private void CreateTextViewsAndButtons(View view) { amountLayout = view.FindViewById <TextInputLayout>(Resource.Id.amountLayoutFrag); addressLayout = view.FindViewById <TextInputLayout>(Resource.Id.userNameLayoutFrag); labelLayout = view.FindViewById <TextInputLayout>(Resource.Id.labelLayoutFrag); amountEdit = view.FindViewById <TextInputEditText>(Resource.Id.amountEditFrag); addressEdit = view.FindViewById <TextInputEditText>(Resource.Id.userNameTextEditFrag); labelEdit = view.FindViewById <TextInputEditText>(Resource.Id.labelEditFrag); dollarAmountTextView = view.FindViewById <TextView>(Resource.Id.dollarAmountTextViewFrag); amountEdit.ClearFocus(); amountEdit.RequestFocus(); //@@todo: convert to lambda functions amountEdit.FocusChange += AmountTextView_FocusChange; dollarAmountTextView.SetTextColor(Color.Red); amountEdit.TextChanged += (sender, e) => { string amount = amountEdit.Text; if (!amount.Any(char.IsDigit)) { return; } decimal value = System.Convert.ToDecimal(amount) * coinDollarValue; dollarAmountTextView.Text = value.ToString("C"); }; addressEdit.FocusChange += AddressTextView_FocusChange; addressEdit.TextChanged += (sender, e) => { addressBookAdapter.Filter(e.Text.ToString()); }; //@@todo: convert to lambda functions labelEdit.FocusChange += LabelTextView_FocusChange; buttonLayout = view.FindViewById <LinearLayout>(Resource.Id.buttonLayoutFrag); addressBookButton = view.FindViewById <Button>(Resource.Id.addressBookFrag); qrCodeButton = view.FindViewById <Button>(Resource.Id.qrCodeFrag); clearButton = view.FindViewById <Button>(Resource.Id.clearFrag); clearButton.Click += (sender, e) => { addressEdit.Text = null; }; //@@todo: convert to lambda functions addressBookButton.Click += AddressBookButton_Click; sendButton = view.FindViewById <Button>(Resource.Id.sendFrag); radioGroup = view.FindViewById <RadioGroup>(Resource.Id.feesRadioGroup); topView = view.FindViewById <View>(Resource.Id.topView); transactionFeeText = view.FindViewById <TextView>(Resource.Id.transactionFeeText); bottomView = view.FindViewById <View>(Resource.Id.bottomView); //@@todo: convert to lambda functions sendButton.Click += async(sender, e) => { if (!UserInputsFilled()) { return; } switch (transactionState) { case TransactionEnum.RECEIVE: HandleReceiveTask(); break; case TransactionEnum.SEND: await HandleSendTaks(); break; default: break; } }; }