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juce::ScopedValueSetter< ValueType > Class Template Reference

Helper class providing an RAII-based mechanism for temporarily setting and then re-setting a value. More...

#include <juce_ScopedValueSetter.h>

Public Member Functions

 ScopedValueSetter (ValueType &valueToSet, ValueType newValue)
 Creates a ScopedValueSetter that will immediately change the specified value to the given new value, and will then reset it to its original value when this object is deleted. More...
 
 ScopedValueSetter (ValueType &valueToSet, ValueType newValue, ValueType valueWhenDeleted)
 Creates a ScopedValueSetter that will immediately change the specified value to the given new value, and will then reset it to be valueWhenDeleted when this object is deleted. More...
 

Detailed Description

template<typename ValueType>
class juce::ScopedValueSetter< ValueType >

Helper class providing an RAII-based mechanism for temporarily setting and then re-setting a value.

E.g.

int x = 1;
{
ScopedValueSetter setter (x, 2);
// x is now 2
}
// x is now 1 again
{
ScopedValueSetter setter (x, 3, 4);
// x is now 3
}
// x is now 4
Helper class providing an RAII-based mechanism for temporarily setting and then re-setting a value.

Definition at line 58 of file juce_ScopedValueSetter.h.

Constructor & Destructor Documentation

◆ ScopedValueSetter() [1/2]

template<typename ValueType >
juce::ScopedValueSetter< ValueType >::ScopedValueSetter ( ValueType &  valueToSet,
ValueType  newValue 
)
inline

Creates a ScopedValueSetter that will immediately change the specified value to the given new value, and will then reset it to its original value when this object is deleted.

Definition at line 64 of file juce_ScopedValueSetter.h.

◆ ScopedValueSetter() [2/2]

template<typename ValueType >
juce::ScopedValueSetter< ValueType >::ScopedValueSetter ( ValueType &  valueToSet,
ValueType  newValue,
ValueType  valueWhenDeleted 
)
inline

Creates a ScopedValueSetter that will immediately change the specified value to the given new value, and will then reset it to be valueWhenDeleted when this object is deleted.

Definition at line 75 of file juce_ScopedValueSetter.h.

◆ ~ScopedValueSetter()

template<typename ValueType >
juce::ScopedValueSetter< ValueType >::~ScopedValueSetter ( )
inline

Definition at line 84 of file juce_ScopedValueSetter.h.


The documentation for this class was generated from the following file: