doc/src/snippets/code/doc_src_qaxserver.qdoc
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the documentation of the Qt Toolkit.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:LGPL$
       
    10 ** No Commercial Usage
       
    11 ** This file contains pre-release code and may not be distributed.
       
    12 ** You may use this file in accordance with the terms and conditions
       
    13 ** contained in the Technology Preview License Agreement accompanying
       
    14 ** this package.
       
    15 **
       
    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
    19 ** Foundation and appearing in the file LICENSE.LGPL included in the
       
    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
       
    23 **
       
    24 ** In addition, as a special exception, Nokia gives you certain additional
       
    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
       
    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
    27 **
       
    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
    31 **
       
    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 //! [0]
       
    43 TEMPLATE = app
       
    44 CONFIG  += qaxserver
       
    45 
       
    46 RC_FILE  = qaxserver.rc
       
    47 ...
       
    48 //! [0]
       
    49 
       
    50 
       
    51 //! [1]
       
    52 TEMPLATE = lib
       
    53 CONFIG  += qaxserver dll
       
    54 
       
    55 DEF_FILE = qaxserver.def
       
    56 RC_FILE  = qaxserver.rc
       
    57 ...
       
    58 //! [1]
       
    59 
       
    60 
       
    61 //! [2]
       
    62 TEMPLATE = lib
       
    63 VERSION = 2.5
       
    64 ...
       
    65 //! [2]
       
    66 
       
    67 
       
    68 //! [3]
       
    69 #include <QWidget>
       
    70 
       
    71 class MyActiveX : public QWidget
       
    72 {
       
    73     Q_OBJECT
       
    74 //! [3]
       
    75 
       
    76 
       
    77 //! [4]
       
    78 Q_CLASSINFO("ClassID", "{1D9928BD-4453-4bdd-903D-E525ED17FDE5}")
       
    79 Q_CLASSINFO("InterfaceID", "{99F6860E-2C5A-42ec-87F2-43396F4BE389}")
       
    80 Q_CLASSINFO("EventsID", "{0A3E9F27-E4F1-45bb-9E47-63099BCCD0E3}")
       
    81 //! [4]
       
    82 
       
    83 
       
    84 //! [5]
       
    85 Q_PROPERTY(int value READ value WRITE setValue)
       
    86 //! [5]
       
    87 
       
    88 
       
    89 //! [6]
       
    90 public:
       
    91     MyActiveX(QWidget *parent = 0)
       
    92     ...
       
    93 
       
    94     int value() const;
       
    95 
       
    96 public slots:
       
    97     void setValue(int v);
       
    98     ...
       
    99 
       
   100 signals:
       
   101     void valueChange(int v);
       
   102     ...
       
   103 
       
   104 };
       
   105 //! [6]
       
   106 
       
   107 
       
   108 //! [7]
       
   109 #include <QAxBindable>
       
   110 #include <QWidget>
       
   111 
       
   112 class MyActiveX : public QWidget, public QAxBindable
       
   113 {
       
   114     Q_OBJECT
       
   115 //! [7]
       
   116 
       
   117 
       
   118 //! [8]
       
   119 QAXFACTORY_BEGIN("{ad90301a-849e-4e8b-9a91-0a6dc5f6461f}",
       
   120                  "{a8f21901-7ff7-4f6a-b939-789620c03d83}")
       
   121     QAXCLASS(MyWidget)
       
   122     QAXCLASS(MyWidget2)
       
   123     QAXTYPE(MySubType)
       
   124 QAXFACTORY_END()
       
   125 //! [8]
       
   126 
       
   127 
       
   128 //! [9]
       
   129 #include <QApplication>
       
   130 #include <QAxFactory>
       
   131 
       
   132 int main(int argc, char *argv[])
       
   133 {
       
   134     QApplication app(argc, argv);
       
   135     if (!QAxFactory::isServer()) {
       
   136         // create and show main window
       
   137     }
       
   138     return app.exec();
       
   139 }
       
   140 //! [9]
       
   141 
       
   142 
       
   143 //! [10]
       
   144 MyFactory(const QUuid &, const QUuid &);
       
   145 //! [10]
       
   146 
       
   147 
       
   148 //! [11]
       
   149 HMODULE dll = LoadLibrary("myserver.dll");
       
   150 typedef HRESULT(__stdcall *DllRegisterServerProc)();
       
   151 DllRegisterServerProc DllRegisterServer = 
       
   152     (DllRegisterServerProc)GetProcAddress(dll, "DllRegisterServer");
       
   153 
       
   154 HRESULT res = E_FAIL;
       
   155 if (DllRegisterServer)
       
   156     res = DllRegisterServer();
       
   157 if (res != S_OK)
       
   158     // error handling
       
   159 //! [11]
       
   160 
       
   161 
       
   162 //! [12]
       
   163 cabarc N simpleax.cab simpleax.exe simple.inf
       
   164 //! [12]
       
   165 
       
   166 
       
   167 //! [13]
       
   168 <object ID="MyActiveX1" CLASSID="CLSID:ad90301a-849e-4e8b-9a91-0a6dc5f6461f">
       
   169    ...
       
   170 <\object>
       
   171 //! [13]
       
   172 
       
   173 
       
   174 //! [14]
       
   175 <object ID=...>
       
   176     <param name="name" value="value">
       
   177 <\object>
       
   178 //! [14]
       
   179 
       
   180 
       
   181 //! [15]
       
   182 class MyActiveX : public QWidget
       
   183 {
       
   184     Q_OBJECT
       
   185     Q_CLASSINFO("Version", "2.0")
       
   186     Q_CLASSINFO("ClassID", "{7a4cffd8-cbcd-4ae9-ae7e-343e1e5710df}")
       
   187     Q_CLASSINFO("InterfaceID", "{6fb035bf-8019-48d8-be51-ef05427d8994}")
       
   188     Q_CLASSINFO("EventsID", "{c42fffdf-6557-47c9-817a-2da2228bc29c}")
       
   189     Q_CLASSINFO("Insertable", "yes")
       
   190     Q_CLASSINFO("ToSuperClass", "MyActiveX")
       
   191     Q_PROPERTY(...)
       
   192 
       
   193 public:
       
   194     MyActiveX(QWidget *parent = 0);
       
   195 
       
   196     ...
       
   197 };
       
   198 //! [15]
       
   199 
       
   200 
       
   201 //! [16]
       
   202 class MyLicensedControl : public QWidget
       
   203 {
       
   204     Q_OBJECT
       
   205     Q_CLASSINFO("LicenseKey", "<key string>")
       
   206     ...
       
   207 };
       
   208 //! [16]
       
   209 
       
   210 
       
   211 //! [17]
       
   212 class AxImpl : public QAxAggregated, public ISomeCOMInterface
       
   213 {
       
   214 public:
       
   215     AxImpl() {}
       
   216 
       
   217     long queryInterface(const QUuid &iid, void **iface);
       
   218 
       
   219     // IUnknown
       
   220     QAXAGG_IUNKNOWN
       
   221 
       
   222     // ISomeCOMInterface
       
   223     ...
       
   224 }
       
   225 //! [17]
       
   226 
       
   227 
       
   228 //! [18]
       
   229 long AxImpl::queryInterface(const QUuid &iid, void **iface)
       
   230 {
       
   231     *iface = 0;
       
   232     if (iid == IID_ISomeCOMInterface)
       
   233         *iface = (ISomeCOMInterface *)this;
       
   234     else
       
   235         return E_NOINTERFACE;
       
   236 
       
   237     AddRef();
       
   238     return S_OK;
       
   239 }
       
   240 //! [18]
       
   241 
       
   242 
       
   243 //! [19]
       
   244 HRESULT AxImpl::QueryInterface(REFIID iid, void **iface)
       
   245 {
       
   246     return controllingUnknown()->QueryInterface(iid, iface);
       
   247 }
       
   248 //! [19]
       
   249 
       
   250 
       
   251 //! [20]
       
   252 class MyActiveX : public QWidget, public QAxBindable
       
   253 {
       
   254     Q_OBJECT
       
   255 
       
   256 public:
       
   257     MyActiveX(QWidget *parent);
       
   258 
       
   259     QAxAggregated *createAggregate()
       
   260     {
       
   261         return new AxImpl();
       
   262     }
       
   263 };
       
   264 //! [20]