refactor: Remove unused MicFeedback widget

CMakeLists.txt

@@ -409,8 +409,6 @@ set(${PROJECT_NAME}_SOURCES
   src/widget/tool/flyoutoverlaywidget.h
   src/widget/tool/friendrequestdialog.cpp
   src/widget/tool/friendrequestdialog.h
-  src/widget/tool/micfeedbackwidget.cpp
-  src/widget/tool/micfeedbackwidget.h
   src/widget/tool/movablewidget.cpp
   src/widget/tool/movablewidget.h
   src/widget/tool/profileimporter.cpp

src/widget/tool/micfeedbackwidget.cpp

@@ -1,86 +0,0 @@
-/*
-    Copyright © 2015 by The qTox Project Contributors
-
-    This file is part of qTox, a Qt-based graphical interface for Tox.
-
-    qTox is libre 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 3 of the License, or
-    (at your option) any later version.
-
-    qTox 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 qTox.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include "micfeedbackwidget.h"
-#include "src/audio/audio.h"
-#include <QLinearGradient>
-#include <QPainter>
-
-MicFeedbackWidget::MicFeedbackWidget(QWidget* parent)
-    : QWidget(parent)
-    , mMeterListener(nullptr)
-{
-    setFixedHeight(20);
-}
-
-void MicFeedbackWidget::paintEvent(QPaintEvent*)
-{
-    const int w = width();
-    const int h = height();
-    QPainter painter(this);
-    painter.setPen(QPen(Qt::gray));
-    painter.drawRoundedRect(QRect(0, 0, w - 1, h - 1), 3., 3.);
-
-    int gradientWidth = qMax(0, qRound(w * current) - 4);
-
-    QRect gradientRect(2, 2, gradientWidth, h - 4);
-
-    QPainterPath path;
-    QLinearGradient gradient(0, 0, w, 0);
-    gradient.setColorAt(0.0, Qt::green);
-    gradient.setColorAt(0.5, Qt::yellow);
-    gradient.setColorAt(1.0, Qt::red);
-    path.addRoundedRect(gradientRect, 2.0, 2.0);
-    painter.fillPath(path, gradient);
-
-    const float slice = w / 5.f;
-    const int padding = qRound(slice / 2);
-
-    for (int i = 0; i < 5; ++i) {
-        int pos = qRound(slice * i + padding);
-        painter.drawLine(pos, 2, pos, h - 4);
-    }
-}
-
-void MicFeedbackWidget::showEvent(QShowEvent*)
-{
-#if 0
-    mMeterListener = Audio::getInstance().createAudioMeterListener();
-    connect(mMeterListener, &AudioMeterListener::gainChanged,
-            this, &MicFeedbackWidget::onGainMetered);
-    mMeterListener->start();
-#endif
-}
-
-void MicFeedbackWidget::hideEvent(QHideEvent*)
-{
-#if 0
-    mMeterListener->stop();
-#endif
-}
-
-void MicFeedbackWidget::onGainMetered(qreal value)
-{
-    Q_UNUSED(value);
-#if 0
-    current = value;
-    update();
-    mMeterListener->processed();
-#endif
-}

src/widget/tool/micfeedbackwidget.h

@@ -1,46 +0,0 @@
-/*
-    Copyright © 2015 by The qTox Project Contributors
-
-    This file is part of qTox, a Qt-based graphical interface for Tox.
-
-    qTox is libre 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 3 of the License, or
-    (at your option) any later version.
-
-    qTox 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 qTox.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef MICFEEDBACKWIDGET_H
-#define MICFEEDBACKWIDGET_H
-
-#include <QWidget>
-
-class AudioMeterListener;
-
-class MicFeedbackWidget : public QWidget
-{
-    Q_OBJECT
-public:
-    explicit MicFeedbackWidget(QWidget* parent = 0);
-
-protected:
-    void paintEvent(QPaintEvent* event) override;
-    void showEvent(QShowEvent* event) override;
-    void hideEvent(QHideEvent* event) override;
-
-private slots:
-    void onGainMetered(qreal value);
-
-private:
-    qreal current;
-    AudioMeterListener* mMeterListener;
-};
-
-#endif // MICFEEDBACKWIDGET_H