Package org.fxmisc.undo.impl

Interface ChangeQueue<C>

All Known Implementing Classes:

FixedSizeChangeQueue, UnlimitedChangeQueue, ZeroSizeChangeQueue

public interface ChangeQueue<C>

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	ChangeQueue.QueuePosition

Method Summary

Modifier and Type	Method	Description
void	forgetHistory()
ChangeQueue.QueuePosition	getCurrentPosition()
boolean	hasNext()
boolean	hasPrev()
C	next()	Returns the next item and increases the current position by 1.
C	peekNext()	Returns the next item.
C	peekPrev()	Returns the previous item.
C	prev()	Returns the previous item and decreases the current position by 1.
void	push(C... changes)

Method Detail

hasNext

boolean hasNext()

hasPrev

boolean hasPrev()

peekNext

C peekNext()

Returns the next item. Current position stays unchanged.

peekPrev

C peekPrev()

Returns the previous item. Current position stays unchanged.

next

C next()

Returns the next item and increases the current position by 1.

prev

C prev()

Returns the previous item and decreases the current position by 1.

push

void push(C... changes)

getCurrentPosition

ChangeQueue.QueuePosition getCurrentPosition()

forgetHistory

void forgetHistory()