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wxUICanceller: Move upstream and make reusable

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Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman
2020-02-06 12:16:52 +01:00
parent 3bd2d1fd09
commit cd0a99c518
3 changed files with 50 additions and 23 deletions
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21
lib/EAPBase_UI/src/EAP_UI.cpp
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@@ -600,3 +600,24 @@ wxInitializerPeer::~wxInitializerPeer()
wxCriticalSection wxInitializerPeer::s_lock;
unsigned long wxInitializerPeer::s_init_ref_count = 0;
wxLocale *wxInitializerPeer::s_locale = NULL;
//////////////////////////////////////////////////////////////////////
// wxUICanceller
//////////////////////////////////////////////////////////////////////
wxUICanceller::wxUICanceller(_Inout_ HWND volatile &hWndCurrent, _In_ HWND hWnd) :
m_hWndCurrent(hWndCurrent)
{
HWND hWndPrev = (HWND)InterlockedCompareExchangePointer((PVOID volatile *)&m_hWndCurrent, hWnd, NULL);
if (hWndPrev) {
PostMessage(hWndPrev, WM_CLOSE, 0, 0);
throw winstd::win_runtime_error(ERROR_CANCELLED, __FUNCTION__ " Aborted.");
}
}
wxUICanceller::~wxUICanceller()
{
InterlockedExchangePointer((PVOID volatile *)&m_hWndCurrent, NULL);
}