/// <summary>
/// Adds a task that will launch a program every time someone logs in. The program must have privilege 'AsInvoker' and NOT 'Highest'.
/// </summary>
/// <param name="taskName">Task name, whatever you want that can be a file name.</param>
/// <param name="exeName">The full path to the program to launch.</param>
/// <param name="runLevel">The program privilege when launched.</param>
/// <returns>True if successful; otherwise, false.</returns>
public static bool AddTask(string taskName, string exeName, TaskRunLevel runLevel)
{
Contract.RequireNotNull(taskName, out string TaskName);
Contract.RequireNotNull(exeName, out string ExeName);
try
{
// Remove forbidden characters since the name must not contain them.
char[] InvalidChars = Path.GetInvalidFileNameChars();
foreach (char InvalidChar in InvalidChars)
{
TaskName = TaskName.Replace(InvalidChar, ' ');
}
// Create a task that launch a program when logging in.
using TaskService Scheduler = new TaskService();
using Trigger LogonTrigger = Trigger.CreateTrigger(TaskTriggerType.Logon);
using ExecAction RunAction = (ExecAction)Microsoft.Win32.TaskScheduler.Action.CreateAction(TaskActionType.Execute);
RunAction.Path = ExeName;
// Try with a task name (mandatory on new versions of Windows)
if (AddTaskToScheduler(Scheduler, TaskName, LogonTrigger, RunAction, runLevel))
{
return(true);
}
// Try without a task name (mandatory on old versions of Windows)
if (AddTaskToScheduler(Scheduler, null, LogonTrigger, RunAction, runLevel))
{
return(true);
}
}
catch (Exception e)
{
throw new AddTaskFailedException(e);
}
return(false);
}
