user.exe16: Releasing DC does not disable it.

ReleaseDC in user32 marks cache DCs as disabled. For user.exe (the 16-bit equivalent), this causes DCs to become inaccessible after release. On Windows, they are still accessible after release. Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=44408Signed-off-by: Jeff Smith <whydoubt@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

user.exe16: Releasing DC does not disable it.
0778945e · Jeff Smith · Alexandre Julliard · 8000b541 · 0778945e
Commit 0778945e authored Jan 12, 2020 by Jeff Smith Committed by Alexandre Julliard Jan 13, 2020
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window.c dlls/user.exe16/window.c +4 -1

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--- a/dlls/user.exe16/window.c
+++ b/dlls/user.exe16/window.c
@@ -23,6 +23,7 @@
 #include "user_private.h"
 #include "wine/list.h"
 #include "wine/server.h"
+#include "wine/gdi_driver.h"
 #include "wine/debug.h"

 WINE_DEFAULT_DEBUG_CHANNEL(win);
@@ -675,7 +676,9 @@ HDC16 WINAPI GetWindowDC16( HWND16 hwnd )
 */
 INT16 WINAPI ReleaseDC16( HWND16 hwnd, HDC16 hdc )
 {
-    return (INT16)ReleaseDC( WIN_Handle32(hwnd), HDC_32(hdc) );
+    INT16 ret = (INT16)ReleaseDC( WIN_Handle32(hwnd), HDC_32(hdc) );
+    SetHookFlags( HDC_32(hdc), DCHF_ENABLEDC );
+    return ret;
 }