--- a
+++ b/GUI/volumewidget/volumewidget.cpp
@@ -0,0 +1,104 @@
+/* Copyright (C) 2015 J.F.Dockes
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include "volumewidget.h"
+#include "HelperStructs/Helper.h"
+
+#include <QDebug>
+
+VolumeWidget::VolumeWidget(int volume, bool ismute, QWidget *parent)
+    : VolumeWidgetIF(parent), m_mute(ismute)
+{
+    setupUi(this);
+    volumeSlider->setMinimum(0);
+    volumeSlider->setMaximum(100);
+    connect(volumeSlider, SIGNAL(valueChanged(int)),
+            this, SLOT(onVolumeSliderChanged(int)));
+    connect(btn_mute, SIGNAL(clicked()),
+            this, SLOT(onButtonClicked()));
+    setUi(volume);
+    setMuteUi(m_mute);
+}
+
+void VolumeWidget::onVolumeSliderChanged(int value)
+{
+    setupButton(value);
+    emit volumeChanged(value);
+}
+
+void VolumeWidget::onButtonClicked()
+{
+    setMuteUi(!m_mute);
+    emit muteChanged(m_mute);
+}
+
+void VolumeWidget::set(int value)
+{
+    setupButton(value);
+    volumeSlider->setValueNoSigs(value);
+    emit volumeChanged(value);
+}
+
+void VolumeWidget::step(int steps)
+{
+    int current = volumeSlider->value();
+    current += steps;
+    if (current < 0)
+        current = 0;
+    if (current > 100)
+        current = 100;
+    set(current);
+}
+
+void VolumeWidget::setUi(int value)
+{
+    if (!m_mute) {
+        setupButton(value);
+    }
+    volumeSlider->setValueNoSigs(value);
+}
+
+void VolumeWidget::setMuteUi(bool ismute)
+{
+    m_mute = ismute;
+    qDebug() << "VolumeWidget::setMuteUi(" << m_mute << ")";
+    volumeSlider->setDisabled(m_mute);
+    if (m_mute) {
+        btn_mute->setIcon(QIcon(Helper::getIconPath() + "vol_mute.png"));
+    } else {
+        setupButton(volumeSlider->value());
+    }
+}
+
+void VolumeWidget::setupButton(int value)
+{
+    qDebug() << "VolumeWidget::setupButton(" << value << ")";
+    QString butFilename = Helper::getIconPath() + "vol_";
+
+    if (value <= 1) {
+        butFilename += QString("mute") + m_skinSuffix + ".png";
+    } else if (value < 40) {
+        butFilename += QString("1") + m_skinSuffix + ".png";
+    } else if (value < 80) {
+        butFilename += QString("2") + m_skinSuffix + ".png";
+    } else {
+        butFilename += QString("3") + m_skinSuffix + ".png";
+    }
+
+    qDebug() << "VolumeWidget::setupButton: fn: " << butFilename;
+    btn_mute->setIcon(QIcon(butFilename));
+}