pull to refresh for Listview

titanium.pulltorefresh

var feedsController,
    refreshControl,
    loadMoreDisabled;
	  
loadFeeds();

function loadFeeds() {
	// this is a ListView
	feedsController = Alloy.createController('feeds', {});
  	
  	loadPullToRefresh();
}

function loadPullToRefresh() {
    var feedsView = feedsController.getView();
	
    if (OS_IOS) {
        refreshControl = Ti.UI.createRefreshControl();
        refreshControl.addEventListener('refreshstart', getFeeds);
        feedsView.refreshControl = refreshControl;
  		
        $.getView().add(feedsView);
    } else {
        // get this module from
        // https://github.com/raymondkam/Ti.SwipeRefreshLayout
        // or
        // https://github.com/iskugor/Ti.SwipeRefreshLayout
        var swipeRefreshModule = require('com.rkam.swiperefreshlayout');
        refreshControl = swipeRefreshModule.createSwipeRefresh({ view: feedsView });
	    refreshControl.addEventListener('refreshing', getFeeds);
		
        $.getView().add(refreshControl);
    }
}

function removePullToRefresh() {
  	if (OS_IOS) {
  		var feedsView = feedsController.getView();
  		feedsView.refreshControl = undefined;
  		refreshControl = null;
  	} else {
  		loadMoreDisabled = true;
  	}
}

function refreshFinish() {
  	if (OS_IOS) {
  		refreshControl.endRefreshing();
  	} else {
  		refreshControl.setRefreshing(false);
  	}
}

function getFeeds() {
  	if (OS_ANDROID && loadMoreDisabled === true) {
  		refreshFinish();
  		return;
  	}
  	
  	setTimeout(showFeeds, 5000);
}

function showFeeds() {
    // TODO: append feed
    refreshFinish();
  	
  	//TODO: test Remove pull to refresh
  	if (0) {
  		removePullToRefresh();
  	}
}