private void SelectionChangedHandler(SelectionChangedCommandArgs selectionChangedCommandArgs)
{
if (isSelectionChangedHandlerEnabled)
{
if (selectionChangedCommandArgs != null)
{
if (selectionChangedCommandArgs.AddedItems != null)
{
foreach (DownloadItemViewModel selectedDownloadItem in selectionChangedCommandArgs.AddedItems.OfType <DownloadItemViewModel>())
{
selectedDownloadItem.IsSelected = true;
}
}
if (selectionChangedCommandArgs.RemovedItems != null)
{
foreach (DownloadItemViewModel unselectedDownloadItem in selectionChangedCommandArgs.RemovedItems.OfType <DownloadItemViewModel>())
{
unselectedDownloadItem.IsSelected = false;
}
}
}
UpdateSelectionButtonStates();
UpdateSelectedDownloadLogs();
}
}
protected override void OnSelectionChanged(SelectionChangedEventArgs e)
{
SelectedRows = SelectedItems;
SelectionChangedCommandArgs selectionChangedCommandArgs = new SelectionChangedCommandArgs(e.AddedItems, e.RemovedItems);
SelectionChangedCommand?.Execute(selectionChangedCommandArgs);
base.OnSelectionChanged(e);
}