[Win32SS] Support Module Versioning.

Set the appropriate flags supporting versions of software modules.
Fix arguments for getting desktop DC.

win32ss/user/ntuser/desktop.c

@@ -1533,7 +1533,7 @@ VOID NTAPI DesktopThreadMain(VOID)
 }
 
 HDC FASTCALL
-UserGetDesktopDC(ULONG DcType, BOOL EmptyDC, BOOL ValidatehWnd)
+UserGetDesktopDC(ULONG DcType, BOOL bAltDc, BOOL ValidatehWnd)
 {
     PWND DesktopObject = 0;
     HDC DesktopHDC = 0;
@@ -1549,7 +1549,7 @@ UserGetDesktopDC(ULONG DcType, BOOL EmptyDC, BOOL ValidatehWnd)
     else
     {
         PMONITOR pMonitor = UserGetPrimaryMonitor();
-        DesktopHDC = IntGdiCreateDisplayDC(pMonitor->hDev, DcType, EmptyDC);
+        DesktopHDC = IntGdiCreateDisplayDC(pMonitor->hDev, DcType, bAltDc);
     }
 
     UserLeave();
@@ -2403,7 +2403,7 @@ IntCreateDesktop(
     Cs.lpszClass = (LPCWSTR) &ClassName;
 
     /* Use IntCreateWindow instead of co_UserCreateWindowEx because the later expects a thread with a desktop */
-    pWnd = IntCreateWindow(&Cs, &WindowName, pcls, NULL, NULL, NULL, pdesk);
+    pWnd = IntCreateWindow(&Cs, &WindowName, pcls, NULL, NULL, NULL, pdesk, WINVER);
     if (pWnd == NULL)
     {
         ERR("Failed to create desktop window for the new desktop\n");
@@ -2433,7 +2433,7 @@ IntCreateDesktop(
     Cs.hInstance = hModClient; // hModuleWin; // Server side winproc!
     Cs.lpszName = (LPCWSTR)&WindowName;
     Cs.lpszClass = (LPCWSTR)&ClassName;
-    pWnd = IntCreateWindow(&Cs, &WindowName, pcls, NULL, NULL, NULL, pdesk);
+    pWnd = IntCreateWindow(&Cs, &WindowName, pcls, NULL, NULL, NULL, pdesk, WINVER);
     if (pWnd == NULL)
     {
         ERR("Failed to create message window for the new desktop\n");

win32ss/user/ntuser/menu.c

@@ -2807,7 +2807,7 @@ static BOOL MENU_InitPopup( PWND pWndOwner, PMENU menu, UINT flags )
     Cs.hwndParent = UserHMGetHandle(pWndOwner);
 
     /* NOTE: In Windows, top menu popup is not owned. */
-    pWndCreated = co_UserCreateWindowEx( &Cs, &ClassName, &WindowName, NULL);
+    pWndCreated = co_UserCreateWindowEx( &Cs, &ClassName, &WindowName, NULL, WINVER );
 
     if( !pWndCreated ) return FALSE;
 

win32ss/user/ntuser/window.c

@@ -1615,7 +1615,8 @@ PWND FASTCALL IntCreateWindow(CREATESTRUCTW* Cs,
                               PWND ParentWindow,
                               PWND OwnerWindow,
                               PVOID acbiBuffer,
-                              PDESKTOP pdeskCreated)
+                              PDESKTOP pdeskCreated,
+                              DWORD dwVer )
 {
    PWND pWnd = NULL;
    HWND hWnd;
@@ -1695,7 +1696,19 @@ PWND FASTCALL IntCreateWindow(CREATESTRUCTW* Cs,
    pWnd->spwndOwner = OwnerWindow;
    pWnd->fnid = 0;
    pWnd->spwndLastActive = pWnd;
-   pWnd->state2 |= WNDS2_WIN40COMPAT; // FIXME!!!
+   // Ramp up compatible version sets.
+   if ( dwVer >= WINVER_WIN31 )
+   {
+       pWnd->state2 |= WNDS2_WIN31COMPAT;
+       if ( dwVer >= WINVER_WINNT4 )
+       {
+           pWnd->state2 |= WNDS2_WIN40COMPAT;
+           if ( dwVer >= WINVER_WIN2K )
+           {
+               pWnd->state2 |= WNDS2_WIN50COMPAT;
+           }
+       }
+   }
    pWnd->pcls = Class;
    pWnd->hModule = Cs->hInstance;
    pWnd->style = Cs->style & ~WS_VISIBLE;
@@ -1956,7 +1969,8 @@ PWND FASTCALL
 co_UserCreateWindowEx(CREATESTRUCTW* Cs,
                      PUNICODE_STRING ClassName,
                      PLARGE_STRING WindowName,
-                     PVOID acbiBuffer)
+                     PVOID acbiBuffer,
+                     DWORD dwVer )
 {
    ULONG style;
    PWND Window = NULL, ParentWindow = NULL, OwnerWindow;
@@ -2073,7 +2087,8 @@ co_UserCreateWindowEx(CREATESTRUCTW* Cs,
                             ParentWindow,
                             OwnerWindow,
                             acbiBuffer,
-                            NULL);
+                            NULL,
+                            dwVer );
    if(!Window)
    {
        ERR("IntCreateWindow failed!\n");
@@ -2598,7 +2613,7 @@ NtUserCreateWindowEx(
     UserEnterExclusive();
 
     /* Call the internal function */
-    pwnd = co_UserCreateWindowEx(&Cs, &ustrClsVersion, plstrWindowName, acbiBuffer);
+    pwnd = co_UserCreateWindowEx(&Cs, &ustrClsVersion, plstrWindowName, acbiBuffer, dwFlags);
 
     if(!pwnd)
     {

win32ss/user/ntuser/window.h

@@ -52,17 +52,22 @@ VOID FASTCALL IntGetWindowBorderMeasures(PWND WindowObject, UINT *cx, UINT *cy);
 BOOL FASTCALL IntShowOwnedPopups( PWND owner, BOOL fShow );
 LRESULT FASTCALL IntDefWindowProc( PWND Window, UINT Msg, WPARAM wParam, LPARAM lParam, BOOL Ansi);
 VOID FASTCALL IntNotifyWinEvent(DWORD, PWND, LONG, LONG, DWORD);
+#define WINVER_WIN2K  _WIN32_WINNT_WIN2K
+#define WINVER_WINNT4 _WIN32_WINNT_NT4
+#define WINVER_WIN31  0x30A
 PWND FASTCALL IntCreateWindow(CREATESTRUCTW* Cs,
                                         PLARGE_STRING WindowName,
                                         PCLS Class,
                                         PWND ParentWindow,
                                         PWND OwnerWindow,
                                         PVOID acbiBuffer,
-                                        PDESKTOP pdeskCreated);
+                                        PDESKTOP pdeskCreated,
+                                        DWORD dwVer );
 PWND FASTCALL co_UserCreateWindowEx(CREATESTRUCTW* Cs,
                                     PUNICODE_STRING ClassName,
                                     PLARGE_STRING WindowName,
-                                    PVOID acbiBuffer);
+                                    PVOID acbiBuffer,
+                                    DWORD dwVer );
 BOOL FASTCALL IntEnableWindow(HWND,BOOL);
 BOOL FASTCALL IntIsWindowVisible(PWND);
 DWORD FASTCALL GetNCHitEx(PWND,POINT);

win32ss/user/user32/windows/window.c

@@ -148,6 +148,32 @@ RtlFreeLargeString(
     }
 }
 
+DWORD
+FASTCALL
+RtlGetExpWinVer( HMODULE hModule )
+{
+    DWORD dwMajorVersion = 3;  // Set default to Windows 3.10.
+    DWORD dwMinorVersion = 10;
+    PIMAGE_NT_HEADERS pinth;
+
+    if ( hModule && !((ULONG_PTR)hModule >> 16))
+    {
+        pinth = RtlImageNtHeader( hModule );
+
+        dwMajorVersion = pinth->OptionalHeader.MajorSubsystemVersion;
+
+        if ( dwMajorVersion == 1 )
+        {
+            dwMajorVersion = 3;
+        }
+        else
+        {
+            dwMinorVersion = pinth->OptionalHeader.MinorSubsystemVersion;
+        }
+    }
+    return MAKELONG(MAKEWORD(dwMinorVersion, dwMajorVersion), 0);
+}
+
 HWND WINAPI
 User32CreateWindowEx(DWORD dwExStyle,
                      LPCSTR lpClassName,
@@ -177,11 +203,15 @@ User32CreateWindowEx(DWORD dwExStyle,
     LPCWSTR lpszClsVersion;
     LPCWSTR lpLibFileName = NULL;
     HANDLE pCtx = NULL;
+    DWORD dwFlagsVer;
 
 #if 0
     DbgPrint("[window] User32CreateWindowEx style %d, exstyle %d, parent %d\n", dwStyle, dwExStyle, hWndParent);
 #endif
 
+    dwFlagsVer = RtlGetExpWinVer( hInstance ? hInstance : GetModuleHandleW(NULL) );
+    TRACE("Module Version %x\n",dwFlagsVer);
+
     if (!RegisterDefaultClasses)
     {
         TRACE("RegisterSystemControls\n");
@@ -299,8 +329,8 @@ User32CreateWindowEx(DWORD dwExStyle,
                                       hMenu,
                                       hInstance,
                                       lpParam,
-                                      dwFlags,
+                                      dwFlagsVer,
-                                      NULL);
+                                      pCtx );
         if (Handle) break;
         if (!lpLibFileName) break;
         if (!ClassFound)