sample.go

package main

import . "curses"
import "os"
import "fmt"

func main() {
	x := 10;
	y := 10;
	startGoCurses();
	defer stopGoCurses();
	
	Init_pair(1, COLOR_RED, COLOR_BLACK);
	
	loop(x, y);
}

func startGoCurses() {
	Initscr();
	if Stdwin == nil {
		stopGoCurses();
		os.Exit(1);
	}
	
	Noecho();
	
	Curs_set(CURS_HIDE);
	
	Stdwin.Keypad(true);
	
	if err := Start_color(); err != nil {
		fmt.Printf("%s\n", err.String());
		stopGoCurses();
		os.Exit(1);
	}
}

func stopGoCurses() {
	Endwin();
}

func loop(x, y int) {
	for {
		Stdwin.Addstr(0, 0, "Hello,\nworld!", 0);
		inp := Stdwin.Getch();
		if inp == 'q' {
			break;
		}
		if inp == KEY_LEFT {
			x = x - 1;
		}
		if inp == KEY_RIGHT {
			x = x + 1;
		}
		if inp == KEY_UP {
			y = y - 1;
		}
		if inp == KEY_DOWN {
			y = y + 1;
		}
		Stdwin.Clear();
		Stdwin.Addch(x, y, '@', Color_pair(1));
		Stdwin.Refresh();
	}
}