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-rw-r--r--src/corelib/doc/snippets/code/doc_src_qset.cpp166
1 files changed, 166 insertions, 0 deletions
diff --git a/src/corelib/doc/snippets/code/doc_src_qset.cpp b/src/corelib/doc/snippets/code/doc_src_qset.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+** the names of its contributors may be used to endorse or promote
+** products derived from this software without specific prior written
+** permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+QSet<QString> 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<QWidget *> i(set);
+while (i.hasNext())
+ qDebug() << i.next();
+//! [4]
+
+
+//! [5]
+QSet<QWidget *>::const_iterator i = set.constBegin();
+while (i != set.constEnd()) {
+ qDebug() << *i;
+ ++i;
+}
+//! [5]
+
+
+//! [6]
+QSet<QString> set;
+...
+foreach (const QString &value, set)
+ qDebug() << value;
+//! [6]
+
+
+//! [7]
+QSet<QString> set;
+set.reserve(20000);
+for (int i = 0; i < 20000; ++i)
+ set.insert(values[i]);
+//! [7]
+
+
+//! [8]
+QSet<QString> set;
+set << "January" << "February" << ... << "December";
+
+QSet<QString>::iterator i;
+for (i = set.begin(); i != set.end(); ++i)
+ qDebug() << *i;
+//! [8]
+
+
+//! [9]
+QSet<QString> set;
+set << "January" << "February" << ... << "December";
+
+QSet<QString>::iterator i = set.begin();
+while (i != set.end()) {
+ if ((*i).startsWith('J')) {
+ i = set.erase(i);
+ } else {
+ ++i;
+ }
+}
+//! [9]
+
+
+//! [10]
+QSet<QString> set;
+...
+QSet<QString>::iterator it = qFind(set.begin(), set.end(), "Jeanette");
+if (it != set.end())
+ cout << "Found Jeanette" << endl;
+//! [10]
+
+
+//! [11]
+QSet<QString> set;
+set << "January" << "February" << ... << "December";
+
+QSet<QString>::const_iterator i;
+for (i = set.begin(); i != set.end(); ++i)
+ qDebug() << *i;
+//! [11]
+
+
+//! [12]
+QSet<QString> set;
+...
+QSet<QString>::iterator it = qFind(set.begin(), set.end(), "Jeanette");
+if (it != set.constEnd())
+ cout << "Found Jeanette" << endl;
+//! [12]
+
+
+//! [13]
+QSet<QString> set;
+set << "red" << "green" << "blue" << ... << "black";
+
+QList<QString> list = set.toList();
+qSort(list);
+//! [13]
+
+
+//! [14]
+QStringList list;
+list << "Julia" << "Mike" << "Mike" << "Julia" << "Julia";
+
+QSet<QString> set = QSet<QString>::fromList(list);
+set.contains("Julia"); // returns true
+set.contains("Mike"); // returns true
+set.size(); // returns 2
+//! [14]