com.google.gwt.place.shared

Class PlaceHistoryHandler.DefaultHistorian

java.lang.Object

com.google.gwt.place.shared.PlaceHistoryHandler.DefaultHistorian

All Implemented Interfaces:

PlaceHistoryHandler.Historian

Enclosing class:

PlaceHistoryHandler

public static class PlaceHistoryHandler.DefaultHistorian
extends Object
implements PlaceHistoryHandler.Historian

Default implementation of PlaceHistoryHandler.Historian, based on History.

Constructor Summary

Constructors

Constructor and Description
DefaultHistorian()

Method Summary

Modifier and Type	Method and Description
HandlerRegistration	addValueChangeHandler(ValueChangeHandler<String> valueChangeHandler) Adds a ValueChangeEvent handler to be informed of changes to the browser's history stack.
String	getToken()
void	newItem(String token, boolean issueEvent) Adds a new browser history entry.

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, toString

Constructor Detail

DefaultHistorian

public DefaultHistorian()

Method Detail

addValueChangeHandler

public HandlerRegistration addValueChangeHandler(ValueChangeHandler<String> valueChangeHandler)

Description copied from interface: PlaceHistoryHandler.Historian

Adds a ValueChangeEvent handler to be informed of changes to the browser's history stack.

Specified by:

addValueChangeHandler in interface PlaceHistoryHandler.Historian

Parameters:

valueChangeHandler - the handler

Returns:

the registration used to remove this value change handler

getToken

public String getToken()

Specified by:

getToken in interface PlaceHistoryHandler.Historian

Returns:

the current history token.

newItem

public void newItem(String token,
                    boolean issueEvent)

Description copied from interface: PlaceHistoryHandler.Historian

Adds a new browser history entry. Calling this method will cause ValueChangeHandler.onValueChange(com.google.gwt.event.logical.shared.ValueChangeEvent) to be called as well.

Specified by:

newItem in interface PlaceHistoryHandler.Historian