JKeypress.cc File Reference

Example program to test key board pressings (class JSYSTEM::JKeypress). More...

#include <string>
#include <iostream>
#include <iomanip>
#include "JSystem/JKeypress.hh"
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"

Go to the source code of this file.

Functions
int	main (int argc, char *argv[])

Detailed Description

Example program to test key board pressings (class JSYSTEM::JKeypress).

Author

mdejong

Definition in file JKeypress.cc.

Function Documentation

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 16 of file JKeypress.cc.

{
  using namespace std;

  bool   echo;
  int    timeout_us;

  try {

    JParser<> zap("Example program to test key board pressings.");

    zap['c'] = make_field(echo);
    zap['t'] = make_field(timeout_us) = 1000;

    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }


  using namespace JPP;

  if (true) {

    cout << "> " << flush;

    int c = JKeypress(echo).get();

    cout << endl << "return <" << (char) c << ">" << endl;
  }
    
  if (true) {

    JKeypress keypress(false);

    int c = (int) '?';

    for (int i = 0; i != 10000; ++i) {
      
      cout << setw(5) << i << flush << '\r';

      if (keypress.timeout(timeout_us)) {
        c = keypress.get();
        break;
      }
    }

    cout << endl << "return <" << (char) c << ">" << endl;
  }
}