WaitFor Function for Dialog / Window

From:
=?Utf-8?B?VHJlY2l1cw==?= <Trecius@discussions.microsoft.com>
Newsgroups:
microsoft.public.vc.language
Date:
Fri, 15 Jun 2007 12:13:11 -0700
Message-ID:
<D757D8E9-2332-4E78-A8CF-A7B9A9ACB366@microsoft.com>
Hello, Newsgroupians:

I have created a program that interacts with a third-party program to which
I do not have source code. I want my program to interact with some windows
in the foreign application, but only if it does not see a specific dialog,
which resides in the foreign application. I can obtain the handle to the
dialog. If the dialog box is not there, I want my code to interact, but if
the handle is not NULL, I want my program to do something similar to
WaitForSingleObject().

I've looked at the thread and process for the foreign application's main
window and the dialog box I have an interest in, but both are same, so I
can't just wait for the process. I can think of one method to solve my
problem by injecting a new window procedure. However, this is lengthy, and
I'm not in the mood to implement it. Is there any other solution besides the
standard...

HWND hwnd;
do
{
  hwnd = FindWindowEx(...);
  Sleep(XXXX);
} while (hwnd);

Thank you for your time and consideration.

Trecius

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