void DBusHandler::Callbacks::toggleTimeout(DBusTimeout* timeout, void* data)
{
wl_event_source* s = (wl_event_source*) dbus_timeout_get_data(timeout);
if(!s)
{
ny::sendWarning("dbusToggleTimeout: dbus timeout has no data");
return;
}
adjustTimeout(timeout, s);
}
/*
* This function is called by the VM periodically. It has to check if
* system has sent a signal to MIDP and return the result in the
* structs given.
*
* Values for the <timeout> paramater:
* >0 = Block until a signal sent to MIDP, or until <timeout> milliseconds
* has elapsed.
* 0 = Check the system for a signal but do not block. Return to the
* caller immediately regardless of the if a signal was sent.
* -1 = Do not timeout. Block until a signal is sent to MIDP.
*
* IMPL NOTE: this function now is definitely not highlevelui-only. Redesign is
* strongly recommended
*/
void checkForSystemSignal(MidpReentryData* pNewSignal,
MidpEvent* pNewMidpEvent, jlong timeout) {
jboolean pendingSignal = KNI_FALSE;
jlong currentTime = JVM_JavaMilliSeconds();
/* Pending event should be processed prior to other events */
pendingSignal = checkForPendingSignals(
pNewSignal, pNewMidpEvent, currentTime);
if (!pendingSignal) {
/* Adjust timeout regarding near timers */
adjustTimeout(currentTime, &timeout);
/* Call all registered signal checkers during timeout */
checkForAllSignals(pNewSignal, pNewMidpEvent, timeout);
}
}
unsigned int DBusHandler::Callbacks::addTimeout(DBusTimeout* timeout, void* data)
{
if(!data) return 0;
auto& loop = static_cast<DBusHandler*>(data)->compositor().wlEventLoop();
wl_event_source* source;
if(!(source = wl_event_loop_add_timer(&loop, dispatchTimeout, timeout)))
{
ny::sendWarning("dbusAddTimeout: failed to add wl_event_loop_timer");
return 0;
}
if(adjustTimeout(timeout, source) < 0)
{
ny::sendWarning("dbusAddTimeout: failed to adjust timeout");
wl_event_source_remove(source);
return 0;
}
dbus_timeout_set_data(timeout, source, nullptr);
return true;
}
