private void UserControl_PreviewDragLeave(object sender, DragEventArgs e)
{
DoubleAnimation da = new DoubleAnimation(1, 0, new Duration(TimeSpan.FromMilliseconds(200)));
Border_DragnDrop.BeginAnimation(OpacityProperty, da);
Border_DragnDrop.IsHitTestVisible = false;
}
private void UserControl_PreviewDragEnter(object sender, DragEventArgs e)
{
string[] drop_items = (string[])e.Data.GetData(DataFormats.FileDrop);
List <string> files = new List <string>();
foreach (var item in drop_items)
{
if (ListOfAllowedExtensions.Contains(Path.GetExtension(item)))
{
files.Add(item);
}
}
if (files.Count == 0)
{
Image_DragnDrop.Source = new BitmapImage(new Uri(@"/Sekwencjomat;component/Resources/UI/decline-256.png", UriKind.Relative));
}
else
{
Image_DragnDrop.Source = new BitmapImage(new Uri(@"/Sekwencjomat;component/Resources/UI/accept-256.png", UriKind.Relative));
}
Label_DragnDropCount.Content = $"{files.Count}/{drop_items.Count()}";
DoubleAnimation da = new DoubleAnimation(0, 1, new Duration(TimeSpan.FromMilliseconds(200)));
Border_DragnDrop.BeginAnimation(OpacityProperty, da);
Border_DragnDrop.IsHitTestVisible = true;
}
private async void UserControl_PreviewDrop(object sender, DragEventArgs e)
{
DoubleAnimation da = new DoubleAnimation(1, 0, new Duration(TimeSpan.FromMilliseconds(200)));
Border_DragnDrop.BeginAnimation(OpacityProperty, da);
Border_DragnDrop.IsHitTestVisible = false;
string[] drop_items = (string[])e.Data.GetData(DataFormats.FileDrop);
List <string> files = new List <string>();
foreach (var item in drop_items)
{
if (ListOfAllowedExtensions.Contains(Path.GetExtension(item)))
{
files.Add(item);
}
}
await FileDataToGrid(files.ToArray());
}
