// ========================================================================== // qtmain_win.cpp // ========================================================================== // // This source file is included from Qt v4.8.4, because VS2012 won't link // with the 'qtmain.lib' from the official Qt v4.8.4 (VS2010) release. // // ========================================================================== /**************************************************************************** ** ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** 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 Digia Plc 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 &); #else extern void qWinMain(HINSTANCE, HINSTANCE, LPSTR, int, int &, QVector &); #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 = QString::fromWCharArray(GetCommandLine()).toLocal8Bit(); #if defined(Q_OS_WINCE) wchar_t appName[MAX_PATH]; GetModuleFileName(0, appName, MAX_PATH); cmdParam.prepend(QString(QLatin1String("\"%1\" ")).arg(QString::fromWCharArray(appName)).toLocal8Bit()); #endif int argc = 0; QVector argv(8); qWinMain(instance, prevInstance, cmdParam.data(), cmdShow, argc, argv); #if defined(Q_OS_WINCE) wchar_t uniqueAppID[MAX_PATH]; GetModuleFileName(0, uniqueAppID, MAX_PATH); QString uid = QString::fromWCharArray(uniqueAppID).toLower().replace(QLatin1String("\\"), QLatin1String("_")); // 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; }