ScrollPanePeer

Name

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