@Override
public void onTab(Component component, PreviewEvent pe) {
if (!isManaged()) return;
if (!pe.isShiftKey() && forwardIfOverride(component)) {
pe.stopEvent();
return;
} else if (pe.isShiftKey() && previousIfOverride(component)) {
pe.stopEvent();
return;
}
}
@Override
public void onEnter(Component component, PreviewEvent pe) {
if (!isManaged()) return;
if (component instanceof HeaderItem) {
pe.preventDefault();
TabItem item = (TabItem) component.getParent();
stepInto(item, pe, true);
} else if (component instanceof TabPanel) {
pe.preventDefault();
TabPanel panel = (TabPanel) component;
TabItem item = panel.getSelectedItem();
if (item != null && item.getItemCount() > 0) {
item.getItem(0).focus();
}
}
}
protected void onEscape(PreviewEvent pe) {
if (pe.getKeyCode() == KeyCodes.KEY_ESCAPE) {
if (activeItem != null && !activeItem.onEscape()) {
return;
}
hide(false);
}
}
@Override
public void onTab(Component component, PreviewEvent pe) {
if (!isManaged()) return;
if (component instanceof TabItem) {
pe.preventDefault();
if (pe.isShiftKey()) {
focusPreviousWidget(component.getParent());
} else {
focusNextWidget(component.getParent());
}
} else if (component instanceof HeaderItem) {
pe.preventDefault();
if (pe.isShiftKey()) {
focusPreviousWidget(component);
} else {
focusNextWidget(component);
}
}
}
public void onEscape(Component component, PreviewEvent pe) {
if (!isManaged()) return;
Widget p = component.getParent();
if (p != null) {
pe.stopEvent();
if (p instanceof TabItem) {
stepOut(((TabItem) p).getTabPanel());
} else {
stepOut(component);
}
}
}
protected boolean onAutoHide(PreviewEvent pe) {
if ((pe.getEventTypeInt() == Event.ONMOUSEDOWN
|| pe.getEventTypeInt() == Event.ONMOUSEWHEEL
|| pe.getEventTypeInt() == Event.ONSCROLL
|| pe.getEventTypeInt() == Event.ONKEYPRESS)
&& !(pe.within(getElement())
|| (fly(pe.getTarget()).findParent(".x-ignore", -1) != null))) {
MenuEvent me = new MenuEvent(this);
me.setEvent(pe.getEvent());
if (fireEvent(Events.AutoHide, me)) {
hide(true);
return true;
}
}
return false;
}