com.vaadin.terminal.gwt.client.ui.slider
Class VSlider

java.lang.Object
  com.google.gwt.user.client.ui.UIObject
      com.google.gwt.user.client.ui.Widget
          com.google.gwt.user.client.ui.Panel
              com.google.gwt.user.client.ui.SimplePanel
                  com.vaadin.terminal.gwt.client.ui.SimpleFocusablePanel
                      com.vaadin.terminal.gwt.client.ui.slider.VSlider

All Implemented Interfaces:

com.google.gwt.event.dom.client.HasBlurHandlers, com.google.gwt.event.dom.client.HasFocusHandlers, com.google.gwt.event.dom.client.HasKeyDownHandlers, com.google.gwt.event.dom.client.HasKeyPressHandlers, com.google.gwt.event.logical.shared.HasAttachHandlers, com.google.gwt.event.shared.HasHandlers, com.google.gwt.user.client.EventListener, com.google.gwt.user.client.ui.AcceptsOneWidget, com.google.gwt.user.client.ui.HasOneWidget, com.google.gwt.user.client.ui.HasVisibility, com.google.gwt.user.client.ui.HasWidgets, com.google.gwt.user.client.ui.HasWidgets.ForIsWidget, com.google.gwt.user.client.ui.IsWidget, ContainerResizedListener, Focusable, Field, Iterable<com.google.gwt.user.client.ui.Widget>

public class VSlider
extends SimpleFocusablePanel
implements Field, ContainerResizedListener

Nested Class Summary

Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.UIObject.DebugIdImpl, com.google.gwt.user.client.ui.UIObject.DebugIdImplEnabled

Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.HasWidgets

com.google.gwt.user.client.ui.HasWidgets.ForIsWidget

Field Summary

static String

CLASSNAME

Fields inherited from class com.google.gwt.user.client.ui.UIObject

DEBUG_ID_PREFIX

Constructor Summary

VSlider()

Method Summary

protected int	getEventPosition(com.google.gwt.user.client.Event event) TODO consider extracting touches support to an impl class specific for webkit (only browser that really supports touches).
protected int	getNavigationDownKey() Get the key that decreases the vertical slider.
protected int	getNavigationLeftKey() Get the key that decreases the horizontal slider.
protected int	getNavigationRightKey() Get the key that increases the horizontal slider.
protected int	getNavigationUpKey() Get the key that increases the vertical slider.
boolean	handleNavigation(int keycode, boolean ctrl, boolean shift) Handles the keyboard events handled by the Slider
void	iLayout() This function is run when container box has been resized.
void	onBrowserEvent(com.google.gwt.user.client.Event event)

Methods inherited from class com.vaadin.terminal.gwt.client.ui.SimpleFocusablePanel

addBlurHandler, addFocusHandler, addKeyDownHandler, addKeyPressHandler, addKeyUpHandler, focus, setFocus, setTabIndex

Methods inherited from class com.google.gwt.user.client.ui.SimplePanel

add, getContainerElement, getWidget, iterator, remove, setWidget, setWidget

Methods inherited from class com.google.gwt.user.client.ui.Panel

add, adopt, adopt, clear, disown, doAttachChildren, doDetachChildren, orphan, remove

Methods inherited from class com.google.gwt.user.client.ui.Widget

addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, fireEvent, getHandlerCount, getLayoutData, getParent, isAttached, isOrWasAttached, onAttach, onDetach, onLoad, onUnload, removeFromParent, setLayoutData, sinkEvents

Methods inherited from class com.google.gwt.user.client.ui.UIObject

addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, onEnsureDebugId, removeStyleDependentName, removeStyleName, resolvePotentialElement, setElement, setElement, setHeight, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkBitlessEvent, toString, unsinkEvents

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.gwt.event.shared.HasHandlers

fireEvent

Field Detail

CLASSNAME

public static final String CLASSNAME

See Also:

Constant Field Values

Constructor Detail

VSlider

public VSlider()

Method Detail

onBrowserEvent

public void onBrowserEvent(com.google.gwt.user.client.Event event)

Specified by:

onBrowserEvent in interface com.google.gwt.user.client.EventListener

Overrides:

onBrowserEvent in class com.google.gwt.user.client.ui.Widget

getEventPosition

protected int getEventPosition(com.google.gwt.user.client.Event event)

TODO consider extracting touches support to an impl class specific for webkit (only browser that really supports touches).

Parameters:

event -

Returns:

iLayout

public void iLayout()

Description copied from interface: ContainerResizedListener

This function is run when container box has been resized. Object implementing ContainerResizedListener is responsible to call the same function on its ancestors that implement NeedsLayout in case their container has resized. runAnchestorsLayout(HasWidgets parent) function from Util class may be a good helper for this.

Specified by:

iLayout in interface ContainerResizedListener

handleNavigation

public boolean handleNavigation(int keycode,
                                boolean ctrl,
                                boolean shift)

Handles the keyboard events handled by the Slider

Parameters:

event - The keyboard event received

Returns:

true iff the navigation event was handled

getNavigationUpKey

protected int getNavigationUpKey()

Get the key that increases the vertical slider. By default it is the up arrow key but by overriding this you can change the key to whatever you want.

Returns:

The keycode of the key

getNavigationDownKey

protected int getNavigationDownKey()

Get the key that decreases the vertical slider. By default it is the down arrow key but by overriding this you can change the key to whatever you want.

Returns:

The keycode of the key

getNavigationLeftKey

protected int getNavigationLeftKey()

Get the key that decreases the horizontal slider. By default it is the left arrow key but by overriding this you can change the key to whatever you want.

Returns:

The keycode of the key

getNavigationRightKey

protected int getNavigationRightKey()

Get the key that increases the horizontal slider. By default it is the right arrow key but by overriding this you can change the key to whatever you want.

Returns:

The keycode of the key