diff -r dee5afe5301f -r 3f74d0d4af4c doc/src/snippets/code/doc_src_qset.qdoc --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/doc/src/snippets/code/doc_src_qset.qdoc Thu Apr 08 14:19:33 2010 +0300 @@ -0,0 +1,167 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//! [0] +QSet set; +//! [0] + + +//! [1] +set.insert("one"); +set.insert("three"); +set.insert("seven"); +//! [1] + + +//! [2] +set << "twelve" << "fifteen" << "nineteen"; +//! [2] + + +//! [3] +if (!set.contains("ninety-nine")) + ... +//! [3] + + +//! [4] +QSetIterator i(set); +while (i.hasNext()) + qDebug() << i.next(); +//! [4] + + +//! [5] +QSet::const_iterator i = set.constBegin(); +while (i != set.constEnd()) { + qDebug() << *i; + ++i; +} +//! [5] + + +//! [6] +QSet set; +... +foreach (QString value, set) + qDebug() << value; +//! [6] + + +//! [7] +QSet set; +set.reserve(20000); +for (int i = 0; i < 20000; ++i) + set.insert(values[i]); +//! [7] + + +//! [8] +QSet set; +set << "January" << "February" << ... << "December"; + +QSet::iterator i; +for (i = set.begin(); i != set.end(); ++i) + qDebug() << *i; +//! [8] + + +//! [9] +QSet set; +set << "January" << "February" << ... << "December"; + +QSet::iterator i = set.begin(); +while (i != set.end()) { + if ((*i).startsWith('J')) { + i = set.erase(i); + } else { + ++i; + } +} +//! [9] + + +//! [10] +QSet set; +... +QSet::iterator it = qFind(set.begin(), set.end(), "Jeanette"); +if (it != set.end()) + cout << "Found Jeanette" << endl; +//! [10] + + +//! [11] +QSet set; +set << "January" << "February" << ... << "December"; + +QSet::const_iterator i; +for (i = set.begin(); i != set.end(); ++i) + qDebug() << *i; +//! [11] + + +//! [12] +QSet set; +... +QSet::iterator it = qFind(set.begin(), set.end(), "Jeanette"); +if (it != set.constEnd()) + cout << "Found Jeanette" << endl; +//! [12] + + +//! [13] +QSet set; +set << "red" << "green" << "blue" << ... << "black"; + +QList list = set.toList(); +qSort(list); +//! [13] + + +//! [14] +QStringList list; +list << "Julia" << "Mike" << "Mike" << "Julia" << "Julia"; + +QSet set = QSet::fromList(list); +set.contains("Julia"); // returns true +set.contains("Mike"); // returns true +set.size(); // returns 2 +//! [14]