kankan.wheel.widget
Class ItemsRange

java.lang.Object
  kankan.wheel.widget.ItemsRange

public class ItemsRange
extends java.lang.Object

Range for visible items.

Field Summary

private int	count
private int	first

Constructor Summary

ItemsRange()
Default constructor.

ItemsRange(int first, int count)
Constructor

Method Summary

boolean	contains(int index) Tests whether item is contained by range
int	getCount() Get items count
int	getFirst() Gets number of first item
int	getLast() Gets number of last item

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

first

private int first

count

private int count

Constructor Detail

ItemsRange

public ItemsRange()

Default constructor. Creates an empty range

ItemsRange

public ItemsRange(int first,
                  int count)

Constructor

Parameters:

first - the number of first item

count - the count of items

Method Detail

getFirst

public int getFirst()

Gets number of first item

Returns:

the number of the first item

getLast

public int getLast()

Gets number of last item

Returns:

the number of last item

getCount

public int getCount()

Get items count

Returns:

the count of items

contains

public boolean contains(int index)

Tests whether item is contained by range

Parameters:

index - the item number

Returns:

true if item is contained