CInputFilter::EFilterStatus
CInputFilter::CKeystrokeCondition::match(CEvent& event, void*,
EActionMode& outMode)
{
// check for hotkey events
CEvent::Type type = event.getType();
if (type == IPrimaryScreen::getHotKeyDownEvent()) {
outMode = kModeTurnOn;
}
else if (type == IPrimaryScreen::getHotKeyUpEvent()) {
outMode = kModeTurnOff;
}
else {
return kNoMatch;
}
// check if it's our hotkey
IPrimaryScreen::CHotKeyInfo* kinfo =
reinterpret_cast<IPlatformScreen::CHotKeyInfo*>(event.getData());
if (kinfo->m_id != m_id) {
return kNoMatch;
}
// convert event type for toggled conditions
if (getActionMode() != kModePass) {
if (type != IPlatformScreen::getHotKeyDownEvent()) {
return kDiscard;
}
outMode = getActionMode();
}
return kMatch;
}
CInputFilter::EFilterStatus
CInputFilter::CMouseButtonCondition::match(const CEvent& event)
{
static const KeyModifierMask s_ignoreMask =
KeyModifierAltGr | KeyModifierCapsLock |
KeyModifierNumLock | KeyModifierScrollLock;
EFilterStatus status;
// check for hotkey events
CEvent::Type type = event.getType();
if (type == IPrimaryScreen::getButtonDownEvent()) {
status = kActivate;
}
else if (type == IPrimaryScreen::getButtonUpEvent()) {
status = kDeactivate;
}
else {
return kNoMatch;
}
// check if it's the right button and modifiers. ignore modifiers
// that cannot be combined with a mouse button.
IPlatformScreen::CButtonInfo* minfo =
reinterpret_cast<IPlatformScreen::CButtonInfo*>(event.getData());
if (minfo->m_button != m_button ||
(minfo->m_mask & ~s_ignoreMask) != m_mask) {
return kNoMatch;
}
return status;
}
void
CInputFilter::sendEvent(CEvent& event)
{
CEvent::Type type = event.getType();
// process keyboard modifiers here
if (type == IPlatformScreen::getKeyDownEvent() ||
type == IPlatformScreen::getKeyUpEvent() ||
type == IPlatformScreen::getKeyRepeatEvent()) {
// get CKeyInfo from event
IPlatformScreen::CKeyInfo* kinfo =
reinterpret_cast<IPlatformScreen::CKeyInfo*>(event.getData());
// save mask
m_lastMask = kinfo->m_mask;
// prepare new mask
KeyModifierMask newMask = kinfo->m_mask;
updateModifiers();
newMask &= ~m_clearMask;
newMask |= m_modifierMask;
// set new mask
kinfo->m_mask = newMask;
}
// add event to eventqueue
EVENTQUEUE->addEvent(event);
}
CInputFilter::EFilterStatus
CInputFilter::CKeystrokeCondition::match(const CEvent& event)
{
EFilterStatus status;
// check for hotkey events
CEvent::Type type = event.getType();
if (type == IPrimaryScreen::getHotKeyDownEvent()) {
status = kActivate;
}
else if (type == IPrimaryScreen::getHotKeyUpEvent()) {
status = kDeactivate;
}
else {
return kNoMatch;
}
// check if it's our hotkey
IPrimaryScreen::CHotKeyInfo* kinfo =
reinterpret_cast<IPlatformScreen::CHotKeyInfo*>(event.getData());
if (kinfo->m_id != m_id) {
return kNoMatch;
}
return status;
}
void
CClient::handleGameDeviceTimingResp(const CEvent& event, void*)
{
IPlatformScreen::CGameDeviceTimingRespInfo* info =
reinterpret_cast<IPlatformScreen::CGameDeviceTimingRespInfo*>(event.getData());
m_server->onGameDeviceTimingResp(info->m_freq);
}
void
CClient::handleGameDeviceFeedback(const CEvent& event, void*)
{
IPlatformScreen::CGameDeviceFeedbackInfo* info =
reinterpret_cast<IPlatformScreen::CGameDeviceFeedbackInfo*>(event.getData());
m_server->onGameDeviceFeedback(info->m_id, info->m_m1, info->m_m2);
}
CInputFilter::EFilterStatus
CInputFilter::CScreenConnectedCondition::match(const CEvent& event)
{
if (event.getType() == CServer::getConnectedEvent()) {
CServer::CScreenConnectedInfo* info =
reinterpret_cast<CServer::CScreenConnectedInfo*>(event.getData());
if (m_screen == info->m_screen || m_screen.empty()) {
return kActivate;
}
}
return kNoMatch;
}
void
CClient::handleConnectionFailed(const CEvent& event, void*)
{
IDataSocket::CConnectionFailedInfo* info =
reinterpret_cast<IDataSocket::CConnectionFailedInfo*>(event.getData());
cleanupTimer();
cleanupConnecting();
delete m_stream;
m_stream = NULL;
LOG((CLOG_DEBUG1 "connection failed"));
sendConnectionFailedEvent(info->m_what);
}
void
CEvent::deleteData(const CEvent& event)
{
switch (event.getType()) {
case kUnknown:
case kQuit:
case kSystem:
case kTimer:
break;
default:
free(event.getData());
break;
}
}
void
CInputFilter::handleEvent(const CEvent& event, void* arg)
{
// get a modifiable copy of this event.
// set target to us, set kDontFreeData and kDeliverImmediately because the
// original event will be destroyed after this method exits.
CEvent evt(event.getType(), this, event.getData(),
event.getFlags() | CEvent::kDontFreeData |
CEvent::kDeliverImmediately);
// clear dirty flag
m_dirtyFlag = kNotDirty;
EActionMode actionMode = kModePass;
// match event against filter rules and perform actions
for (CRuleList::iterator rule = m_ruleList.begin();
rule != m_ruleList.end(); ++rule) {
EFilterStatus conditionStatus;
EFilterStatus actionStatus;
conditionStatus = rule->first->match(evt, arg, actionMode);
if (conditionStatus == kDiscard) {
return;
}
else if (conditionStatus == kNoMatch) {
continue;
}
actionStatus = rule->second->perform(evt, arg, actionMode);
if (actionStatus == kDiscard) {
// discard event
return;
}
else if (actionStatus == kNotHandled) {
continue;
}
else if (actionStatus == kUpdateModifiers) {
updateModifiers();
return;
}
// if we got here then the rule has matched and action returned
// kHandled, so send the event.
break;
}
sendEvent(evt);
}
DataType getEventData() const
{
if (!m_lastEvent)
throw exception::CNullReference("getEventData, no event available");
try
{
CEvent<DataType> evt = dynamic_cast<CEvent<DataType> & >(*m_lastEvent);
return evt.getData();
}
catch (std::bad_cast& bc)
{
std::string s = "getEventData : ";
s += bc.what();
throw exception::CBadConversion(s, boost::lexical_cast<std::string>(m_lastEvent->getId()));
}
}
void
COSXScreen::handleConfirmSleep(const CEvent& event, void*)
{
long messageArg = (long)event.getData();
if (messageArg != 0) {
CLock lock(m_pmMutex);
if (m_pmRootPort != 0) {
// deliver suspend event immediately.
m_events->addEvent(CEvent(m_events->forIScreen().suspend(),
getEventTarget(), NULL,
CEvent::kDeliverImmediately));
LOG((CLOG_DEBUG "system will sleep"));
IOAllowPowerChange(m_pmRootPort, messageArg);
}
}
}
void
CEvent::deleteData(const CEvent& event)
{
switch (event.getType()) {
case kUnknown:
case kQuit:
case kSystem:
case kTimer:
break;
default:
if ((event.getFlags() & kDontFreeData) == 0) {
free(event.getData());
delete event.getDataObject();
}
break;
}
}
void
CClientApp::handleClientFailed(const CEvent& e, void*)
{
CClient::CFailInfo* info =
reinterpret_cast<CClient::CFailInfo*>(e.getData());
updateStatus(CString("Failed to connect to server: ") + info->m_what);
if (!args().m_restartable || !info->m_retry) {
LOG((CLOG_ERR "failed to connect to server: %s", info->m_what.c_str()));
EVENTQUEUE->addEvent(CEvent(CEvent::kQuit));
}
else {
LOG((CLOG_WARN "failed to connect to server: %s", info->m_what.c_str()));
if (!m_suspended) {
scheduleClientRestart(nextRestartTimeout());
}
}
delete info;
}
void
CInputFilter::CSwitchToScreenAction::perform(const CEvent& event)
{
// pick screen name. if m_screen is empty then use the screen from
// event if it has one.
CString screen = m_screen;
if (screen.empty() && event.getType() == CServer::getConnectedEvent()) {
CServer::CScreenConnectedInfo* info =
reinterpret_cast<CServer::CScreenConnectedInfo*>(event.getData());
screen = info->m_screen;
}
// send event
CServer::CSwitchToScreenInfo* info =
CServer::CSwitchToScreenInfo::alloc(screen);
EVENTQUEUE->addEvent(CEvent(CServer::getSwitchToScreenEvent(),
event.getTarget(), info,
CEvent::kDeliverImmediately));
}
void
CClient::handleClipboardGrabbed(const CEvent& event, void*)
{
const IScreen::CClipboardInfo* info =
reinterpret_cast<const IScreen::CClipboardInfo*>(event.getData());
// grab ownership
m_server->onGrabClipboard(info->m_id);
// we now own the clipboard and it has not been sent to the server
m_ownClipboard[info->m_id] = true;
m_sentClipboard[info->m_id] = false;
m_timeClipboard[info->m_id] = 0;
// if we're not the active screen then send the clipboard now,
// otherwise we'll wait until we leave.
if (!m_active) {
sendClipboard(info->m_id);
}
}
void
CInputFilter::handleEvent(const CEvent& event, void*)
{
// copy event and adjust target
CEvent myEvent(event.getType(), this, event.getData(),
event.getFlags() | CEvent::kDontFreeData |
CEvent::kDeliverImmediately);
// let each rule try to match the event until one does
for (CRuleList::iterator rule = m_ruleList.begin();
rule != m_ruleList.end(); ++rule) {
if (rule->handleEvent(myEvent)) {
// handled
return;
}
}
// not handled so pass through
EVENTQUEUE->addEvent(myEvent);
}
CInputFilter::EFilterStatus
CInputFilter::CMouseButtonCondition::match(CEvent& event, void*,
EActionMode& outMode)
{
// check for hotkey events
bool down;
CEvent::Type type = event.getType();
if (type == IPrimaryScreen::getButtonDownEvent()) {
outMode = kModeTurnOn;
down = true;
}
else if (type == IPrimaryScreen::getButtonUpEvent()) {
outMode = kModeTurnOff;
down = false;
}
else {
return kNoMatch;
}
// check if it's the right button and modifiers
IPlatformScreen::CButtonInfo* minfo =
reinterpret_cast<IPlatformScreen::CButtonInfo*>(event.getData());
if (minfo->m_button != m_button || getLastMask() != m_mask) {
return kNoMatch;
}
// convert event type for toggled conditions
if (getActionMode() != kModePass) {
if (type != IPlatformScreen::getButtonDownEvent()) {
return kDiscard;
}
outMode = getActionMode();
}
setClearMask(down ? m_mask : 0);
return kMatch;
}
void
CClient::handleFileChunkSending(const CEvent& event, void*)
{
sendFileChunk(event.getData());
}
void
COSXScreen::handleSystemEvent(const CEvent& event, void*)
{
EventRef* carbonEvent = reinterpret_cast<EventRef*>(event.getData());
assert(carbonEvent != NULL);
UInt32 eventClass = GetEventClass(*carbonEvent);
switch (eventClass) {
case kEventClassMouse:
switch (GetEventKind(*carbonEvent)) {
case kSynergyEventMouseScroll:
{
OSStatus r;
long xScroll;
long yScroll;
// get scroll amount
r = GetEventParameter(*carbonEvent,
kSynergyMouseScrollAxisX,
typeLongInteger,
NULL,
sizeof(xScroll),
NULL,
&xScroll);
if (r != noErr) {
xScroll = 0;
}
r = GetEventParameter(*carbonEvent,
kSynergyMouseScrollAxisY,
typeLongInteger,
NULL,
sizeof(yScroll),
NULL,
&yScroll);
if (r != noErr) {
yScroll = 0;
}
if (xScroll != 0 || yScroll != 0) {
onMouseWheel(-mapScrollWheelToSynergy(xScroll),
mapScrollWheelToSynergy(yScroll));
}
}
}
break;
case kEventClassKeyboard:
switch (GetEventKind(*carbonEvent)) {
case kEventHotKeyPressed:
case kEventHotKeyReleased:
onHotKey(*carbonEvent);
break;
}
break;
case kEventClassWindow:
SendEventToWindow(*carbonEvent, m_userInputWindow);
switch (GetEventKind(*carbonEvent)) {
case kEventWindowActivated:
LOG((CLOG_DEBUG1 "window activated"));
break;
case kEventWindowDeactivated:
LOG((CLOG_DEBUG1 "window deactivated"));
break;
case kEventWindowFocusAcquired:
LOG((CLOG_DEBUG1 "focus acquired"));
break;
case kEventWindowFocusRelinquish:
LOG((CLOG_DEBUG1 "focus released"));
break;
}
break;
default:
SendEventToEventTarget(*carbonEvent, GetEventDispatcherTarget());
break;
}
}
void
COSXScreen::handleSystemEvent(const CEvent& event, void*)
{
EventRef* carbonEvent = reinterpret_cast<EventRef*>(event.getData());
assert(carbonEvent != NULL);
UInt32 eventClass = GetEventClass(*carbonEvent);
switch (eventClass) {
case kEventClassMouse:
switch (GetEventKind(*carbonEvent)) {
case kEventMouseDown:
{
UInt16 myButton;
GetEventParameter(*carbonEvent,
kEventParamMouseButton,
typeMouseButton,
NULL,
sizeof(myButton),
NULL,
&myButton);
onMouseButton(true, myButton);
break;
}
case kEventMouseUp:
{
UInt16 myButton;
GetEventParameter(*carbonEvent,
kEventParamMouseButton,
typeMouseButton,
NULL,
sizeof(myButton),
NULL,
&myButton);
onMouseButton(false, myButton);
break;
}
case kEventMouseDragged:
case kEventMouseMoved:
{
HIPoint point;
GetEventParameter(*carbonEvent,
kEventParamMouseLocation,
typeHIPoint,
NULL,
sizeof(point),
NULL,
&point);
onMouseMove((SInt32)point.x, (SInt32)point.y);
break;
}
case kEventMouseWheelMoved:
{
EventMouseWheelAxis axis;
SInt32 delta;
GetEventParameter(*carbonEvent,
kEventParamMouseWheelAxis,
typeMouseWheelAxis,
NULL,
sizeof(axis),
NULL,
&axis);
if (axis == kEventMouseWheelAxisX ||
axis == kEventMouseWheelAxisY) {
GetEventParameter(*carbonEvent,
kEventParamMouseWheelDelta,
typeLongInteger,
NULL,
sizeof(delta),
NULL,
&delta);
if (axis == kEventMouseWheelAxisX) {
onMouseWheel(-mapScrollWheelToSynergy((SInt32)delta), 0);
}
else {
onMouseWheel(0, mapScrollWheelToSynergy((SInt32)delta));
}
}
break;
}
case kSynergyEventMouseScroll:
{
OSStatus r;
long xScroll;
long yScroll;
// get scroll amount
r = GetEventParameter(*carbonEvent,
kSynergyMouseScrollAxisX,
typeLongInteger,
NULL,
sizeof(xScroll),
NULL,
&xScroll);
if (r != noErr) {
xScroll = 0;
}
r = GetEventParameter(*carbonEvent,
kSynergyMouseScrollAxisY,
typeLongInteger,
NULL,
sizeof(yScroll),
NULL,
&yScroll);
if (r != noErr) {
yScroll = 0;
}
if (xScroll != 0 || yScroll != 0) {
onMouseWheel(-mapScrollWheelToSynergy(xScroll),
mapScrollWheelToSynergy(yScroll));
}
}
}
break;
case kEventClassKeyboard:
switch (GetEventKind(*carbonEvent)) {
case kEventRawKeyUp:
case kEventRawKeyDown:
case kEventRawKeyRepeat:
case kEventRawKeyModifiersChanged:
onKey(*carbonEvent);
break;
case kEventHotKeyPressed:
case kEventHotKeyReleased:
onHotKey(*carbonEvent);
break;
}
break;
case kEventClassWindow:
SendEventToWindow(*carbonEvent, m_userInputWindow);
switch (GetEventKind(*carbonEvent)) {
case kEventWindowActivated:
LOG((CLOG_DEBUG1 "window activated"));
break;
case kEventWindowDeactivated:
LOG((CLOG_DEBUG1 "window deactivated"));
break;
case kEventWindowFocusAcquired:
LOG((CLOG_DEBUG1 "focus acquired"));
break;
case kEventWindowFocusRelinquish:
LOG((CLOG_DEBUG1 "focus released"));
break;
}
break;
default:
SendEventToEventTarget(*carbonEvent, GetEventDispatcherTarget());
break;
}
}
void
CStreamFilter::filterEvent(const CEvent& event)
{
EVENTQUEUE->dispatchEvent(CEvent(event.getType(),
getEventTarget(), event.getData()));
}
void
CServerApp::handleScreenSwitched(const CEvent& e, void*)
{
if (!args().m_enableVnc)
return;
if (m_vncClient != NULL) {
LOG((CLOG_DEBUG "hiding vnc viewer for: %s", m_vncClient->m_screen.c_str()));
m_vncClient->hideViewer();
}
CServer::CSwitchToScreenInfo* info = reinterpret_cast<CServer::CSwitchToScreenInfo*>(e.getData());
std::map<CString, CVncClient*>::iterator it = m_vncClients.find(info->m_screen);
if (it == m_vncClients.end()) {
LOG((CLOG_DEBUG "could not find vnc client for: %s", info->m_screen));
return;
}
LOG((CLOG_DEBUG "showing vnc viewer for: %s", info->m_screen));
m_vncClient = it->second;
m_vncClient->showViewer();
}