/*  The example program demonstrates the use of a DAQ Numeric control.    A DAQ Numeric is a control which can be configured to automatically    read its value in from or write its value out to an analog I/O channel.        This program uses the daq_num.fp instrument driver to create the    DAQ Numeric controls.*/  #include <cvirte.h>    /* Needed if linking in external compiler; harmless otherwise */#include <userint.h>#include "daq_num.h"#include "daqndemo.h"int thePanel;int main (int argc, char *argv[]){    if (InitCVIRTE (0, argv, 0) == 0)    /* Needed if linking in external compiler; harmless otherwise */        return -1;    /* out of memory */        thePanel = LoadPanel (0, "daqndemo.uir", PANEL);    DAQ_Numeric_ConvertFromNumeric (thePanel, PANEL_NUMERICMETER, "Meter Configuration");    DAQ_Numeric_ConvertFromNumeric (thePanel, PANEL_NUMERICDIAL, "Dial Configuration");    DisplayPanel (thePanel);    RunUserInterface ();    DiscardPanel (thePanel);    return 0;}    /*  This function does nothing in this demo.  It is here to illustrate where you can        place code to perform an action each time a DAQ Numeric updates its value when in input mode.    */  int CVICALLBACK MeterCallback (int panel, int control, int event,        void *callbackData, int eventData1, int eventData2){    switch (event)        {        case EVENT_DAQ_NUMERIC_DATA_READY:            /*  this is where to place code that should take an action each time the meter reads a                new value.  The value read is in *(double *)eventData1, and the easy I/O result code                 is in eventData2.  The result code will be negative if a DAQ error occurred.            */            break;        }    return 0;}int CVICALLBACK QuitCallback (int panel, int control, int event,        void *callbackData, int eventData1, int eventData2){    switch (event)        {        case EVENT_COMMIT:            QuitUserInterface (0);      /* the quit button was pressed, exit RunUserInterface() */            break;        }    return 0;}    /* This function displays information about the program when the help button is pressed */int CVICALLBACK HelpCallback (int panel, int control, int event, void *callbackData, int eventData1, int eventData2) {    int helpPanel;        switch (event)         {        case EVENT_COMMIT:            helpPanel = LoadPanel(0, "daqndemo.uir", HELP_PANEL);            InstallPopup(helpPanel);            GetUserEvent(1, 0,0);   /* wait for OK button (it is the only control on the panel) */            DiscardPanel(helpPanel);            break;        }    return 0;}