| 1 | /****************************************************************************
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| 2 | **
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| 3 | ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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| 4 | ** All rights reserved.
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| 5 | ** Contact: Nokia Corporation (qt-info@nokia.com)
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| 6 | **
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| 7 | ** This file is part of the ActiveQt framework of the Qt Toolkit.
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| 8 | **
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| 9 | ** $QT_BEGIN_LICENSE:BSD$
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| 10 | ** You may use this file under the terms of the BSD license as follows:
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| 11 | **
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| 12 | ** "Redistribution and use in source and binary forms, with or without
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| 13 | ** modification, are permitted provided that the following conditions are
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| 14 | ** met:
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| 15 | ** * Redistributions of source code must retain the above copyright
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| 16 | ** notice, this list of conditions and the following disclaimer.
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| 17 | ** * Redistributions in binary form must reproduce the above copyright
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| 18 | ** notice, this list of conditions and the following disclaimer in
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| 19 | ** the documentation and/or other materials provided with the
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| 20 | ** distribution.
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| 21 | ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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| 22 | ** the names of its contributors may be used to endorse or promote
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| 23 | ** products derived from this software without specific prior written
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| 24 | ** permission.
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| 25 | **
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| 26 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| 27 | ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| 28 | ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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| 29 | ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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| 30 | ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 31 | ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 32 | ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 33 | ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 34 | ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 35 | ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| 36 | ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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| 37 | ** $QT_END_LICENSE$
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| 38 | **
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| 39 | ****************************************************************************/
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| 40 |
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| 41 | #include <qstringlist.h>
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| 42 | #include <qvector.h>
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| 43 |
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| 44 | #include "qaxfactory.h"
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| 45 |
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| 46 | #ifndef QT_NO_WIN_ACTIVEQT
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| 47 |
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| 48 | #include <qt_windows.h>
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| 49 |
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| 50 | QT_BEGIN_NAMESPACE
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| 51 |
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| 52 | static DWORD *classRegistration = 0;
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| 53 | static DWORD dwThreadID;
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| 54 | static bool qAxActivity = false;
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| 55 | static HANDLE hEventShutdown;
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| 56 |
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| 57 | #ifdef QT_DEBUG
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| 58 | QT_STATIC_CONST DWORD dwTimeOut = 1000;
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| 59 | QT_STATIC_CONST DWORD dwPause = 500;
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| 60 | #else
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| 61 | QT_STATIC_CONST DWORD dwTimeOut = 5000; // time for EXE to be idle before shutting down
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| 62 | QT_STATIC_CONST DWORD dwPause = 1000; // time to wait for threads to finish up
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| 63 | #endif
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| 64 |
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| 65 | extern HANDLE hEventShutdown;
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| 66 | extern bool qAxActivity;
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| 67 | extern HANDLE qAxInstance;
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| 68 | extern bool qAxIsServer;
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| 69 | extern bool qAxOutProcServer;
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| 70 | extern wchar_t qAxModuleFilename[MAX_PATH];
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| 71 | extern QString qAxInit();
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| 72 | extern void qAxCleanup();
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| 73 | extern HRESULT UpdateRegistry(BOOL bRegister);
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| 74 | extern HRESULT GetClassObject(const GUID &clsid, const GUID &iid, void **ppUnk);
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| 75 | extern ulong qAxLockCount();
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| 76 | extern bool qax_winEventFilter(void *message);
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| 77 |
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| 78 | #if defined(Q_CC_BOR)
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| 79 | extern "C" __stdcall HRESULT DumpIDL(const QString &outfile, const QString &ver);
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| 80 | #else
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| 81 | STDAPI DumpIDL(const QString &outfile, const QString &ver);
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| 82 | #endif
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| 83 |
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| 84 | // Monitors the shutdown event
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| 85 | static DWORD WINAPI MonitorProc(void* pv)
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| 86 | {
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| 87 | while (1) {
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| 88 | WaitForSingleObject(hEventShutdown, INFINITE);
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| 89 | DWORD dwWait=0;
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| 90 | do {
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| 91 | qAxActivity = false;
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| 92 | dwWait = WaitForSingleObject(hEventShutdown, dwTimeOut);
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| 93 | } while (dwWait == WAIT_OBJECT_0);
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| 94 | // timed out
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| 95 | if (!qAxActivity && !qAxLockCount()) // if no activity let's really bail
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| 96 | break;
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| 97 | }
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| 98 | CloseHandle(hEventShutdown);
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| 99 | PostThreadMessage(dwThreadID, WM_QUIT, 0, 0);
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| 100 | PostQuitMessage(0);
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| 101 |
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| 102 | return 0;
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| 103 | }
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| 104 |
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| 105 | // Starts the monitoring thread
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| 106 | static bool StartMonitor()
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| 107 | {
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| 108 | dwThreadID = GetCurrentThreadId();
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| 109 | hEventShutdown = CreateEvent(0, false, false, 0);
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| 110 | if (hEventShutdown == 0)
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| 111 | return false;
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| 112 | DWORD dwThreadID;
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| 113 | HANDLE h = CreateThread(0, 0, MonitorProc, 0, 0, &dwThreadID);
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| 114 | return (h != NULL);
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| 115 | }
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| 116 |
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| 117 | void qax_shutDown()
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| 118 | {
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| 119 | qAxActivity = true;
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| 120 | if (hEventShutdown)
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| 121 | SetEvent(hEventShutdown); // tell monitor that we transitioned to zero
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| 122 | }
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| 123 |
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| 124 | /*
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| 125 | Start the COM server (if necessary).
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| 126 | */
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| 127 | bool qax_startServer(QAxFactory::ServerType type)
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| 128 | {
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| 129 | if (qAxIsServer)
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| 130 | return true;
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| 131 |
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| 132 | const QStringList keys = qAxFactory()->featureList();
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| 133 | if (!keys.count())
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| 134 | return false;
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| 135 |
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| 136 | if (!qAxFactory()->isService())
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| 137 | StartMonitor();
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| 138 |
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| 139 | classRegistration = new DWORD[keys.count()];
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| 140 | int object = 0;
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| 141 | for (QStringList::ConstIterator key = keys.begin(); key != keys.end(); ++key, ++object) {
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| 142 | IUnknown* p = 0;
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| 143 | CLSID clsid = qAxFactory()->classID(*key);
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| 144 |
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| 145 | // Create a QClassFactory (implemented in qaxserverbase.cpp)
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| 146 | HRESULT hRes = GetClassObject(clsid, IID_IClassFactory, (void**)&p);
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| 147 | if (SUCCEEDED(hRes))
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| 148 | hRes = CoRegisterClassObject(clsid, p, CLSCTX_LOCAL_SERVER,
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| 149 | type == QAxFactory::MultipleInstances ? REGCLS_MULTIPLEUSE : REGCLS_SINGLEUSE,
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| 150 | classRegistration+object);
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| 151 | if (p)
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| 152 | p->Release();
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| 153 | }
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| 154 |
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| 155 | qAxIsServer = true;
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| 156 | return true;
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| 157 | }
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| 158 |
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| 159 | /*
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| 160 | Stop the COM server (if necessary).
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| 161 | */
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| 162 | bool qax_stopServer()
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| 163 | {
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| 164 | if (!qAxIsServer || !classRegistration)
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| 165 | return true;
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| 166 |
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| 167 | qAxIsServer = false;
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| 168 |
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| 169 | const QStringList keys = qAxFactory()->featureList();
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| 170 | int object = 0;
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| 171 | for (QStringList::ConstIterator key = keys.begin(); key != keys.end(); ++key, ++object)
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| 172 | CoRevokeClassObject(classRegistration[object]);
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| 173 |
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| 174 | delete []classRegistration;
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| 175 | classRegistration = 0;
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| 176 |
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| 177 | Sleep(dwPause); //wait for any threads to finish
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| 178 |
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| 179 | return true;
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| 180 | }
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| 181 |
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| 182 | #if defined(Q_OS_WINCE)
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| 183 | extern void __cdecl qWinMain(HINSTANCE, HINSTANCE, LPSTR, int, int &, QVector<char *> &);
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| 184 | #else
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| 185 | extern void qWinMain(HINSTANCE, HINSTANCE, LPSTR, int, int &, QVector<char *> &);
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| 186 | #endif
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| 187 |
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| 188 | QT_END_NAMESPACE
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| 189 |
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| 190 | #if defined(QT_NEEDS_QMAIN)
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| 191 | int qMain(int, char **);
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| 192 | #define main qMain
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| 193 | #else
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| 194 | #if defined(Q_OS_WINCE)
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| 195 | extern "C" int __cdecl main(int, char **);
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| 196 | #else
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| 197 | extern "C" int main(int, char **);
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| 198 | #endif
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| 199 | #endif
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| 200 |
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| 201 |
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| 202 | EXTERN_C int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR, int nShowCmd)
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| 203 | {
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| 204 | QT_USE_NAMESPACE
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| 205 |
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| 206 | qAxOutProcServer = true;
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| 207 | GetModuleFileName(0, qAxModuleFilename, MAX_PATH);
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| 208 | qAxInstance = hInstance;
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| 209 |
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| 210 | QByteArray cmdParam = QString::fromWCharArray(GetCommandLine()).toLocal8Bit();
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| 211 | QList<QByteArray> cmds = cmdParam.split(' ');
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| 212 | QByteArray unprocessed;
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| 213 |
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| 214 | int nRet = 0;
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| 215 | bool run = true;
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| 216 | bool runServer = false;
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| 217 | for (int i = 0; i < cmds.count(); ++i) {
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| 218 | QByteArray cmd = cmds.at(i).toLower();
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| 219 | if (cmd == "-activex" || cmd == "/activex" || cmd == "-embedding" || cmd == "/embedding") {
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| 220 | runServer = true;
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| 221 | } else if (cmd == "-unregserver" || cmd == "/unregserver") {
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| 222 | nRet = UpdateRegistry(false);
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| 223 | run = false;
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| 224 | break;
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| 225 | } else if (cmd == "-regserver" || cmd == "/regserver") {
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| 226 | nRet = UpdateRegistry(true);
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| 227 | run = false;
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| 228 | break;
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| 229 | } else if (cmd == "-dumpidl" || cmd == "/dumpidl") {
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| 230 | ++i;
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| 231 | if (i < cmds.count()) {
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| 232 | QByteArray outfile = cmds.at(i);
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| 233 | ++i;
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| 234 | QByteArray version;
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| 235 | if (i < cmds.count() && (cmds.at(i) == "-version" || cmds.at(i) == "/version")) {
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| 236 | ++i;
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| 237 | if (i < cmds.count())
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| 238 | version = cmds.at(i);
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| 239 | else
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| 240 | version = "1.0";
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| 241 | }
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| 242 |
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| 243 | nRet = DumpIDL(QString::fromLatin1(outfile.constData()), QString::fromLatin1(version.constData()));
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| 244 | } else {
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| 245 | qWarning("Wrong commandline syntax: <app> -dumpidl <idl file> [-version <x.y.z>]");
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| 246 | }
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| 247 | run = false;
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| 248 | break;
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| 249 | } else {
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| 250 | unprocessed += cmds.at(i) + ' ';
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| 251 | }
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| 252 | }
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| 253 |
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| 254 | if (run) {
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| 255 | HRESULT hRes = CoInitialize(0);
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| 256 |
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| 257 | int argc;
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| 258 | QVector<char*> argv(8);
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| 259 | qWinMain(hInstance, hPrevInstance, unprocessed.data(), nShowCmd, argc, argv);
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| 260 | qAxInit();
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| 261 | if (runServer)
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| 262 | QAxFactory::startServer();
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| 263 | nRet = ::main(argc, argv.data());
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| 264 | QAxFactory::stopServer();
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| 265 | qAxCleanup();
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| 266 | CoUninitialize();
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| 267 |
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| 268 | }
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| 269 |
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| 270 | return nRet;
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| 271 | }
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| 272 |
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| 273 | #endif // QT_NO_WIN_ACTIVEQT
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