diff --git a/src/channelmanager.h b/src/channelmanager.h
deleted file mode 100644
--- a/src/channelmanager.h
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
-  Copyright © 2017 Hasan Yavuz Özderya
-
-  This file is part of serialplot.
-
-  serialplot 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 3 of the License, or
-  (at your option) any later version.
-
-  serialplot 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 serialplot.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef CHANNELMANAGER_H
-#define CHANNELMANAGER_H
-
-#include <QObject>
-#include <QStringList>
-#include <QModelIndex>
-#include <QVector>
-#include <QSettings>
-
-#include "framebuffer.h"
-#include "channelinfomodel.h"
-
-class ChannelManager : public QObject
-{
-    Q_OBJECT
-public:
-    explicit ChannelManager(unsigned numberOfChannels, unsigned numberOfSamples, QObject *parent = 0);
-    ~ChannelManager();
-
-    unsigned numOfChannels();
-    unsigned numOfSamples();
-    FrameBuffer* channelBuffer(unsigned channel);
-    QString channelName(unsigned channel);
-    /// Stores channel names into a `QSettings`
-    void saveSettings(QSettings* settings);
-    /// Loads channel names from a `QSettings`.
-    void loadSettings(QSettings* settings);
-    /// Returns a model that manages channel information (name, color etc)
-    ChannelInfoModel* infoModel();
-
-signals:
-    void numOfChannelsChanged(unsigned value);
-    void numOfSamplesChanged(unsigned value);
-    void channelNameChanged(unsigned channel, QString name);
-    void dataAdded(); ///< emitted when data added to channel man.
-
-public slots:
-    void setNumOfChannels(unsigned number);
-    void setNumOfSamples(unsigned number);
-    /**
-     * Add data for all channels.
-     *
-     * All channels data is provided in a single array which contains equal
-     * number of samples for all channels. Structure is as shown below:
-     *
-     * [CH0_SMP0, CH0_SMP1 ... CH0_SMPN, CH1_SMP0, CH1_SMP1, ... , CHN_SMPN]
-     *
-     * @param data samples for all channels
-     * @param size size of `data`, must be multiple of `numOfChannels`
-     */
-    void addData(double* data, unsigned size);
-
-    /// When paused `addData` does nothing.
-    void pause(bool paused);
-
-private:
-    unsigned _numOfChannels;
-    unsigned _numOfSamples;
-    bool _paused;
-    QList<FrameBuffer*> channelBuffers;
-    // QStringListModel _channelNames;
-    ChannelInfoModel _infoModel;
-
-private slots:
-    void onChannelInfoChanged(const QModelIndex & topLeft,
-                              const QModelIndex & bottomRight,
-                              const QVector<int> & roles = QVector<int> ());
-};
-
-#endif // CHANNELMANAGER_H