nodoid

/* App.ScreenSize is obtained from the platform by DI */
// this code is completely untested!

public class MyGrid : ContentPage
{
    public class MyGrid()
    {
        var grid = new Grid
        {
            WidthRequest = App.ScreenSize.Width

nodoid

public static class DateTimeUtils
    {
        public static DateTime NSDateToDateTime(this NSDate date)
        {
            var reference = TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(2001, 1, 1, 0, 0, 0));
            return reference.AddSeconds(date.SecondsSinceReferenceDate);
        }

        public static NSDate DateTimeToNSDate(this DateTime date)
        {

nodoid

IMediaPicker media;

btnTakePic.Clicked += async delegate
            {
                try
                {
                    progressStack.IsVisible = progressStack.IsEnabled = true;
                    App.Self.Uploaded = 0;
                    var mediaFile = await media.TakePhotoAsync(new CameraMediaStorageOptions { DefaultCamera = CameraDevice.Front, MaxPixelDimension = 400 });
                    Device.BeginInvokeOnMainThread(async () =>

nodoid

// topbar.cs - this is used to replace the navigation bar

public class TopBar : View
    {
        private string Title, LeftImage, RightImage;
        readonly Page currentPage;
        StackLayout panel;
        Image rightCell;
        Grid grid;
        MenuView menu;

nodoid

public class CustomImageRenderer : ImageRenderer
    {
        MyRect imgBorderRect;
        private Rect mBounds;
        private Paint mBorderPaint;

        protected override void OnElementChanged(ElementChangedEventArgs<Image> e)
        {
            base.OnElementChanged(e);
            if (e.NewElement != null)

nodoid

public List<T> GetListOfObjects<T>(string id) where T:class, IIdentity
        {
            lock (dbLock)
            {
                using (var sqlCon = new SQLiteConnection(App.Self.SQLitePlatform, App.Self.DBConnection))
                {
                    sqlCon.Execute(DBClauseSyncOff);
                    string sql = string.Format("SELECT * FROM {0} WHERE id=?", GetName(typeof(T).ToString()));
                    var data = sqlCon.Query<T>(sql, id);
                    return data;

nodoid

// picker

var picker = new Picker
            {
                HorizontalOptions = LayoutOptions.CenterAndExpand,
                WidthRequest = App.ScreenSize.Width * .8
            };
            picker.Items.Add(LangResources.LangEnglish);
            picker.Items.Add(LangResources.LangDanish);
            picker.Items.Add(LangResources.LangDutch);

nodoid

namespace mynamespace
{
    using Xamarin.Forms;

    public class TopBar : View
    {
        private string Title, LeftImage, RightImage;
        Page currentPage;

        public TopBar(string text = "", Page current = null, string leftImage = "", string rightImage = "")

nodoid

public static class SendData
    {
        readonly static string BASEURL = "https://www.someurl.com/api";
        static string Url;

        public static HttpWebRequest SetupRequest
        {
            get
            {
                var request = WebRequest.Create(Url) as HttpWebRequest;

nodoid

// from my DTO

public class PropertyChange : INotifyPropertyChanged
    {
        public event PropertyChangedEventHandler PropertyChanged;

        protected virtual void OnPropertyChanged(string propertyName)
        {
            if (PropertyChanged == null)
                return;