diff options
Diffstat (limited to 'sources/pyside6/doc/codesnippets/doc/src/snippets/code/src_corelib_io_qtextstream.cpp')
-rw-r--r-- | sources/pyside6/doc/codesnippets/doc/src/snippets/code/src_corelib_io_qtextstream.cpp | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/sources/pyside6/doc/codesnippets/doc/src/snippets/code/src_corelib_io_qtextstream.cpp b/sources/pyside6/doc/codesnippets/doc/src/snippets/code/src_corelib_io_qtextstream.cpp new file mode 100644 index 000000000..cf67a61fb --- /dev/null +++ b/sources/pyside6/doc/codesnippets/doc/src/snippets/code/src_corelib_io_qtextstream.cpp @@ -0,0 +1,140 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the documentation of Qt for Python. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, 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 The Qt Company Ltd 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] +data = QFile("output.txt") +if data.open(QFile.WriteOnly | QFile.Truncate): + out = QTextStream(&data) + out << "Result: " << qSetFieldWidth(10) << left << 3.14 << 2.7 + # writes "Result: 3.14 2.7 " + +//! [0] + + +//! [1] +stream = QTextStream(sys.stdin.fileno()) + +while(True): + line = stream.readLine() + if line.isNull(): + break; +//! [1] + + +//! [2] +in_ = QTextStream("0x50 0x20") +firstNumber = 0 +secondNumber = 0 + +in_ >> firstNumber # firstNumber == 80 +in_ >> dec >> secondNumber # secondNumber == 0 + +ch = None +in_ >> ch # ch == 'x' +//! [2] + + +//! [3] +def main(): + # read numeric arguments (123, 0x20, 4.5...) + for i in sys.argv(): + number = None + QTextStream in_(i) + in_ >> number + ... +//! [3] + + +//! [4] +str = QString() +in_ = QTextStream(sys.stdin.fileno()) +in_ >> str +//! [4] + + +//! [5] +s = QString() +out = QTextStream(s) +out.setFieldWidth(10) +out.setFieldAlignment(QTextStream::AlignCenter) +out.setPadChar('-') +out << "Qt" << "rocks!" +//! [5] + + +//! [6] +----Qt------rocks!-- +//! [6] + + +//! [7] +in_ = QTextStream(file) +ch1 = QChar() +ch2 = QChar() +ch3 = QChar() +in_ >> ch1 >> ch2 >> ch3; +//! [7] + + +//! [8] +out = QTextStream(sys.stdout.fileno()) +out << "Qt rocks!" << endl +//! [8] + + +//! [9] +stream << '\n' << flush +//! [9] + + +//! [10] +out = QTextStream(file) +out.setCodec("UTF-8") +//! [10] |