103 lines
3.9 KiB
C++
103 lines
3.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2019 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Windows main function of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <windows.h>
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#include <shellapi.h>
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/*
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This file contains the code in the qtmain library for Windows.
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qtmain contains the Windows startup code and is required for
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linking to the Qt DLL.
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When a Windows application starts, the WinMain function is
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invoked.
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*/
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#if defined(QT_NEEDS_QMAIN)
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int qMain(int, char **);
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#define main qMain
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#else
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extern "C" int main(int, char **);
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#endif
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/*
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WinMain() - Initializes Windows and calls user's startup function main().
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NOTE: WinMain() won't be called if the application was linked as a "console"
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application.
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*/
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// Convert a wchar_t to char string, equivalent to QString::toLocal8Bit()
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// when passed CP_ACP.
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static inline char *wideToMulti(unsigned int codePage, const wchar_t *aw)
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{
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const int required = WideCharToMultiByte(codePage, 0, aw, -1, nullptr, 0, nullptr, nullptr);
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char *result = new char[required];
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WideCharToMultiByte(codePage, 0, aw, -1, result, required, nullptr, nullptr);
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return result;
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}
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extern "C" int APIENTRY WinMain(HINSTANCE, HINSTANCE, LPSTR /*cmdParamarg*/, int /* cmdShow */)
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{
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int argc = 0;
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wchar_t **argvW = CommandLineToArgvW(GetCommandLineW(), &argc);
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if (argvW == nullptr)
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return -1;
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char **argv = new char *[argc + 1];
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for (int i = 0; i != argc; ++i)
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argv[i] = wideToMulti(CP_ACP, argvW[i]);
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argv[argc] = nullptr;
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LocalFree(argvW);
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const int exitCode = main(argc, argv);
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for (int i = 0; (i != argc) && (argv[i] != nullptr); ++i)
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delete [] argv[i];
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delete [] argv;
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return exitCode;
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}
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