TRUE);
EnableWindow(GetDlgItem(hDlg, IDC_GAINLIST), FALSE);
}
// Step 4: Close device
DRV_DeviceClose((LONG far *)&DriverHandle);
return TRUE;
case WM_COMMAND :
switch (LOWORD(wParam))
{
case IDOK :
case IDCANCEL :
EndDialog(hDlg, 0);
return TRUE;
case IDC_GAINLIST :
DialogBox (hInst, MAKEINTRESOURCE(IDD_GAINLIST),
hDlg, lpfnGainListDlgProc) ;
return TRUE;
case IDC_DEVICE :
//
// When device selection is changed, it needs to
// re-initialize sub-device combobox and input range
// combobox.
//
if (HIWORD(wParam) == CBN_SELCHANGE)
{
if ((dwIndex = SendDlgItemMessage(hDlg, IDC_DEVICE,
CB_GETCURSEL, 0, 0)) != CB_ERR)
gwDevice = (WORD)dwIndex;
else
return TRUE;
// ------------------------------------------------------
// Initialize Module Combobox for COM port or CAN devices
// ------------------------------------------------------
// check any device attached on this COM port or CAN
gnNumOfSubdevices = DeviceList[gwDevice].nNumOfSubdevices;
if (gnNumOfSubdevices > MAX_DEVICES)
gnNumOfSubdevices = MAX_DEVICES;
// retrieve the information of all installed devices
if (gnNumOfSubdevices != 0)
{
if ((ErrCde = DRV_DeviceGetSubList(
(DWORD)DeviceList[gwDevice].dwDeviceNum,
(DEVLIST far *)&SubDeviceList[0],
(SHORT)gnNumOfSubdevices,
(SHORT far *)&nOutEntries)) != (LONG)SUCCESS)
{
DRV_GetErrorMessage(ErrCde,(LPSTR)szErrMsg);
MessageBox(hWnd, (LPCSTR)szErrMsg,
"Driver Message", MB_OK);
return TRUE;
}
// initialize the Module List Combobox with the
// retrieved information
EnableWindow(GetDlgItem(hDlg, IDC_MODULE), TRUE);
SendDlgItemMessage(hDlg, IDC_MODULE, CB_RESETCONTENT,
0, (LPARAM)((LPSTR)0));
for (i = 0; i < gnNumOfSubdevices; i++)
SendDlgItemMessage(hDlg, IDC_MODULE, CB_ADDSTRING, 0,
(LPARAM)((LPSTR)SubDeviceList[i].szDeviceName));
gwSubDevice = 0;
SendDlgItemMessage(hDlg, IDC_MODULE, CB_SETCURSEL,
(WPARAM)gwSubDevice, (LPARAM)0);
}
else
{
EnableWindow(GetDlgItem(hDlg, IDC_MODULE), FALSE);
SendDlgItemMessage(hDlg, IDC_MODULE, CB_RESETCONTENT,
0, (LPARAM)((LPSTR)0));
}
// -------------------------------------------------
// Initialize Input Range List Combobox, it needs to
// get device features for gain list
// -------------------------------------------------
// Step 1: Open Device
if (gnNumOfSubdevices == 0)
{
// for non COM port or CAN device
ErrCde = DRV_DeviceOpen(
DeviceList[gwDevice].dwDeviceNum,
(LONG far *)&DriverHandle);
}
else
{
// for COM port or CAN device
ErrCde = DRV_DeviceOpen(
SubDeviceList[gwSubDevice].dwDeviceNum,
(LONG far *)&DriverHandle);
}
if (ErrCde != SUCCESS)
{
DRV_GetErrorMessage(ErrCde,(LPSTR)szErrMsg);
MessageBox(hWnd, (LPCSTR)szErrMsg,
"Driver Message", MB_OK);
return 0;
}
// Step 2: Get device features
ptDevFeatures.buffer = (LPDEVFEATURES)&DevFeatures;
ptDevFeatures.size = sizeof(DEVFEATURES);
if ((ErrCde = DRV_DeviceGetFeatures(DriverHandle,
(LPT_DeviceGetFeatures)&ptDevFeatures)) != SUCCESS)
{
DRV_GetErrorMessage(ErrCde,(LPSTR)szErrMsg);
MessageBox(hWnd, (LPCSTR)szErrMsg, "Driver Message",
MB_OK);
DRV_DeviceClose((LONG far *)&DriverHandle);
return 0;
}
// Step 3: Initialize Range Combobox with device features
gwGainCode = 0;
if (DevFeatures.usNumGain != 0)
{
EnableWindow(GetDlgItem(hDlg, IDC_INPRANGE), TRUE);
SendDlgItemMessage(hDlg, IDC_INPRANGE, CB_RESETCONTENT,
0, (LPARAM)((LPSTR)0));
for (i = 0; i < (int)DevFeatures.usNumGain; i ++)
SendDlgItemMessage(hDlg, IDC_INPRANGE, CB_ADDSTRING, 0,
(LPARAM)((LPSTR)(DevFeatures.glGainList[i].szGainStr)));
SendDlgItemMessage(hDlg, IDC_INPRANGE,
CB_SELECTSTRING, (WPARAM)(-1),
(LPARAM)((LPSTR)(DevFeatures.glGainList[gwGainCode].szGainStr)));
}
else
{
EnableWindow(GetDlgItem(hDlg, IDC_INPRANGE), FALSE);
SendDlgItemMessage(hDlg, IDC_INPRANGE, CB_RESETCONTENT,
0, (LPARAM)((LPSTR)0));
}
// Step 4: Close device
DRV_DeviceClose((LONG far *)&DriverHandle);
}
return TRUE;
case IDC_CONVERSION :
if (HIWORD(wParam) == EN_KILLFOCUS)
{
if(SendDlgItemMessage(hDlg, IDC_CONVERSION,
EM_GETMODIFY, 0, 0))
{
SendDlgItemMessage(hDlg, IDC_CONVERSION,
WM_GETTEXT, 10, (LPARAM)(LPSTR)szBuffer) ;
gulConvNum = (ULONG)atol(szBuffer);
SendDlgItemMessage(hDlg, IDC_CONVERSION,
EM_SETMODIFY, FALSE, 0) ;
}
}
return TRUE;
case IDC_PACER :
if (HIWORD(wParam) == EN_KILLFOCUS)
{
if(SendDlgItemMessage(hDlg, IDC_PACER,
EM_GETMODIFY, 0, 0))
{
SendDlgItemMessage(hDlg, IDC_PACER,
WM_GETTEXT, 10, (LPARAM)(LPSTR)szBuffer) ;
gdwPacerRate = (ULONG)atol(szBuffer);
SendDlgItemMessage(hDlg, IDC_PACER,
EM_SETMODIFY, FALSE, 0) ;
}
}
return TRUE;
case IDC_INPRANGE :
if (HIWORD(wParam) == CBN_KILLFOCUS)
{
i = (int)SendDlgItemMessage(hDlg, IDC_INPRANGE,
CB_GETCURSEL, 0, 0) ;
if (i != CB_ERR)
gwGainCode = (USHORT)i;
}
return TRUE;
case IDC_ESTART :
if (HIWORD(wParam) == EN_KILLFOCUS)
{
if(SendDlgItemMessage(hDlg, IDC_ESTART,
EM_GETMODIFY, 0, 0))
{
SendDlgItemMessage(hDlg, IDC_ESTART,
WM_GETTEXT, 10, (LPARAM)(LPSTR)szBuffer) ;
gwStartChl = (USHORT)atoi(szBuffer);
SendDlgItemMessage(hDlg, IDC_ESTART,
EM_SETMODIFY, FALSE, 0) ;
}
}
return TRUE;
case IDC_ESTOP :
if (HIWORD(wParam) == EN_KILLFOCUS)
{
if(SendDlgItemMessage(hDlg, IDC_ESTOP,
EM_GETMODIFY, 0, 0))
{
SendDlgItemMessage(hDlg, IDC_ESTOP,
WM_GETTEXT, 10, (LPARAM)(LPSTR)szBuffer) ;
gwNumChl = (USHORT)atoi(szBuffer);
SendDlgItemMessage(hDlg, IDC_ESTOP,
EM_SETMODIFY, FALSE, 0) ;
}
}
return TRUE;
case IDC_FifoEnable :
gwFifoEnable = (int)SendDlgItemMessage(hDlg, IDC_FifoEnable,
BM_GETCHECK,0,0);
if(gwFifoEnable==1)
{
EnableWindow(GetDlgItem(hDlg, IDC_FIFOSIZE), TRUE);
EnableWindow(GetDlgItem(hDlg, IDC_FIFOTEXT), TRUE);
// Step 1: Open device
ErrCde = DRV_DeviceOpen(DeviceList[gwDevice].dwDeviceNum,
(LONG far *)&DriverHandle);
if (ErrCde != SUCCESS)
{
gwFifoEnable = 0;
DRV_GetErrorMessage(ErrCde,(LPSTR)szErrMsg);
MessageBox(hWnd, (LPCSTR)szErrMsg,
"Driver Message", MB_OK);
return 0;
}
// Step 2: Get FIFO size
ErrCde = DRV_GetFIFOSize(DriverHandle, &lFifoSize);
if(ErrCde != SUCCESS)
{
gwFifoEnable = 0;
DRV_GetErrorMessage(ErrCde,(LPSTR)szErrMsg);
MessageBox(hWnd, (LPCSTR)szErrMsg,
"Driver Message", MB_OK);
return 0;
}
// Step 3: Close device
DRV_DeviceClose((LONG far *)&DriverHandle);
// divide by 2 for conversion from byte to word
gwFifoSize = (USHORT)lFifoSize / 2;
SetWindowText(GetDlgItem(hDlg, IDC_FIFOSIZE),
itoa((int)gwFifoSize, szFifoSize, 10));
}
else
{
EnableWindow(GetDlgItem(hDlg, IDC_FIFOSIZE), FALSE);
EnableWindow(GetDlgItem(hDlg, IDC_FIFOTEXT), FALSE);
}
return TRUE;
case IDC_FIFOSIZE :
if(gwFifoEnable==1)
{
if (HIWORD(wParam) == EN_KILLFOCUS)
if(SendDlgItemMessage(hDlg, IDC_FIFOSIZE, EM_GETMODIFY, 0, 0))
{
SendDlgItemMessage(hDlg, IDC_FIFOSIZE, WM_GETTEXT, 10, (LPARAM)(LPSTR)szBuffer) ;
gwFifoSize = (USHORT)atoi(szBuffer);
SendDlgItemMessage(hDlg, IDC_FIFOSIZE, EM_SETMODIFY, FALSE, 0) ;
}
}
else
gwFifoSize = (USHORT)1024;
return TRUE;
case IDC_OVERALLGAIN :
gwGainList = 0;
EnableWindow(GetDlgItem(hDlg, IDC_INPRANGE), TRUE);
EnableWindow(GetDlgItem(hDlg, IDC_GAINLIST), FALSE);
break;
case IDC_GAINARRAY :
gwGainList = 1;
EnableWindow(GetDlgItem(hDlg, IDC_INPRANGE), FALSE);
EnableWindow(GetDlgItem(hDlg, IDC_GAINLIST), TRUE);
break;
case IDC_INTTRIG :
EnableWindow(GetDlgItem(hDlg, IDC_PACER), TRUE);
gwExtTrig = 0;
break;
case IDC_EXTTRIG :
EnableWindow(GetDlgItem(hDlg, IDC_PACER), FALSE);
gwExtTrig = 1;
break;
case IDC_CYCLIC :
gwCyclicMode = 1;
break;
case IDC_NONCYCLIC :
gwCyclicMode = 0;
break;
case IDC_DATAUSHORT :
gwDataType = 0;
break;
case IDC_DATAFLOAT :
gwDataType = 1;
break;
case IDC_EVTENABLE :
gwEvtFlag = 1;
break;
case IDC_EVTDISABLE :
gwEvtFlag = 0;
break;
case IDC_BUFSINGLE :
gwBufferMode = 0;
break;
case IDC_BUFDOUBLE :
gwBufferMode = 1;
break;
}
break;
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