private void Expand()
{
if (this.Type == DirectoryItemType.File)
{
return;
}
this.Children = new ObservableCollection <DirectoryItemViewModel>(DirectoryStructure.GetDirectoryContents(this.FullPath).Select(content => new DirectoryItemViewModel(content.FullPath, content.Type)));
}
/// <summary>
/// expands this directory and finds all children
/// </summary>
private void Expand()
{
// cannot expand file
if (this.Type == DirectoryItemType.File)
{
return;
}
// returns a List<DirectoryItem> of all the children of the drive.
var children = DirectoryStructure.GetDirectoryContents(this.FullPath);
// This is creating an ObservableColletion (which sends notifications when it's changed) out of the List<DiscoveryItem> children (looping through the list),
// which are first being called and run through DirectoryItemViewModel.
this.Children = new ObservableCollection <DirectoryItemViewModel>(children.Select(content => new DirectoryItemViewModel(content.FullPath, content.Type)));
}