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make sure hwnd is not NULL

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This commit is contained in:
FunkyFr3sh 2022-10-05 23:33:56 +02:00
parent 987695a626
commit ad8215eee8
1 changed files with 3 additions and 3 deletions
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6
src/winapi_hooks.c
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@ -561,7 +561,7 @@ BOOL WINAPI fake_StretchBlt(
{
HWND hwnd = WindowFromDC(hdcDest);
if (g_ddraw &&
if (g_ddraw && g_ddraw->hwnd &&
(hwnd == g_ddraw->hwnd || (g_ddraw->fixchilds == FIX_CHILDS_DETECT_HIDE && IsChild(g_ddraw->hwnd, hwnd))))
{
if (g_ddraw->primary && (g_ddraw->primary->bpp == 16 || g_ddraw->primary->bpp == 32 || g_ddraw->primary->palette))
@ -613,7 +613,7 @@ int WINAPI fake_SetDIBitsToDevice(
const BITMAPINFO* lpbmi,
UINT ColorUse)
{
if (g_ddraw && WindowFromDC(hdc) == g_ddraw->hwnd)
if (g_ddraw && g_ddraw->hwnd && WindowFromDC(hdc) == g_ddraw->hwnd)
{
if (g_ddraw->primary && (g_ddraw->primary->bpp == 16 || g_ddraw->primary->bpp == 32 || g_ddraw->primary->palette))
{
@ -662,7 +662,7 @@ int WINAPI fake_StretchDIBits(
UINT iUsage,
DWORD rop)
{
if (g_ddraw && WindowFromDC(hdc) == g_ddraw->hwnd)
if (g_ddraw && g_ddraw->hwnd && WindowFromDC(hdc) == g_ddraw->hwnd)
{
if (g_ddraw->primary && (g_ddraw->primary->bpp == 16 || g_ddraw->primary->bpp == 32 || g_ddraw->primary->palette))
{