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surface_wndproc.c

/*    User-based primary surface driver
 *
 * Copyright 2000 TransGaming Technologies Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "config.h"

#include <assert.h>
#include <stdlib.h>
#include <string.h>

#include "winerror.h"

#include "ddraw_private.h"

#include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(ddraw);

static LRESULT WINAPI DirectDrawSurface_WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);

void DirectDrawSurface_RegisterClass(void)
{
    WNDCLASSA wc;
    memset(&wc, 0, sizeof(wc));
    wc.lpfnWndProc = DirectDrawSurface_WndProc;
    wc.cbWndExtra  = sizeof(IDirectDrawSurfaceImpl*);
    wc.hCursor     = (HCURSOR)IDC_ARROW;
    wc.lpszClassName = "WINE_DDRAW";
    RegisterClassA(&wc);
}

void DirectDrawSurface_UnregisterClass(void)
{
    UnregisterClassA("WINE_DDRAW", 0);
}

static LRESULT WINAPI DirectDrawSurface_WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
    IDirectDrawSurfaceImpl *This;
    LRESULT ret;

    This = (IDirectDrawSurfaceImpl *)GetWindowLongPtrA(hwnd, 0);
    if (This) {
      HWND window = This->ddraw_owner->window;

      switch (msg) {
      case WM_DESTROY:
      case WM_NCDESTROY:
      case WM_SHOWWINDOW:
      case WM_WINDOWPOSCHANGING:
      case WM_WINDOWPOSCHANGED:
      case WM_SIZE:
      case WM_MOVE:
      case WM_ERASEBKGND:
      case WM_SYNCPAINT:
          /* since we're pretending fullscreen,
           * let's not pass these on to the app */
          ret = DefWindowProcA(hwnd, msg, wParam, lParam);
          break;
      case WM_NCHITTEST:
          ret = HTCLIENT;
          break;
      case WM_MOUSEACTIVATE:
          ret = MA_NOACTIVATE;
          break;
      case WM_PAINT:
          {
            PAINTSTRUCT ps;
            HDC dc;
            dc = BeginPaint(hwnd, &ps);
            /* call User_copy_to_screen? */
            EndPaint(hwnd, &ps);
            ret = 0;
          }
          break;
      default:
          ret = window ? SendMessageA(window, msg, wParam, lParam)
                   : DefWindowProcA(hwnd, msg, wParam, lParam);
      }
    } else {
      if (msg == WM_CREATE) {
          CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
          This = (IDirectDrawSurfaceImpl *)cs->lpCreateParams;
          SetWindowLongPtrA(hwnd, 0, (LONG_PTR)This);
      }
      ret = DefWindowProcA(hwnd, msg, wParam, lParam);
    }
    return ret;
}

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