Long live Qt!

1 files changed, 279 insertions, 0 deletions

diff --git a/src/activeqt/control/qaxservermain.cpp b/src/activeqt/control/qaxservermain.cpp
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+++ b/src/activeqt/control/qaxservermain.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the ActiveQt framework 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 <qstringlist.h>
+#include <qvector.h>
+
+#include "qaxfactory.h"
+
+#ifndef QT_NO_WIN_ACTIVEQT
+
+#include <qt_windows.h>
+
+QT_BEGIN_NAMESPACE
+
+static DWORD *classRegistration = 0;
+static DWORD dwThreadID;
+static bool qAxActivity = false;
+static HANDLE hEventShutdown;
+
+#ifdef QT_DEBUG
+QT_STATIC_CONST DWORD dwTimeOut = 1000;
+QT_STATIC_CONST DWORD dwPause = 500;
+#else
+QT_STATIC_CONST DWORD dwTimeOut = 5000; // time for EXE to be idle before shutting down
+QT_STATIC_CONST DWORD dwPause = 1000; // time to wait for threads to finish up
+#endif
+
+extern HANDLE hEventShutdown;
+extern bool qAxActivity;
+extern HANDLE qAxInstance;
+extern bool qAxIsServer;
+extern bool qAxOutProcServer;
+extern char qAxModuleFilename[MAX_PATH];
+extern QString qAxInit();
+extern void qAxCleanup();
+extern HRESULT UpdateRegistry(BOOL bRegister);
+extern HRESULT GetClassObject(const GUID &clsid, const GUID &iid, void **ppUnk);
+extern ulong qAxLockCount();
+extern bool qax_winEventFilter(void *message);
+
+#if defined(Q_CC_BOR)
+extern "C" __stdcall HRESULT DumpIDL(const QString &outfile, const QString &ver);
+#else
+STDAPI DumpIDL(const QString &outfile, const QString &ver);
+#endif
+
+// Monitors the shutdown event
+static DWORD WINAPI MonitorProc(void* pv)
+{
+    while (1) {
+        WaitForSingleObject(hEventShutdown, INFINITE);
+        DWORD dwWait=0;
+        do {
+            qAxActivity = false;
+            dwWait = WaitForSingleObject(hEventShutdown, dwTimeOut);
+        } while (dwWait == WAIT_OBJECT_0);
+        // timed out
+        if (!qAxActivity && !qAxLockCount()) // if no activity let's really bail
+            break;
+    }
+    CloseHandle(hEventShutdown);
+    PostThreadMessage(dwThreadID, WM_QUIT, 0, 0);
+    PostQuitMessage(0);
+    
+    return 0;
+}
+
+// Starts the monitoring thread
+static bool StartMonitor()
+{
+    dwThreadID = GetCurrentThreadId();
+    hEventShutdown = CreateEventA(0, false, false, 0);
+    if (hEventShutdown == 0)
+        return false;
+    DWORD dwThreadID;
+    HANDLE h = CreateThread(0, 0, MonitorProc, 0, 0, &dwThreadID);
+    return (h != NULL);
+}
+
+void qax_shutDown()
+{
+    qAxActivity = true;
+    if (hEventShutdown)
+        SetEvent(hEventShutdown); // tell monitor that we transitioned to zero
+}
+
+/*
+    Start the COM server (if necessary).
+*/
+bool qax_startServer(QAxFactory::ServerType type)
+{
+    if (qAxIsServer)
+        return true;
+    
+    const QStringList keys = qAxFactory()->featureList();
+    if (!keys.count())
+        return false;
+    
+    if (!qAxFactory()->isService())
+        StartMonitor();
+    
+    classRegistration = new DWORD[keys.count()];
+    int object = 0;
+    for (QStringList::ConstIterator key = keys.begin(); key != keys.end(); ++key, ++object) {
+        IUnknown* p = 0;
+        CLSID clsid = qAxFactory()->classID(*key);
+        
+        // Create a QClassFactory (implemented in qaxserverbase.cpp)
+        HRESULT hRes = GetClassObject(clsid, IID_IClassFactory, (void**)&p);
+        if (SUCCEEDED(hRes))
+            hRes = CoRegisterClassObject(clsid, p, CLSCTX_LOCAL_SERVER,
+                type == QAxFactory::MultipleInstances ? REGCLS_MULTIPLEUSE : REGCLS_SINGLEUSE,
+                classRegistration+object);
+        if (p)
+            p->Release();
+    }
+
+    qAxIsServer = true;
+    return true;
+}
+
+/*
+    Stop the COM server (if necessary).
+*/
+bool qax_stopServer()
+{
+    if (!qAxIsServer || !classRegistration)
+        return true;
+    
+    qAxIsServer = false;
+    
+    const QStringList keys = qAxFactory()->featureList();
+    int object = 0;
+    for (QStringList::ConstIterator key = keys.begin(); key != keys.end(); ++key, ++object)
+        CoRevokeClassObject(classRegistration[object]);
+    
+    delete []classRegistration;
+    classRegistration = 0;
+    
+    Sleep(dwPause); //wait for any threads to finish
+    
+    return true;
+}
+
+#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
+
+#if defined(QT_NEEDS_QMAIN)
+int qMain(int, char **);
+#define main qMain
+#else
+#if defined(Q_OS_WINCE)
+extern "C" int __cdecl main(int, char **);
+#else
+extern "C" int main(int, char **);
+#endif
+#endif
+
+
+EXTERN_C int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR, int nShowCmd)
+{
+    QT_USE_NAMESPACE 
+
+    qAxOutProcServer = true;
+    GetModuleFileNameA(0, qAxModuleFilename, MAX_PATH-1);
+    qAxInstance = hInstance;
+
+    QByteArray cmdParam;
+    QT_WA({
+        LPTSTR cmdline = GetCommandLineW();
+        cmdParam = QString::fromUtf16((const ushort *)cmdline).toLocal8Bit();
+    }, {
+        cmdParam = GetCommandLineA();
+    });
+    
+    QList<QByteArray> cmds = cmdParam.split(' ');
+    QByteArray unprocessed;
+
+    int nRet = 0;
+    bool run = true;
+    bool runServer = false;
+    for (int i = 0; i < cmds.count(); ++i) {
+        QByteArray cmd = cmds.at(i).toLower();
+        if (cmd == "-activex" || cmd == "/activex" || cmd == "-embedding" || cmd == "/embedding") {
+            runServer = true;
+        } else if (cmd == "-unregserver" || cmd == "/unregserver") {
+            nRet = UpdateRegistry(false);
+            run = false;
+            break;
+        } else if (cmd == "-regserver" || cmd == "/regserver") {
+            nRet = UpdateRegistry(true);
+            run = false;
+            break;
+        } else if (cmd == "-dumpidl" || cmd == "/dumpidl") {
+            ++i;
+            if (i < cmds.count()) {
+                QByteArray outfile = cmds.at(i);
+                ++i;
+                QByteArray version;
+                if (i < cmds.count() && (cmds.at(i) == "-version" || cmds.at(i) == "/version")) {
+                    ++i;
+                    if (i < cmds.count())
+                        version = cmds.at(i);
+                    else
+                        version = "1.0";
+                }
+                
+                nRet = DumpIDL(QString::fromLatin1(outfile.constData()), QString::fromLatin1(version.constData()));
+            } else {
+                qWarning("Wrong commandline syntax: <app> -dumpidl <idl file> [-version <x.y.z>]");
+            }
+            run = false;
+            break;
+        } else {
+            unprocessed += cmds.at(i) + " ";
+        }
+    }
+    
+    if (run) {
+        HRESULT hRes = CoInitialize(0);
+
+        int argc;
+        QVector<char*> argv(8);
+        qWinMain(hInstance, hPrevInstance, unprocessed.data(), nShowCmd, argc, argv);
+        qAxInit();
+        if (runServer)
+            QAxFactory::startServer();
+        nRet = ::main(argc, argv.data());
+        QAxFactory::stopServer();
+        qAxCleanup();
+        CoUninitialize();
+        
+    }
+    
+    return nRet;
+}
+
+#endif // QT_NO_WIN_ACTIVEQT