doc/src/snippets/qstringlist/main.cpp
branchRCL_3
changeset 7 3f74d0d4af4c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/doc/src/snippets/qstringlist/main.cpp	Thu Apr 08 14:19:33 2010 +0300
@@ -0,0 +1,156 @@
+/****************************************************************************
+**
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+#include <iostream>
+using namespace std;
+
+class Widget : public QWidget
+{
+public:
+    Widget(QWidget *parent = 0);
+};
+
+Widget::Widget(QWidget *parent)
+    : QWidget(parent)
+{
+//! [0]
+    QStringList fonts;
+    fonts << "Arial" << "Helvetica" << "Times" << "Courier";
+//! [0]
+
+//! [1]
+    for (int i = 0; i < fonts.size(); ++i)
+         cout << fonts.at(i).toLocal8Bit().constData() << endl;
+//! [1]
+
+//! [2]
+    QStringListIterator javaStyleIterator(fonts);
+    while (javaStyleIterator.hasNext())
+         cout << javaStyleIterator.next().toLocal8Bit().constData() << endl;
+//! [2]
+
+//! [3]
+    QStringList::const_iterator constIterator;
+    for (constIterator = fonts.constBegin(); constIterator != fonts.constEnd();
+           ++constIterator)
+        cout << (*constIterator).toLocal8Bit().constData() << endl;
+//! [3]
+
+//! [4]
+    QString str = fonts.join(",");
+     // str == "Arial,Helvetica,Times,Courier"
+//! [4]
+
+//! [5] //! [6]
+    QStringList list;
+//! [5]
+    list = str.split(",");
+     // list: ["Arial", "Helvetica", "Times", "Courier"]
+//! [6]
+
+//! [7]
+    QStringList monospacedFonts = fonts.filter(QRegExp("Courier|Fixed"));
+//! [7]
+
+//! [8]
+    QStringList files;
+    files << "$QTDIR/src/moc/moc.y"
+          << "$QTDIR/src/moc/moc.l"
+          << "$QTDIR/include/qconfig.h";
+
+    files.replaceInStrings("$QTDIR", "/usr/lib/qt");
+    // files: [ "/usr/lib/qt/src/moc/moc.y", ...]
+//! [8]
+
+    QString str1, str2, str3;
+//! [9]
+    QStringList longerList = (QStringList() << str1 << str2 << str3);
+//! [9]
+
+    list.clear();
+//! [10]
+    list << "Bill Murray" << "John Doe" << "Bill Clinton";
+
+//! [11]
+    QStringList result;
+//! [11]
+    result = list.filter("Bill");
+    // result: ["Bill Murray", "Bill Clinton"]
+//! [10]
+
+    result.clear();
+//! [12]
+    foreach (QString str, list) {
+        if (str.contains("Bill"))
+            result += str;
+    }
+//! [12]
+
+    list.clear();
+//! [13]
+    list << "alpha" << "beta" << "gamma" << "epsilon";
+    list.replaceInStrings("a", "o");
+    // list == ["olpho", "beto", "gommo", "epsilon"]
+//! [13]
+
+    list.clear();
+//! [14]
+    list << "alpha" << "beta" << "gamma" << "epsilon";
+    list.replaceInStrings(QRegExp("^a"), "o");
+    // list == ["olpha", "beta", "gamma", "epsilon"]
+//! [14]
+
+    list.clear();
+//! [15]
+    list << "Bill Clinton" << "Murray, Bill";
+    list.replaceInStrings(QRegExp("^(.*), (.*)$"), "\\2 \\1");
+    // list == ["Bill Clinton", "Bill Murray"]
+//! [15]
+}
+
+int main(int argc, char *argv[])
+{
+    QApplication app(argc, argv);
+    Widget widget;
+    widget.show();
+    return app.exec();
+}