source: trunk/src/ole32/new/apartment.cpp@ 8081

/* $Id: apartment.cpp,v 1.1 2000-04-27 22:18:14 davidr Exp $ */
/* 
 * 
 * Project Odin Software License can be found in LICENSE.TXT
 * 
 */
/* 
 * COM Apartment handling
 * 
 * 22/04/2000
 * 
 * Copyright 2000 David J. Raison
 * 
 */

#include "ole32.h"
#include "oString.h"
#include "oTls.h"
#include "apartment.h"
#include "rpcdce.h"

CHAR ComMessagePumpWndClass[] = "OleMainThreadWndClass";
CHAR ComMessagePumpWndName[] = "OleMainThreadWndName";

// ======================================================================
// OleMainThreadWndProc
// ======================================================================
LRESULT CALLBACK ComMessagePumpWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
    switch (msg)
    {
        case WM_USER:

            // Dispatch method call...

            break;

        default:
            return DefWindowProcA(hWnd, msg, wParam, lParam);
    }

    return 0;
}

// ======================================================================
// Apartment
// ======================================================================

// ----------------------------------------------------------------------
// Apartment::Apartment
// ----------------------------------------------------------------------
Apartment::Apartment(enAptType aptType)
{
    WNDCLASSEXA         wcex;

    m_AptType = aptType;

    UuidCreate(&m_Guid);

    m_pDefaultContext = new ObjectContext;
    m_pDefaultContext->SetApt(this);

    if (IsMessageBased())
    {
        // First STA shall always be MAIN...
        if (m_AptType == APT_MAIN)
        {
            // Register our window class...
            ZeroMemory( &wcex, sizeof(WNDCLASSEXA));
            wcex.cbSize         = sizeof(WNDCLASSEXA);
            wcex.style          = CS_GLOBALCLASS;
            wcex.lpfnWndProc    = (WNDPROC)ComMessagePumpWndProc;
            wcex.hInstance      = 0;
            wcex.lpszClassName  = ComMessagePumpWndClass;

            RegisterClassExA(&wcex);
        }

        // Initialise message pump window...
        m_hwndPump = CreateWindowA(ComMessagePumpWndClass,
                                   ComMessagePumpWndName,
                                   WS_POPUP | WS_CLIPSIBLINGS | WS_OVERLAPPED,
                                   CW_USEDEFAULT, CW_USEDEFAULT,
                                   CW_USEDEFAULT, CW_USEDEFAULT,
                                   0,
                                   0,
                                   0,
                                   0);
    }
}

// ----------------------------------------------------------------------
// Apartment::~Apartment
// ----------------------------------------------------------------------
Apartment::~Apartment()
{
    if (IsMessageBased())
        DestroyWindow(m_hwndPump);

    delete m_pDefaultContext;
}

// ----------------------------------------------------------------------
// Apartment::IsCompatible
// ----------------------------------------------------------------------
BOOL            Apartment::IsCompatible(Attributes * const pTarget) const
{
    switch (pTarget->GetThreadingModel())
    {
        case  THM_BOTH:
            return TRUE;

        case  THM_FREE:
            return m_AptType == APT_MT;

        case  THM_NEUTRAL:
            return m_AptType == APT_TN;

        case  THM_UNDEFINED:
            return m_AptType == APT_MAIN;

        case  THM_APARTMENT:
            return IsMessageBased();

        default:
            // drop thru to warning msg.
            break;
    }

    dprintf(("Apartment::IsCompatible() - Invalid Threading model (%d)",
                                                        pTarget->GetThreadingModel()));

    return FALSE;
}