private async Task LoadImages(int count, int skip, int block, CancellationToken ct)
{
for (var i = count; i > 0; i -= block)
{
var sw = new Stopwatch();
sw.Start();
var result = await GetImagesFromCollectionAsyncTask(block, skip + count - i);
lock (NavigatorList)
{
ct.ThrowIfCancellationRequested();
result.ForEach(x => NavigatorList.Add(x));
}
sw.Stop();
Debug.WriteLine("Loading {0} elemets, skip {1} elemets in ms: {2}", block, skip + count - i, sw.ElapsedMilliseconds);
if (i == count)
{
IsLoading = false;
}
}
}
private void Reload()
{
lock (NavigatorList)
{
_ctsImageLoading?.Cancel();
NavigatorList.Clear();
}
GetImagesFromCollectionAsync(0, 500);
}
private void ShuffleNavigatorList()
{
var randomGenerator = new Random();
lock (NavigatorList)
{
var newCollection = NavigatorList.ToList();
var count = NavigatorList.Count;
foreach (var navigatorListEntry in newCollection)
{
NavigatorList.Remove(navigatorListEntry);
var newIndex = randomGenerator.Next(0, count - 2);
NavigatorList.Insert(newIndex, navigatorListEntry);
}
}
}
private void OnViewOnSelectedItemsChanged(object sender, EventArgs args)
{
OnPropertyChanged(() => SelectedItems);
TagSearchVM.UpdateCurrentTags(_view.ListBoxElement.SelectedItem as INavigatorListEntry);
FileInfoVM.UpdateCurrentInfo(_view.ListBoxElement.SelectedItem as INavigatorListEntry, NavigatorList.IndexOf(_view.ListBoxElement.SelectedItem as INavigatorListEntry));
}
