/// <summary>
/// Expands this directory and finds all the childrens.
/// </summary>
/// <exception cref="System.NotImplementedException"></exception>
private void Expand()
{
if (this.Type == DirectoryItemType.FILE)
{
return;
}
//Find all childrens
//Solution 1
ObservableCollection <DirectoryItemViewModel> childrens = new ObservableCollection <DirectoryItemViewModel>();
List <DiretoryItem> items = DirectoryStructure.GetDirectoryContents(this.FullPath);
ObservableCollection <DirectoryItemViewModel> grandChildren = new ObservableCollection <DirectoryItemViewModel>();
grandChildren = items.Select(content => new DirectoryItemViewModel(content.FullPath, content.Type)) as ObservableCollection <DirectoryItemViewModel>;
this.Childrens = grandChildren;
//Solution 2
this.Childrens = new ObservableCollection <DirectoryItemViewModel>
(DirectoryStructure.GetDirectoryContents(FullPath).Select
(content => new DirectoryItemViewModel(content.FullPath, content.Type)));
//Solution3
var children = DirectoryStructure.GetDirectoryContents(this.FullPath);
this.Childrens = new ObservableCollection <DirectoryItemViewModel>(
children.Select(content => new DirectoryItemViewModel(content.FullPath, content.Type)));
}
public DirectoryStructureViewModel()
{
//Get the logical drives
var children = DirectoryStructure.GetLogicalDrives();
var grandchildren = children.Select(drive => new DirectoryItemViewModel(drive.FullPath, drive.Type));
//Create the tree view
this.Items = new ObservableCollection <DirectoryItemViewModel>(grandchildren);
}
