Canddisp *canddisp_singleton()
{
if (XimServer::gCandWinStyleUpdated) {
terminate_canddisp_connection();
command = NULL;
XimServer::gCandWinStyleUpdated = false;
}
if (!command)
command = candwin_command();
if (!candwin_initted && command) {
candwin_pid = uim_ipc_open_command(candwin_pid, &candwin_r, &candwin_w, command);
if (disp)
delete disp;
disp = new Canddisp();
int fd = fileno(candwin_r);
if (fd != -1) {
int flag = fcntl(fd, F_GETFL);
if (flag != -1) {
flag |= O_NONBLOCK;
if (fcntl(fd, F_SETFL, flag) != -1)
add_fd_watch(fd, READ_OK, candwin_read_cb);
}
}
candwin_initted = true;
}
return disp;
}
static void candwin_read_cb(int fd, int /* ev */)
{
char buf[1024];
int n;
n = static_cast<int>(read(fd, buf, 1024 - 1));
if (n == 0) {
terminate_canddisp_connection();
return;
}
if (n == -1)
return;
buf[n] = '\0';
if (!strcmp(buf, "err")) {
terminate_canddisp_connection();
return;
}
InputContext *focusedContext = InputContext::focusedContext();
if (focusedContext) {
char *line = buf;
char *eol = strchr(line, '\n');
if (eol != NULL)
*eol = '\0';
if (strcmp("index", line) == 0) {
line = eol + 1;
eol = strchr(line, '\n');
if (eol != NULL)
*eol = '\0';
int index;
sscanf(line, "%d", &index);
focusedContext->candidate_select(index);
uim_set_candidate_index(focusedContext->getUC(), index);
// send packet queue for drawing on-the-spot preedit strings
focusedContext->get_ic()->force_send_packet();
}
}
return;
}
void
reload_uim(int reload_libuim)
{
if (reload_libuim) {
fprintf(stderr, "\nReloading uim...\n\n");
terminate_canddisp_connection();
helper_disconnect_cb();
terminate_x_connection();
std::map<Window, XimServer *>::iterator it;
std::list<InputContext *>::iterator it_c;
for (it = XimServer::gServerMap.begin(); it != XimServer::gServerMap.end(); ++it) {
XimServer *xs = it->second;
for (it_c = xs->ic_list.begin(); it_c != xs->ic_list.end(); ++it_c)
(*it_c)->clear();
}
uim_quit();
}
clear_uim_info();
get_uim_info();
//print_uim_info();
if (reload_libuim) {
std::map<Window, XimServer *>::iterator it;
std::list<InputContext *>::iterator it_c;
for (it = XimServer::gServerMap.begin(); it != XimServer::gServerMap.end(); ++it) {
XimServer *xs = it->second;
for (it_c = xs->ic_list.begin(); it_c != xs->ic_list.end(); ++it_c) {
const char *engine = (*it_c)->get_engine_name();
(*it_c)->createUimContext(engine);
}
}
// make sure to use appropriate locale for the focused context
InputContext *focusedContext = InputContext::focusedContext();
if (focusedContext)
focusedContext->focusIn();
pretrans_setup();
}
}
void Canddisp::check_connection()
{
if (errno == EBADF || errno == EPIPE)
terminate_canddisp_connection();
}
