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/*
* (C) 2003-2006 Gabest
* (C) 2006-2015 see Authors.txt
*
* This file is part of MPC-HC.
*
* MPC-HC is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* MPC-HC is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "stdafx.h"
#include "FocusThread.h"
IMPLEMENT_DYNCREATE(CFocusThread, CWinThread)
LRESULT CALLBACK FocusWndProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp)
{
if (msg == WM_NCACTIVATE) {
if (wp) {
AfxGetMainWnd()->SetForegroundWindow();
}
return 0;
}
return DefWindowProc(hwnd, msg, wp, lp);
}
CFocusThread::CFocusThread()
: m_hWnd(nullptr)
, m_hEvtInit(nullptr)
{
WNDCLASS wndclass {
CS_HREDRAW | CS_VREDRAW | CS_NOCLOSE,
FocusWndProc,
0,
0,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
_T("D3DFocusClass")
};
if (!RegisterClass(&wndclass)) {
TRACE("Registering focus window failed");
}
m_hEvtInit = CreateEvent(nullptr, TRUE, FALSE, nullptr);
}
CFocusThread::~CFocusThread()
{
SAFE_CLOSE_HANDLE(m_hEvtInit);
UnregisterClass(_T("D3DFocusClass"), nullptr);
}
BOOL CFocusThread::InitInstance()
{
SetThreadName(DWORD(-1), "FocusThread");
m_hWnd = CreateWindow(_T("D3DFocusClass"), _T("D3D Focus Window"), WS_OVERLAPPED, 0, 0, 0, 0, nullptr, nullptr, nullptr, nullptr);
SetEvent(m_hEvtInit);
if (!m_hWnd) {
TRACE("Creating focus window failed");
return FALSE;
}
return TRUE;
}
int CFocusThread::ExitInstance()
{
if (m_hWnd) {
DestroyWindow(m_hWnd);
m_hWnd = nullptr;
CWnd* pMainWnd = AfxGetApp()->GetMainWnd();
if (pMainWnd) {
pMainWnd->SetActiveWindow();
}
}
return __super::ExitInstance();
}
HWND CFocusThread::GetFocusWindow()
{
if (!m_hWnd) {
WaitForSingleObject(m_hEvtInit, 10000);
}
return m_hWnd;
}
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