SDL_bool
SDL_IBus_Init(void)
{
SDL_bool result = SDL_FALSE;
SDL_DBusContext *dbus = SDL_DBus_GetContext();
if(dbus){
char *addr_file = IBus_GetDBusAddressFilename();
if(!addr_file){
return SDL_FALSE;
}
ibus_addr_file = SDL_strdup(addr_file);
char *addr = IBus_ReadAddressFromFile(addr_file);
inotify_fd = inotify_init();
fcntl(inotify_fd, F_SETFL, O_NONBLOCK);
char *addr_file_dir = SDL_strrchr(addr_file, '/');
if(addr_file_dir){
*addr_file_dir = 0;
}
inotify_add_watch(inotify_fd, addr_file, IN_CREATE | IN_MODIFY);
SDL_free(addr_file);
result = IBus_SetupConnection(dbus, addr);
SDL_free(addr);
}
return result;
}
SDL_bool
SDL_IBus_Init(void)
{
SDL_bool result = SDL_FALSE;
SDL_DBusContext *dbus = SDL_DBus_GetContext();
if (dbus) {
char *addr_file = IBus_GetDBusAddressFilename();
char *addr;
char *addr_file_dir;
if (!addr_file) {
return SDL_FALSE;
}
/* !!! FIXME: if ibus_addr_file != NULL, this will overwrite it and leak (twice!) */
ibus_addr_file = SDL_strdup(addr_file);
addr = IBus_ReadAddressFromFile(addr_file);
if (!addr) {
SDL_free(addr_file);
return SDL_FALSE;
}
if (inotify_fd < 0) {
inotify_fd = inotify_init();
fcntl(inotify_fd, F_SETFL, O_NONBLOCK);
}
addr_file_dir = SDL_strrchr(addr_file, '/');
if (addr_file_dir) {
*addr_file_dir = 0;
}
inotify_wd = inotify_add_watch(inotify_fd, addr_file, IN_CREATE | IN_MODIFY);
SDL_free(addr_file);
if (addr) {
result = IBus_SetupConnection(dbus, addr);
SDL_free(addr);
}
}
return result;
}
static SDL_bool
IBus_CheckConnection(SDL_DBusContext *dbus)
{
if (!dbus) return SDL_FALSE;
if (ibus_conn && dbus->connection_get_is_connected(ibus_conn)) {
return SDL_TRUE;
}
if (inotify_fd > 0 && inotify_wd > 0) {
char buf[1024];
ssize_t readsize = read(inotify_fd, buf, sizeof(buf));
if (readsize > 0) {
char *p;
SDL_bool file_updated = SDL_FALSE;
for (p = buf; p < buf + readsize; /**/) {
struct inotify_event *event = (struct inotify_event*) p;
if (event->len > 0) {
char *addr_file_no_path = SDL_strrchr(ibus_addr_file, '/');
if (!addr_file_no_path) return SDL_FALSE;
if (SDL_strcmp(addr_file_no_path + 1, event->name) == 0) {
file_updated = SDL_TRUE;
break;
}
}
p += sizeof(struct inotify_event) + event->len;
}
if (file_updated) {
char *addr = IBus_ReadAddressFromFile(ibus_addr_file);
if (addr) {
SDL_bool result = IBus_SetupConnection(dbus, addr);
SDL_free(addr);
return result;
}
}
}
}
return SDL_FALSE;
}