SharedValues

Artifact: androidx.constraintlayout:constraintlayout

View Source

Added in 2.2.1

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Kotlin |Java

public class SharedValues

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Shared values

Summary

Nested types
public interface SharedValues.SharedValuesListener interface for listeners

Constants
static final int	UNSET = -1

Public constructors
SharedValues()

Public methods
void	addListener(int key, SharedValues.SharedValuesListener listener) Add a listener for a key
void	clearListeners() remove all listeners
void	fireNewValue(int key, int value) notify that value has changed
int	getValue(int key) get the value from the map
void	removeListener(SharedValues.SharedValuesListener listener) Remove a listener
void	removeListener(int key, SharedValues.SharedValuesListener listener) Remove listener for a key (will not be removed for other keys)

Constants

UNSET

Added in 2.2.1

public static final int UNSET = -1

Public constructors

SharedValues

Added in 2.2.1

public SharedValues()

Public methods

addListener

Added in 2.2.1

public void addListener(int key, SharedValues.SharedValuesListener listener)

Add a listener for a key

Parameters
int key
SharedValues.SharedValuesListener listener

clearListeners

Added in 2.2.1

public void clearListeners()

remove all listeners

fireNewValue

Added in 2.2.1

public void fireNewValue(int key, int value)

notify that value has changed

Parameters
int key
int value

getValue

Added in 2.2.1

public int getValue(int key)

get the value from the map

Parameters
int key

Returns
int

removeListener

Added in 2.2.1

public void removeListener(SharedValues.SharedValuesListener listener)

Remove a listener

Parameters
SharedValues.SharedValuesListener listener

removeListener

Added in 2.2.1

public void removeListener(int key, SharedValues.SharedValuesListener listener)

Remove listener for a key (will not be removed for other keys)

Parameters
int key
SharedValues.SharedValuesListener listener