/// <summary>
/// this method gets the children of current directory and stores them in the CurrentItems Observable collection
/// </summary>
protected void RefreshCurrentItems()
{
IList <DirInfo> childDirList = new List <DirInfo>();
IList <DirInfo> childFileList = new List <DirInfo>();
//If current directory is "My computer" then get the all logical drives in the system
if (CurrentDirectory.Name.Equals(UserInterfaceStrings.FileSystem_MyComputer))
{
childDirList = (from rd in FileSystemExplorerService.GetRootDirectories()
select new DirInfo(rd)).ToList();
}
else
{
//Combine all the subdirectories and files of the current directory
childDirList = (from dir in FileSystemExplorerService.GetChildDirectories(CurrentDirectory.Path)
select new DirInfo(dir)).ToList();
childFileList = (from fobj in FileSystemExplorerService.GetChildFiles(CurrentDirectory.Path)
select new DirInfo(fobj)).ToList();
childDirList = childDirList.Concat(childFileList).ToList();
}
CurrentItems = childDirList;
}
public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
try
{
DirInfo nodeToExpand = value as DirInfo;
if (nodeToExpand == null)
{
return(null);
}
//return the subdirectories of the Current Node
if ((ObjectType)nodeToExpand.DirType == ObjectType.MyComputer)
{
return((from sd in FileSystemExplorerService.GetRootDirectories()
select new DirInfo(sd)).ToList());
}
else
{
return((from dirs in FileSystemExplorerService.GetChildDirectories(nodeToExpand.Path)
select new DirInfo(dirs)).ToList());
}
}
catch { return(null); }
}