void StartGuiProcess(int sessionId)
{
TerminateProcess(ref mGuiProcess, ref mGuiMan, false);
mDesktopGuiIsOn = "";
var desktop = mDesktopFromWatcher;
mDesktopGuiIsOn = desktop;
var pipeName = "OpenViewtop_gui_" + Util.GenerateRandomId();
// When on the default desktop, run as the user so the clipboard works properly.
// For other desktops we need to run as system so the GUI has permission to copy the screen.
// TBD: Seems like there should be a better way to do this
WtsProcessType processType = desktop.ToLower() != DEFAULT_DESKTOP.ToLower() || sessionId == 0
? WtsProcessType.System : WtsProcessType.UserFallbackToSystem;
processType |= WtsProcessType.Admin | WtsProcessType.UIAccess;
// Mange process communications
Log.Write("*** Starting GUI: Session=" + sessionId + ", User="******", Desktop=" + desktop + ", Pipe=" + pipeName);
mGuiMan = new ProcessManager(pipeName, true);
Task.Run(() => { ProcessRemoteCommunications(mGuiMan, "GUI"); });
mGuiProcess = WtsProcess.StartInSession(
sessionId, processType, System.Windows.Forms.Application.ExecutablePath,
Program.PARAM_GUI + " "
+ Program.PARAM_CONTROL_PIPE + " " + pipeName
+ " " + Program.PARAM_DESKTOP + " " + desktop, desktop);
}
/// <summary>
/// Don't launch using Process.Start, or else it runs as "System"
/// </summary>
void ProcessStartAsLoggedOnUser(string fileName)
{
try
{
// Launch from helper task running as the user, also with the user environment
// NOTE: This fails unless it's running in the system accont
WtsProcess.StartInSession(Wts.GetActiveConsoleSessionId(), WtsProcessType.User,
Application.ExecutablePath, Program.PARAM_START_BROWSER + " \"" + fileName + "\"").Dispose();
}
catch
{
// NOTE: New versions run in as the logged on user and the above code fails.
Process.Start(fileName);
}
}
void StartDesktopWatcherProcess(int sessionId)
{
TerminateProcess(ref mDesktopProcess, ref mDesktopMan, false);
mDesktopFromWatcher = "";
// Create new process
var pipeName = "OpenViewtop_desktop_" + Util.GenerateRandomId();
// Manage communications
Log.Write("*** Starting DESKTOP: Session=" + sessionId + ", User="******", Pipe=" + pipeName);
mDesktopMan = new ProcessManager(pipeName, true);
Task.Run(() => { ProcessRemoteCommunications(mDesktopMan, "DESKTOP"); });
mDesktopProcess = WtsProcess.StartInSession(
sessionId, WtsProcessType.System,
System.Windows.Forms.Application.ExecutablePath,
Program.PARAM_WATCH_DESKTOP + " " + Program.PARAM_CONTROL_PIPE + " " + pipeName);
}