private 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 PortableDeviceFolder GetContents()
{
var root = new PortableDeviceFolder("DEVICE", "DEVICE");
IPortableDeviceContent content;
this._device.Content(out content);
EnumerateContents(ref content, root);
return(root);
}
public void DeleteFolder(PortableDeviceFolder folder)
{
try
{
IPortableDeviceContent content;
this._device.Content(out content);
var variant = new PortableDeviceApiLib.tag_inner_PROPVARIANT();
StringToPropVariant(folder.Id, out variant);
PortableDeviceApiLib.IPortableDevicePropVariantCollection objectIds =
new PortableDeviceTypesLib.PortableDevicePropVariantCollection()
as PortableDeviceApiLib.IPortableDevicePropVariantCollection;
objectIds.Add(variant);
content.Delete(0, objectIds, null);
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}