Titanium Navigation Function

gistfile1.txt

// Used to prompt a user for how to open an address, or open automatically, based on the platform.
function openAddress(destAddr, startAddr) {
	var destParam = '';
	var startParam = '';
	if (typeof destAddr !== 'undefined') {
		destParam = '&daddr=' + encodeURIComponent(destAddr);
	}
	if (typeof startAddr !== 'undefined') {
		startParam = '&saddr=' + encodeURIComponent(startAddr);
	}
	if (OS_IOS) { // iOS. Prompt user if they want Apple Maps or Google Maps.
		var infoDialog = Titanium.UI.createAlertDialog({
			title: 'Info',
			message: 'Please select which map you want to use: ',
			buttonNames: ['Google Maps', 'Apple Maps', 'Cancel'],
			cancel:2
		});
		infoDialog.addEventListener('click', function(e) {
			if (e.index === 1) { // Apple Maps was chosen.
				Ti.Platform.openURL("http://maps.apple.com/?linkSrc=mobileApp" + startParam + destParam);
			} else if (e.index === 0) { // Google Maps was chosen.
				Ti.Platform.openURL("http://maps.google.com/maps?linkSrc=mobileApp" + startParam + destParam + '&dirflg=r&mra=ltm&t=m'); // Google Maps.
			}
		});
	infoDialog.show();
	} else if (OS_ANDROID) { // Android. Open Google Maps.
		var mapIntent = Ti.Android.createIntent({
		    action : Ti.Android.ACTION_VIEW,
		    data : "http://maps.google.com/maps?linkSrc=mobileApp" + startParam + destParam + '&dirflg=r&mra=ltm&t=m'
		});
		Ti.Android.currentActivity.startActivity(mapIntent);
	} else { // Unknown platform. Just open the browser to Google Maps.
		Ti.Platform.openURL("http://maps.google.com/?linkSrc=mobileApp" + startParam + destParam + '&dirflg=r&mra=ltm&t=m');
	}
};