com.tonbeller.wcf.scroller
Class Scroller

java.lang.Object
  com.tonbeller.wcf.scroller.Scroller

public class Scroller

extends java.lang.Object

Generates hidden input fields that are required to keep scrolling position. Provides static methods to enable scrolling.

Field Summary

static java.lang.String

FORCE_SCROLLER

Constructor Summary

Scroller()

Method Summary

static void	enableScroller(RequestContext context) enables/disables scrolling for this request.
void	handleRequest(RequestContext context, javax.servlet.jsp.JspWriter out)
static boolean	isScrollerEnabled(RequestContext context)

Methods inherited from class java.lang.Object

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

Field Detail

FORCE_SCROLLER

public static final java.lang.String FORCE_SCROLLER

See Also:

Constant Field Values

Constructor Detail

Scroller

public Scroller()

Method Detail

handleRequest

public void handleRequest(RequestContext context,
                          javax.servlet.jsp.JspWriter out)
                   throws java.io.IOException

Throws:

java.io.IOException

enableScroller

public static void enableScroller(RequestContext context)

enables/disables scrolling for this request. Typically a request handler should decide whether the current position should be kept or not. A tree node expansion handler would want to keep the position a dialog close button handler not.

By default scrolling is disabled

isScrollerEnabled

public static boolean isScrollerEnabled(RequestContext context)