qtbase-opensource-src/examples/network/multistreamclient/chatconsumer.cpp

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/****************************************************************************
**
** Copyright (C) 2016 Alex Trotsenko <alex1973tr@gmail.com>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
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**
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****************************************************************************/
#include "chatconsumer.h"
#include <QWidget>
#include <QTextEdit>
#include <QLineEdit>
#include <QVBoxLayout>
#include <QString>
ChatConsumer::ChatConsumer(QObject *parent)
: Consumer(parent)
{
frameWidget = new QWidget;
frameWidget->setFocusPolicy(Qt::TabFocus);
textEdit = new QTextEdit;
textEdit->setFocusPolicy(Qt::NoFocus);
textEdit->setReadOnly(true);
lineEdit = new QLineEdit;
frameWidget->setFocusProxy(lineEdit);
connect(lineEdit, &QLineEdit::returnPressed, this, &ChatConsumer::returnPressed);
QVBoxLayout *layout = new QVBoxLayout(frameWidget);
layout->setContentsMargins( 0, 0, 0, 0);
layout->addWidget(textEdit);
layout->addWidget(lineEdit);
}
QWidget *ChatConsumer::widget()
{
return frameWidget;
}
void ChatConsumer::readDatagram(const QByteArray &ba)
{
textEdit->append(QString::fromUtf8(ba));
}
void ChatConsumer::returnPressed()
{
emit writeDatagram(lineEdit->text().toUtf8());
lineEdit->clear();
}