--- mstools/samples/wxform/wxform.c	2018/08/09 18:21:41	1.1.1.2
+++ mstools/samples/wxform/wxform.c	2018/08/09 18:23:44	1.1.1.3
@@ -1,10 +1,17 @@
+
+/******************************************************************************\
+*       This is a part of the Microsoft Source Code Samples. 
+*       Copyright (C) 1993 Microsoft Corporation.
+*       All rights reserved. 
+*       This source code is only intended as a supplement to 
+*       Microsoft Development Tools and/or WinHelp documentation.
+*       See these sources for detailed information regarding the 
+*       Microsoft samples programs.
+\******************************************************************************/
+
 /**************************************************************************\
 *  wxform.c -- sample program demonstrating the new "World Transform."
 *
-*         Steve Firebaugh
-*         Microsoft Developer Support
-*         Copyright (c) 1992 Microsoft Corporation
-*
 *  design:  There are a few global handles or pointers in this application,
 *   and different routines to operate on them.  The obvious case of this
 *   is the three window handles and their associated window procedures.
@@ -45,7 +52,7 @@ int APIENTRY WinMain(HINSTANCE hInstance
     if (!hPrevInstance) {
         WNDCLASS  wc;
 
-        wc.style = NULL;
+        wc.style = 0;
         wc.lpfnWndProc = (WNDPROC)MainWndProc;
 
         wc.cbClsExtra = 0;
@@ -93,7 +100,7 @@ int APIENTRY WinMain(HINSTANCE hInstance
      *  for this application.
      */
     hwndTransform = CreateDialog(hInst, "TransformDlg",
-				 hwndMain, (DLGPROC)TransformDlgProc);
+                                 hwndMain, (DLGPROC)TransformDlgProc);
     hicon = (HICON) GetClassLong (hwndMain, GCL_HICON);
     SetClassLong (hwndTransform, GCL_HICON, (LONG)hicon);
     showTransform = TRUE;
@@ -103,7 +110,7 @@ int APIENTRY WinMain(HINSTANCE hInstance
      *  minimize it initially.
      */
     hwndMouse = CreateDialog(hInst, "MouseDlg",
-			     hwndMain, (DLGPROC)MouseDlgProc);
+                             hwndMain, (DLGPROC)MouseDlgProc);
     ShowWindow (hwndMouse, SW_SHOWMINIMIZED);
     showMouse = FALSE;
 
@@ -117,12 +124,12 @@ int APIENTRY WinMain(HINSTANCE hInstance
 
 
     /* Loop getting messages and dispatching them. */
-    while (GetMessage(&msg,NULL, NULL, NULL)) {
+    while (GetMessage(&msg,NULL, 0,0)) {
       if (!IsDialogMessage (hwndTransform, &msg))
       if (!IsDialogMessage (hwndMouse, &msg))
       if (!IsDialogMessage (hwndHelp, &msg)){
-	TranslateMessage(&msg);
-	DispatchMessage(&msg);
+        TranslateMessage(&msg);
+        DispatchMessage(&msg);
       }
     }
     return (msg.wParam);
@@ -287,10 +294,8 @@ static HANDLE hPenGrid;
     break;
 
 
-    default:
-      return (DefWindowProc(hwnd, message, wParam, lParam));
-  }
-  return (NULL);
+  } /* end switch */
+  return (DefWindowProc(hwnd, message, wParam, lParam));
 }
 
 
@@ -403,7 +408,7 @@ char buffer[MAXCHARS];
 
         // HACK.  The WM_SIZE here is used to flush the GDI buffer in order
         //  to eliminate a very strange bug whereby DPtoLP() doesn't work.
-        if (showMouse) SendMessage (hwndMain, WM_SIZE, NULL, NULL);
+        if (showMouse) SendMessage (hwndMain, WM_SIZE, 0,0);
 
 
         doTrackObject (ptoRect, TROB_SETXFORM, hwnd, (LONG) &xform);
@@ -427,7 +432,7 @@ char buffer[MAXCHARS];
 
         // HACK.  The WM_SIZE here is used to flush the GDI buffer in order
         //  to eliminate a very strange bug whereby DPtoLP() doesn't work.
-        if (showMouse) SendMessage (hwndMain, WM_SIZE, NULL, NULL);
+        if (showMouse) SendMessage (hwndMain, WM_SIZE, 0,0);
 
         doTrackObject (ptoRect, TROB_SETXFORM, hwnd, (LONG) &xform);
         SendMessage (hwnd, WM_PUTUPFLOATS, 0, (LONG) &xform);
@@ -599,6 +604,7 @@ PTrackObject doTrackObject(PTrackObject
 
         /* initialize the HDC and other fields. */
         pto->hdc = GetDC(hwnd);
+        SetGraphicsMode (pto->hdc, GM_ADVANCED);
         SetROP2(pto->hdc, R2_NOT);
         SelectObject (pto->hdc, GetStockObject (NULL_BRUSH));
         SelectObject(pto->hdc, CreatePen (PS_SOLID, 2, (COLORREF) 0x01000009));