auto click 'yes' option in VC

Posted on 2009-04-13
Last Modified: 2013-11-20
Hello Experts
Want  to remove the security feature which asks for  "A program is trying to send e-mail on your behalf. Do you want to allow this?....... "etc etc.
I am using Outlook 2003 and VC++ and  i dont want to install 'Click Yes' software

i am trying to get the window handle of message box and post a message , but it is not working
Thanks in Advance.
#include "msoutl.h"

#include <comdef.h>

#include "afxinet.h"

#include "wininet.h"

void somefunc()


class OleInitClass 












	// This global class calls OleInitialize() at

	// application startup, and calls OleUninitialize()

	// at application exit...

	OleInitClass g_OleInitClass;

	// Start Outlook.

	// If it is already running,the same instance is used

	_Application olApp;

	COleException e;

	if(!olApp.CreateDispatch(_T("Outlook.Application"), &e))


                                 CString str;

	            str.Format(_T("CreateDispatch() failed error 0x%08lx"), e.m_sc);


	UINT uYes = RegisterWindowMessage(_T("CLICKYES_SUSPEND_RESUME"));

	 HWND hWnd = FindWindow(_T("#32770"),_T("Microsoft Office Outlook"));

	 long Res = ::SendMessage(hWnd , uYes, 1, 0);

		_MailItem olMail(olApp.CreateItem(0));

		CString strEmailId = _T("");


		CString strSubject("DEF: 12345");


		CString  strBody = _T("Test Mail");


	// Send the message


		Res = ::SendMessage(hWnd, uYes, 0, 0);


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Question by:Harishsona

Accepted Solution

Dothu earned 500 total points
ID: 24129083
You may need to create another thread to achieve it. Because the process will block until  the msg windows is closed.

Expert Comment

ID: 24133048

the thread needs to find the window (FindWindow(Classname, Windowname)). Use Spyxx to find this out.
Then use ::SendMessage(wnd, WM_COMMAND, ID_OK, 0);

LVL 19

Expert Comment

ID: 24157567
You should consider to send the e-mail via SMTP.
Give a look at

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