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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QApplication>
#include <QBuffer>
#include <QPalette>
static void main_snippet()
{
//! [0]
QBuffer buffer;
char ch;
buffer.open(QBuffer::ReadWrite);
buffer.write("Qt rocks!");
buffer.seek(0);
buffer.getChar(&ch); // ch == 'Q'
buffer.getChar(&ch); // ch == 't'
buffer.getChar(&ch); // ch == ' '
buffer.getChar(&ch); // ch == 'r'
//! [0]
}
static void write_datastream_snippets()
{
//! [1]
QByteArray byteArray;
QBuffer buffer(&byteArray);
buffer.open(QIODevice::WriteOnly);
QDataStream out(&buffer);
out << QApplication::palette();
//! [1]
}
static void read_datastream_snippets()
{
QByteArray byteArray;
//! [2]
QPalette palette;
QBuffer buffer(&byteArray);
buffer.open(QIODevice::ReadOnly);
QDataStream in(&buffer);
in >> palette;
//! [2]
}
static void bytearray_ptr_ctor_snippet()
{
//! [3]
QByteArray byteArray("abc");
QBuffer buffer(&byteArray);
buffer.open(QIODevice::WriteOnly);
buffer.seek(3);
buffer.write("def", 3);
buffer.close();
// byteArray == "abcdef"
//! [3]
}
static void setBuffer_snippet()
{
//! [4]
QByteArray byteArray("abc");
QBuffer buffer;
buffer.setBuffer(&byteArray);
buffer.open(QIODevice::WriteOnly);
buffer.seek(3);
buffer.write("def", 3);
buffer.close();
// byteArray == "abcdef"
//! [4]
}
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
main_snippet();
bytearray_ptr_ctor_snippet();
write_datastream_snippets();
read_datastream_snippets();
setBuffer_snippet();
return 0;
}
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