@Override
public void onKeyDown(KeyDownEvent event) {
ignoreNextKeyPress = true;
Event nativeEvent = (Event) event.getNativeEvent();
if (!nativeEvent.isCancelled()) {
handleRepeatableKey(nativeEvent);
}
cancelNextKeyPress = nativeEvent.isCancelled();
}
@Override
public void onKeyUp(KeyUpEvent event) {
ignoreNextKeyPress = false;
cancelNextKeyPress = false;
Event nativeEvent = (Event) event.getNativeEvent();
if (!nativeEvent.isCancelled()) {
handleKeyRelease(nativeEvent);
}
}
@Override
public void onKeyPress(KeyPressEvent event) {
Event nativeEvent = (Event) event.getNativeEvent();
if (!ignoreNextKeyPress) {
if (!nativeEvent.isCancelled()) {
handleRepeatableKey(nativeEvent);
}
} else if (cancelNextKeyPress) {
nativeEvent.xPreventDefault();
}
ignoreNextKeyPress = false;
cancelNextKeyPress = false;
}
/**
* Called when a KeyDown event is triggered inside the rich text area.
*
* @param event the native event that was fired
*/
protected void onKeyDown(Event event) {
if (event == null || event.isCancelled()) {
return;
}
switch (event.getKeyCode()) {
case KeyCodes.KEY_DOWN:
onDownArrow(event);
break;
case KeyCodes.KEY_UP:
onUpArrow(event);
break;
default:
break;
}
}
/**
* Called by the underlying rich text are when user actions trigger browser events, after all the
* registered listeners have been notified.
*
* @param event the native event that was fired
* @see RichTextArea#onBrowserEvent(com.google.gwt.user.client.Event)
* @see RichTextArea#getCurrentEvent()
*/
public void onBrowserEvent(Event event) {
if (event == null || event.isCancelled()) {
return;
}
switch (event.getTypeInt()) {
case Event.ONKEYDOWN:
onKeyDown(event);
break;
case Event.ONKEYPRESS:
onKeyPress(event);
break;
case Event.ONLOAD:
onLoad(event);
break;
default:
break;
}
}
@Override
protected void onKeyDown(Event event) {
if (event == null || event.isCancelled()) {
return;
}
switch (event.getKeyCode()) {
case KeyCodes.KEY_TAB:
// IE moves the focus when Tab key is down and thus the key press event doesn't get fired.
// If we block
// the key down event then IE doesn't fire key press. We are forced to apply out custom
// behavior for tab
// key now, on key down, and not later, on key press.
onTab(event);
break;
default:
super.onKeyDown(event);
break;
}
}