source: trunk/doc/src/snippets/code/doc_src_plugins-howto.qdoc@ 561

Last change on this file since 561 was 561, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.1 sources.

File size: 3.0 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the documentation of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
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** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42//! [0]
43class MyStylePlugin : public QStylePlugin
44{
45public:
46 QStringList keys() const;
47 QStyle *create(const QString &key);
48};
49//! [0]
50
51
52//! [1]
53#include "mystyleplugin.h"
54
55QStringList MyStylePlugin::keys() const
56{
57 return QStringList() << "MyStyle";
58}
59
60QStyle *MyStylePlugin::create(const QString &key)
61{
62 if (key.toLower() == "mystyle")
63 return new MyStyle;
64 return 0;
65}
66
67Q_EXPORT_PLUGIN2(pnp_mystyleplugin, MyStylePlugin)
68//! [1]
69
70
71//! [2]
72QApplication::setStyle(QStyleFactory::create("MyStyle"));
73//! [2]
74
75
76//! [3]
77CONFIG += release
78//! [3]
79
80
81//! [4]
82#include <QApplication>
83#include <QtPlugin>
84
85Q_IMPORT_PLUGIN(qjpeg)
86Q_IMPORT_PLUGIN(qgif)
87Q_IMPORT_PLUGIN(qkrcodecs)
88
89int main(int argc, char *argv[])
90{
91 QApplication app(argc, argv);
92 ...
93 return app.exec();
94}
95//! [4]
96
97
98//! [5]
99QTPLUGIN += qjpeg \
100 qgif \
101 qkrcodecs
102//! [5]
103
104
105//! [6]
106HKEY_CURRENT_USER\Software\Trolltech\OrganizationDefaults\Qt Plugin Cache 4.2.debug
107HKEY_CURRENT_USER\Software\Trolltech\OrganizationDefaults\Qt Plugin Cache 4.2.false
108//! [6]
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