com.extjs.gxt.ui.client.aria
Class FocusHandler

java.lang.Object
  com.extjs.gxt.ui.client.aria.FocusHandler

Direct Known Subclasses:

DefaultHandler, DualListFieldHandler, FieldHandler, FieldSetHandler, HeaderHandler, HtmlEditorHandler, InputSliderHandler, MenuHandler, TabPanelHandler, ToolBarHandler, ToolButtonHandler

public abstract class FocusHandler
extends java.lang.Object

Field Summary

protected static boolean

managed

Constructor Summary

FocusHandler()

Method Summary

abstract boolean	canHandleKeyPress(Component component, PreviewEvent pe)
protected static com.google.gwt.user.client.ui.Widget	findForwardOverride(Component comp)
protected static NavigationHandler	findNavigationHandler(Component comp)
protected static com.google.gwt.user.client.ui.Widget	findNextWidget(com.google.gwt.user.client.ui.Widget c)
protected static com.google.gwt.user.client.ui.Widget	findPreviousOverride(Component comp)
protected static com.google.gwt.user.client.ui.Widget	findPreviousWidget(com.google.gwt.user.client.ui.Widget c)
protected int	firstActive(Container<?> c)
static boolean	focusNextWidget(com.google.gwt.user.client.ui.Widget c)
static boolean	focusPreviousWidget(com.google.gwt.user.client.ui.Widget c)
static boolean	focusWidget(com.google.gwt.user.client.ui.Widget w)
static boolean	focusWidget(com.google.gwt.user.client.ui.Widget w, boolean forward)
protected static boolean	forwardIfOverride(Component comp)
static boolean	isContainer(com.google.gwt.user.client.ui.Widget w)
protected static boolean	isIgnore(com.google.gwt.user.client.ui.Widget w)
static boolean	isManaged()
protected int	lastActive(Container<?> c)
void	onEnter(Component component, PreviewEvent pe)
void	onEscape(Component component, PreviewEvent pe)
void	onLeft(Component component, PreviewEvent pe)
void	onRight(Component component, PreviewEvent pe)
void	onTab(Component component, PreviewEvent pe)
protected static boolean	previousIfOverride(Component comp)
static void	stepInto(com.google.gwt.user.client.ui.Widget w, PreviewEvent pe, boolean forward)
void	stepOut(com.google.gwt.user.client.ui.Widget w)

Methods inherited from class java.lang.Object

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

Field Detail

managed

protected static boolean managed

Constructor Detail

FocusHandler

public FocusHandler()

Method Detail

focusNextWidget

public static boolean focusNextWidget(com.google.gwt.user.client.ui.Widget c)

focusPreviousWidget

public static boolean focusPreviousWidget(com.google.gwt.user.client.ui.Widget c)

focusWidget

public static boolean focusWidget(com.google.gwt.user.client.ui.Widget w)

focusWidget

public static boolean focusWidget(com.google.gwt.user.client.ui.Widget w,
                                  boolean forward)

isContainer

public static boolean isContainer(com.google.gwt.user.client.ui.Widget w)

isManaged

public static boolean isManaged()

stepInto

public static void stepInto(com.google.gwt.user.client.ui.Widget w,
                            PreviewEvent pe,
                            boolean forward)

findForwardOverride

protected static com.google.gwt.user.client.ui.Widget findForwardOverride(Component comp)

findNavigationHandler

protected static NavigationHandler findNavigationHandler(Component comp)

findNextWidget

protected static com.google.gwt.user.client.ui.Widget findNextWidget(com.google.gwt.user.client.ui.Widget c)

isIgnore

protected static boolean isIgnore(com.google.gwt.user.client.ui.Widget w)

findPreviousOverride

protected static com.google.gwt.user.client.ui.Widget findPreviousOverride(Component comp)

findPreviousWidget

protected static com.google.gwt.user.client.ui.Widget findPreviousWidget(com.google.gwt.user.client.ui.Widget c)

forwardIfOverride

protected static boolean forwardIfOverride(Component comp)

previousIfOverride

protected static boolean previousIfOverride(Component comp)

canHandleKeyPress

public abstract boolean canHandleKeyPress(Component component,
                                          PreviewEvent pe)

onEnter

public void onEnter(Component component,
                    PreviewEvent pe)

onEscape

public void onEscape(Component component,
                     PreviewEvent pe)

onLeft

public void onLeft(Component component,
                   PreviewEvent pe)

onRight

public void onRight(Component component,
                    PreviewEvent pe)

onTab

public void onTab(Component component,
                  PreviewEvent pe)

stepOut

public void stepOut(com.google.gwt.user.client.ui.Widget w)

firstActive

protected int firstActive(Container<?> c)

lastActive

protected int lastActive(Container<?> c)