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| Chapter 23 java.awt.peer Reference |

# ScrollbarPeer

## Name

ScrollbarPeer

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## Description

`ScrollbarPeer` is an interface that defines the basis for scrollbar components.

## Interface Definition

    public abstract interface java.awt.peer.ScrollbarPeer
       extends java.awt.peer.ComponentPeer {
      // Interface Methods
      public abstract void setLineIncrement (int amount);
      public abstract void setPageIncrement (int amount);
      public abstract void setValues (int value, int visible, int minimum, int maximum);
    }

## Interface Methods

### setLineIncrement

#### public abstract void setLineIncrement (int amount)

Parameters

  amount

    New line increment amount.

Description

  Changes the line increment amount for the scrollbar's peer.

### setPageIncrement

#### public abstract void setPageIncrement (int amount)

Parameters

  amount

    New paging increment amount.

Description

  Changes the paging increment amount for the scrollbar's peer.

### setValues

#### public abstract void setValues (int value, int visible, int minimum, int maximum)

Parameters

  value

    New value for the scrollbar's peer.

  visible

    New slider width.

  minimum

    New minimum value for the scrollbar's peer.

  maximum

    New maximum value for the scrollbar's peer.

Description

  Changes the settings of the scrollbar's peer to the given amounts.

## See Also

`ComponentPeer`

PopupMenuPeer |  | ScrollPanePeer