void FLiveEditorManager::RegisterEventListener( UObject *Target, FName EventName )
{
if ( !Target )
return;
UFunction *Function = Target->FindFunction( EventName );
if ( Function == NULL )
return;
ULiveEditorBlueprint *Blueprint = Cast<ULiveEditorBlueprint>(Target);
check( Blueprint != NULL );
FString BlueprintName = Blueprint->GetName();
int32 chopIndex = BlueprintName.Find( TEXT("_C"), ESearchCase::CaseSensitive, ESearchDir::FromEnd );
if ( chopIndex != INDEX_NONE )
{
BlueprintName = BlueprintName.LeftChop( BlueprintName.Len() - chopIndex );
}
const FLiveEditBinding* Binding = LiveEditorUserData->GetBinding( BlueprintName, EventName.ToString() );
if ( Binding != NULL )
{
ILiveEditListener *Listener = new ILiveEditListener(EventName, *Binding, Target);
int ID = LISTENER_ID(Listener->Binding.Channel,Listener->Binding.ControlID); //needs to remain int (instead of int32) since numbers are derived from TPL that uses int
EventListeners.Add(ID,Listener);
}
else
{
FString Message = FString::Printf( TEXT("A LiveEditor Event (%s) is not bound and will not work. Please Re-bind this LiveEditorBlueprint in the LiveEditor Control Panel"), *EventName.ToString() );
FPlatformMisc::MessageBoxExt( EAppMsgType::Ok, *Message, *NSLOCTEXT("MessageDialog", "DefaultDebugMessageTitle", "ShowDebugMessagef").ToString() );
}
}
class ULiveEditorBlueprint *FLiveEditorManager::FindActiveBlueprint( const FString &Name )
{
FString CheckName = Name.Left( Name.Find( TEXT("."), ESearchCase::IgnoreCase, ESearchDir::FromEnd ) );
for ( TArray< FActiveBlueprintRecord >::TIterator It(ActiveBlueprints); It; It++ )
{
ULiveEditorBlueprint *BP = (*It).Blueprint.Get();
if ( !BP )
continue;
FString CheckPathName = BP->GetArchetype()->GetPathName();
CheckPathName = CheckPathName.Left( CheckPathName.Find( TEXT("."), ESearchCase::IgnoreCase, ESearchDir::FromEnd ) );
UE_LOG( LiveEditorManagerLog, Log, TEXT("%s | %s"), *CheckPathName, *CheckName );
if ( CheckPathName == CheckName )
return BP;
}
return NULL;
}
FString GetSafeBlueprintName( const ULiveEditorBlueprint &Instance )
{
FString BlueprintName = Instance.GetName();
int32 chopIndex = BlueprintName.Find( TEXT("_C"), ESearchCase::CaseSensitive, ESearchDir::FromEnd );
if ( chopIndex != INDEX_NONE )
{
BlueprintName = BlueprintName.LeftChop( BlueprintName.Len() - chopIndex );
}
return BlueprintName;
}
bool FLiveEditorManager::DeActivate( const FString &Name )
{
RealWorld = GWorld;
check( LiveEditorWorld != NULL );
GWorld = LiveEditorWorld;
bool bSuccess = false;
ULiveEditorBlueprint *BP = FindActiveBlueprint(Name);
if ( BP != NULL )
{
UnregisterAllListeners(BP);
BP->OnShutdown();
//BP->MarkPendingKill(); TODO how do we delete this without crashing?
int32 i = 0;
while( i < ActiveBlueprints.Num() )
{
if ( ActiveBlueprints[i].Blueprint.Get() == BP )
{
ActiveBlueprints.RemoveAtSwap(i);
continue;
}
else
{
++i;
}
}
bSuccess = true;
}
GWorld = RealWorld;
RealWorld = NULL;
return bSuccess;
}
void FLiveEditorManager::Tick(float DeltaTime)
{
//avoid multiple tick DOOM ( FTickableGameObject's get ticked once per UWorld that is active and Ticking )
float CurTime = GWorld->GetRealTimeSeconds();
if ( LastUpdateTime == CurTime )
{
return;
}
LastUpdateTime = CurTime;
if ( LiveEditorWorld == NULL )
{
CreateLiveEditorWorld();
}
RealWorld = GWorld;
check( LiveEditorWorld != NULL );
GWorld = LiveEditorWorld;
if ( ActiveBlueprints.Num() > 0 )
LiveEditorWorld->Tick( ELevelTick::LEVELTICK_All, DeltaTime );
//
//update our ActiveBlueprints
//
int32 i = 0;
while ( i < ActiveBlueprints.Num() )
{
FActiveBlueprintRecord record = ActiveBlueprints[i];
ULiveEditorBlueprint *Instance = record.Blueprint.Get();
if ( Instance == NULL )
{
ActiveBlueprints.RemoveAtSwap(i); //clean out the dead entry
Activate( record.Name ); //try to ressurect the Blueprint (user has likely just recompiled it)
continue;
}
Instance->Tick( DeltaTime );
++i;
}
//
// handle the actual MIDI messages
//
for( TMap< PmDeviceID, FLiveEditorDeviceInstance >::TIterator It(InputConnections); It; ++It )
{
PmDeviceID DeviceID = (*It).Key;
FLiveEditorDeviceInstance &DeviceInstance = (*It).Value;
int NumRead = Pm_Read( DeviceInstance.Connection.MIDIStream, MIDIBuffer, DEFAULT_BUFFER_SIZE ); //needs to remain int (instead of int32) since numbers are derived from TPL that uses int
if ( NumRead < 0 )
{
continue; //error occurred, portmidi should handle this silently behind the scenes
}
else if ( NumRead > 0 )
{
DeviceInstance.Data.LastInputTime = GWorld->GetTimeSeconds();
}
//dispatch
for ( int32 BufferIndex = 0; BufferIndex < NumRead; BufferIndex++ )
{
PmMessage Msg = MIDIBuffer[BufferIndex].message;
int Status = Pm_MessageStatus(Msg); //needs to remain int (instead of int32) since numbers are derived from TPL that uses int
int Data1 = Pm_MessageData1(Msg); //needs to remain int (instead of int32) since numbers are derived from TPL that uses int
int Data2 = Pm_MessageData2(Msg); //needs to remain int (instead of int32) since numbers are derived from TPL that uses int
if ( ActiveWizard != NULL )
{
ActiveWizard->ProcessMIDI( Status, Data1, Data2, DeviceID, DeviceInstance.Data );
}
else
{
switch ( DeviceInstance.Data.ConfigState )
{
case FLiveEditorDeviceData::UNCONFIGURED:
break;
case FLiveEditorDeviceData::CONFIGURED:
Dispatch( Status, Data1, Data2, DeviceInstance.Data );
break;
default:
break;
}
}
}
}
PieObjectCache.EvaluatePendingCreations();
GWorld = RealWorld;
RealWorld = NULL;
}