/// <summary>
/// Create a new desktop.
/// </summary>
/// <param name="object_attributes">The object attributes for opening.</param>
/// <param name="flags">Flags for opening the desktop.</param>
/// <param name="desired_access">Desired access.</param>
/// <param name="throw_on_error">True to throw on error.</param>
/// <param name="device">Device name.</param>
/// <param name="dev_mode">Device mode.</param>
/// <param name="heap_size">Heap size.</param>
/// <returns>An instance of NtDesktop.</returns>
public static NtResult <NtDesktop> Create(ObjectAttributes object_attributes, string device,
DEVMODE dev_mode, CreateDesktopFlags flags, DesktopAccessRights desired_access, int heap_size,
bool throw_on_error)
{
SafeKernelObjectHandle handle = NtSystemCalls.NtUserCreateDesktopEx(object_attributes,
string.IsNullOrEmpty(device) ? null : new UnicodeString(device),
dev_mode, flags, desired_access, heap_size);
if (handle.IsInvalid)
{
return(NtObjectUtils.CreateResultFromDosError <NtDesktop>(Marshal.GetLastWin32Error(), throw_on_error));
}
return(new NtResult <NtDesktop>(NtStatus.STATUS_SUCCESS, new NtDesktop(handle)));
}
/// <summary>
/// Open a desktop by name.
/// </summary>
/// <param name="object_attributes">The object attributes for opening.</param>
/// <param name="flags">Flags for opening the desktop.</param>
/// <param name="desired_access">Desired access.</param>
/// <returns>The instance of the desktop.</returns>
/// <exception cref="NtException">Thrown on error.</exception>
public static NtDesktop Open(ObjectAttributes object_attributes, CreateDesktopFlags flags,
DesktopAccessRights desired_access)
{
return(Open(object_attributes, flags, desired_access, true).Result);
}
/// <summary>
/// Create a new desktop.
/// </summary>
/// <param name="object_attributes">The object attributes for opening.</param>
/// <param name="flags">Flags for opening the desktop.</param>
/// <param name="desired_access">Desired access.</param>
/// <param name="device">Device name.</param>
/// <param name="dev_mode">Device mode.</param>
/// <param name="heap_size">Heap size.</param>
/// <returns>An instance of NtDesktop.</returns>
public static NtDesktop Create(ObjectAttributes object_attributes, string device,
DEVMODE dev_mode, CreateDesktopFlags flags, DesktopAccessRights desired_access, int heap_size)
{
return(Create(object_attributes, device, dev_mode, flags, desired_access, heap_size, true).Result);
}
public static extern SafeKernelObjectHandle NtUserCreateDesktopEx(
ObjectAttributes ObjectAttributes, UnicodeString Device,
DEVMODE DevMode, CreateDesktopFlags Flags,
DesktopAccessRights DesiredAccess,
int HeapSize);
public static extern SafeKernelObjectHandle NtUserOpenDesktop(
ObjectAttributes ObjectAttributes, CreateDesktopFlags Flags,
DesktopAccessRights DesiredAccess);