author | Eckhart Koeppen <eckhart.koppen@nokia.com> |
Fri, 16 Apr 2010 11:39:52 +0300 | |
branch | RCL_3 |
changeset 8 | 740e5562c97f |
parent 7 | 3f74d0d4af4c |
permissions | -rw-r--r-- |
7
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/**************************************************************************** |
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** |
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the documentation of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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|
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/*! |
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\page activeqt-dumpcpp.html |
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\title The dumpcpp Tool (ActiveQt) |
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|
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\ingroup activeqt-tools |
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|
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\keyword dumpcpp |
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|
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The \c dumpcpp tool generates a C++ namespace for a type library. |
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|
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To generate a C++ namespace for a type library, call \c dumpcpp with the following |
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command line parameters: |
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|
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\table |
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\header |
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\i Option |
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\i Result |
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\row |
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\i input |
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\i Generate documentation for \e input. \e input can specify a type library file or a type |
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library ID, or a CLSID or ProgID for an object |
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\row |
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\i -o file |
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\i Writes the class declaration to \e {file}.h and meta object infomation to \e {file}.cpp |
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\row |
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\i -n namespace |
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\i Generate a C++ namespace \e namespace |
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\row |
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\i -nometaobject |
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\i Do not generate a .cpp file with the meta object information. |
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The meta object is then generated in runtime. |
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\row |
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\i -getfile libid |
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\i Print the filename for the typelibrary \e libid to stdout |
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\row |
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\i -compat |
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\i Generate namespace with dynamicCall-compatible API |
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\row |
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\i -v |
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\i Print version information |
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\row |
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\i -h |
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\i Print help |
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\endtable |
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\c dumpcpp can be integrated into the \c qmake build system. In your .pro file, list the type |
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libraries you want to use in the TYPELIBS variable: |
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\snippet examples/activeqt/qutlook/qutlook.pro 0 |
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The generated namespace will declare all enumerations, as well as one QAxObject subclass |
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for each \c coclass and \c interface declared in the type library. coclasses marked with |
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the \c control attribute will be wrapped by a QAxWidget subclass. |
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95 |
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Those classes that wrap creatable coclasses (i.e. coclasses that are not marked |
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as \c noncreatable) have a default constructor; this is typically a single class |
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of type \c Application. |
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99 |
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\snippet doc/src/snippets/code/doc_src_activeqt-dumpcpp.qdoc 0 |
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All other classes can only be created by passing an IDispatch interface pointer |
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to the constructor; those classes should however not be created explicitly. |
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Instead, use the appropriate API of already created objects. |
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\snippet doc/src/snippets/code/doc_src_activeqt-dumpcpp.qdoc 1 |
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107 |
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All coclass wrappers also have one constructors taking an interface wrapper class |
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for each interface implemented. |
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110 |
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\snippet doc/src/snippets/code/doc_src_activeqt-dumpcpp.qdoc 2 |
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You have to create coclasses to be able to connect to signals of the subobject. |
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Note that the constructor deletes the interface object, so the following will |
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cause a segmentation fault: |
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116 |
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\snippet doc/src/snippets/code/doc_src_activeqt-dumpcpp.qdoc 3 |
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If the return type is of a coclass or interface type declared in another type |
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library you have to include the namespace header for that other type library |
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before including the header for the namespace you want to use (both header have |
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to be generated with this tool). |
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123 |
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By default, methods and property returning subobjects will use the type as in |
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the type library. The caller of the function is responsible for deleting or |
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reparenting the object returned. If the \c -compat switch is set, properties |
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and method returning a COM object have the return type \c IDispatch*, and |
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the namespace will not declare wrapper classes for interfaces. |
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In this case, create the correct wrapper class explicitly: |
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\snippet doc/src/snippets/code/doc_src_activeqt-dumpcpp.qdoc 4 |
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You can of course use the IDispatch* returned directly, in which case you have to |
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call \c Release() when finished with the interface. |
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136 |
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All classes in the namespace are tagged with a macro that allows you to export |
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or import them from a DLL. To do that, declare the macro to expand to |
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\c __declspec(dllimport/export) before including the header file. |
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140 |
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To build the tool you must first build the QAxContainer library. |
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Then run your make tool in \c tools/dumpcpp. |
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*/ |