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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12

1 files changed, 83 insertions, 0 deletions

diff --git a/src/qtconcurrent/codegenerator/example/main.cpp b/src/qtconcurrent/codegenerator/example/main.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the tools applications 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 <QDebug>
+#include "codegenerator.h"
+using namespace CodeGenerator;
+
+int main()
+{
+    // The code generator works on items. Each item has a generate() function:
+    Item item("");
+    qDebug() << item.generate(); // produces "".
+    
+    // There are several Item subclasses. Text items contains a text string which they
+    // reproduce when generate is called:
+    Text text(" Hi there");
+    qDebug() << text.generate(); // produces " Hi there".
+    
+    // Items can be concatenated:
+    Item sentence = text + Text(" Bye there") ;
+    qDebug() << sentence.generate(); // produces "Hi there Bye there".
+    // (Internally, this creates a tree of items, and generate is called recursively 
+    // for items that have children.)
+
+    // Repeater items repeat their content when generate is called:
+    Repeater repeater = text;
+    repeater.setRepeatCount(3);
+    qDebug() << repeater.generate(); // produces "Hi there Hi there Hi there".
+    
+    // Counters evaluate to the current repeat index.
+    Repeater repeater2 = text + Counter();
+    repeater2.setRepeatCount(3);
+    qDebug() << repeater2.generate(); // produces "Hi there0 Hi there1 Hi there2".
+
+    // Groups provide sub-groups which are repeated according to the current repeat index.
+    // Counters inside Groups evaluate to the local repeat index for the Group.
+    Group arguments("Arg" + Counter()  + " arg" + Counter());
+    Repeater function("void foo(" + arguments + ");\n");
+    function.setRepeatCount(3);
+    qDebug() << function.generate();
+
+    // Produces:
+    // void foo(Arg1 arg1);
+    // void foo(Arg1 arg1, Arg2 arg2);
+    // void foo(Arg1 arg1, Arg2 arg2, Arg3 arg3);
+}