protected virtual async Task OnIsIndeterminateChanged()
{
if (this.IsIndeterminateChanged != null)
{
var e = new AsyncEventArgs();
this.IsIndeterminateChanged(this, e);
await e.Complete().ConfigureAwait(false);
}
this.OnPropertyChanged("IsIndeterminate");
}
protected virtual async Task OnDescriptionChanged()
{
if (this.DescriptionChanged != null)
{
var e = new AsyncEventArgs();
this.DescriptionChanged(this, e);
await e.Complete().ConfigureAwait(false);
}
this.OnPropertyChanged("Description");
}
protected virtual async Task OnCurrentItemChanged()
{
if (this.CurrentItemChanged != null)
{
var e = new AsyncEventArgs();
this.CurrentItemChanged(this, e);
await e.Complete().ConfigureAwait(false);
}
this.OnPropertyChanged("CurrentItem");
}
public virtual Task OnEnded()
{
if (this.Ended == null)
{
#if NET40
return(TaskEx.FromResult(false));
#else
return(Task.CompletedTask);
#endif
}
var e = new AsyncEventArgs();
this.Ended(this, e);
return(e.Complete());
}
protected virtual async Task OnThemeChanged()
{
if (this.Theme != null)
{
this.Theme.Enable();
}
if (this.ThemeChanged != null)
{
var e = new AsyncEventArgs();
this.ThemeChanged(this, e);
await e.Complete().ConfigureAwait(false);
}
this.OnPropertyChanged("Theme");
}
protected virtual Task OnFaulted()
{
this.IsFaulted = true;
if (this.Faulted == null)
{
#if NET40
return(TaskEx.FromResult(false));
#else
return(Task.CompletedTask);
#endif
}
var e = new AsyncEventArgs();
this.Faulted(this, e);
return(e.Complete());
}
protected virtual async Task OnCurrentStreamChanged()
{
if (this.CurrentStream != null)
{
this.CurrentStream.Ending += this.Ending;
this.CurrentStream.Ended += this.Ended;
}
if (this.CurrentStreamChanged != null)
{
var e = new AsyncEventArgs();
this.CurrentStreamChanged(this, e);
await e.Complete().ConfigureAwait(false);
}
this.OnPropertyChanged("CurrentStream");
}