private void NotifySelectedItemsChanged()
{
NotifyPropertyChanged(ItemArgs);
NotifyPropertyChanged(SelectedItemsArgs);
_selectCommand.Invalidate();
_unselectCommand.Invalidate();
}
private void HandleProgressItemChanged(object sender, PropertyChangedEventArgs e)
{
if (e.Match <IProgressItemViewModel>(v => v.State) || e.Match <IProgressItemViewModel>(v => v.TimeElapsed))
{
_dispatcher.CheckedInvoke(() =>
{
_pauseCmd.Invalidate();
_resumeCmd.Invalidate();
});
}
}