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Merge pull request #2950 from lmou523/lmdd_Fix32DDE 

Handles double check of dde messages
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DavidXanatos 2023-05-24 16:41:31 +02:00 committed by GitHub
parent 2b3365df76 e1ba6fa133
commit d1df1db30b
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1 changed files with 12 additions and 2 deletions
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14
Sandboxie/core/dll/guidde.c
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@ -355,8 +355,18 @@ _FX BOOLEAN Gui_DDE_COPYDATA_Received(
Sbie_snwprintf(prop_name, 64, SBIE L"_DDE_%08p", (void*)hWnd);
hClientWnd = Gui_GetPropCommon((HWND)wParam, prop_name, TRUE, 0);
if (TlsData->gui_dde_client_hwnd != (HWND)-1) {
if ((! hClientWnd) || (hClientWnd != TlsData->gui_dde_client_hwnd))
return FALSE;
#ifdef _WIN64
if ((!hClientWnd) || (hClientWnd != TlsData->gui_dde_client_hwnd))
return FALSE;
#else
// When I double click an.xlsx file, my excel will run here, but Gui_GetPropCommon will return empty.
// This is a problem for Office 32-bit, so I uncheck the hClientWnd double check for 32-bit programs
// lmdd change
if (hClientWnd == 0)
hClientWnd = TlsData->gui_dde_client_hwnd;
else if (hClientWnd != TlsData->gui_dde_client_hwnd)
return FALSE;
#endif
}
//