@joebigelow / wix / commits / dd048955

Release taskbar before COM uninitialized to prevent crash

Fixes wixtoolset/issues#5966

Rob Mensching committed Apr 12, 2021 at 10:55 UTC dd04895571894674e356cce1cab259758e9a87f2

1 file changed +13 -1

src/wixstdba/WixStandardBootstrapperApplication.cpp

+13 -1

@@ -1894,6 +1894,7 @@ private: // privates

1894 LExit:

1895 // destroy main window

1896 pThis->DestroyMainWindow();

1897 + pThis->UninitializeTaskbarButton();

1898

1899 // initiate engine shutdown

1900 DWORD dwQuit = HRESULT_CODE(hr);

@@ -2556,6 +2557,17 @@ private: // privates

2557 }

2558 }

2559

2560 +

2561 + //

2562 + // UninitializeTaskbarButton - clean up the taskbar registration.

2563 + //

2564 + void UninitializeTaskbarButton()

2565 + {

2566 + m_fTaskbarButtonOK = FALSE;

2567 + ReleaseNullObject(m_pTaskbarList);

2568 + }

2569 +

2570 +

2571 static LRESULT CallDefaultWndProc(

2572 __in CWixStandardBootstrapperApplication* pBA,

2573 __in HWND hWnd,

@@ -3857,6 +3869,7 @@ public:

3869 ~CWixStandardBootstrapperApplication()

3870 {

3871 AssertSz(!::IsWindow(m_hWnd), "Window should have been destroyed before destructor.");

3872 + AssertSz(!m_pTaskbarList, "Taskbar should have been released before destructor.");

3873 AssertSz(!m_pTheme, "Theme should have been released before destructor.");

3874

3875 for (DWORD i = 0; i < m_Bundle.packages.cPackages; ++i)

@@ -3865,7 +3878,6 @@ public:

3878 }

3879

3880 ::DeleteCriticalSection(&m_csShowingInternalUiThisPackage);

3868 - ReleaseObject(m_pTaskbarList);

3881 ReleaseDict(m_sdOverridableVariables);

3882 ReleaseStr(m_sczFailedMessage);

3883 ReleaseStr(m_sczConfirmCloseMessage);