public class Viewport extends Object implements HasFocusHandlers, HasBlurHandlers
Modifier and Type | Method and Description |
---|---|
HandlerRegistration |
addBlurHandler(BlurHandler handler)
Adds a
BlurEvent handler. |
HandlerRegistration |
addFocusHandler(FocusHandler handler)
Adds a
FocusEvent handler. |
void |
fireEvent(GwtEvent<?> event) |
static Viewport |
get()
Provides access to the singleton instance.
|
static boolean |
hasFocus()
Determines whether or not the Viewport has focus.
|
public static Viewport get()
public static boolean hasFocus()
public HandlerRegistration addFocusHandler(FocusHandler handler)
FocusEvent
handler.addFocusHandler
in interface HasFocusHandlers
handler
- the handlerpublic HandlerRegistration addBlurHandler(BlurHandler handler)
BlurEvent
handler.addBlurHandler
in interface HasBlurHandlers
handler
- the handlerpublic void fireEvent(GwtEvent<?> event)
fireEvent
in interface HasHandlers
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