void fb_hXTermExitFocus(void)
{
#ifndef DISABLE_X11
ref_count--;
if (ref_count > 0)
return;
X.CloseDisplay(display);
fb_hDynUnload(&xlib);
#endif
}
static int keyboard_init(void)
{
#ifndef DISABLE_X11
const char *funcs[] = {
"XOpenDisplay", "XCloseDisplay", "XQueryKeymap", "XDisplayKeycodes", "XGetKeyboardMapping", NULL
};
#endif
struct termios term;
main_pid = getpid();
old_getch = __fb_con.keyboard_getch;
if(__fb_con.inited == INIT_CONSOLE) {
key_fd = dup(__fb_con.h_in);
term.c_iflag = 0;
term.c_cflag = CS8;
term.c_lflag = 0;
term.c_cc[VMIN] = 0;
term.c_cc[VTIME] = 0;
if ((ioctl(key_fd, KDGKBMODE, &key_old_mode) < 0) ||
(tcsetattr(key_fd, TCSANOW, &term) < 0) ||
(ioctl(key_fd, KDSKBMODE, K_MEDIUMRAW) < 0)) {
close(key_fd);
return -1;
}
__fb_con.keyboard_handler = keyboard_console_handler;
__fb_con.keyboard_getch = keyboard_console_getch;
key_head = key_tail = 0;
ioctl(key_fd, KDGETLED, &key_leds);
}
#ifndef DISABLE_X11
else {
xlib = fb_hDynLoad("libX11.so", funcs, (void **)&X);
if (!xlib)
return -1;
display = X.OpenDisplay(NULL);
if (!display)
return -1;
fb_hInitX11KeycodeToScancodeTb( display, X.DisplayKeycodes, X.GetKeyboardMapping );
fb_hXTermInitFocus();
__fb_con.keyboard_handler = keyboard_x11_handler;
}
#endif
__fb_con.keyboard_init = keyboard_init;
__fb_con.keyboard_exit = keyboard_exit;
return 0;
}
int fb_hXTermHasFocus(void)
{
#ifndef DISABLE_X11
Window focus_window;
int dummy;
X.GetInputFocus(display, &focus_window, &dummy);
return (focus_window == xterm_window);
#else
return 0;
#endif
}
int fb_hXTermInitFocus(void)
{
#ifndef DISABLE_X11
const char *funcs[] = { "XOpenDisplay", "XCloseDisplay", "XGetInputFocus", NULL };
int dummy;
ref_count++;
if (ref_count > 1)
return 0;
xlib = fb_hDynLoad("libX11.so", funcs, (void **)&X);
if (!xlib)
return -1;
display = X.OpenDisplay(NULL);
if (!display)
return -1;
X.GetInputFocus(display, &xterm_window, &dummy);
#endif
return 0;
}
static void keyboard_x11_handler(void)
{
unsigned char keymap[32];
int i;
if (!fb_hXTermHasFocus())
return;
X.QueryKeymap(display, keymap);
memset(key_state, FALSE, 128);
for (i = 0; i < 256; i++) {
if (keymap[i / 8] & (1 << (i & 0x7)))
key_state[fb_x11keycode_to_scancode[i]] = TRUE;
}
}
static void keyboard_exit(void)
{
if (__fb_con.inited == INIT_CONSOLE) {
ioctl(key_fd, KDSKBMODE, key_old_mode);
close(key_fd);
key_fd = -1;
}
#ifndef DISABLE_X11
else if (__fb_con.inited == INIT_X11) {
X.CloseDisplay(display);
fb_hDynUnload(&xlib);
fb_hXTermExitFocus();
}
#endif
__fb_con.keyboard_getch = old_getch;
__fb_con.keyboard_handler = NULL;
__fb_con.keyboard_exit = NULL;
}