private void firePropertyChangedEvent(string propertyName)
{
//System.Diagnostics.Debug.WriteLine("Property changed : " + propertyName);
if (PropertyChanged != null)
{
PropertyChanged.DynamicInvoke(this, new BrailleIOPropertyChangedEventArgs(propertyName));
}
}
private void _UpdateField <T>(ref T field, T newValue, [CallerMemberName] string propertyName = null)
{
if (!EqualityComparer <T> .Default.Equals(field, newValue))
{
field = newValue;
PropertyChanged?.DynamicInvoke(this, new PropertyChangedEventArgs(propertyName));
}
}
public bool Set <TRef>(
ref TRef field,
TRef value,
[CallerMemberName] string property = null
)
{
bool b = default(bool);
try {
field = value;
PropertyChanged?.DynamicInvoke(
this, new PropertyChangedEventArgs(property)
);
} catch (Exception e) { Console.Error.WriteLineAsync(e.Message); }
return(b);
}
private void _UpdateValue <T>(ref T field, T newValue, [CallerMemberName] string propertyName = null)
{
if (!object.Equals(field, newValue))
{
field = newValue;
PropertyChanged?.DynamicInvoke(this, new PropertyChangedEventArgs(propertyName));
if (propertyName == nameof(HasItems))
{
if (HasItems)
{
Items.Add("test item");
}
else
{
Items.Clear();
}
}
}
}
/// <summary>
/// Raises the <see cref="PropertyChanged"/> event.
/// </summary>
/// <param name="propertyName">The name of the property that has been changed</param>
protected virtual void OnPropertyChanged(string propertyName)
{
PropertyChanged?.DynamicInvoke(this, new PropertyChangedEventArgs(propertyName));
}
protected void NotifyPropertyChanged(String propertyName)
{
PropertyChanged?.DynamicInvoke(this, new PropertyChangedEventArgs(propertyName));
}
protected void OnPropertyChanged(String propertyName)
{
PropertyChanged?.DynamicInvoke(this, new PropertyChangedEventArgs(propertyName));
Debug.WriteLine(propertyName);
}