app.js

// this sets the background color of the master UIView (when there are no windows/tab groups on it)
Titanium.UI.setBackgroundColor('#000');

// create tab group
var tabGroup = Titanium.UI.createTabGroup();
var vp = require('videoplayer');
function getOrientation(o) {
    switch (o) {
        case Titanium.UI.PORTRAIT:
            return 'portrait';
        case Titanium.UI.UPSIDE_PORTRAIT:
            return 'portrait';
        case Titanium.UI.LANDSCAPE_LEFT:
            return 'landscape';
        case Titanium.UI.LANDSCAPE_RIGHT:
            return 'landscape';
        default:
            return 'portrait';

    }

}
vp.top=0;
var previousOrientation=null;
Titanium.Gesture.addEventListener('orientationchange', function(e) {
    sOrientation = getOrientation(Titanium.Gesture.orientation);
    if(sOrientation !== previousOrientation) {
        previousOrientation = sOrientation;
        if(sOrientation == 'portrait') {
            vp.setfullscreen(false);

        }
        else
        {
            vp.setfullscreen(true);
        }
    }

});

//
// create base UI tab and root window
//
var win1 = Titanium.UI.createWindow({
    title:'Tab 1',
    backgroundColor:'#fff'
});
win1.add(vp.player);
var tab1 = Titanium.UI.createTab({
    icon:'KS_nav_views.png',
    title:'Tab 1',
    window:win1
});

var label1 = Titanium.UI.createLabel({
    color:'#999',
    text:'I am Window 1',
    font:{fontSize:20,fontFamily:'Helvetica Neue'},
    textAlign:'center',
    width:'auto'
});

win1.add(label1);

//
// create controls tab and root window
//
var win2 = Titanium.UI.createWindow({
    title:'Tab 2',
    backgroundColor:'#fff'
});
var tab2 = Titanium.UI.createTab({
    icon:'KS_nav_ui.png',
    title:'Tab 2',
    window:win2
});

var label2 = Titanium.UI.createLabel({
    color:'#999',
    text:'I am Window 2',
    font:{fontSize:20,fontFamily:'Helvetica Neue'},
    textAlign:'center',
    width:'auto'
});

win2.add(label2);



//
//  add tabs
//
tabGroup.addTab(tab1);
tabGroup.addTab(tab2);


// open tab group
tabGroup.open();