private void View_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
switch (e.PropertyName)
{
case nameof(Label):
this.Label = AtomForm.GetLabel(Content);
UpdateCell();
break;
case nameof(LabelColor):
this.LabelColor = AtomForm.GetLabelColor(Content);
UpdateCell();
break;
case nameof(Error):
this.Error = AtomForm.GetError(Content);
UpdateCell();
break;
case nameof(Description):
this.Description = AtomForm.GetDescription(Content);
UpdateCell();
break;
case nameof(IsRequired):
this.IsRequired = AtomForm.GetIsRequired(Content);
UpdateCell();
break;
case nameof(Content):
UpdateCell();
break;
}
}
/// <summary>
///
/// </summary>
/// <param name="view"></param>
public void BindView(View view)
{
this.Content = view;
view.PropertyChanged += View_PropertyChanged;
Label = AtomForm.GetLabel(view);
this.LabelColor = AtomForm.GetLabelColor(view);
this.Error = AtomForm.GetError(view);
this.Description = AtomForm.GetDescription(view);
this.IsRequired = AtomForm.GetIsRequired(view);
this.UpdateCell();
}
/// <summary>
///
/// </summary>
/// <param name="propertyName"></param>
protected override void OnPropertyChanged([CallerMemberName] string propertyName = null)
{
base.OnPropertyChanged(propertyName);
if (propertyName == "IsFocused")
{
if (!this.IsFocused)
{
// we just lost the focus??
// lets validate this textbox...
if (AtomForm.GetError(this) != null)
{
AtomValidationRule.Validate(this);
}
}
}
}
private static void OnValidatorChanged(BindableObject bindable, object oldValue, object newValue)
{
AtomPropertyValidator v = newValue as AtomPropertyValidator;
if (v == null)
{
return;
}
bindable.PropertyChanged += (s, e) => {
var error = AtomForm.GetError(bindable);
if (string.IsNullOrWhiteSpace(error))
{
return;
}
if (e.PropertyName == v.BindableProperty?.PropertyName || e.PropertyName == v.Property)
{
AtomValidationRule.Validate(bindable as View);
}
};
}
/// <summary>
///
/// </summary>
/// <param name="view"></param>
public void BindView(View view)
{
this.Content = view;
if (view == null)
{
return;
}
view.SetBinding(BindingContextProperty, new Binding
{
Path = "BindingContext",
Source = this.Form
});
view.PropertyChanged += View_PropertyChanged;
Label = AtomForm.GetLabel(view);
this.LabelColor = AtomForm.GetLabelColor(view);
this.Error = AtomForm.GetError(view);
this.Description = AtomForm.GetDescription(view);
this.IsRequired = AtomForm.GetIsRequired(view);
this.SetBinding(IsVisibleProperty, new Binding {
Path = "IsVisible", Source = view
});
this.lastDisposable.SetTarget(AtomFieldRenderer.BindKeyboardActions(view));
this.UpdateCell();
}
