diff options
Diffstat (limited to 'src/corelib/doc/snippets/code/src_corelib_io_qfile.cpp')
-rw-r--r-- | src/corelib/doc/snippets/code/src_corelib_io_qfile.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/corelib/doc/snippets/code/src_corelib_io_qfile.cpp b/src/corelib/doc/snippets/code/src_corelib_io_qfile.cpp new file mode 100644 index 0000000000..7ad24b30f1 --- /dev/null +++ b/src/corelib/doc/snippets/code/src_corelib_io_qfile.cpp @@ -0,0 +1,75 @@ +/**************************************************************************** +** +** 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] +QFile file; +QDir::setCurrent("/tmp"); +file.setFileName("readme.txt"); +QDir::setCurrent("/home"); +file.open(QIODevice::ReadOnly); // opens "/home/readme.txt" under Unix +//! [0] + + +//! [1] +QByteArray myEncoderFunc(const QString &fileName); +//! [1] + + +//! [2] +QString myDecoderFunc(const QByteArray &localFileName); +//! [2] + + +//! [3] +#include <stdio.h> + +void printError(const char* msg) +{ + QFile file; + file.open(stderr, QIODevice::WriteOnly); + file.write(msg, qstrlen(msg)); // write to stderr + file.close(); +} +//! [3] + + +//! [4] +CONFIG += console +//! [4] |