int
console_wait_for_key(void)
{
// wait for a key
char buffer[3];
ssize_t bytesRead;
do {
bytesRead = sInput.ReadAt(NULL, 0, buffer, 3);
if (bytesRead < 0)
return 0;
} while (bytesRead == 0);
// translate the ESC sequences for cursor keys
if (bytesRead == 3 && buffer[0] == 27 && buffer[1] == 91) {
int key = translate_key(buffer[2]);
if (key != 0)
return key;
}
// put back unread chars
if (bytesRead > 1)
sInput.PutChars(buffer + 1, bytesRead - 1);
return buffer[0];
}
void
console_set_color(int32 foreground, int32 background)
{
char buff[] = "\033b \033c ";
buff[2] += (char)translate_color(foreground);
buff[5] += (char)translate_color(background);
sInput.WriteAt(NULL, 0LL, buff, 6);
}
void
console_set_cursor(int32 x, int32 y)
{
char buff[] = "\033Y ";
x = MIN(79,MAX(0,x));
y = MIN(24,MAX(0,y));
buff[3] += (char)x;
buff[2] += (char)y;
sInput.WriteAt(NULL, 0LL, buff, 4);
}
status_t
console_init(void)
{
sInput.SetHandle(DEV_CONSOLE);
sOutput.SetHandle(DEV_CONSOLE);
// now that we're initialized, enable stdio functionality
stdin = (FILE *)&sInput;
stdout = stderr = (FILE *)&sOutput;
return B_OK;
}
status_t
console_init(void)
{
int input, output;
if (of_getprop(gChosen, "stdin", &input, sizeof(int)) == OF_FAILED)
return B_ERROR;
if (of_getprop(gChosen, "stdout", &output, sizeof(int)) == OF_FAILED)
return B_ERROR;
sInput.SetHandle(input);
sOutput.SetHandle(output);
// now that we're initialized, enable stdio functionality
stdin = (FILE *)&sInput;
stdout = stderr = (FILE *)&sOutput;
return B_OK;
}
int
console_wait_for_key(void)
{
#if 0
// XXX: do this way and remove keyboard.cpp ?
// wait for a key
char buffer[3];
ssize_t bytesRead;
do {
bytesRead = sInput.ReadAt(NULL, 0, buffer, 3);
if (bytesRead < 0)
return 0;
} while (bytesRead == 0);
#endif
union key key = wait_for_key();
if (key.code.ascii == 0) {
switch (key.code.bios) {
case BIOS_KEY_UP:
return TEXT_CONSOLE_KEY_UP;
case BIOS_KEY_DOWN:
return TEXT_CONSOLE_KEY_DOWN;
case BIOS_KEY_PAGE_UP:
return TEXT_CONSOLE_KEY_PAGE_UP;
case BIOS_KEY_PAGE_DOWN:
return TEXT_CONSOLE_KEY_PAGE_DOWN;
case BIOS_KEY_HOME:
return TEXT_CONSOLE_KEY_HOME;
case BIOS_KEY_END:
return TEXT_CONSOLE_KEY_END;
default:
return 0;
}
} else
return key.code.ascii;
}
void
console_clear_screen(void)
{
sInput.WriteAt(NULL, 0LL, "\033E", 2);
}
