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I came to the conclusion that Process.Start may not handle the Hidden-flag correctly. MessageBox.Show("Unable to get a window handle!") End If Catch ex As Exception ' error ! If I use C++ and WIN32-API CreateProcess the process does not become visible. If the child process subsequently detaches from that console, and attaches to a new console window, then a you will see a console window regardless of the state of the original have a peek here

Frequently, an application may keep a new window hidden while it customizes the window's appearance, and then make the window style Normal. I found several threads discussing this problem but nobodywrote anything that solves the problem.With best regards,Paul HoeppingGermany. {\rtf1\ansi\ansicpg1252\deff0\deflang1033{\fonttbl {\f0\fnil\fprq2\fcharset0 MS Sans Serif;}{\f1\fswiss\fcharset0 Arial;}} {\*\generator Msftedit 5.41.21.2500;}\viewkind4\uc1\pard\f0\fs20 Cheers,\par \par johnKn [MS-SDK]\par \par Create a Windows Forms-based application, that never displays any windows, that will start defrag.exe with no window, but as the current user. How not to lose confidence in front of supervisor?

Createnowindow Not Working

A hidden window can process messages from the system or from other windows, but it cannot process input from the user or display output. The process is MS Word and I want it to work on a .doc-File that contains VBA macro code. Let me tell you a little about myself How can an employee kindly decline to participate in an office potluck? I'm using .NET 4.0 on Windows 7 x64 c# windows console process.start windowless share|improve this question asked Apr 23 '14 at 13:58 Aidal 80110 Did you try info.WindowStyle =

The system displays a hidden window by not drawing it. Wednesday, January 20, 2010 2:43 AM Reply | Quote Moderator 0 Sign in to vote Hi, How is this problem now? I see you're setting the UserName and Password properties, so that would explain why CreateNoWindow is not having an effect. C# Start Process Minimized Is tis what you want? --------------------From: "Paul" Newsgroups: microsoft.public.dotnet.languages.csharpSubject: Process.Start ignores WindowStyleDate: 30 Apr 2006 11:39:23 -0700Organization: http://groups.google.comLines: 26Message-ID: <11**********************@j73g2000cwa.googlegroups .com>NNTP-Posting-Host: 80.139.117.112Mime-Version: 1.0Content-Type: text/plain; charset="iso-8859-1"X-Trace: posting.google.com 1146422368 21500 127.0.0.1 (30 Apr

All rights reserved. Processstartinfo Windowstyle I have tried UseShellExecute being true andfalse. CreateNoWindow = true? Are there any suggestions ?

You can find more information about this on google or http://pinvoke.net This may cause a quick flicker though, from when you start the process to when you actually hide the window. Hide Command Prompt C# Console Application A hidden window can process messages from the system or from other windows, but it cannot process input from the user or display output. ShowWindow(calc_hWnd, ShowWindowCommand.Show) End If End If End Sub End Class Thanks for all the code I tried it and i get the message "Unable to get a window handle!" when i anh nói ngay ở đầu đấy. –King King Jun 16 '13 at 7:10 em thêm rồi mà sao nó vẫn báo Error 1 The name 'SendMessage' does not exist

  1. Code: ... ' get app main window handle Dim tmp_hWnd As IntPtr ' try up to 10 times within one second For i As Integer = 1 To 10 tmp_hWnd =
  2. I've read somewhere that could be the cause.
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Processstartinfo Windowstyle

Or is it inevitable once a certain point in development is reached? Later I will probably have to write a little C++ process that handles starting Word. Createnowindow Not Working i.e., regardless of whether CreateNoWindow is specified or not, the code below will always show a console window. Processstartinfo.windowstyle Not Working Return myProc.ExitCode End Using End Function Examples: StartProcessHidden("C:\\MyProcess.exe", false, "My Argument"); StartProcessHidden("C:\MyProcess.exe", False, "My Argument") Good Luck, Michel Oliveira – Software Engineer and Startup founder at joshcellsoftwares.com.

Anyway, thanks for your help. http://findthemes.net/not-working/cmd-not-working-in-windows-7.html myProc.StartInfo.WindowStyle = ProcessWindowStyle.Hidden; //As hidden window style. CreateNoWindow works in conjunction with UseShellExecute as follows: To run the process without any window: ProcessStartInfo info = new ProcessStartInfo(fileName, arg); info.CreateNoWindow = true; info.UseShellExecute = false; Process processChild = Process.Start(info); Best wishes, Alex. Powershell Windowstyle Hidden Not Working

Join them; it only takes a minute: Sign up .NET - WindowStyle = hidden vs. What is the standard dimension of wide pictures? How to connect two parabolic paths in TikZ? Check This Out Hosted by Nicely Done Hosting.

The system displays a window with Normal style on the screen, in a default location. C# Process Minimize Window Similar topics Starting new process c# How to know when external process has exited Process.Start and Console Window Issue Hiding process DOS boxes, How? In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms

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It's up to you. Also, the system disables the window's sizing border and the window-positioning capability of the title bar so that the user cannot move the window by dragging the title bar.MinimizedThe minimized window Friday, January 22, 2010 2:39 AM Reply | Quote Moderator 0 Sign in to vote check this thread, it shows diffrent methods for hiding a console window.http://social.msdn.microsoft.com/Forums/en-US/csharpgeneral/thread/ea8b0fd5-a660-46f9-9dcb-d525cc22dcbd/ Thanks Mike --------Please mark C# Hide Process Window Thanks Grant :) –Aidal Apr 23 '14 at 14:31 No problem!

return myProc.ExitCode; //Return the exit code of the process to the method. } } ' ' ' * StartProcessHidden VB.NET method by Michel Oliveira. ' * 2013/05/14 ' * www.joshcellsoftwares.com ' We're having a similar one. ClickWindow(button); break; } i++; if (i > 20)//timeout { break; } } } //And here is your code with my code appended System.Diagnostics.ProcessStartInfo proc = new System.Diagnostics.ProcessStartInfo(); proc.FileName = @"C:\\Windows\\System32\\RunDll32.exe"; proc.Arguments this contact form WindowStyle only applies to native Windows GUI apps.

Brooks Nicely Done Hosting Nicely Done Sites SysFunctions Software Google Translator Follow Us Follow @jcsoftwares © 2011 - 2016 Josh Cell Softwares Corporation. Anyway, thanks for your help. It's quick & easy. Word to describe object that can be physically passed through Is it possible to create Tikz-based text?

private void SearchForLanSettingsWindow() { int i = 0; while (i < 20) { Thread.Sleep(100); IntPtr windowHandle = FindWindow(null,"Local Area Network (LAN) Settings"); if (windowHandle != IntPtr.Zero) { if(runDll32 != null) runDll32.Kill(); When started as an external process, Word cannot hurt my application and I can terminate the process if it behaves badly. How can we enumerate in that way? myProc.StartInfo.Arguments = Arguments; //Give the arguments received.

MessageBox.Show("Unable to get a window handle!") End If Catch ex As Exception ' error ! Then, from your application you can start this forms-based app with alternate credentials. Your Program: using System; using System.Collections.Generic; using System.Linq; using System.Windows.Forms; using System.Diagnostics; If Not calc_hWnd.Equals(IntPtr.Zero) Then ' is app window found? I have tried to start the process minimized but that has also noeffect.

When start MS Word, the new window appears behind my own application window. private void SearchForLanSettingsWindow() { int i = 0; while (true) { Thread.Sleep(100); IntPtr windowHandle = FindWindow(null,"Local Area Network (LAN) Settings"); if (windowHandle != IntPtr.Zero) { //Find the button OK, if you Can you explain to me more precise how i use the P/Invoke ShowWindow ? If a window is hidden, it is effectively disabled.