public MainPage()
{
InitializeComponent();
MessageLabel.SetBinding(Button.TextProperty, "ChangeText", BindingMode.OneWayToSource);
MessageButton.SetBinding(Button.CommandProperty, "ButtonCommand");
}
public MainPage()
{
InitializeComponent();
MessageLabel.BindingContext = ToggleSwitch;
MessageLabel.SetBinding(Label.IsVisibleProperty, "IsToggled", BindingMode.TwoWay);
MessageButton.BindingContext = ToggleSwitch;
MessageButton.SetBinding(Button.IsEnabledProperty, "IsToggled", BindingMode.TwoWay);
}
public MainPage()
{
InitializeComponent();
ToggleSwitch.BindingContext = DataModel;
MessageButton.BindingContext = DataModel;
MessageLabel.BindingContext = DataModel;
ToggleSwitch.SetBinding(Switch.IsToggledProperty, "IsTrue", BindingMode.OneWayToSource);
MessageButton.SetBinding(Button.IsEnabledProperty, "IsTrue", BindingMode.OneWay);
MessageLabel.SetBinding(Label.IsVisibleProperty, "IsTrue", BindingMode.OneWay);
MessageLabel.SetBinding(Label.TextProperty, "CurrentSaying", BindingMode.OneWay);
}
public ValidatableEntryControl()
{
Control.BindingContext = this;
Control.SetBinding(Entry.TextProperty, "EntryText");
Children.Add(Control);
MessageLabel.SetBinding(VisualElement.IsVisibleProperty, "IsInValid");
MessageLabel.SetBinding(Label.TextProperty, "Message");
MessageLabel.BindingContext = this;
MessageLabel.TextColor = Color.Red;
Children.Add(MessageLabel);
}
public MainPage()
{
InitializeComponent();
//BindingContext is the same for all elements, so can use the containing view
//ToggleSwitch.BindingContext = ViewModel;
//MessageButton.BindingContext = ViewModel;
//MessageLabel.BindingContext = ViewModel;
BindingContext = ViewModel;
ToggleSwitch.SetBinding(Switch.IsToggledProperty, "UIVisible", BindingMode.OneWayToSource);
MessageButton.SetBinding(Button.TextProperty, "SayingNumber", BindingMode.OneWay, null, "Saying: {0:d}");
MessageButton.SetBinding(Button.CommandProperty, "ButtonCommand");
MessageLabel.SetBinding(Label.TextProperty, "CurrentSaying", BindingMode.OneWay);
MessageLabel.SetBinding(Label.IsVisibleProperty, "UIVisible", BindingMode.OneWay);
MessageLabel.SetBinding(Label.TextColorProperty, "SayingNumber", BindingMode.OneWay, new ColorConverter());
}
// Properties ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Events & Handlers ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// Methods ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
private void SetupBindings()
{
FromCountrySpinner.BindingContext = BindingContext;
FromCountrySpinner.ItemSource = new List <string> {
"US"
};
FromCountrySpinner.SetBinding(FieldSpinner.SelectedItemProperty, nameof(MainPageVM.FromCountry));
FromCountrySpinner.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsFromCountryErrored));
FromCountrySpinner.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.FromCountryHelperText));
FromStateSpinner.BindingContext = BindingContext;
FromStateSpinner.SetBinding(FieldSpinner.ItemSourceProperty, nameof(MainPageVM.StatesList));
FromStateSpinner.SetBinding(FieldSpinner.SelectedItemProperty, nameof(MainPageVM.FromState));
FromStateSpinner.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsFromStateErrored));
FromStateSpinner.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.FromStateHelperText));
FromZipEntry.BindingContext = BindingContext;
FromZipEntry.SetBinding(FieldEntry.TextProperty, nameof(MainPageVM.FromZip));
FromZipEntry.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsFromZipErrored));
FromZipEntry.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.FromZipHelperText));
FromCity.BindingContext = BindingContext;
FromCity.SetBinding(FieldEntry.TextProperty, nameof(MainPageVM.FromCity));
FromCity.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsFromCityErrored));
FromCity.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.FromCityHelperText));
ToCountrySpinner.BindingContext = BindingContext;
ToCountrySpinner.ItemSource = new List <string> {
"US"
};
ToCountrySpinner.SetBinding(FieldSpinner.SelectedItemProperty, nameof(MainPageVM.ToCountry));
ToCountrySpinner.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsToCountryErrored));
ToCountrySpinner.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.ToCountryHelperText));
ToStateSpinner.BindingContext = BindingContext;
ToStateSpinner.SetBinding(FieldSpinner.ItemSourceProperty, nameof(MainPageVM.StatesList));
ToStateSpinner.SetBinding(FieldSpinner.SelectedItemProperty, nameof(MainPageVM.ToState));
ToStateSpinner.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsToStateErrored));
ToStateSpinner.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.ToStateHelperText));
ToZipEntry.BindingContext = BindingContext;
ToZipEntry.SetBinding(FieldEntry.TextProperty, nameof(MainPageVM.ToZip));
ToZipEntry.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsToZipErrored));
ToZipEntry.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.ToZipHelperText));
ToCity.BindingContext = BindingContext;
ToCity.SetBinding(FieldEntry.TextProperty, nameof(MainPageVM.ToCity));
ToCity.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsToCityErrored));
ToCity.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.ToCityHelperText));
ShippingEntry.BindingContext = BindingContext;
ShippingEntry.SetBinding(FieldEntry.TextProperty, nameof(MainPageVM.Shipping));
ShippingEntry.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsShippingErrored));
ShippingEntry.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.ShippingHelperText));
AmountEntry.BindingContext = BindingContext;
AmountEntry.SetBinding(FieldEntry.TextProperty, nameof(MainPageVM.Amount));
AmountEntry.SetBinding(FieldBase.IsErroredProperty, nameof(MainPageVM.IsAmountErrored));
AmountEntry.SetBinding(FieldBase.HelperTextProperty, nameof(MainPageVM.AmountHelperText));
ResetButton.SetBinding(Button.CommandProperty, nameof(MainPageVM.ResetCommand));
TaxButton.SetBinding(Button.CommandProperty, nameof(MainPageVM.SubmitCommand));
MessageLabel.BindingContext = BindingContext;
MessageLabel.SetBinding(Label.TextProperty, nameof(MainPageVM.UserMessage));
MessageLabel.SetBinding(Label.TextColorProperty, nameof(MainPageVM.IsUserMessageErrored),
converter: new BoolToTConverter <Color>
(ResourceHelper.ErroredTextColor, ResourceHelper.DefaultTextColor));
}
