# Uses of Interface
javafx.beans.value.ObservableLongValue

Packages that use ObservableLongValue
Package | Description
--- | ---
javafx.beans.binding | Provides classes that create and operate on a `Binding` that calculates a value that depends on one or more sources.
javafx.beans.property | The package `javafx.beans.property` defines read-only properties and writable properties, plus a number of implementations.
javafx.beans.property.adapter | Provides various classes that act as adapters between a regular Java Bean property and a corresponding `JavaFX Property`.
javafx.css | Provides API for making properties styleable via CSS and for supporting pseudo-class state.

- ## Uses of ObservableLongValue in javafx.beans.binding

  Classes in javafx.beans.binding that implement ObservableLongValue
  Modifier and Type | Class | Description
  --- | --- | ---
  `class` | `LongBinding` | Base class that provides most of the functionality needed to implement a `Binding` of a `long` value.
  `class` | `LongExpression` | `LongExpression` is an `ObservableLongValue` plus additional convenience methods to generate bindings in a fluent style.

  Methods in javafx.beans.binding with parameters of type ObservableLongValue
  Modifier and Type | Method | Description
  --- | --- | ---
  `static LongExpression` | LongExpression.`longExpression​(ObservableLongValue value)` | Returns a `LongExpression` that wraps a `ObservableLongValue`.

- ## Uses of ObservableLongValue in javafx.beans.property

  Classes in javafx.beans.property that implement ObservableLongValue
  Modifier and Type | Class | Description
  --- | --- | ---
  `class` | `LongProperty` | This class defines a `Property` wrapping a `long` value.
  `class` | `LongPropertyBase` | The class `LongPropertyBase` is the base class for a property wrapping a `long` value.
  `class` | `ReadOnlyLongProperty` | Superclass for all readonly properties wrapping a `long`.
  `class` | `ReadOnlyLongPropertyBase` | Base class for all readonly properties wrapping a `long`.
  `class` | `ReadOnlyLongWrapper` | This class provides a convenient class to define read-only properties.
  `class` | `SimpleLongProperty` | This class provides a full implementation of a `Property` wrapping a `long` value.

- ## Uses of ObservableLongValue in javafx.beans.property.adapter

  Classes in javafx.beans.property.adapter that implement ObservableLongValue
  Modifier and Type | Class | Description
  --- | --- | ---
  `class` | `JavaBeanLongProperty` | A `JavaBeanLongProperty` provides an adapter between a regular Java Bean property of type `long` or `Long` and a JavaFX `LongProperty`.
  `class` | `ReadOnlyJavaBeanLongProperty` | A `ReadOnlyJavaBeanLongProperty` provides an adapter between a regular read only Java Bean property of type `long` or `Long` and a JavaFX `ReadOnlyLongProperty`.

- ## Uses of ObservableLongValue in javafx.css

  Classes in javafx.css that implement ObservableLongValue
  Modifier and Type | Class | Description
  --- | --- | ---
  `class` | `SimpleStyleableLongProperty` | This class extends `SimpleLongProperty` and provides a full implementation of a `StyleableProperty`.
  `class` | `StyleableLongProperty` | This class extends `LongPropertyBase` and provides a partial implementation of a `StyleableProperty`.