bibliothek.gui.dock.station.stack
Interface CombinedHandler<T>

Type Parameters:

T - the kind of item whose visibility is changed

public interface CombinedHandler<T>

A handler to change and read the visibility state and the z order of some item. This handler is attached to some other component, the visibility state and the z order depend not only on the item put also on internal states of the other items.

Author:

Benjamin Sigg

Method Summary

int	getZOrder(T item) Gets the z order of item.
boolean	isVisible(T item) Tells whether item is visible or not.
void	setVisible(T item, boolean visible) Sets the visibility of item.
void	setZOrder(T item, int order) Sets the z order of item, items with lower z order are painted first.

Method Detail

setVisible

void setVisible(T item,
                boolean visible)

Sets the visibility of item.

Parameters:

item - some item

visible - its new visibility state

Throws:

IllegalArgumentException - if item does not belong to the component this handler is attached to

isVisible

boolean isVisible(T item)

Tells whether item is visible or not.

Parameters:

item - some item

Returns:

true if visible, false otherwise

Throws:

IllegalArgumentException - if item does not belong to the component this handler is attached to

setZOrder

void setZOrder(T item,
               int order)

Sets the z order of item, items with lower z order are painted first.

Parameters:

item - some item

order - its z order

getZOrder

int getZOrder(T item)

Gets the z order of item.

Parameters:

item - the item

Returns:

the z order

Throws:

IllegalArgumentException - if item does not belong to the component this handler is attached to