ScopedValueSetter< ValueType > Class Template Reference

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

List of all members.

Public Member Functions
	ScopedValueSetter (ValueType &valueToSet, const 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.
	ScopedValueSetter (ValueType &valueToSet, const ValueType &newValue, const 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.
	~ScopedValueSetter ()

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Detailed Description

template<typename ValueType>
class 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

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Constructor & Destructor Documentation

template<typename ValueType >

ScopedValueSetter< ValueType >::ScopedValueSetter	(	ValueType &	valueToSet,
		const 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.

template<typename ValueType >

ScopedValueSetter< ValueType >::ScopedValueSetter	(	ValueType &	valueToSet,
		const ValueType &	newValue,
		const 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.

template<typename ValueType >

ScopedValueSetter< ValueType >::~ScopedValueSetter

(

)

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

• juce_ScopedValueSetter.h