protected static void EnumerateContents(ref IPortableDeviceContent content,
PortableDeviceFolder parent)
{
// Get the properties of the object
IPortableDeviceProperties properties;
content.Properties(out properties);
// Enumerate the items contained by the current object
IEnumPortableDeviceObjectIDs objectIds;
content.EnumObjects(0, parent.Id, null, out objectIds);
uint fetched = 0;
do
{
string objectId;
objectIds.Next(1, out objectId, ref fetched);
if (fetched > 0)
{
var currentObject = WrapObject(properties, objectId);
parent.Files.Add(currentObject);
if (currentObject is PortableDeviceFolder)
{
EnumerateContents(ref content, (PortableDeviceFolder)currentObject);
}
}
} while (fetched > 0);
}
public override void RefreshContents()
{
var root = new PortableDeviceFolder("DEVICE", "DEVICE");
IPortableDeviceContent content;
this.portableDevice.Content(out content);
EnumerateContents(ref content, root);
deviceContents = root;
}
public override bool CheckPath(String path)
{
string[] partsOfPath = path.Split('\\');
PortableDeviceFolder currentFolder = deviceContents;
for (int i = 0; i < partsOfPath.Length; i++)
{
IEnumerable <PortableDeviceObject> matchingFolder = from f in currentFolder.Files where f.Name == partsOfPath[i] select f;
if (matchingFolder.Count() == 0)
{
return(false);
}
currentFolder = (PortableDeviceFolder)matchingFolder.First();
}
return(true);
}