public static void Run(string appId, LaunchAction action, string[] args)
{
Mutex m_mutex = new Mutex(false, @"Local\" + appId);
RunningObjectTable rot = new RunningObjectTable();
for (int i = 0; i < 120; i++) // wait for ~60 seconds
{
if (m_mutex.WaitOne(1, false))
{
// we are the first instance
try
{
using (rot.Register(appId, new OleCommandTargetImpl(action)))
{
action(args, true);
}
return;
}
finally
{
m_mutex.ReleaseMutex();
}
}
else
{
// we are not the first instance
IOleCommandTargetWithExecParams instance = rot.GetObject(appId) as IOleCommandTargetWithExecParams;
if (instance != null)
{
try
{
object dummy = null;
object processId = null;
instance.Exec(Guid.Empty, 0, OLECMDEXECOPT.DODEFAULT, ref dummy, ref processId);
User32.AllowSetForegroundWindow((int)processId);
object objArgs = args;
object result = null;
instance.Exec(Guid.Empty, 1, OLECMDEXECOPT.DODEFAULT, ref objArgs, ref result);
if (result is bool && (bool)result)
return;
}
catch (Exception e)
{
Trace.WriteLine(e.ToString());
}
finally
{
Marshal.ReleaseComObject(instance);
}
}
}
Thread.Sleep(500);
}
Trace.WriteLine(appId + " could not start!");
}
public RegistrationHandle(RunningObjectTable rot, int registration)
{
_rot = rot;
_registration = registration;
}
public static void Run(string appId, LaunchAction action, string[] args)
{
Mutex m_mutex = new Mutex(false, @"Local\" + appId);
RunningObjectTable rot = new RunningObjectTable();
for (int i = 0; i < 120; i++) // wait for ~60 seconds
{
if (m_mutex.WaitOne(1, false))
{
// we are the first instance
try
{
using (rot.Register(appId, new OleCommandTargetImpl(action)))
{
action(args, true);
}
return;
}
finally
{
m_mutex.ReleaseMutex();
}
}
else
{
// we are not the first instance
IOleCommandTargetWithExecParams instance = rot.GetObject(appId) as IOleCommandTargetWithExecParams;
if (instance != null)
{
try
{
object dummy = null;
object processId = null;
instance.Exec(Guid.Empty, 0, OLECMDEXECOPT.DODEFAULT, ref dummy, ref processId);
User32.AllowSetForegroundWindow((int)processId);
object objArgs = args;
object result = null;
instance.Exec(Guid.Empty, 1, OLECMDEXECOPT.DODEFAULT, ref objArgs, ref result);
if (result is bool && (bool)result)
{
return;
}
}
catch (Exception e)
{
Trace.WriteLine(e.ToString());
}
finally
{
Marshal.ReleaseComObject(instance);
}
}
}
Thread.Sleep(500);
}
Trace.WriteLine(appId + " could not start!");
}
public RegistrationHandle(RunningObjectTable rot, int registration)
{
_rot = rot;
_registration = registration;
}
