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Java AWT

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java.awt.peer Reference
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ScrollPanePeer (New)

Name

ScrollPanePeer (New)

[Graphic: Figure from the text]

Description

ScrollPanePeer is an interface that defines the basis for a scrolling container.

Interface Definition

public abstract interface java.awt.peer.ScrollPanePeer
   extends java.awt.peer.ContainerPeer {
  // Interface Methods
  public abstract void childResized (int w, int h);
  public abstract int getHScrollbarHeight();
  public abstract int getVScrollbarWidth();
  public abstract void setScrollPosition (int x, int y);
  public abstract void setUnitIncrement (Adjustable adj, int u);
  public abstract void setValue (Adjustable adj, int v);
}

Interface Methods

childResized

public abstract void childResized (int w, int h)

Parameters

w

The new child width.

h

The new child height.

Description

Tells the peer that the child has a new size.

getHScrollbarHeight

public abstract int getHScrollbarHeight()

Returns

Height that a horizontal scrollbar would occupy.

Description

The height is returned regardless of whether the scrollbar is showing or not.

getVScrollbarWidth

public abstract int getVScrollbarWidth()

Returns

Width that a vertical scrollbar would occupy.

Description

The width is returned regardless of whether the scrollbar is showing or not.

setScrollPosition

public abstract void setScrollPosition (int x, int y)

Parameters

x

The new horizontal position.

y

The new vertical position.

Description

Changes the coordinate of the child component that is displayed at the origin of the ScrollPanePeer.

setUnitIncrement

public abstract void setUnitIncrement (Adjustable adj, int u)

Parameters

adj

The Adjustable object to change.

u

The new value.

Description

Changes the unit increment of the given Adjustable object.

setValue

public abstract void setValue (Adjustable adj, int v)

Parameters

adj

The Adjustable object to change.

v

The new value.

Description

Changes the value of the given Adjustable object.

See Also

Adjustable, ContainerPeer, Scrollbar


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