public View layoutHeaderOrFooterView(TiViewProxy viewProxy) {
TiUIView tiView = viewProxy.peekView();
if (tiView != null) {
TiViewProxy parentProxy = viewProxy.getParent();
// Remove parent view if possible
if (parentProxy != null) {
TiUIView parentView = parentProxy.peekView();
if (parentView != null) {
parentView.remove(tiView);
}
}
} else {
tiView = viewProxy.forceCreateView();
}
View outerView = tiView.getOuterView();
ViewGroup parentView = (ViewGroup) outerView.getParent();
if (parentView != null && parentView.getId() == HEADER_FOOTER_WRAP_ID) {
return parentView;
} else {
// add a wrapper so layout params such as height, width takes in effect.
TiCompositeLayout wrapper =
new TiCompositeLayout(viewProxy.getActivity(), LayoutArrangement.DEFAULT, null);
AbsListView.LayoutParams params =
new AbsListView.LayoutParams(
AbsListView.LayoutParams.MATCH_PARENT, AbsListView.LayoutParams.WRAP_CONTENT);
wrapper.setLayoutParams(params);
outerView = tiView.getOuterView();
wrapper.addView(outerView, tiView.getLayoutParams());
wrapper.setId(HEADER_FOOTER_WRAP_ID);
return wrapper;
}
}
@Override
public Object instantiateItem(View container, int position) {
synchronized (viewsLock) {
ViewGroup pager = (ViewGroup) container;
TiViewProxy tiProxy = mViews.get(position);
TiUIView tiView = tiProxy.getOrCreateView();
View view = tiView.getOuterView();
ViewGroup.LayoutParams params =
new ViewGroup.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
TiCompositeLayout layout = new TiCompositeLayout(tiProxy.getActivity());
ViewParent parent = view.getParent();
if (parent instanceof ViewGroup) {
pager.removeView((View) parent);
ViewGroup group = (ViewGroup) parent;
group.removeView(view);
}
layout.addView(view, tiView.getLayoutParams());
if (position < pager.getChildCount()) {
pager.addView(layout, position, params);
} else {
pager.addView(layout, params);
}
return tiProxy;
}
}