source: trunk/examples/help/contextsensitivehelp/helpbrowser.cpp@ 500

Last change on this file since 500 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 2.9 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the examples of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** 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 are unsure which license is appropriate for your use, please
37** contact the sales department at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include <QtCore/QLibraryInfo>
43#include <QtGui/QApplication>
44#include <QtHelp/QHelpEngineCore>
45
46#include "helpbrowser.h"
47
48HelpBrowser::HelpBrowser(QWidget *parent)
49 : QTextBrowser(parent)
50{
51 QString collectionFile = QLibraryInfo::location(QLibraryInfo::ExamplesPath)
52 + QLatin1String("/help/contextsensitivehelp/doc/wateringmachine.qhc");
53
54 m_helpEngine = new QHelpEngineCore(collectionFile, this);
55 if (!m_helpEngine->setupData()) {
56 delete m_helpEngine;
57 m_helpEngine = 0;
58 }
59}
60
61void HelpBrowser::showHelpForKeyword(const QString &id)
62{
63 if (m_helpEngine) {
64 QMap<QString, QUrl> links = m_helpEngine->linksForIdentifier(id);
65 if (links.count())
66 setSource(links.constBegin().value());
67 }
68}
69
70QVariant HelpBrowser::loadResource(int type, const QUrl &name)
71{
72 QByteArray ba;
73 if (type < 4 && m_helpEngine) {
74 QUrl url(name);
75 if (name.isRelative())
76 url = source().resolved(url);
77 ba = m_helpEngine->fileData(url);
78 }
79 return ba;
80}
81
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