Re: PostMessage() to a Regular DLL
On a related note, why are you using a Regular DLL?
--
Ajay
On Jan 8, 1:12 pm, Stephen Myers
<StephenMy...@discussions.microsoft.com> wrote:
"Ajay Kalra" wrote:
On Jan 8, 11:24 am, Stephen Myers
<StephenMy...@discussions.microsoft.com> wrote:
But something like
theApp.PostThreadMessage(...) // where theApp is the Dll's CWinApp
should fail since there's no thread associated with theApp.
That should work as well because theApp is derived from CWinThread and
should accept this message. Why do you say that there is no thread
associated with theApp?
--
Ajay
This is exactly what I was hoping would work. Unfortunately, my test
indicated that the PostThreadMessage() gets handled by the EXE's CWinApp,=
not
by the DLL's
BEGIN_MESSAGE_MAP(MyDLLApp, CClWinApp)
ON_THREAD_MESSAGE(MyMsg,OnTestMessage)
END_MESSAGE_MAP()
UINT MyThread( LPVOID pParam )
{
AFX_MANAGE_STATE(AfxGetStaticModuleState());
theApp.PostThreadMessage(MyMsg ,0,0);
return 0;
}
void MyDLLApp::GenerateCTask(int argc, char *argv[], char *envp[])
{
AFX_MANAGE_STATE(AfxGetStaticModuleState());
AfxBeginThread(MyThread,NULL);
}
void MyDllApp::OnTestMessage(WPARAM,LPARAM)
{
TRACE("In %s\n",__FUNCTION__);
}
The thread message gets handled by the MainApp's CWinApp message map disp=
ite
using theApp (I didn't include the code, but it is much the same as shown
here for MyDLLApp).
This is what was pointed out by Joe et al. MyDLLApp is not really a th=
read
even though it's derived from CWinThread.
Steve
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