strmbase: Detach the window from the parent before destroying it.

This fixes a regression introduced by 3b5198c8. Signed-off-by: Gabriel Ivăncescu <gabrielopcode@gmail.com> Signed-off-by: Zebediah Figura <z.figura12@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

strmbase: Detach the window from the parent before destroying it.
54d82d80 · Gabriel Ivăncescu · Alexandre Julliard · 9f8935d8 · 54d82d80
Commit 54d82d80 authored Jan 15, 2020 by Gabriel Ivăncescu Committed by Alexandre Julliard Jan 15, 2020
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window.c dlls/strmbase/window.c +6 -0

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--- a/dlls/strmbase/window.c
+++ b/dlls/strmbase/window.c
@@ -136,9 +136,15 @@ HRESULT WINAPI BaseWindowImpl_PrepareWindow(BaseWindow *This)

 HRESULT WINAPI BaseWindowImpl_DoneWithWindow(BaseWindow *This)
 {
+    BaseControlWindow *window = impl_from_BaseWindow(This);
+
    if (!This->hWnd)
        return S_OK;

+    /* Media Player Classic deadlocks if WM_PARENTNOTIFY is sent, so unparent
+     * the window first. */
+    IVideoWindow_put_Owner(&window->IVideoWindow_iface, 0);
+
    SendMessageW(This->hWnd, WM_CLOSE, 0, 0);
    This->hWnd = NULL;