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// Copyright (c) 2014 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "winshutdownmonitor.h"
#if defined(Q_OS_WIN) && QT_VERSION >= 0x050000
#include "init.h"
#include <windows.h>
#include <QDebug>
// If we don't want a message to be processed by Qt, return true and set result to
// the value that the window procedure should return. Otherwise return false.
bool WinShutdownMonitor::nativeEventFilter(const QByteArray &eventType, void *pMessage, long *pnResult)
{
Q_UNUSED(eventType);
MSG *pMsg = static_cast<MSG *>(pMessage);
switch(pMsg->message)
{
case WM_QUERYENDSESSION:
{
// Initiate a client shutdown after receiving a WM_QUERYENDSESSION and block
// Windows session end until we have finished client shutdown.
StartShutdown();
*pnResult = FALSE;
return true;
}
case WM_ENDSESSION:
{
*pnResult = FALSE;
return true;
}
}
return false;
}
void WinShutdownMonitor::registerShutdownBlockReason(const QString& strReason, const HWND& mainWinId)
{
typedef BOOL (WINAPI *PSHUTDOWNBRCREATE)(HWND, LPCWSTR);
PSHUTDOWNBRCREATE shutdownBRCreate = (PSHUTDOWNBRCREATE)GetProcAddress(GetModuleHandleA("User32.dll"), "ShutdownBlockReasonCreate");
if (shutdownBRCreate == NULL) {
qDebug() << "registerShutdownBlockReason : GetProcAddress for ShutdownBlockReasonCreate failed";
return;
}
if (shutdownBRCreate(mainWinId, strReason.toStdWString().c_str()))
qDebug() << "registerShutdownBlockReason : Successfully registered: " + strReason;
else
qDebug() << "registerShutdownBlockReason : Failed to register: " + strReason;
}
#endif
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