bool FSequencerObjectChangeListener::IsTypeKeyable(const UClass& ObjectClass, const IPropertyHandle& PropertyHandle) const
{
const UProperty* Property = PropertyHandle.GetProperty();
const UStructProperty* StructProperty = Cast<const UStructProperty>(Property);
const UStructProperty* ParentStructProperty = nullptr;
const TSharedPtr<IPropertyHandle> ParentHandle = PropertyHandle.GetParentHandle();
if(ParentHandle->IsValidHandle())
{
ParentStructProperty = Cast<const UStructProperty>(ParentHandle->GetProperty());
}
FString PropertyVarName;
bool bFound = false;
if( StructProperty )
{
bFound = FindPropertySetter( ObjectClass, StructProperty->Struct->GetFName(), StructProperty->GetName() );
}
if( !bFound && ParentStructProperty )
{
// If the property parent is a struct, see if this property parent can be keyed. (e.g R,G,B,A for a color)
bFound = FindPropertySetter( ObjectClass, ParentStructProperty->Struct->GetFName(), ParentStructProperty->GetName() );
}
if( !bFound )
{
// the property in question is not a struct or an inner of the struct. See if it is directly keyable
bFound = FindPropertySetter( ObjectClass, Property->GetClass()->GetFName(), Property->GetName() );
}
return bFound;
}
bool FSequencerObjectChangeListener::CanKeyProperty(FCanKeyPropertyParams CanKeyPropertyParams) const
{
const UStructProperty* StructProperty = Cast<const UStructProperty>(CanKeyPropertyParams.PropertyPath.Last());
const UStructProperty* ParentStructProperty = nullptr;
if (CanKeyPropertyParams.PropertyPath.Num() > 1)
{
ParentStructProperty = Cast<const UStructProperty>(CanKeyPropertyParams.PropertyPath[CanKeyPropertyParams.PropertyPath.Num() - 2]);
}
FString PropertyVarName;
bool bFound = false;
if ( StructProperty )
{
bFound = FindPropertySetter(*CanKeyPropertyParams.ObjectClass, StructProperty->Struct->GetFName(), StructProperty->GetName() );
}
if( !bFound && ParentStructProperty )
{
// If the property parent is a struct, see if this property parent can be keyed.
bFound = FindPropertySetter(*CanKeyPropertyParams.ObjectClass, ParentStructProperty->Struct->GetFName(), ParentStructProperty->GetName());
}
if( !bFound )
{
// the property in question is not a struct or an inner of the struct. See if it is directly keyable
bFound = FindPropertySetter(*CanKeyPropertyParams.ObjectClass, CanKeyPropertyParams.PropertyPath.Last()->GetClass()->GetFName(), CanKeyPropertyParams.PropertyPath.Last()->GetName());
}
return bFound;
}
