1 // ==========================================================================
3 // ==========================================================================
5 // This source file is included from Qt v4.8.4, because VS2012 won't link
6 // with the 'qtmain.lib' from the official Qt v4.8.4 (VS2010) release.
8 // ==========================================================================
10 /****************************************************************************
12 ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
13 ** Contact: http://www.qt-project.org/legal
15 ** This file is part of the Windows main function of the Qt Toolkit.
17 ** $QT_BEGIN_LICENSE:BSD$
18 ** You may use this file under the terms of the BSD license as follows:
20 ** "Redistribution and use in source and binary forms, with or without
21 ** modification, are permitted provided that the following conditions are
23 ** * Redistributions of source code must retain the above copyright
24 ** notice, this list of conditions and the following disclaimer.
25 ** * Redistributions in binary form must reproduce the above copyright
26 ** notice, this list of conditions and the following disclaimer in
27 ** the documentation and/or other materials provided with the
29 ** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
30 ** of its contributors may be used to endorse or promote products derived
31 ** from this software without specific prior written permission.
34 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
35 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
36 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
37 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
38 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
39 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
40 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
41 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
42 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
43 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
44 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
48 ****************************************************************************/
50 #include "qt_windows.h"
51 #include "qbytearray.h"
56 This file contains the code in the qtmain library for Windows.
57 qtmain contains the Windows startup code and is required for
58 linking to the Qt DLL.
60 When a Windows application starts, the WinMain function is
61 invoked. WinMain calls qWinMain in the Qt DLL/library, which
67 #if defined(Q_OS_WINCE)
68 extern void __cdecl qWinMain(HINSTANCE, HINSTANCE, LPSTR, int, int &, QVector<char *> &);
70 extern void qWinMain(HINSTANCE, HINSTANCE, LPSTR, int, int &, QVector<char *> &);
78 #if defined(QT_NEEDS_QMAIN)
79 int qMain(int, char **);
83 extern "C" int __cdecl main(int, char **);
85 extern "C" int main(int, char **);
90 WinMain() - Initializes Windows and calls user's startup function main().
91 NOTE: WinMain() won't be called if the application was linked as a "console"
96 int WINAPI WinMain(HINSTANCE instance, HINSTANCE prevInstance, LPWSTR /*wCmdParam*/, int cmdShow)
99 int APIENTRY WinMain(HINSTANCE instance, HINSTANCE prevInstance, LPSTR /*cmdParamarg*/, int cmdShow)
102 QByteArray cmdParam = QString::fromWCharArray(GetCommandLine()).toLocal8Bit();
104 #if defined(Q_OS_WINCE)
105 wchar_t appName[MAX_PATH];
106 GetModuleFileName(0, appName, MAX_PATH);
107 cmdParam.prepend(QString(QLatin1String("\"%1\" ")).arg(QString::fromWCharArray(appName)).toLocal8Bit());
111 QVector<char *> argv(8);
112 qWinMain(instance, prevInstance, cmdParam.data(), cmdShow, argc, argv);
114 #if defined(Q_OS_WINCE)
115 wchar_t uniqueAppID[MAX_PATH];
116 GetModuleFileName(0, uniqueAppID, MAX_PATH);
117 QString uid = QString::fromWCharArray(uniqueAppID).toLower().replace(QLatin1String("\\"), QLatin1String("_"));
119 // If there exists an other instance of this application
120 // it will be the owner of a mutex with the unique ID.
121 HANDLE mutex = CreateMutex(NULL, TRUE, (LPCWSTR)uid.utf16());
122 if (mutex && ERROR_ALREADY_EXISTS == GetLastError()) {
125 // The app is already running, so we use the unique
126 // ID to create a unique messageNo, which is used
127 // as the registered class name for the windows
128 // created. Set the first instance's window to the
129 // foreground, else just terminate.
130 // Use bitwise 0x01 OR to reactivate window state if
132 UINT msgNo = RegisterWindowMessage((LPCWSTR)uid.utf16());
133 HWND aHwnd = FindWindow((LPCWSTR)QString::number(msgNo).utf16(), 0);
135 SetForegroundWindow((HWND)(((ULONG)aHwnd) | 0x01));
140 int result = main(argc, argv.data());
141 #if defined(Q_OS_WINCE)