示例#1
0
        protected override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);
            SetContentView(Resource.Layout.BMIView);
            string   dbPaths     = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal), "dbBMI.db3");
            Button   buttonClear = FindViewById <Button>(Resource.Id.Clear);
            TextView TextDB      = FindViewById <TextView>(Resource.Id.TextDB);

            var db = new SQLiteConnection(dbPaths);

            var table = db.Table <BMISave>();

            foreach (var item in table)
            {
                BMISave myBMI = new BMISave(item.Date, item.BMI, item.Cat);
                TextDB.Text += myBMI + "2\n";
            }

            buttonClear.Click += delegate
            {
                DeleteDatabase(dbPaths);
                TextDB.Text = "";
            };
        }
示例#2
0
        protected override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);

            // Set our view from the "main" layout resource
            SetContentView(Resource.Layout.activity_main);
            Button   button     = FindViewById <Button>(Resource.Id.Calculate);
            Button   buttonSave = FindViewById <Button>(Resource.Id.Save);
            Button   buttonView = FindViewById <Button>(Resource.Id.View);
            TextView TextBMI    = FindViewById <TextView>(Resource.Id.TextBMI);
            EditText EditHeight = FindViewById <EditText>(Resource.Id.editHeight);
            EditText EditWeight = FindViewById <EditText>(Resource.Id.editWeight);
            TextView TextCat    = FindViewById <TextView>(Resource.Id.TextCat);
            EditText EditAge    = FindViewById <EditText>(Resource.Id.editAge);
            TextView TextDB     = FindViewById <TextView>(Resource.Id.TextDB);


            BMI = BMI + 2;



            button.Click += delegate
            {
                double numHeight;
                double numWeight;
                int    numAge;
                bool   parsedH = Double.TryParse(EditHeight.Text, out numHeight);
                bool   parsedW = Double.TryParse(EditWeight.Text, out numWeight);
                bool   parsedA = int.TryParse(EditAge.Text, out numAge);
                if (parsedH && parsedW && parsedA)
                {
                    numHeight = numHeight / 100;
                    double add = numWeight / (numHeight * numHeight);
                    add          = Math.Round(add, 2);
                    TextBMI.Text = string.Format("Your BMI is: " + add);
                    if (add <= 18.5)
                    {
                        TextCat.Text = string.Format("You are: Underweight");
                    }
                    if (add > 18.5 && add <= 25)
                    {
                        TextCat.Text = string.Format("You are: Healthy");
                    }
                    if (add > 25 && add <= 30)
                    {
                        TextCat.Text = string.Format("You are: Overweight");
                    }
                    if (add > 30)
                    {
                        TextCat.Text = string.Format("You are: Obese");
                    }
                }
                else
                {
                    TextBMI.Text = string.Format("Your BMI is: ");
                    TextCat.Text = string.Format("You are: ");

                    Android.Widget.Toast.MakeText(this, "Please fill in all fields", ToastLength.Short).Show();
                }
            };

            buttonSave.Click += delegate
            {
                double numHeight;
                double numWeight;
                int    numAge;
                bool   parsedH = Double.TryParse(EditHeight.Text, out numHeight);
                bool   parsedW = Double.TryParse(EditWeight.Text, out numWeight);
                bool   parsedA = int.TryParse(EditAge.Text, out numAge);



                if (parsedH && parsedW && parsedA)
                {
                    numHeight = numHeight / 100;
                    double add = numWeight / (numHeight * numHeight);
                    add = Math.Round(add, 2);
                    string adds;
                    adds = (add.ToString());
                    Android.Widget.Toast.MakeText(this, "Saved", ToastLength.Short).Show();
                    DateTime localDate = DateTime.Today;
                    string   date;
                    date = (localDate.ToString("d"));
                    string category = "";
                    if (add <= 18.5)
                    {
                        category = "Underweight";
                    }
                    if (add > 18.5 && add <= 25)
                    {
                        category = "Healthy";
                    }
                    if (add > 25 && add <= 30)
                    {
                        category = "Overweight";
                    }
                    if (add > 30)
                    {
                        category = "Ode";
                    }


                    var db = new SQLiteConnection(dbPaths);

                    db.CreateTable <BMISave>();

                    BMISave mybmi = new BMISave(date, adds, category);

                    db.Insert(mybmi);
                }
                else
                {
                    Android.Widget.Toast.MakeText(this, "Please fill in all fields", ToastLength.Short).Show();
                }
            };

            buttonView.Click += delegate
            {
                var db = new SQLiteConnection(dbPaths);

                db.CreateTable <BMISave>();
                StartActivity(typeof(ViewBMIActivity));
            };
        }