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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Windows main function of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
** the names of its contributors may be used to endorse or promote
** products derived from this software without specific prior written
** permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qt_windows.h"
#include "qbytearray.h"
#include "qstring.h"
#include "qvector.h"
/*
This file contains the code in the qtmain library for Windows.
qtmain contains the Windows startup code and is required for
linking to the Qt DLL.
When a Windows application starts, the WinMain function is
invoked. WinMain calls qWinMain in the Qt DLL/library, which
initializes Qt.
*/
QT_BEGIN_NAMESPACE
#if defined(Q_OS_WINCE)
extern void __cdecl qWinMain(HINSTANCE, HINSTANCE, LPSTR, int, int &, QVector<char *> &);
#else
extern void qWinMain(HINSTANCE, HINSTANCE, LPSTR, int, int &, QVector<char *> &);
#endif
QT_END_NAMESPACE
QT_USE_NAMESPACE
#if defined(QT_NEEDS_QMAIN)
int qMain(int, char **);
#define main qMain
#else
#ifdef Q_OS_WINCE
extern "C" int __cdecl main(int, char **);
#else
extern "C" int main(int, char **);
#endif
#endif
/*
WinMain() - Initializes Windows and calls user's startup function main().
NOTE: WinMain() won't be called if the application was linked as a "console"
application.
*/
#ifdef Q_OS_WINCE
int WINAPI WinMain(HINSTANCE instance, HINSTANCE prevInstance, LPWSTR /*wCmdParam*/, int cmdShow)
#else
extern "C"
int APIENTRY WinMain(HINSTANCE instance, HINSTANCE prevInstance, LPSTR /*cmdParamarg*/, int cmdShow)
#endif
{
QByteArray cmdParam;
QT_WA({
LPTSTR cmdline = GetCommandLineW();
cmdParam = QString::fromUtf16((const unsigned short *)cmdline).toLocal8Bit();
}, {
cmdParam = GetCommandLineA();
});
#if defined(Q_OS_WINCE)
TCHAR appName[256];
GetModuleFileName(0, appName, 255);
cmdParam.prepend(QString::fromLatin1("\"%1\" ").arg(QString::fromUtf16((const unsigned short *)appName)).toLocal8Bit());
#endif
int argc = 0;
QVector<char *> argv(8);
qWinMain(instance, prevInstance, cmdParam.data(), cmdShow, argc, argv);
#if defined(Q_OS_WINCE)
TCHAR uniqueAppID[256];
GetModuleFileName(0, uniqueAppID, 255);
QString uid = QString::fromUtf16((const unsigned short *)uniqueAppID).toLower().replace(QLatin1Char('\\'), QLatin1Char('_'));
// If there exists an other instance of this application
// it will be the owner of a mutex with the unique ID.
HANDLE mutex = CreateMutex(NULL, TRUE, (LPCWSTR)uid.utf16());
if (mutex && ERROR_ALREADY_EXISTS == GetLastError()) {
CloseHandle(mutex);
// The app is already running, so we use the unique
// ID to create a unique messageNo, which is used
// as the registered class name for the windows
// created. Set the first instance's window to the
// foreground, else just terminate.
// Use bitwise 0x01 OR to reactivate window state if
// it was hidden
UINT msgNo = RegisterWindowMessage((LPCWSTR)uid.utf16());
HWND aHwnd = FindWindow((LPCWSTR)QString::number(msgNo).utf16(), 0);
if (aHwnd)
SetForegroundWindow((HWND)(((ULONG)aHwnd) | 0x01));
return 0;
}
#endif // Q_OS_WINCE
int result = main(argc, argv.data());
#if defined(Q_OS_WINCE)
CloseHandle(mutex);
#endif
return result;
}
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