super.onCreate(savedInstanceState);
setContentView(R.layout.z_ordering);
ViewGroup grandParent = (ViewGroup) findViewById(R.id.parent);
if (grandParent == null) throw new IllegalStateException();
View.OnClickListener l = new View.OnClickListener() {
@Override
public void onClick(View v) {}
};
for (int i = 0; i < grandParent.getChildCount(); i++) {
ViewGroup parent = (ViewGroup) grandParent.getChildAt(i);
for (int j = 0; j < parent.getChildCount(); j++) {
parent.getChildAt(j).setOnClickListener(l);
}
}