eg_getc.c

开放源码的编译器open watcom 1.6.0版的源代码

#include <conio.h>
#include <graph.h>

main()
{
    int col, old_col;

    _setvideomode( _VRES16COLOR );
    old_col = _getcolor();
    for( col = 0; col < 16; ++col ) {
        _setcolor( col );
        _rectangle( _GFILLINTERIOR, 100, 100, 540, 380 );
        getch();
    }
    _setcolor( old_col );
    _setvideomode( _DEFAULTMODE );
}