Save Titanium Desktop app location on screen

titanium_desktop_app_position.js

/*
 * Calling this function while loading the app...
 */
function titaniumWindowSize() {
    var window = Titanium.UI.getMainWindow();
    var bounds = {};
    try {
        var arr = Titanium.App.Properties.getList('bounds');
        bounds.x = +arr[0];
        bounds.y = +arr[1];
        bounds.width = +arr[2];
        bounds.height = +arr[3];
    } catch (e) {
        var _w = screen.availWidth;
        var _h = screen.availHeight;

        // I need to know the screen insets to refine the following bounds.
        bounds.x = 50; 
        bounds.y = 50;
        bounds.width = _w-100;
        bounds.height = _h-100;
    }

    window.setBounds(bounds);

    window.addEventListener(Titanium.MOVED, function() {
        titaniumSaveWindowLocation();
    });
    window.addEventListener(Titanium.RESIZED, function() {
        titaniumSaveWindowLocation();
    });

}

function titaniumSaveWindowLocation() {
    var window = Titanium.UI.getMainWindow();
    var bounds = window.getBounds(); // These bounds are relative to the current monitor not to the main one.
    var arr = [''+bounds.x, ''+bounds.y, ''+bounds.width, ''+bounds.height];
    Titanium.App.Properties.setList('bounds',arr);
}