public DesktopInfo()
{
using(var searcher = new ManagementObjectSearcher("SELECT UserName FROM Win32_ComputerSystem"))
{
using(var collection = searcher.Get())
{
var s = ((string)collection.Cast<ManagementBaseObject>().First()["UserName"]).Split('\\');
if(s.Length > 1)
Username = s.LastOrDefault();
else
Username = s.FirstOrDefault();
}
}
_Users_DesktopPath = @"c:\users\" + Username + @"\desktop\";
InputMouseEvent = Desktop_Sharing_Shared.Mouse.PInvoke.SendMouseEvent;
InputKeyEvent = Desktop_Sharing_Shared.Keyboard.PInvoke.KeyEvent;
m_hCurWinsta = new StationHandle(PInvoke.GetProcessWindowStation());
if(m_hCurWinsta.IsInvalid)
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
m_hWinsta = new StationHandle(PInvoke.OpenWindowStation("winsta0", false,
ACCESS_MASK.WINSTA_ENUMDESKTOPS |
ACCESS_MASK.WINSTA_READATTRIBUTES |
ACCESS_MASK.WINSTA_ACCESSCLIPBOARD |
ACCESS_MASK.WINSTA_CREATEDESKTOP |
ACCESS_MASK.WINSTA_WRITEATTRIBUTES |
ACCESS_MASK.WINSTA_ACCESSGLOBALATOMS |
ACCESS_MASK.WINSTA_EXITWINDOWS |
ACCESS_MASK.WINSTA_ENUMERATE |
ACCESS_MASK.WINSTA_READSCREEN));
if(m_hWinsta.IsInvalid)
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
if(!PInvoke.SetProcessWindowStation(m_hWinsta.Handle))
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
m_hDesk = new DesktopHandle(PInvoke.OpenDesktop("default", 0, false,
ACCESS_MASK.DESKTOP_CREATEMENU |
ACCESS_MASK.DESKTOP_CREATEWINDOW |
ACCESS_MASK.DESKTOP_ENUMERATE |
ACCESS_MASK.DESKTOP_HOOKCONTROL |
ACCESS_MASK.DESKTOP_JOURNALPLAYBACK |
ACCESS_MASK.DESKTOP_JOURNALRECORD |
ACCESS_MASK.DESKTOP_READOBJECTS |
ACCESS_MASK.DESKTOP_SWITCHDESKTOP |
ACCESS_MASK.DESKTOP_WRITEOBJECTS));
if(m_hDesk.IsInvalid)
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
if(!PInvoke.SetThreadDesktop(m_hDesk.Handle))
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
Current_Desktop = GetDesktop(m_hDesk);
}
private Desktops GetDesktop(DesktopHandle s)
{
if (s.IsInvalid)
{
return(Desktops.Default);
}
int needed = 0;
string name = string.Empty;
PInvoke.GetUserObjectInformation(s.Handle, PInvoke.UOI_NAME, IntPtr.Zero, 0, ref needed);
// get the name.
IntPtr ptr = Marshal.AllocHGlobal(needed);
bool result = PInvoke.GetUserObjectInformation(s.Handle, PInvoke.UOI_NAME, ptr, needed, ref needed);
name = Marshal.PtrToStringAnsi(ptr).ToLower();
Marshal.FreeHGlobal(ptr);
if (!result)
{
return(Desktops.Default);
}
if (name == "default")
{
return(Desktops.Default);
}
else if (name == "screensaver")
{
return(Desktops.ScreenSaver);
}
else
{
return(Desktops.Winlogon);
}
}
public Desktops GetActiveDesktop()
{
using (var s = new DesktopHandle(PInvoke.OpenInputDesktop(0, false, ACCESS_MASK.DESKTOP_SWITCHDESKTOP)))
{
return(GetDesktop(s));
}
}
public bool SwitchDesktop(Desktops dname)
{
var desktop = new DesktopHandle(PInvoke.OpenDesktop(Enum.GetName(dname.GetType(), dname), 0, false,
ACCESS_MASK.DESKTOP_CREATEMENU | ACCESS_MASK.DESKTOP_CREATEWINDOW |
ACCESS_MASK.DESKTOP_ENUMERATE | ACCESS_MASK.DESKTOP_HOOKCONTROL |
ACCESS_MASK.DESKTOP_WRITEOBJECTS | ACCESS_MASK.DESKTOP_READOBJECTS |
ACCESS_MASK.DESKTOP_SWITCHDESKTOP | ACCESS_MASK.GENERIC_WRITE));
if (desktop.IsInvalid)
{
return(false);
}
if (!PInvoke.SetThreadDesktop(desktop.Handle))
{
desktop.Dispose();
return(false);
}
m_hDesk.Dispose();
m_hDesk = desktop;
Current_Desktop = dname;
return(true);
}
public DesktopInfo()
{
using (var searcher = new ManagementObjectSearcher("SELECT UserName FROM Win32_ComputerSystem"))
{
using (var collection = searcher.Get())
{
var s = ((string)collection.Cast <ManagementBaseObject>().First()["UserName"]).Split('\\');
if (s.Length > 1)
{
Username = s.LastOrDefault();
}
else
{
Username = s.FirstOrDefault();
}
}
}
_Users_DesktopPath = @"c:\users\" + Username + @"\desktop\";
InputMouseEvent = Desktop_Sharing_Shared.Mouse.PInvoke.SendMouseEvent;
InputKeyEvent = Desktop_Sharing_Shared.Keyboard.PInvoke.KeyEvent;
m_hCurWinsta = new StationHandle(PInvoke.GetProcessWindowStation());
if (m_hCurWinsta.IsInvalid)
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
m_hWinsta = new StationHandle(PInvoke.OpenWindowStation("winsta0", false,
ACCESS_MASK.WINSTA_ENUMDESKTOPS |
ACCESS_MASK.WINSTA_READATTRIBUTES |
ACCESS_MASK.WINSTA_ACCESSCLIPBOARD |
ACCESS_MASK.WINSTA_CREATEDESKTOP |
ACCESS_MASK.WINSTA_WRITEATTRIBUTES |
ACCESS_MASK.WINSTA_ACCESSGLOBALATOMS |
ACCESS_MASK.WINSTA_EXITWINDOWS |
ACCESS_MASK.WINSTA_ENUMERATE |
ACCESS_MASK.WINSTA_READSCREEN));
if (m_hWinsta.IsInvalid)
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
if (!PInvoke.SetProcessWindowStation(m_hWinsta.Handle))
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
m_hDesk = new DesktopHandle(PInvoke.OpenDesktop("default", 0, false,
ACCESS_MASK.DESKTOP_CREATEMENU |
ACCESS_MASK.DESKTOP_CREATEWINDOW |
ACCESS_MASK.DESKTOP_ENUMERATE |
ACCESS_MASK.DESKTOP_HOOKCONTROL |
ACCESS_MASK.DESKTOP_JOURNALPLAYBACK |
ACCESS_MASK.DESKTOP_JOURNALRECORD |
ACCESS_MASK.DESKTOP_READOBJECTS |
ACCESS_MASK.DESKTOP_SWITCHDESKTOP |
ACCESS_MASK.DESKTOP_WRITEOBJECTS));
if (m_hDesk.IsInvalid)
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
if (!PInvoke.SetThreadDesktop(m_hDesk.Handle))
{
var er = new Win32Exception(Marshal.GetLastWin32Error());
throw er;
}
Current_Desktop = GetDesktop(m_hDesk);
}
private Desktops GetDesktop(DesktopHandle s)
{
if(s.IsInvalid)
return Desktops.Default;
int needed = 0;
string name = string.Empty;
PInvoke.GetUserObjectInformation(s.Handle, PInvoke.UOI_NAME, IntPtr.Zero, 0, ref needed);
// get the name.
IntPtr ptr = Marshal.AllocHGlobal(needed);
bool result = PInvoke.GetUserObjectInformation(s.Handle, PInvoke.UOI_NAME, ptr, needed, ref needed);
name = Marshal.PtrToStringAnsi(ptr).ToLower();
Marshal.FreeHGlobal(ptr);
if(!result)
return Desktops.Default;
if(name == "default")
return Desktops.Default;
else if(name == "screensaver")
return Desktops.ScreenSaver;
else
return Desktops.Winlogon;
}
public bool SwitchDesktop(Desktops dname)
{
var desktop = new DesktopHandle(PInvoke.OpenDesktop(Enum.GetName(dname.GetType(), dname), 0, false,
ACCESS_MASK.DESKTOP_CREATEMENU | ACCESS_MASK.DESKTOP_CREATEWINDOW |
ACCESS_MASK.DESKTOP_ENUMERATE | ACCESS_MASK.DESKTOP_HOOKCONTROL |
ACCESS_MASK.DESKTOP_WRITEOBJECTS | ACCESS_MASK.DESKTOP_READOBJECTS |
ACCESS_MASK.DESKTOP_SWITCHDESKTOP | ACCESS_MASK.GENERIC_WRITE));
if(desktop.IsInvalid)
return false;
if(!PInvoke.SetThreadDesktop(desktop.Handle))
{
desktop.Dispose();
return false;
}
m_hDesk.Dispose();
m_hDesk = desktop;
Current_Desktop = dname;
return true;
}
public Desktops GetActiveDesktop()
{
using(var s = new DesktopHandle(PInvoke.OpenInputDesktop(0, false, ACCESS_MASK.DESKTOP_SWITCHDESKTOP)))
{
return GetDesktop(s);
}
}
