FirstValueReceiver< T > Class Template Reference

#include <valuereceiver.h>

Detailed Description

template<typename T>
class maxon::FirstValueReceiver< T >

ValueReceiver type that will copy the first found value for later access. Useful for calls such as GetConnections when we are interested in getting details about the first connection found. Iterations stop after a value is found. of the given type.

String myString;
...
FirstValueReceiver<const String&> recv;
myString.Split('a', false, recv) iferr_return;
if (recv.IsPopulated())
DiagnosticOutput("Found first value");
Definition: c4d_string.h:39
Bool IsPopulated() const
Definition: string.h:1449
#define DiagnosticOutput(formatString,...)
Definition: debugdiagnostics.h:176
#define iferr_return
Definition: resultbase.h:1519

Public Member Functions

 operator ValueReceiver< T > ()
 
const Opt< typename std::decay< T >::type > & Get () const
 
Bool IsPopulated () const
 
Bool IsEmpty () const
 
void Reset ()
 

Private Attributes

Opt< typename std::decay< T >::type_value
 

Member Function Documentation

◆ operator ValueReceiver< T >()

operator ValueReceiver< T > ( )

◆ Get()

const Opt<typename std::decay<T>::type>& Get ( ) const

◆ IsPopulated()

Bool IsPopulated ( ) const

◆ IsEmpty()

Bool IsEmpty ( ) const

◆ Reset()

void Reset ( )

Member Data Documentation

◆ _value

Opt<typename std::decay<T>::type> _value
private