console.cpp Example File | Qt Serial Port 5.5

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# console.cpp Example File

terminal/console.cpp

    /****************************************************************************
    **
    ** Copyright (C) 2012 Denis Shienkov <denis.shienkov@gmail.com>
    ** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>
    ** Contact: http://www.qt.io/licensing/
    **
    ** This file is part of the QtSerialPort module of the Qt Toolkit.
    **
    ** $QT_BEGIN_LICENSE:LGPL21$
    ** 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 http://www.qt.io/terms-conditions. For further
    ** information use the contact form at http://www.qt.io/contact-us.
    **
    ** 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 or version 3 as published by the Free
    ** Software Foundation and appearing in the file LICENSE.LGPLv21 and
    ** LICENSE.LGPLv3 included in the packaging of this file. Please review the
    ** following information to ensure the GNU Lesser General Public License
    ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
    ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    **
    ** As a special exception, The Qt Company gives you certain additional
    ** rights. These rights are described in The Qt Company LGPL Exception
    ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
    **
    ** $QT_END_LICENSE$
    **
    ****************************************************************************/

    #include "console.h"

    #include <QScrollBar>

    #include <QtCore/QDebug>

    Console::Console(QWidget *parent)
        : QPlainTextEdit(parent)
        , localEchoEnabled(false)
    {
        document()->setMaximumBlockCount(100);
        QPalette p = palette();
        p.setColor(QPalette::Base, Qt::black);
        p.setColor(QPalette::Text, Qt::green);
        setPalette(p);

    }

    void Console::putData(const QByteArray &data)
    {
        insertPlainText(QString(data));

        QScrollBar *bar = verticalScrollBar();
        bar->setValue(bar->maximum());
    }

    void Console::setLocalEchoEnabled(bool set)
    {
        localEchoEnabled = set;
    }

    void Console::keyPressEvent(QKeyEvent *e)
    {
        switch (e->key()) {
        case Qt::Key_Backspace:
        case Qt::Key_Left:
        case Qt::Key_Right:
        case Qt::Key_Up:
        case Qt::Key_Down:
            break;
        default:
            if (localEchoEnabled)
                QPlainTextEdit::keyPressEvent(e);
            emit getData(e->text().toLocal8Bit());
        }
    }

    void Console::mousePressEvent(QMouseEvent *e)
    {
        Q_UNUSED(e)
        setFocus();
    }

    void Console::mouseDoubleClickEvent(QMouseEvent *e)
    {
        Q_UNUSED(e)
    }

    void Console::contextMenuEvent(QContextMenuEvent *e)
    {
        Q_UNUSED(e)
    }