Overview | Package | Class | Tree | Deprecated | Index | Help
| GWT 2.0.3
PREV CLASS NEXT CLASS | FRAMES NO FRAMES
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD

## com.google.gwt.event.dom.client
Class KeyEvent<H extends EventHandler>

    java.lang.Object
      com.google.gwt.event.shared.GwtEvent<H>
          com.google.gwt.event.dom.client.DomEvent<H>
              com.google.gwt.event.dom.client.KeyEvent<H>

Type Parameters:
  `H` - The event handler type

All Implemented Interfaces:
  HasNativeEvent

Direct Known Subclasses:
  KeyCodeEvent, KeyPressEvent

    public abstract class KeyEvent<H extends EventHandler>

extends DomEvent<H>

Base class for Key events. The native keyboard events are somewhat a mess (http://www.quirksmode.org/js/keys.html), we do some trivial normalization here, but do not attempt any complex patching, so user be warned.

Nested Class Summary

Nested classes/interfaces inherited from class com.google.gwt.event.dom.client.DomEvent
`DomEvent.Type<H extends EventHandler>`

Constructor Summary
`KeyEvent()`

Method Summary
`boolean` | `isAltKeyDown()` Is the `alt` key down?
`boolean` | `isAnyModifierKeyDown()` Does this event have any modifier keys down? Specifically.
`boolean` | `isControlKeyDown()` Is the `control` key down?
`boolean` | `isMetaKeyDown()` Is the `meta` key down?
`boolean` | `isShiftKeyDown()` Is the `shift` key down?

Methods inherited from class com.google.gwt.event.dom.client.DomEvent
`fireNativeEvent, fireNativeEvent, getAssociatedType, getNativeEvent, getRelativeElement, preventDefault, setNativeEvent, setRelativeElement, stopPropagation`

Methods inherited from class com.google.gwt.event.shared.GwtEvent
`assertLive, dispatch, getSource, isLive, kill, revive, toDebugString, toString`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

### KeyEvent

    public KeyEvent()

Method Detail

### isAltKeyDown

    public boolean isAltKeyDown()

  Is the `alt` key down?

  Returns:
    whether the alt key is down

### isAnyModifierKeyDown

    public boolean isAnyModifierKeyDown()

  Does this event have any modifier keys down? Specifically. is the control, meta, shift, or alt key currently pressed?

  Returns:
    whether this event have any modifier key down

### isControlKeyDown

    public boolean isControlKeyDown()

  Is the `control` key down?

  Returns:
    whether the control key is down

### isMetaKeyDown

    public boolean isMetaKeyDown()

  Is the `meta` key down?

  Returns:
    whether the meta key is down

### isShiftKeyDown

    public boolean isShiftKeyDown()

  Is the `shift` key down?

  Returns:
    whether the shift key is down

Overview | Package | Class | Tree | Deprecated | Index | Help
| GWT 2.0.3
PREV CLASS NEXT CLASS | FRAMES NO FRAMES
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD