dlls/ddraw/surface_wndproc.c

   1 /*      User-based primary surface driver
   2  *
   3  * Copyright 2000 TransGaming Technologies Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  */
  19
  20 #include "config.h"
  21
  22 #include <assert.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25
  26 #include "winerror.h"
  27
  28 #include "ddraw_private.h"
  29
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  33
  34 static LRESULT WINAPI DirectDrawSurface_WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam);
  35
  36 void DirectDrawSurface_RegisterClass(void)
  37 {
  38     WNDCLASSA wc;
  39     memset(&wc, 0, sizeof(wc));
  40     wc.lpfnWndProc = DirectDrawSurface_WndProc;
  41     wc.cbWndExtra  = sizeof(IDirectDrawSurfaceImpl*);
  42     wc.hCursor     = (HCURSOR)IDC_ARROW;
  43     wc.lpszClassName = "WINE_DDRAW";
  44     RegisterClassA(&wc);
  45 }
  46
  47 void DirectDrawSurface_UnregisterClass(void)
  48 {
  49     UnregisterClassA("WINE_DDRAW", 0);
  50 }
  51
  52 static LRESULT WINAPI DirectDrawSurface_WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
  53 {
  54     IDirectDrawSurfaceImpl *This;
  55     LRESULT ret;
  56
  57     This = (IDirectDrawSurfaceImpl *)GetWindowLongPtrA(hwnd, 0);
  58     if (This) {
  59         HWND window = This->ddraw_owner->window;
  60
  61         switch (msg) {
  62         case WM_DESTROY:
  63         case WM_NCDESTROY:
  64         case WM_SHOWWINDOW:
  65         case WM_WINDOWPOSCHANGING:
  66         case WM_WINDOWPOSCHANGED:
  67         case WM_SIZE:
  68         case WM_MOVE:
  69         case WM_ERASEBKGND:
  70         case WM_SYNCPAINT:
  71             /* since we're pretending fullscreen,
  72              * let's not pass these on to the app */
  73             ret = DefWindowProcA(hwnd, msg, wParam, lParam);
  74             break;
  75         case WM_NCHITTEST:
  76             ret = HTCLIENT;
  77             break;
  78         case WM_MOUSEACTIVATE:
  79             ret = MA_NOACTIVATE;
  80             break;
  81         case WM_PAINT:
  82             {
  83                 PAINTSTRUCT ps;
  84                 HDC dc;
  85                 dc = BeginPaint(hwnd, &ps);
  86                 /* call User_copy_to_screen? */
  87                 EndPaint(hwnd, &ps);
  88                 ret = 0;
  89             }
  90             break;
  91         default:
  92             ret = window ? SendMessageA(window, msg, wParam, lParam)
  93                          : DefWindowProcA(hwnd, msg, wParam, lParam);
  94         }
  95     } else {
  96         if (msg == WM_CREATE) {
  97             CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
  98             This = (IDirectDrawSurfaceImpl *)cs->lpCreateParams;
  99             SetWindowLongPtrA(hwnd, 0, (LONG_PTR)This);
 100         }
 101         ret = DefWindowProcA(hwnd, msg, wParam, lParam);
 102     }
 103     return ret;
 104 }