int ScanOrKeyboardInputSymbol( char* string, int min_length, int max_length, int typ, int x, int y, int display_length, int *nCodeId )
{
int key;
for(;;)
{
string[0] = '\0';
display_input( string, x, y, display_length, max_length );
if( ScanBarcodeSymbol( string, min_length, max_length, nCodeId ) == OK )
{
display_input( string, x, y, display_length, max_length );
return( SCANNED ); // Input by scanning
}
key = KeyboardInput( string, min_length, max_length, typ, x, y, display_length, 3, TRIGGER_KEY, CLR_KEY, ENT_KEY );
switch( key )
{
case ENT_KEY:
return( KEYBOARD ); // Keyboard input
case TRIGGER_KEY:
return( KEYBOARD ); // Keyboard input
case CLR_KEY:
if( strlen( string ) != 0)
{
break;
} // fall through
default:
return( key );
}
}
}
int KeyboardInput( char* string, int min_length, int max_length, int typ, int x, int y, int display_length, int num, ... )
{
va_list key_list;
int key;
if( num <= 0 )
return( EOF );
#if (PHL|PHL1000|PHL2700)
if( typ & INPUT_ALPHA || typ & INPUT_PRINT)
setecho( ON );
#endif
if( display_length > max_length )
display_length = max_length;
display_input(string, x, y, display_length, max_length );
cursor( ON );
for(;;)
{
va_start( key_list, num );
if( ((key = WaitForKey()) == ENT_KEY ) && (strlen( string ) < min_length ))
continue;
// map the slash to the F4 key
if (key == F4_KEY) {
key = '/';
}
if( check_key_input( key, num, key_list ) == OK )
{
va_end( key_list );
#if (PHL|PHL1000|PHL2700)
if( typ & INPUT_ALPHA || typ & INPUT_PRINT)
setecho( OFF );
#endif
cursor( OFF );
return( key );
}
va_end( key_list );
if( key == BS_KEY )
{
remove_key_from_buffer( string );
display_input( string, x, y, display_length, max_length );
continue;
}
store_key_in_string( key, string, max_length, typ );
display_input(string, x, y, display_length, max_length );
}
}
void read_and_stock_input(char *tab, int *count_valid, int *char_nb)
{
char buf[2];
char prev_tab[17];
int identical;
identical = 0;
while (read(0, buf, 1))
{
tab[count_valid[0]] = buf[0];
count_valid[0]++;
if (count_valid[0] == 16)
{
tab[16] = '\0';
prev_tab[16] = '\0';
if (ft_strcmp(tab, prev_tab) == 0)
tab_cmp(count_valid, char_nb, &identical);
else
{
identical = 0;
display_input(tab, count_valid, char_nb);
}
ft_strcpy(tab, prev_tab);
count_valid[0] = 0;
}
}
}
int main(int argc, char* argv[])
{
initscr(); // initialize ncurses display
nodelay(stdscr, 1); // don't wait for key presses
noecho(); // don't echo key presses
gz_spi_set_width(3); // Pass blocks of 3 bytes on SPI
erase();
printw("Toggling all outputs.\n");
printw("Press 'n' for next test, any other key to stop.\n");
int key = 0;
while(1) {
exercise_outputs(0xffffff, 0x000000);
key = getch();
if (key != -1) {
break;
}
}
if (key == 'n') {
erase();
printw("Toggling alternate outputs.\n");
printw("Press 'n' for next test, any other key to stop.\n");
while(1) {
exercise_outputs(0xaaaaaa, 0x555555);
key = getch();
if (key != -1) {
break;
}
}
}
if (key == 'n') {
erase();
printw("Walking outputs.\n");
printw("Press 'n' for next test, any other key to stop.\n");
uint32_t current = 0xfffffe;
while(1) {
exercise_outputs(current, (current << 1) | 0x01);
current = (current << 2) | 0x03;
if ((current & 0xffffff) == 0xffffff) {
current = 0xfffffe;
}
key = getch();
if (key != -1) {
break;
}
}
}
if (key == 'n') {
erase();
curs_set(0); // Hide the cursor
// Set RPI pin P1-07 to be an input
INP_GPIO(PIN);
// with a pullup -- see BCM2835 ARM Peripherals page 101
GPIO_PULL = 2;
usleep(1);
GPIO_PULLCLK0 = 1 << PIN;
usleep(1);
GPIO_PULL = 0;
GPIO_PULLCLK0 = 0;
printw("Reading input.\n");
printw("Press any key to stop.\n");
while(1) {
display_input();
key = getch();
if (key != -1) {
break;
}
}
move(getcury(stdscr) + 1 ,0);
curs_set(1);
refresh();
}
gz_spi_close(); // close SPI channel
erase();
reset_shell_mode(); // turn off ncurses
return 0;
}
