public void show() {
if (!currentChildScreen.isActive()) uiStack.pushScreen(currentChildScreen);
currentChildScreen.setUp();
}
public void popScreen() {
currentChildScreen.popScreen(uiStack, this);
}
public void changeScreen(CustomScreen screen) {
currentChildScreen = screen;
currentChildScreen.setController(this);
show();
}
protected void onExposed() {
clearFields();
layoutScreen();
super.onExposed();
}