diff --git a/src/setting_defines.h b/src/setting_defines.h
new file mode 100644
--- /dev/null
+++ b/src/setting_defines.h
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+/*
+  Copyright © 2016 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 SETTING_DEFINES_H
+#define SETTING_DEFINES_H
+
+const char SettingGroup_MainWindow[] = "MainWindow";
+const char SettingGroup_Port[] = "Port";
+const char SettingGroup_DataFormat[] = "DataFormat";
+const char SettingGroup_Binary[] = "DataFormat_Binary";
+const char SettingGroup_ASCII[] = "DataFormat_ASCII";
+const char SettingGroup_CustomFrame[] = "DataFormat_CustomFrame";
+const char SettingGroup_Channels[] = "Channels";
+const char SettingGroup_Plot[] = "Plot";
+const char SettingGroup_Commands[] = "Commands";
+
+// mainwindow setting keys
+const char SG_MainWindow_Size[] = "size";
+const char SG_MainWindow_Pos[] = "pos";
+const char SG_MainWindow_ActivePanel[] = "activePanel";
+const char SG_MainWindow_HidePanels[] = "hidePanels";
+const char SG_MainWindow_Maximized[] = "maximized";
+const char SG_MainWindow_State[] = "state";
+
+// port setting keys
+const char SG_Port_SelectedPort[] = "selectedPort";
+const char SG_Port_BaudRate[] = "baudRate";
+const char SG_Port_Parity[] = "parity";
+const char SG_Port_DataBits[] = "dataBits";
+const char SG_Port_StopBits[] = "stopBits";
+const char SG_Port_FlowControl[] = "flowControl";
+
+// data format panel keys
+const char SG_DataFormat_Format[] = "format";
+
+// binary stream reader keys
+const char SG_Binary_NumOfChannels[] = "numOfChannels";
+const char SG_Binary_NumberFormat[] = "numberFormat";
+const char SG_Binary_Endianness[] = "endianness";
+
+// ascii reader keys
+const char SG_ASCII_NumOfChannels[] = "numOfChannels";
+
+// framed reader keys
+const char SG_CustomFrame_NumOfChannels[] = "numOfChannels";
+const char SG_CustomFrame_FrameStart[] = "frameStart";
+const char SG_CustomFrame_FixedSize[] = "fixedSize";
+const char SG_CustomFrame_FrameSize[] = "frameSize";
+const char SG_CustomFrame_NumberFormat[] = "numberFormat";
+const char SG_CustomFrame_Endianness[] = "endianness";
+const char SG_CustomFrame_Checksum[] = "checksum";
+const char SG_CustomFrame_DebugMode[] = "debugMode";
+
+// channel manager keys
+const char SG_Channels_Channel[] = "channel";
+const char SG_Channels_Name[] = "name";
+
+// plot settings keys
+const char SG_Plot_NumOfSamples[] = "numOfSamples";
+const char SG_Plot_AutoScale[] = "autoScale";
+const char SG_Plot_YMax[] = "yMax";
+const char SG_Plot_YMin[] = "yMin";
+const char SG_Plot_DarkBackground[] = "darkBackground";
+const char SG_Plot_Grid[] = "grid";
+const char SG_Plot_MinorGrid[] = "minorGrid";
+const char SG_Plot_Legend[] = "legend";
+const char SG_Plot_MultiPlot[] = "multiPlot";
+
+// command setting keys
+const char SG_Commands_Command[] = "command";
+const char SG_Commands_Name[] = "name";
+const char SG_Commands_Type[] = "type";
+const char SG_Commands_Data[] = "data";
+
+#endif // SETTING_DEFINES_H