diff --git a/easy_profiler_core/include/easy/details/profiler_colors.h b/easy_profiler_core/include/easy/details/profiler_colors.h
index c40e071..61e8b5b 100644
--- a/easy_profiler_core/include/easy/details/profiler_colors.h
+++ b/easy_profiler_core/include/easy/details/profiler_colors.h
@@ -43,29 +43,30 @@ The Apache License, Version 2.0 (the "License");
 #ifndef EASY_PROFILER_COLORS_H
 #define EASY_PROFILER_COLORS_H
 
-#include <stdint.h>
+#include <cstdint>
+#include <easy/details/easy_compiler_support.h>
 
 //////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////
 
 namespace profiler {
 
-    typedef uint32_t color_t; // Standard four-byte ARGB color format
+    using color_t = uint32_t; // Standard four-byte ARGB color format
 
 	namespace colors {
 
         ///< Change alpha for color. Only 8 major bytes (0xff000000) used from alpha.
-        inline color_t modify_alpha32(color_t _color, color_t _alpha) {
+        inline EASY_CONSTEXPR_FCN color_t modify_alpha32(color_t _color, color_t _alpha) {
             return (_alpha & 0xff000000) | (_color & 0x00ffffff);
         }
 
         ///< Change alpha for color.
-        inline color_t modify_alpha8(color_t _color, uint8_t _alpha) {
+        inline EASY_CONSTEXPR_FCN color_t modify_alpha8(color_t _color, uint8_t _alpha) {
             return (static_cast<color_t>(_alpha) << 24) | (_color & 0x00ffffff);
         }
 
         ///< Create color from ARGB components.
-        inline color_t color(uint8_t _red, uint8_t _green, uint8_t _blue, uint8_t _alpha = 0xff) {
+        inline EASY_CONSTEXPR_FCN color_t color(uint8_t _red, uint8_t _green, uint8_t _blue, uint8_t _alpha = 0xff) {
             return (static_cast<color_t>(_alpha) << 24) | (static_cast<color_t>(_red) << 16) | (static_cast<color_t>(_green) << 8) | static_cast<color_t>(_blue);
         }
 
@@ -73,333 +74,333 @@ namespace profiler {
         // Google Material Design colors
         // See https://material.google.com/style/color.html
 
-        const color_t Red50   = 0xffffebee;
-        const color_t Red100  = 0xffffcdd2;
-        const color_t Red200  = 0xffef9a9a;
-        const color_t Red300  = 0xffe57373;
-        const color_t Red400  = 0xffef5350;
-        const color_t Red500  = 0xfff44336;
-        const color_t Red600  = 0xffe53935;
-        const color_t Red700  = 0xffd32f2f;
-        const color_t Red800  = 0xffc62828;
-        const color_t Red900  = 0xffb71c1c;
-        const color_t RedA100 = 0xffff8a80;
-        const color_t RedA200 = 0xffff5252;
-        const color_t RedA400 = 0xffff1744;
-        const color_t RedA700 = 0xffd50000;
+        EASY_CONSTEXPR color_t Red50   = 0xffffebee;
+        EASY_CONSTEXPR color_t Red100  = 0xffffcdd2;
+        EASY_CONSTEXPR color_t Red200  = 0xffef9a9a;
+        EASY_CONSTEXPR color_t Red300  = 0xffe57373;
+        EASY_CONSTEXPR color_t Red400  = 0xffef5350;
+        EASY_CONSTEXPR color_t Red500  = 0xfff44336;
+        EASY_CONSTEXPR color_t Red600  = 0xffe53935;
+        EASY_CONSTEXPR color_t Red700  = 0xffd32f2f;
+        EASY_CONSTEXPR color_t Red800  = 0xffc62828;
+        EASY_CONSTEXPR color_t Red900  = 0xffb71c1c;
+        EASY_CONSTEXPR color_t RedA100 = 0xffff8a80;
+        EASY_CONSTEXPR color_t RedA200 = 0xffff5252;
+        EASY_CONSTEXPR color_t RedA400 = 0xffff1744;
+        EASY_CONSTEXPR color_t RedA700 = 0xffd50000;
 
-        const color_t Pink50   = 0xfffce4ec;
-        const color_t Pink100  = 0xfff8bbd0;
-        const color_t Pink200  = 0xfff48fb1;
-        const color_t Pink300  = 0xfff06292;
-        const color_t Pink400  = 0xffec407a;
-        const color_t Pink500  = 0xffe91e63;
-        const color_t Pink600  = 0xffd81b60;
-        const color_t Pink700  = 0xffc2185b;
-        const color_t Pink800  = 0xffad1457;
-        const color_t Pink900  = 0xff880e4f;
-        const color_t PinkA100 = 0xffff80ab;
-        const color_t PinkA200 = 0xffff4081;
-        const color_t PinkA400 = 0xfff50057;
-        const color_t PinkA700 = 0xffc51162;
+        EASY_CONSTEXPR color_t Pink50   = 0xfffce4ec;
+        EASY_CONSTEXPR color_t Pink100  = 0xfff8bbd0;
+        EASY_CONSTEXPR color_t Pink200  = 0xfff48fb1;
+        EASY_CONSTEXPR color_t Pink300  = 0xfff06292;
+        EASY_CONSTEXPR color_t Pink400  = 0xffec407a;
+        EASY_CONSTEXPR color_t Pink500  = 0xffe91e63;
+        EASY_CONSTEXPR color_t Pink600  = 0xffd81b60;
+        EASY_CONSTEXPR color_t Pink700  = 0xffc2185b;
+        EASY_CONSTEXPR color_t Pink800  = 0xffad1457;
+        EASY_CONSTEXPR color_t Pink900  = 0xff880e4f;
+        EASY_CONSTEXPR color_t PinkA100 = 0xffff80ab;
+        EASY_CONSTEXPR color_t PinkA200 = 0xffff4081;
+        EASY_CONSTEXPR color_t PinkA400 = 0xfff50057;
+        EASY_CONSTEXPR color_t PinkA700 = 0xffc51162;
 
-        const color_t Purple50   = 0xfff3e5f5;
-        const color_t Purple100  = 0xffe1bee7;
-        const color_t Purple200  = 0xffce93d8;
-        const color_t Purple300  = 0xffba68c8;
-        const color_t Purple400  = 0xffab47bc;
-        const color_t Purple500  = 0xff9c27b0;
-        const color_t Purple600  = 0xff8e24aa;
-        const color_t Purple700  = 0xff7b1fa2;
-        const color_t Purple800  = 0xff6a1b9a;
-        const color_t Purple900  = 0xff4a148c;
-        const color_t PurpleA100 = 0xffea80fc;
-        const color_t PurpleA200 = 0xffe040fb;
-        const color_t PurpleA400 = 0xffd500f9;
-        const color_t PurpleA700 = 0xffaa00ff;
+        EASY_CONSTEXPR color_t Purple50   = 0xfff3e5f5;
+        EASY_CONSTEXPR color_t Purple100  = 0xffe1bee7;
+        EASY_CONSTEXPR color_t Purple200  = 0xffce93d8;
+        EASY_CONSTEXPR color_t Purple300  = 0xffba68c8;
+        EASY_CONSTEXPR color_t Purple400  = 0xffab47bc;
+        EASY_CONSTEXPR color_t Purple500  = 0xff9c27b0;
+        EASY_CONSTEXPR color_t Purple600  = 0xff8e24aa;
+        EASY_CONSTEXPR color_t Purple700  = 0xff7b1fa2;
+        EASY_CONSTEXPR color_t Purple800  = 0xff6a1b9a;
+        EASY_CONSTEXPR color_t Purple900  = 0xff4a148c;
+        EASY_CONSTEXPR color_t PurpleA100 = 0xffea80fc;
+        EASY_CONSTEXPR color_t PurpleA200 = 0xffe040fb;
+        EASY_CONSTEXPR color_t PurpleA400 = 0xffd500f9;
+        EASY_CONSTEXPR color_t PurpleA700 = 0xffaa00ff;
 
-        const color_t DeepPurple50   = 0xffede7f6;
-        const color_t DeepPurple100  = 0xffd1c4e9;
-        const color_t DeepPurple200  = 0xffb39ddb;
-        const color_t DeepPurple300  = 0xff9575cd;
-        const color_t DeepPurple400  = 0xff7e57c2;
-        const color_t DeepPurple500  = 0xff673ab7;
-        const color_t DeepPurple600  = 0xff5e35b1;
-        const color_t DeepPurple700  = 0xff512da8;
-        const color_t DeepPurple800  = 0xff4527a0;
-        const color_t DeepPurple900  = 0xff311b92;
-        const color_t DeepPurpleA100 = 0xffb388ff;
-        const color_t DeepPurpleA200 = 0xff7c4dff;
-        const color_t DeepPurpleA400 = 0xff651fff;
-        const color_t DeepPurpleA700 = 0xff6200ea;
+        EASY_CONSTEXPR color_t DeepPurple50   = 0xffede7f6;
+        EASY_CONSTEXPR color_t DeepPurple100  = 0xffd1c4e9;
+        EASY_CONSTEXPR color_t DeepPurple200  = 0xffb39ddb;
+        EASY_CONSTEXPR color_t DeepPurple300  = 0xff9575cd;
+        EASY_CONSTEXPR color_t DeepPurple400  = 0xff7e57c2;
+        EASY_CONSTEXPR color_t DeepPurple500  = 0xff673ab7;
+        EASY_CONSTEXPR color_t DeepPurple600  = 0xff5e35b1;
+        EASY_CONSTEXPR color_t DeepPurple700  = 0xff512da8;
+        EASY_CONSTEXPR color_t DeepPurple800  = 0xff4527a0;
+        EASY_CONSTEXPR color_t DeepPurple900  = 0xff311b92;
+        EASY_CONSTEXPR color_t DeepPurpleA100 = 0xffb388ff;
+        EASY_CONSTEXPR color_t DeepPurpleA200 = 0xff7c4dff;
+        EASY_CONSTEXPR color_t DeepPurpleA400 = 0xff651fff;
+        EASY_CONSTEXPR color_t DeepPurpleA700 = 0xff6200ea;
 
-        const color_t Indigo50   = 0xffe8eaf6;
-        const color_t Indigo100  = 0xffc5cae9;
-        const color_t Indigo200  = 0xff9fa8da;
-        const color_t Indigo300  = 0xff7986cb;
-        const color_t Indigo400  = 0xff5c6bc0;
-        const color_t Indigo500  = 0xff3f51b5;
-        const color_t Indigo600  = 0xff3949ab;
-        const color_t Indigo700  = 0xff303f9f;
-        const color_t Indigo800  = 0xff283593;
-        const color_t Indigo900  = 0xff1a237e;
-        const color_t IndigoA100 = 0xff8c9eff;
-        const color_t IndigoA200 = 0xff536dfe;
-        const color_t IndigoA400 = 0xff3d5afe;
-        const color_t IndigoA700 = 0xff304ffe;
+        EASY_CONSTEXPR color_t Indigo50   = 0xffe8eaf6;
+        EASY_CONSTEXPR color_t Indigo100  = 0xffc5cae9;
+        EASY_CONSTEXPR color_t Indigo200  = 0xff9fa8da;
+        EASY_CONSTEXPR color_t Indigo300  = 0xff7986cb;
+        EASY_CONSTEXPR color_t Indigo400  = 0xff5c6bc0;
+        EASY_CONSTEXPR color_t Indigo500  = 0xff3f51b5;
+        EASY_CONSTEXPR color_t Indigo600  = 0xff3949ab;
+        EASY_CONSTEXPR color_t Indigo700  = 0xff303f9f;
+        EASY_CONSTEXPR color_t Indigo800  = 0xff283593;
+        EASY_CONSTEXPR color_t Indigo900  = 0xff1a237e;
+        EASY_CONSTEXPR color_t IndigoA100 = 0xff8c9eff;
+        EASY_CONSTEXPR color_t IndigoA200 = 0xff536dfe;
+        EASY_CONSTEXPR color_t IndigoA400 = 0xff3d5afe;
+        EASY_CONSTEXPR color_t IndigoA700 = 0xff304ffe;
 
-        const color_t Blue50   = 0xffe3f2fd;
-        const color_t Blue100  = 0xffbbdefb;
-        const color_t Blue200  = 0xff90caf9;
-        const color_t Blue300  = 0xff64b5f6;
-        const color_t Blue400  = 0xff42a5f5;
-        const color_t Blue500  = 0xff2196f3;
-        const color_t Blue600  = 0xff1e88e5;
-        const color_t Blue700  = 0xff1976d2;
-        const color_t Blue800  = 0xff1565c0;
-        const color_t Blue900  = 0xff0d47a1;
-        const color_t BlueA100 = 0xff82b1ff;
-        const color_t BlueA200 = 0xff448aff;
-        const color_t BlueA400 = 0xff2979ff;
-        const color_t BlueA700 = 0xff2962ff;
+        EASY_CONSTEXPR color_t Blue50   = 0xffe3f2fd;
+        EASY_CONSTEXPR color_t Blue100  = 0xffbbdefb;
+        EASY_CONSTEXPR color_t Blue200  = 0xff90caf9;
+        EASY_CONSTEXPR color_t Blue300  = 0xff64b5f6;
+        EASY_CONSTEXPR color_t Blue400  = 0xff42a5f5;
+        EASY_CONSTEXPR color_t Blue500  = 0xff2196f3;
+        EASY_CONSTEXPR color_t Blue600  = 0xff1e88e5;
+        EASY_CONSTEXPR color_t Blue700  = 0xff1976d2;
+        EASY_CONSTEXPR color_t Blue800  = 0xff1565c0;
+        EASY_CONSTEXPR color_t Blue900  = 0xff0d47a1;
+        EASY_CONSTEXPR color_t BlueA100 = 0xff82b1ff;
+        EASY_CONSTEXPR color_t BlueA200 = 0xff448aff;
+        EASY_CONSTEXPR color_t BlueA400 = 0xff2979ff;
+        EASY_CONSTEXPR color_t BlueA700 = 0xff2962ff;
 
-        const color_t LightBlue50   = 0xffe1f5fe;
-        const color_t LightBlue100  = 0xffb3e5fc;
-        const color_t LightBlue200  = 0xff81d4fa;
-        const color_t LightBlue300  = 0xff4fc3f7;
-        const color_t LightBlue400  = 0xff29b6f6;
-        const color_t LightBlue500  = 0xff03a9f4;
-        const color_t LightBlue600  = 0xff039be5;
-        const color_t LightBlue700  = 0xff0288d1;
-        const color_t LightBlue800  = 0xff0277bd;
-        const color_t LightBlue900  = 0xff01579b;
-        const color_t LightBlueA100 = 0xff80d8ff;
-        const color_t LightBlueA200 = 0xff40c4ff;
-        const color_t LightBlueA400 = 0xff00b0ff;
-        const color_t LightBlueA700 = 0xff0091ea;
+        EASY_CONSTEXPR color_t LightBlue50   = 0xffe1f5fe;
+        EASY_CONSTEXPR color_t LightBlue100  = 0xffb3e5fc;
+        EASY_CONSTEXPR color_t LightBlue200  = 0xff81d4fa;
+        EASY_CONSTEXPR color_t LightBlue300  = 0xff4fc3f7;
+        EASY_CONSTEXPR color_t LightBlue400  = 0xff29b6f6;
+        EASY_CONSTEXPR color_t LightBlue500  = 0xff03a9f4;
+        EASY_CONSTEXPR color_t LightBlue600  = 0xff039be5;
+        EASY_CONSTEXPR color_t LightBlue700  = 0xff0288d1;
+        EASY_CONSTEXPR color_t LightBlue800  = 0xff0277bd;
+        EASY_CONSTEXPR color_t LightBlue900  = 0xff01579b;
+        EASY_CONSTEXPR color_t LightBlueA100 = 0xff80d8ff;
+        EASY_CONSTEXPR color_t LightBlueA200 = 0xff40c4ff;
+        EASY_CONSTEXPR color_t LightBlueA400 = 0xff00b0ff;
+        EASY_CONSTEXPR color_t LightBlueA700 = 0xff0091ea;
 
-        const color_t Cyan50   = 0xffe0f7fa;
-        const color_t Cyan100  = 0xffb2ebf2;
-        const color_t Cyan200  = 0xff80deea;
-        const color_t Cyan300  = 0xff4dd0e1;
-        const color_t Cyan400  = 0xff26c6da;
-        const color_t Cyan500  = 0xff00bcd4;
-        const color_t Cyan600  = 0xff00acc1;
-        const color_t Cyan700  = 0xff0097a7;
-        const color_t Cyan800  = 0xff00838f;
-        const color_t Cyan900  = 0xff006064;
-        const color_t CyanA100 = 0xff84ffff;
-        const color_t CyanA200 = 0xff18ffff;
-        const color_t CyanA400 = 0xff00e5ff;
-        const color_t CyanA700 = 0xff00b8d4;
+        EASY_CONSTEXPR color_t Cyan50   = 0xffe0f7fa;
+        EASY_CONSTEXPR color_t Cyan100  = 0xffb2ebf2;
+        EASY_CONSTEXPR color_t Cyan200  = 0xff80deea;
+        EASY_CONSTEXPR color_t Cyan300  = 0xff4dd0e1;
+        EASY_CONSTEXPR color_t Cyan400  = 0xff26c6da;
+        EASY_CONSTEXPR color_t Cyan500  = 0xff00bcd4;
+        EASY_CONSTEXPR color_t Cyan600  = 0xff00acc1;
+        EASY_CONSTEXPR color_t Cyan700  = 0xff0097a7;
+        EASY_CONSTEXPR color_t Cyan800  = 0xff00838f;
+        EASY_CONSTEXPR color_t Cyan900  = 0xff006064;
+        EASY_CONSTEXPR color_t CyanA100 = 0xff84ffff;
+        EASY_CONSTEXPR color_t CyanA200 = 0xff18ffff;
+        EASY_CONSTEXPR color_t CyanA400 = 0xff00e5ff;
+        EASY_CONSTEXPR color_t CyanA700 = 0xff00b8d4;
 
-        const color_t Teal50   = 0xffe0f2f1;
-        const color_t Teal100  = 0xffb2dfdb;
-        const color_t Teal200  = 0xff80cbc4;
-        const color_t Teal300  = 0xff4db6ac;
-        const color_t Teal400  = 0xff26a69a;
-        const color_t Teal500  = 0xff009688;
-        const color_t Teal600  = 0xff00897b;
-        const color_t Teal700  = 0xff00796b;
-        const color_t Teal800  = 0xff00695c;
-        const color_t Teal900  = 0xff004d40;
-        const color_t TealA100 = 0xffa7ffeb;
-        const color_t TealA200 = 0xff64ffda;
-        const color_t TealA400 = 0xff1de9b6;
-        const color_t TealA700 = 0xff00bfa5;
+        EASY_CONSTEXPR color_t Teal50   = 0xffe0f2f1;
+        EASY_CONSTEXPR color_t Teal100  = 0xffb2dfdb;
+        EASY_CONSTEXPR color_t Teal200  = 0xff80cbc4;
+        EASY_CONSTEXPR color_t Teal300  = 0xff4db6ac;
+        EASY_CONSTEXPR color_t Teal400  = 0xff26a69a;
+        EASY_CONSTEXPR color_t Teal500  = 0xff009688;
+        EASY_CONSTEXPR color_t Teal600  = 0xff00897b;
+        EASY_CONSTEXPR color_t Teal700  = 0xff00796b;
+        EASY_CONSTEXPR color_t Teal800  = 0xff00695c;
+        EASY_CONSTEXPR color_t Teal900  = 0xff004d40;
+        EASY_CONSTEXPR color_t TealA100 = 0xffa7ffeb;
+        EASY_CONSTEXPR color_t TealA200 = 0xff64ffda;
+        EASY_CONSTEXPR color_t TealA400 = 0xff1de9b6;
+        EASY_CONSTEXPR color_t TealA700 = 0xff00bfa5;
 
-        const color_t Green50   = 0xffe8f5e9;
-        const color_t Green100  = 0xffc8e6c9;
-        const color_t Green200  = 0xffa5d6a7;
-        const color_t Green300  = 0xff81c784;
-        const color_t Green400  = 0xff66bb6a;
-        const color_t Green500  = 0xff4caf50;
-        const color_t Green600  = 0xff43a047;
-        const color_t Green700  = 0xff388e3c;
-        const color_t Green800  = 0xff2e7d32;
-        const color_t Green900  = 0xff1b5e20;
-        const color_t GreenA100 = 0xffb9f6ca;
-        const color_t GreenA200 = 0xff69f0ae;
-        const color_t GreenA400 = 0xff00e676;
-        const color_t GreenA700 = 0xff00c853;
+        EASY_CONSTEXPR color_t Green50   = 0xffe8f5e9;
+        EASY_CONSTEXPR color_t Green100  = 0xffc8e6c9;
+        EASY_CONSTEXPR color_t Green200  = 0xffa5d6a7;
+        EASY_CONSTEXPR color_t Green300  = 0xff81c784;
+        EASY_CONSTEXPR color_t Green400  = 0xff66bb6a;
+        EASY_CONSTEXPR color_t Green500  = 0xff4caf50;
+        EASY_CONSTEXPR color_t Green600  = 0xff43a047;
+        EASY_CONSTEXPR color_t Green700  = 0xff388e3c;
+        EASY_CONSTEXPR color_t Green800  = 0xff2e7d32;
+        EASY_CONSTEXPR color_t Green900  = 0xff1b5e20;
+        EASY_CONSTEXPR color_t GreenA100 = 0xffb9f6ca;
+        EASY_CONSTEXPR color_t GreenA200 = 0xff69f0ae;
+        EASY_CONSTEXPR color_t GreenA400 = 0xff00e676;
+        EASY_CONSTEXPR color_t GreenA700 = 0xff00c853;
 
-        const color_t LightGreen50   = 0xfff1f8e9;
-        const color_t LightGreen100  = 0xffdcedc8;
-        const color_t LightGreen200  = 0xffc5e1a5;
-        const color_t LightGreen300  = 0xffaed581;
-        const color_t LightGreen400  = 0xff9ccc65;
-        const color_t LightGreen500  = 0xff8bc34a;
-        const color_t LightGreen600  = 0xff7cb342;
-        const color_t LightGreen700  = 0xff689f38;
-        const color_t LightGreen800  = 0xff558b2f;
-        const color_t LightGreen900  = 0xff33691e;
-        const color_t LightGreenA100 = 0xffccff90;
-        const color_t LightGreenA200 = 0xffb2ff59;
-        const color_t LightGreenA400 = 0xff76ff03;
-        const color_t LightGreenA700 = 0xff64dd17;
+        EASY_CONSTEXPR color_t LightGreen50   = 0xfff1f8e9;
+        EASY_CONSTEXPR color_t LightGreen100  = 0xffdcedc8;
+        EASY_CONSTEXPR color_t LightGreen200  = 0xffc5e1a5;
+        EASY_CONSTEXPR color_t LightGreen300  = 0xffaed581;
+        EASY_CONSTEXPR color_t LightGreen400  = 0xff9ccc65;
+        EASY_CONSTEXPR color_t LightGreen500  = 0xff8bc34a;
+        EASY_CONSTEXPR color_t LightGreen600  = 0xff7cb342;
+        EASY_CONSTEXPR color_t LightGreen700  = 0xff689f38;
+        EASY_CONSTEXPR color_t LightGreen800  = 0xff558b2f;
+        EASY_CONSTEXPR color_t LightGreen900  = 0xff33691e;
+        EASY_CONSTEXPR color_t LightGreenA100 = 0xffccff90;
+        EASY_CONSTEXPR color_t LightGreenA200 = 0xffb2ff59;
+        EASY_CONSTEXPR color_t LightGreenA400 = 0xff76ff03;
+        EASY_CONSTEXPR color_t LightGreenA700 = 0xff64dd17;
 
-        const color_t Lime50   = 0xfff9ebe7;
-        const color_t Lime100  = 0xfff0f4c3;
-        const color_t Lime200  = 0xffe6ee9c;
-        const color_t Lime300  = 0xffdce775;
-        const color_t Lime400  = 0xffd4e157;
-        const color_t Lime500  = 0xffcddc39;
-        const color_t Lime600  = 0xffc0ca33;
-        const color_t Lime700  = 0xffafb42b;
-        const color_t Lime800  = 0xff9e9d24;
-        const color_t Lime900  = 0xff827717;
-        const color_t LimeA100 = 0xfff4ff81;
-        const color_t LimeA200 = 0xffeeff41;
-        const color_t LimeA400 = 0xffc6ff00;
-        const color_t LimeA700 = 0xffaeea00;
+        EASY_CONSTEXPR color_t Lime50   = 0xfff9ebe7;
+        EASY_CONSTEXPR color_t Lime100  = 0xfff0f4c3;
+        EASY_CONSTEXPR color_t Lime200  = 0xffe6ee9c;
+        EASY_CONSTEXPR color_t Lime300  = 0xffdce775;
+        EASY_CONSTEXPR color_t Lime400  = 0xffd4e157;
+        EASY_CONSTEXPR color_t Lime500  = 0xffcddc39;
+        EASY_CONSTEXPR color_t Lime600  = 0xffc0ca33;
+        EASY_CONSTEXPR color_t Lime700  = 0xffafb42b;
+        EASY_CONSTEXPR color_t Lime800  = 0xff9e9d24;
+        EASY_CONSTEXPR color_t Lime900  = 0xff827717;
+        EASY_CONSTEXPR color_t LimeA100 = 0xfff4ff81;
+        EASY_CONSTEXPR color_t LimeA200 = 0xffeeff41;
+        EASY_CONSTEXPR color_t LimeA400 = 0xffc6ff00;
+        EASY_CONSTEXPR color_t LimeA700 = 0xffaeea00;
 
-        const color_t Yellow50   = 0xfffffde7;
-        const color_t Yellow100  = 0xfffff9c4;
-        const color_t Yellow200  = 0xfffff59d;
-        const color_t Yellow300  = 0xfffff176;
-        const color_t Yellow400  = 0xffffee58;
-        const color_t Yellow500  = 0xffffeb3b;
-        const color_t Yellow600  = 0xfffdd835;
-        const color_t Yellow700  = 0xfffbc02d;
-        const color_t Yellow800  = 0xfff9a825;
-        const color_t Yellow900  = 0xfff57f17;
-        const color_t YellowA100 = 0xffffff8d;
-        const color_t YellowA200 = 0xffffff00;
-        const color_t YellowA400 = 0xffffea00;
-        const color_t YellowA700 = 0xffffd600;
+        EASY_CONSTEXPR color_t Yellow50   = 0xfffffde7;
+        EASY_CONSTEXPR color_t Yellow100  = 0xfffff9c4;
+        EASY_CONSTEXPR color_t Yellow200  = 0xfffff59d;
+        EASY_CONSTEXPR color_t Yellow300  = 0xfffff176;
+        EASY_CONSTEXPR color_t Yellow400  = 0xffffee58;
+        EASY_CONSTEXPR color_t Yellow500  = 0xffffeb3b;
+        EASY_CONSTEXPR color_t Yellow600  = 0xfffdd835;
+        EASY_CONSTEXPR color_t Yellow700  = 0xfffbc02d;
+        EASY_CONSTEXPR color_t Yellow800  = 0xfff9a825;
+        EASY_CONSTEXPR color_t Yellow900  = 0xfff57f17;
+        EASY_CONSTEXPR color_t YellowA100 = 0xffffff8d;
+        EASY_CONSTEXPR color_t YellowA200 = 0xffffff00;
+        EASY_CONSTEXPR color_t YellowA400 = 0xffffea00;
+        EASY_CONSTEXPR color_t YellowA700 = 0xffffd600;
 
-        const color_t Amber50   = 0xfffff8e1;
-        const color_t Amber100  = 0xffffecb3;
-        const color_t Amber200  = 0xffffe082;
-        const color_t Amber300  = 0xffffd54f;
-        const color_t Amber400  = 0xffffca28;
-        const color_t Amber500  = 0xffffc107;
-        const color_t Amber600  = 0xffffb300;
-        const color_t Amber700  = 0xffffa000;
-        const color_t Amber800  = 0xffff8f00;
-        const color_t Amber900  = 0xffff6f00;
-        const color_t AmberA100 = 0xffffe57f;
-        const color_t AmberA200 = 0xffffd740;
-        const color_t AmberA400 = 0xffffc400;
-        const color_t AmberA700 = 0xffffab00;
+        EASY_CONSTEXPR color_t Amber50   = 0xfffff8e1;
+        EASY_CONSTEXPR color_t Amber100  = 0xffffecb3;
+        EASY_CONSTEXPR color_t Amber200  = 0xffffe082;
+        EASY_CONSTEXPR color_t Amber300  = 0xffffd54f;
+        EASY_CONSTEXPR color_t Amber400  = 0xffffca28;
+        EASY_CONSTEXPR color_t Amber500  = 0xffffc107;
+        EASY_CONSTEXPR color_t Amber600  = 0xffffb300;
+        EASY_CONSTEXPR color_t Amber700  = 0xffffa000;
+        EASY_CONSTEXPR color_t Amber800  = 0xffff8f00;
+        EASY_CONSTEXPR color_t Amber900  = 0xffff6f00;
+        EASY_CONSTEXPR color_t AmberA100 = 0xffffe57f;
+        EASY_CONSTEXPR color_t AmberA200 = 0xffffd740;
+        EASY_CONSTEXPR color_t AmberA400 = 0xffffc400;
+        EASY_CONSTEXPR color_t AmberA700 = 0xffffab00;
 
-        const color_t Orange50   = 0xfffff3e0;
-        const color_t Orange100  = 0xffffe0b2;
-        const color_t Orange200  = 0xffffcc80;
-        const color_t Orange300  = 0xffffb74d;
-        const color_t Orange400  = 0xffffa726;
-        const color_t Orange500  = 0xffff9800;
-        const color_t Orange600  = 0xfffb8c00;
-        const color_t Orange700  = 0xfff57c00;
-        const color_t Orange800  = 0xffef6c00;
-        const color_t Orange900  = 0xffe65100;
-        const color_t OrangeA100 = 0xffffd180;
-        const color_t OrangeA200 = 0xffffab40;
-        const color_t OrangeA400 = 0xffff9100;
-        const color_t OrangeA700 = 0xffff6d00;
+        EASY_CONSTEXPR color_t Orange50   = 0xfffff3e0;
+        EASY_CONSTEXPR color_t Orange100  = 0xffffe0b2;
+        EASY_CONSTEXPR color_t Orange200  = 0xffffcc80;
+        EASY_CONSTEXPR color_t Orange300  = 0xffffb74d;
+        EASY_CONSTEXPR color_t Orange400  = 0xffffa726;
+        EASY_CONSTEXPR color_t Orange500  = 0xffff9800;
+        EASY_CONSTEXPR color_t Orange600  = 0xfffb8c00;
+        EASY_CONSTEXPR color_t Orange700  = 0xfff57c00;
+        EASY_CONSTEXPR color_t Orange800  = 0xffef6c00;
+        EASY_CONSTEXPR color_t Orange900  = 0xffe65100;
+        EASY_CONSTEXPR color_t OrangeA100 = 0xffffd180;
+        EASY_CONSTEXPR color_t OrangeA200 = 0xffffab40;
+        EASY_CONSTEXPR color_t OrangeA400 = 0xffff9100;
+        EASY_CONSTEXPR color_t OrangeA700 = 0xffff6d00;
 
-        const color_t DeepOrange50   = 0xfffbe9e7;
-        const color_t DeepOrange100  = 0xffffccbc;
-        const color_t DeepOrange200  = 0xffffab91;
-        const color_t DeepOrange300  = 0xffff8a65;
-        const color_t DeepOrange400  = 0xffff7043;
-        const color_t DeepOrange500  = 0xffff5722;
-        const color_t DeepOrange600  = 0xfff4511e;
-        const color_t DeepOrange700  = 0xffe64a19;
-        const color_t DeepOrange800  = 0xffd84315;
-        const color_t DeepOrange900  = 0xffbf360c;
-        const color_t DeepOrangeA100 = 0xffff9e80;
-        const color_t DeepOrangeA200 = 0xffff6e40;
-        const color_t DeepOrangeA400 = 0xffff3d00;
-        const color_t DeepOrangeA700 = 0xffdd2c00;
+        EASY_CONSTEXPR color_t DeepOrange50   = 0xfffbe9e7;
+        EASY_CONSTEXPR color_t DeepOrange100  = 0xffffccbc;
+        EASY_CONSTEXPR color_t DeepOrange200  = 0xffffab91;
+        EASY_CONSTEXPR color_t DeepOrange300  = 0xffff8a65;
+        EASY_CONSTEXPR color_t DeepOrange400  = 0xffff7043;
+        EASY_CONSTEXPR color_t DeepOrange500  = 0xffff5722;
+        EASY_CONSTEXPR color_t DeepOrange600  = 0xfff4511e;
+        EASY_CONSTEXPR color_t DeepOrange700  = 0xffe64a19;
+        EASY_CONSTEXPR color_t DeepOrange800  = 0xffd84315;
+        EASY_CONSTEXPR color_t DeepOrange900  = 0xffbf360c;
+        EASY_CONSTEXPR color_t DeepOrangeA100 = 0xffff9e80;
+        EASY_CONSTEXPR color_t DeepOrangeA200 = 0xffff6e40;
+        EASY_CONSTEXPR color_t DeepOrangeA400 = 0xffff3d00;
+        EASY_CONSTEXPR color_t DeepOrangeA700 = 0xffdd2c00;
 
-        const color_t Brown50  = 0xffefebe9;
-        const color_t Brown100 = 0xffd7ccc8;
-        const color_t Brown200 = 0xffbcaaa4;
-        const color_t Brown300 = 0xffa1887f;
-        const color_t Brown400 = 0xff8d6e63;
-        const color_t Brown500 = 0xff795548;
-        const color_t Brown600 = 0xff6d4c41;
-        const color_t Brown700 = 0xff5d4037;
-        const color_t Brown800 = 0xff4e342e;
-        const color_t Brown900 = 0xff3e2723;
+        EASY_CONSTEXPR color_t Brown50  = 0xffefebe9;
+        EASY_CONSTEXPR color_t Brown100 = 0xffd7ccc8;
+        EASY_CONSTEXPR color_t Brown200 = 0xffbcaaa4;
+        EASY_CONSTEXPR color_t Brown300 = 0xffa1887f;
+        EASY_CONSTEXPR color_t Brown400 = 0xff8d6e63;
+        EASY_CONSTEXPR color_t Brown500 = 0xff795548;
+        EASY_CONSTEXPR color_t Brown600 = 0xff6d4c41;
+        EASY_CONSTEXPR color_t Brown700 = 0xff5d4037;
+        EASY_CONSTEXPR color_t Brown800 = 0xff4e342e;
+        EASY_CONSTEXPR color_t Brown900 = 0xff3e2723;
 
-        const color_t Grey50  = 0xfffafafa;
-        const color_t Grey100 = 0xfff5f5f5;
-        const color_t Grey200 = 0xffeeeeee;
-        const color_t Grey300 = 0xffe0e0e0;
-        const color_t Grey400 = 0xffbdbdbd;
-        const color_t Grey500 = 0xff9e9e9e;
-        const color_t Grey600 = 0xff757575;
-        const color_t Grey700 = 0xff616161;
-        const color_t Grey800 = 0xff424242;
-        const color_t Grey900 = 0xff212121;
+        EASY_CONSTEXPR color_t Grey50  = 0xfffafafa;
+        EASY_CONSTEXPR color_t Grey100 = 0xfff5f5f5;
+        EASY_CONSTEXPR color_t Grey200 = 0xffeeeeee;
+        EASY_CONSTEXPR color_t Grey300 = 0xffe0e0e0;
+        EASY_CONSTEXPR color_t Grey400 = 0xffbdbdbd;
+        EASY_CONSTEXPR color_t Grey500 = 0xff9e9e9e;
+        EASY_CONSTEXPR color_t Grey600 = 0xff757575;
+        EASY_CONSTEXPR color_t Grey700 = 0xff616161;
+        EASY_CONSTEXPR color_t Grey800 = 0xff424242;
+        EASY_CONSTEXPR color_t Grey900 = 0xff212121;
 
-        const color_t BlueGrey50  = 0xffeceff1;
-        const color_t BlueGrey100 = 0xffcfd8dc;
-        const color_t BlueGrey200 = 0xffb0bec5;
-        const color_t BlueGrey300 = 0xff90a4ae;
-        const color_t BlueGrey400 = 0xff78909c;
-        const color_t BlueGrey500 = 0xff607d8b;
-        const color_t BlueGrey600 = 0xff546e7a;
-        const color_t BlueGrey700 = 0xff455a64;
-        const color_t BlueGrey800 = 0xff37474f;
-        const color_t BlueGrey900 = 0xff263238;
+        EASY_CONSTEXPR color_t BlueGrey50  = 0xffeceff1;
+        EASY_CONSTEXPR color_t BlueGrey100 = 0xffcfd8dc;
+        EASY_CONSTEXPR color_t BlueGrey200 = 0xffb0bec5;
+        EASY_CONSTEXPR color_t BlueGrey300 = 0xff90a4ae;
+        EASY_CONSTEXPR color_t BlueGrey400 = 0xff78909c;
+        EASY_CONSTEXPR color_t BlueGrey500 = 0xff607d8b;
+        EASY_CONSTEXPR color_t BlueGrey600 = 0xff546e7a;
+        EASY_CONSTEXPR color_t BlueGrey700 = 0xff455a64;
+        EASY_CONSTEXPR color_t BlueGrey800 = 0xff37474f;
+        EASY_CONSTEXPR color_t BlueGrey900 = 0xff263238;
 
-        const color_t Black  = 0xff000000;
-        const color_t White  = 0xffffffff;
-        const color_t Null   = 0x00000000;
+        EASY_CONSTEXPR color_t Black  = 0xff000000;
+        EASY_CONSTEXPR color_t White  = 0xffffffff;
+        EASY_CONSTEXPR color_t Null   = 0x00000000;
 
 
-        const color_t Red         = Red500;
-        const color_t DarkRed     = Red900;
-        const color_t Coral       = Red200;
-        const color_t RichRed     = 0xffff0000;
-        const color_t Pink        = Pink500;
-        const color_t Rose        = PinkA100;
-        const color_t Purple      = Purple500;
-        const color_t Magenta     = PurpleA200;
-        const color_t DarkMagenta = PurpleA700;
-        const color_t DeepPurple  = DeepPurple500;
-        const color_t Indigo      = Indigo500;
-        const color_t Blue        = Blue500;
-        const color_t DarkBlue    = Blue900;
-        const color_t RichBlue    = 0xff0000ff;
-        const color_t LightBlue   = LightBlue500;
-        const color_t SkyBlue     = LightBlueA100;
-        const color_t Navy        = LightBlue800;
-        const color_t Cyan        = Cyan500;
-        const color_t DarkCyan    = Cyan900;
-        const color_t Teal        = Teal500;
-        const color_t DarkTeal    = Teal900;
-        const color_t Green       = Green500;
-        const color_t DarkGreen   = Green900;
-        const color_t RichGreen   = 0xff00ff00;
-        const color_t LightGreen  = LightGreen500;
-        const color_t Mint        = LightGreen900;
-        const color_t Lime        = Lime500;
-        const color_t Olive       = Lime900;
-        const color_t Yellow      = Yellow500;
-        const color_t RichYellow  = YellowA200;
-        const color_t Amber       = Amber500;
-        const color_t Gold        = Amber300;
-        const color_t PaleGold    = AmberA100;
-        const color_t Orange      = Orange500;
-        const color_t Skin        = Orange100;
-        const color_t DeepOrange  = DeepOrange500;
-        const color_t Brick       = DeepOrange900;
-        const color_t Brown       = Brown500;
-        const color_t DarkBrown   = Brown900;
-        const color_t CreamWhite  = Orange50;
-        const color_t Wheat       = Amber100;
-        const color_t Grey        = Grey500;
-        const color_t Dark        = Grey900;
-        const color_t Silver      = Grey300;
-        const color_t BlueGrey    = BlueGrey500;
+        EASY_CONSTEXPR color_t Red         = Red500;
+        EASY_CONSTEXPR color_t DarkRed     = Red900;
+        EASY_CONSTEXPR color_t Coral       = Red200;
+        EASY_CONSTEXPR color_t RichRed     = 0xffff0000;
+        EASY_CONSTEXPR color_t Pink        = Pink500;
+        EASY_CONSTEXPR color_t Rose        = PinkA100;
+        EASY_CONSTEXPR color_t Purple      = Purple500;
+        EASY_CONSTEXPR color_t Magenta     = PurpleA200;
+        EASY_CONSTEXPR color_t DarkMagenta = PurpleA700;
+        EASY_CONSTEXPR color_t DeepPurple  = DeepPurple500;
+        EASY_CONSTEXPR color_t Indigo      = Indigo500;
+        EASY_CONSTEXPR color_t Blue        = Blue500;
+        EASY_CONSTEXPR color_t DarkBlue    = Blue900;
+        EASY_CONSTEXPR color_t RichBlue    = 0xff0000ff;
+        EASY_CONSTEXPR color_t LightBlue   = LightBlue500;
+        EASY_CONSTEXPR color_t SkyBlue     = LightBlueA100;
+        EASY_CONSTEXPR color_t Navy        = LightBlue800;
+        EASY_CONSTEXPR color_t Cyan        = Cyan500;
+        EASY_CONSTEXPR color_t DarkCyan    = Cyan900;
+        EASY_CONSTEXPR color_t Teal        = Teal500;
+        EASY_CONSTEXPR color_t DarkTeal    = Teal900;
+        EASY_CONSTEXPR color_t Green       = Green500;
+        EASY_CONSTEXPR color_t DarkGreen   = Green900;
+        EASY_CONSTEXPR color_t RichGreen   = 0xff00ff00;
+        EASY_CONSTEXPR color_t LightGreen  = LightGreen500;
+        EASY_CONSTEXPR color_t Mint        = LightGreen900;
+        EASY_CONSTEXPR color_t Lime        = Lime500;
+        EASY_CONSTEXPR color_t Olive       = Lime900;
+        EASY_CONSTEXPR color_t Yellow      = Yellow500;
+        EASY_CONSTEXPR color_t RichYellow  = YellowA200;
+        EASY_CONSTEXPR color_t Amber       = Amber500;
+        EASY_CONSTEXPR color_t Gold        = Amber300;
+        EASY_CONSTEXPR color_t PaleGold    = AmberA100;
+        EASY_CONSTEXPR color_t Orange      = Orange500;
+        EASY_CONSTEXPR color_t Skin        = Orange100;
+        EASY_CONSTEXPR color_t DeepOrange  = DeepOrange500;
+        EASY_CONSTEXPR color_t Brick       = DeepOrange900;
+        EASY_CONSTEXPR color_t Brown       = Brown500;
+        EASY_CONSTEXPR color_t DarkBrown   = Brown900;
+        EASY_CONSTEXPR color_t CreamWhite  = Orange50;
+        EASY_CONSTEXPR color_t Wheat       = Amber100;
+        EASY_CONSTEXPR color_t Grey        = Grey500;
+        EASY_CONSTEXPR color_t Dark        = Grey900;
+        EASY_CONSTEXPR color_t Silver      = Grey300;
+        EASY_CONSTEXPR color_t BlueGrey    = BlueGrey500;
 
-        const color_t Default = Wheat;
+        EASY_CONSTEXPR color_t Default = Wheat;
 #else
-        const color_t Default = 0xffffecb3;
+        EASY_CONSTEXPR color_t Default = 0xffffecb3;
 #endif // #if !defined(EASY_OPTION_BUILTIN_COLORS) || EASY_OPTION_BUILTIN_COLORS == 0
 
 	} // END of namespace colors.
diff --git a/profiler_gui/CMakeLists.txt b/profiler_gui/CMakeLists.txt
index 448d53d..4a77c3e 100644
--- a/profiler_gui/CMakeLists.txt
+++ b/profiler_gui/CMakeLists.txt
@@ -16,6 +16,7 @@ if (Qt5Widgets_FOUND)
         blocks_graphics_view.cpp
         blocks_tree_widget.h
         blocks_tree_widget.cpp
+        common_types.h
         descriptors_tree_widget.h
         descriptors_tree_widget.cpp
         easy_chronometer_item.h
diff --git a/profiler_gui/blocks_graphics_view.cpp b/profiler_gui/blocks_graphics_view.cpp
index 8ea248a..930d7e2 100644
--- a/profiler_gui/blocks_graphics_view.cpp
+++ b/profiler_gui/blocks_graphics_view.cpp
@@ -90,9 +90,10 @@ const qreal BASE_SCALE = pow(::profiler_gui::SCALING_COEFFICIENT_INV, 25); // ~0
 
 EASY_CONSTEXPR uint16_t TIMELINE_ROW_SIZE = 20;
 
-EASY_CONSTEXPR QRgb BACKGROUND_1 = ::profiler::colors::Grey300;
+EASY_CONSTEXPR QRgb BACKGROUND_1 = 0xffe4e4ec;
 EASY_CONSTEXPR QRgb BACKGROUND_2 = ::profiler::colors::White;
 EASY_CONSTEXPR QRgb TIMELINE_BACKGROUND = 0x20000000 | (::profiler::colors::Grey800 & 0x00ffffff);// 0x20303030;
+EASY_CONSTEXPR QRgb TIMELINE_BORDER = 0xffa8a0a0;
 
 EASY_CONSTEXPR int IDLE_TIMER_INTERVAL = 200; // 5Hz
 EASY_CONSTEXPR uint64_t IDLE_TIME = 400;
@@ -148,6 +149,7 @@ void EasyBackgroundItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
     const auto left = offset * currentScale;
     const auto h = visibleSceneRect.height();
     const auto visibleBottom = h - 1;
+    const auto borderColor = QColor::fromRgb(TIMELINE_BORDER);
 
     QRectF rect;
 
@@ -162,7 +164,7 @@ void EasyBackgroundItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
         int i = -1;
 
         // Draw background
-        _painter->setPen(Qt::NoPen);
+        _painter->setPen(::profiler_gui::SYSTEM_BORDER_COLOR);
         for (auto item : items)
         {
             ++i;
@@ -202,11 +204,11 @@ void EasyBackgroundItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
     const auto nsteps = (1 + odd) * 2 + static_cast<int>(visibleSceneRect.width() / step);
     first -= odd;
 
-    QPen pen(Qt::darkGray);
+    QPen pen(borderColor);
     pen.setWidth(2);
     _painter->setPen(pen);
     _painter->drawLine(QPointF(0, h), QPointF(visibleSceneRect.width(), h));
-    _painter->setPen(Qt::darkGray);
+    _painter->setPen(borderColor);
 
     QLineF marks[20];
     qreal first_x = first * sceneStep;
@@ -238,9 +240,9 @@ void EasyBackgroundItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
         if (next <= 0)
         {
             next = n;
-            _painter->setPen(Qt::black);
+            _painter->setPen(::profiler_gui::TEXT_COLOR);
             _painter->drawText(QPointF(current + 1, h + 17), QString::number(static_cast<quint64>(0.5 + (current + left) * factor / currentScale)));
-            _painter->setPen(Qt::darkGray);
+            _painter->setPen(borderColor);
         }
 
         // TEST
@@ -2061,7 +2063,7 @@ void EasyThreadNameItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
     const auto h = visibleSceneRect.height() + TIMELINE_ROW_SIZE - 2;
     const auto w = parentView->width();//parentView->sceneRect().width();
 
-    static const uint16_t OVERLAP = ::profiler_gui::THREADS_ROW_SPACING >> 1;
+    EASY_STATIC_CONSTEXPR uint16_t OVERLAP = ::profiler_gui::THREADS_ROW_SPACING >> 1;
     static const QBrush brushes[2] = {QColor::fromRgb(BACKGROUND_1), QColor::fromRgb(BACKGROUND_2)};
     int i = -1;
 
@@ -2101,11 +2103,11 @@ void EasyThreadNameItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
 
         rect.setRect(0, top, w, hgt);
 
-        _painter->setPen(Qt::NoPen);
+        _painter->setPen(::profiler_gui::SYSTEM_BORDER_COLOR);
         _painter->drawRect(rect);
 
         rect.translate(-5, 0);
-        _painter->setPen(QColor::fromRgb(::profiler::colors::Dark));
+        _painter->setPen(::profiler_gui::TEXT_COLOR);
         _painter->drawText(rect, Qt::AlignRight | Qt::AlignVCenter, item->threadName());
     }
 
@@ -2116,12 +2118,12 @@ void EasyThreadNameItem::paint(QPainter* _painter, const QStyleOptionGraphicsIte
         rect.translate(5, rect.height());
         rect.setHeight(h - rect_bottom);
         _painter->setBrush(brushes[i & 1]);
-        _painter->setPen(Qt::NoPen);
+        _painter->setPen(::profiler_gui::SYSTEM_BORDER_COLOR);
         _painter->drawRect(rect);
     }
 
     // Draw separator between thread names area and information area
-    _painter->setPen(Qt::darkGray);
+    _painter->setPen(::profiler_gui::SYSTEM_BORDER_COLOR);
     _painter->drawLine(QLineF(0, h, w, h));
     _painter->drawLine(QLineF(0, h + 2, w, h + 2));
 
diff --git a/profiler_gui/blocks_tree_widget.cpp b/profiler_gui/blocks_tree_widget.cpp
index 43ffbc0..56b3939 100644
--- a/profiler_gui/blocks_tree_widget.cpp
+++ b/profiler_gui/blocks_tree_widget.cpp
@@ -63,6 +63,7 @@
 
 #include <QMenu>
 #include <QAction>
+#include <QActionGroup>
 #include <QHeaderView>
 #include <QContextMenuEvent>
 #include <QSignalBlocker>
@@ -153,6 +154,7 @@ EasyTreeWidget::EasyTreeWidget(QWidget* _parent)
     setAnimated(true);
     setSortingEnabled(false);
     setColumnCount(COL_COLUMNS_NUMBER);
+    setSelectionBehavior(QAbstractItemView::SelectRows);
 
     auto header_item = new QTreeWidgetItem();
     auto f = header()->font();
@@ -612,19 +614,25 @@ void EasyTreeWidget::contextMenuEvent(QContextMenuEvent* _event)
         menu.addSeparator();
     }
 
-    action = menu.addAction("Hierarchy mode");
-    action->setToolTip("Display full blocks hierarchy");
-    action->setCheckable(true);
-    action->setChecked(m_mode == EasyTreeMode_Full);
-    action->setData((quint32)EasyTreeMode_Full);
-    connect(action, &QAction::triggered, this, &This::onModeChange);
+    auto actionGroup = new QActionGroup(&menu);
+    actionGroup->setExclusive(true);
 
-    action = menu.addAction("Plain mode");
-    action->setToolTip("Display plain list of blocks per frame.\nSome columns are disabled with this mode.");
-    action->setCheckable(true);
-    action->setChecked(m_mode == EasyTreeMode_Plain);
-    action->setData((quint32)EasyTreeMode_Plain);
-    connect(action, &QAction::triggered, this, &This::onModeChange);
+    auto actionHierarchy = new QAction("Hierarchy mode", actionGroup);
+    actionHierarchy->setCheckable(true);
+    actionHierarchy->setChecked(m_mode == EasyTreeMode_Full);
+    actionHierarchy->setToolTip("Display full blocks hierarchy");
+    actionHierarchy->setData((quint32)EasyTreeMode_Full);
+    menu.addAction(actionHierarchy);
+
+    auto actionPlain = new QAction("Plain mode", actionGroup);
+    actionPlain->setCheckable(true);
+    actionPlain->setChecked(m_mode == EasyTreeMode_Plain);
+    actionPlain->setToolTip("Display plain list of blocks per frame.\nSome columns are disabled with this mode.");
+    actionPlain->setData((quint32)EasyTreeMode_Plain);
+    menu.addAction(actionPlain);
+
+    connect(actionHierarchy, &QAction::triggered, this, &This::onModeChange);
+    connect(actionPlain, &QAction::triggered, this, &This::onModeChange);
 
     menu.addSeparator();
 
@@ -904,11 +912,7 @@ void EasyTreeWidget::onItemCollapse(QTreeWidgetItem* _item)
 void EasyTreeWidget::onCurrentItemChange(QTreeWidgetItem* _item, QTreeWidgetItem* _previous)
 {
     if (_previous != nullptr)
-    {
-        auto f = font();
-        for (int i = 0; i < COL_COLUMNS_NUMBER; ++i)
-            _previous->setFont(i, f);
-    }
+        static_cast<EasyTreeWidgetItem*>(_previous)->setBold(false);
 
     if (_item == nullptr)
     {
@@ -917,12 +921,10 @@ void EasyTreeWidget::onCurrentItemChange(QTreeWidgetItem* _item, QTreeWidgetItem
     }
     else
     {
-        auto f = font();
-        f.setBold(true);
-        for (int i = 0; i < COL_COLUMNS_NUMBER; ++i)
-            _item->setFont(i, f);
+        auto item = static_cast<EasyTreeWidgetItem*>(_item);
+        item->setBold(true);
 
-        EASY_GLOBALS.selected_block = static_cast<EasyTreeWidgetItem*>(_item)->block_index();
+        EASY_GLOBALS.selected_block = item->block_index();
         if (EASY_GLOBALS.selected_block < EASY_GLOBALS.gui_blocks.size())
             EASY_GLOBALS.selected_block_id = easyBlock(EASY_GLOBALS.selected_block).tree.node->id();
         else
@@ -997,13 +999,13 @@ void EasyTreeWidget::onSelectedBlockChange(uint32_t _block_index)
 #endif
     }
 
+    auto previous = static_cast<EasyTreeWidgetItem*>(currentItem());
+    if (previous != nullptr)
+        previous->setBold(false);
+
     if (item != nullptr)
     {
         //const QSignalBlocker b(this);
-        auto previous = currentItem();
-        auto f = font();
-        if (previous != nullptr) for (int i = 0; i < COL_COLUMNS_NUMBER; ++i)
-            previous->setFont(i, f);
 
         if (EASY_GLOBALS.bind_scene_and_tree_expand_status)
         {
@@ -1028,20 +1030,10 @@ void EasyTreeWidget::onSelectedBlockChange(uint32_t _block_index)
             connect(this, &Parent::itemExpanded, this, &This::onItemExpand);
         }
 
-        f.setBold(true);
-        for (int i = 0; i < COL_COLUMNS_NUMBER; ++i)
-            item->setFont(i, f);
+        item->setBold(true);
     }
     else
     {
-        auto previous = currentItem();
-        if (previous != nullptr)
-        {
-            auto f = font();
-            for (int i = 0; i < COL_COLUMNS_NUMBER; ++i)
-                previous->setFont(i, f);
-        }
-
         setCurrentItem(item);
     }
 
diff --git a/profiler_gui/common_types.h b/profiler_gui/common_types.h
index 9fbe565..c24c647 100644
--- a/profiler_gui/common_types.h
+++ b/profiler_gui/common_types.h
@@ -478,6 +478,38 @@ inline QString valueString(const ::profiler::ArbitraryValue& _serializedValue)
 
 } // END of namespace profiler_gui.
 
+template <typename ... Args>
+struct Overload
+{
+    template <typename TClass, typename TReturn>
+    static EASY_CONSTEXPR_FCN auto of(TReturn (TClass::*method)(Args...)) -> decltype(method)
+    {
+        return method;
+    }
+
+    template <typename TReturn>
+    static EASY_CONSTEXPR_FCN auto of(TReturn (*func)(Args...)) -> decltype(func)
+    {
+        return func;
+    }
+};
+
+template <>
+struct Overload<void>
+{
+    template <typename TClass, typename TReturn>
+    static EASY_CONSTEXPR_FCN auto of(TReturn (TClass::*method)()) -> decltype(method)
+    {
+        return method;
+    }
+
+    template <typename TReturn>
+    static EASY_CONSTEXPR_FCN auto of(TReturn (*func)()) -> decltype(func)
+    {
+        return func;
+    }
+};
+
 //////////////////////////////////////////////////////////////////////////
 //////////////////////////////////////////////////////////////////////////
 
diff --git a/profiler_gui/default.css b/profiler_gui/default.css
index f7d68fd..7d4eaaa 100644
--- a/profiler_gui/default.css
+++ b/profiler_gui/default.css
@@ -15,67 +15,122 @@
 * {
   font-family: "DejaVu Sans";
   font-size: 13px;
-  color: #686060; }
+  color: #504040; }
 
 *:disabled {
-  color: #b8b0b0; }
+  color: #a08888; }
 
 EasyMainWindow, QToolBar, QDialog {
-  background-color: #fffbfb; }
+  background-color: #f8f2f2; }
+
+QToolTip {
+  border: 1px solid #cccccc; }
 
 /* ****************************************************************************************************************** */
-QLineEdit, QComboBox {
+QLineEdit, QComboBox, QSpinBox {
   height: 24px;
   border: 1px solid #cccccc;
   background-color: white;
-  selection-background-color: rgba(152, 206, 152, 0.4);
-  selection-color: #686060; }
+  selection-background-color: rgba(136, 189, 136, 0.4);
+  selection-color: #504040; }
 
-QLineEdit:disabled, QComboBox:disabled {
-  background-color: #dddddd;
-  color: #b8b0b0;
-  selection-background-color: rgba(152, 206, 152, 0.4);
-  selection-color: #b8b0b0; }
+QLineEdit:disabled, QComboBox:disabled, QSpinBox:disabled {
+  background-color: #f0f0f0;
+  color: #a08888;
+  selection-background-color: rgba(136, 189, 136, 0.4);
+  selection-color: #a08888; }
 
 QLineEdit:focus {
   border: 1px solid #ffbcbc; }
 
+/* ****************************************************************************************************************** */
 QComboBox::drop-down {
   subcontrol-origin: padding;
   subcontrol-position: top right;
-  width: 20px;
-  border-left: none;
+  width: 24px;
+  border: none;
   margin-left: 0; }
 
 QComboBox::down-arrow {
-  image: url(":/images/combo-arrow");
+  image: url(":/images/arrow-down");
   height: 8px;
   width: 8px; }
 
+QComboBox::down-arrow:hover {
+  image: url(":/images/arrow-down-hover"); }
+
 QComboBox::down-arrow:disabled {
-  image: url(":/images/combo-arrow-disabled");
+  image: url(":/images/arrow-down-disabled"); }
+
+/* ****************************************************************************************************************** */
+QSpinBox::up-button {
+  subcontrol-origin: padding;
+  subcontrol-position: top right;
+  margin-left: 5px;
+  width: 24px;
+  border-left: 1px solid #cccccc;
+  border-bottom: 1px solid #cccccc; }
+
+QSpinBox::down-button {
+  subcontrol-origin: padding;
+  subcontrol-position: bottom right;
+  margin-left: 5px;
+  width: 24px;
+  border-left: 1px solid #cccccc; }
+
+QSpinBox::up-button:pressed, QSpinBox::down-button:pressed {
+  background-color: #f4f4f4; }
+
+QSpinBox::up-arrow {
+  image: url(":/images/arrow-up");
   height: 8px;
   width: 8px; }
 
+QSpinBox::up-arrow:hover {
+  image: url(":/images/arrow-up-hover"); }
+
+QSpinBox::up-arrow:disabled {
+  image: url(":/images/arrow-up-disabled"); }
+
+QSpinBox::down-arrow {
+  image: url(":/images/arrow-down");
+  height: 8px;
+  width: 8px; }
+
+QSpinBox::down-arrow:hover {
+  image: url(":/images/arrow-down-hover"); }
+
+QSpinBox::down-arrow:disabled {
+  image: url(":/images/arrow-down-disabled"); }
+
+/* ****************************************************************************************************************** */
 QPushButton {
   height: 24px;
   border: 1px solid #cccccc;
   background-color: white;
   padding: 0 5px 0 5px; }
 
+QPushButton:disabled {
+  background-color: #f0f0f0;
+  color: #a08888; }
+
 QPushButton:hover {
   border: 1px solid #ffbcbc;
-  color: #d77d7d; }
-
-QPushButton:pressed {
-  border: 1px solid #d77d7d;
   color: #922c2c; }
 
-QComboBox QListView {
+QPushButton:pressed {
+  border: 1px solid #922c2c;
+  color: #370400; }
+
+/* ****************************************************************************************************************** */
+QListView {
   background-color: white;
   border: 1px solid #cccccc;
-  selection-background-color: rgba(152, 206, 152, 0.4);
-  selection-color: #686060; }
+  selection-background-color: rgba(136, 189, 136, 0.4);
+  selection-color: #504040; }
+
+QListView::item, QListView::item, QTableView::item, QTreeView::item {
+  height: 24px; }
 
 /* ****************************************************************************************************************** */
 QMenu {
@@ -85,18 +140,18 @@ QMenu {
   padding-bottom: 4px; }
 
 QMenu::item {
-  height: 22px;
+  height: 24px;
   padding: 0 16px 0 25px;
   border: 1px solid transparent;
   /* reserve space for selection border */ }
 
 QMenu::item:selected {
-  border: 1px solid rgba(152, 206, 152, 0.4);
-  background-color: rgba(152, 206, 152, 0.4); }
+  border: 1px solid rgba(136, 189, 136, 0.4);
+  background-color: rgba(136, 189, 136, 0.4); }
 
 QMenu::icon {
-  width: 12px;
-  height: 12px;
+  width: 14px;
+  height: 14px;
   background: none;
   border: 1px inset transparent;
   padding: 1px;
@@ -218,7 +273,7 @@ QWidget#DiagramPopup, QWidget#ThreadsPopup {
 QProgressBar {
   height: 24px;
   background-color: white;
-  border: 1px solid #64BC64;
+  border: 1px solid #cccccc;
   color: #0B530B;
   text-align: center; }
 
@@ -226,3 +281,48 @@ QProgressBar::chunk {
   background-color: #98DE98;
   width: 2px;
   margin: 0; }
+
+/* ****************************************************************************************************************** */
+QScrollBar {
+  background-color: transparent;
+  border: none;
+  padding: 0; }
+
+QScrollBar:hover {
+  background-color: rgba(0, 0, 0, 0.1); }
+
+QScrollBar:horizontal {
+  margin: 0;
+  height: 8px; }
+
+QScrollBar:vertical {
+  margin: 0;
+  width: 8px; }
+
+QScrollBar::handle {
+  background-color: rgba(0, 0, 0, 0.4);
+  border: none;
+  margin: 0;
+  padding: 0; }
+
+QScrollBar::handle:pressed {
+  background-color: rgba(0, 0, 0, 0.6); }
+
+QScrollBar::handle:vertical {
+  min-height: 20px;
+  margin-left: 4px; }
+
+QScrollBar::handle:vertical:hover, QScrollBar::handle:vertical:pressed {
+  margin-left: 0; }
+
+QScrollBar::handle:horizontal {
+  min-width: 20px;
+  max-width: 100px;
+  margin-top: 4px; }
+
+QScrollBar::handle:horizontal:hover, QScrollBar::handle:horizontal:pressed {
+  margin-top: 0; }
+
+QScrollBar::add-line, QScrollBar::sub-line {
+  background: none;
+  border: none; }
diff --git a/profiler_gui/default.scss b/profiler_gui/default.scss
index 2dd32ff..32d7ff0 100644
--- a/profiler_gui/default.scss
+++ b/profiler_gui/default.scss
@@ -15,15 +15,19 @@
 
 /* ****************************************************************************************************************** */
 /* Constants */
-$TextColor: #686060;
-$DisabledTextColor: #b8b0b0;
+$TextColor: #504040;
+$DisabledTextColor: #a08888;
 $BorderColor: #cccccc;
 $MainColor: #f44336;
-$HoveredMenuRowColor: rgb_a(#98CE98, 0.4);
+$HoveredMenuRowColor: rgb_a(#88BD88, 0.4);
 $BackgroundColor: white;
-$DisabledBackgroundColor: #dddddd;
-$ButtonHoverColor: #d77d7d;
-$ButtonPressedColor: #922c2c;
+$DisabledBackgroundColor: #f0f0f0;
+$ButtonHoverColor: #922c2c;//#d77d7d;
+$ButtonPressedColor: #370400;//#922c2c;
+$FocusBorderColor: #ffbcbc;
+$DefaultHeight: 24px;
+$ComboBoxArrowSize: 8px;
+$SpinBoxArrowSize: 8px;
 
 /* ****************************************************************************************************************** */
 /* StyleSheet */
@@ -39,49 +43,89 @@ $ButtonPressedColor: #922c2c;
 }
 
 EasyMainWindow, QToolBar, QDialog {
-    background-color: #fffbfb;
+    background-color: #f8f2f2;
 }
 
-
+QToolTip {
+    border: 1px solid $BorderColor;
+}
 
 /* ****************************************************************************************************************** */
-QLineEdit, QComboBox {
-    height: 24px;
+QLineEdit, QComboBox, QSpinBox {
+    height: $DefaultHeight;
     border: 1px solid $BorderColor;
     background-color: $BackgroundColor;
     selection-background-color: $HoveredMenuRowColor;
     selection-color: $TextColor;
 }
 
-QLineEdit:disabled, QComboBox:disabled {
+QLineEdit:disabled, QComboBox:disabled, QSpinBox:disabled {
     background-color: $DisabledBackgroundColor;
     color: $DisabledTextColor;
     selection-background-color: $HoveredMenuRowColor;
     selection-color: $DisabledTextColor;
 }
 
-QLineEdit:focus { border: 1px solid #ffbcbc; }
+QLineEdit:focus { border: 1px solid $FocusBorderColor; }
 
+/* ****************************************************************************************************************** */
 QComboBox::drop-down {
     subcontrol-origin: padding;
     subcontrol-position: top right;
-    width: 20px;
-    border-left: none;
+    width: $DefaultHeight;
+    border: none;
     margin-left: 0;
 }
 
-QComboBox::down-arrow { image: url(":/images/combo-arrow"); height: 8px; width: 8px; }
-QComboBox::down-arrow:disabled { image: url(":/images/combo-arrow-disabled"); height: 8px; width: 8px; }
+QComboBox::down-arrow { image: url(":/images/arrow-down"); height: $ComboBoxArrowSize; width: $ComboBoxArrowSize; }
+QComboBox::down-arrow:hover { image: url(":/images/arrow-down-hover"); }
+QComboBox::down-arrow:disabled { image: url(":/images/arrow-down-disabled"); }
 
+/* ****************************************************************************************************************** */
+QSpinBox::up-button {
+    subcontrol-origin: padding;
+    subcontrol-position: top right;
+    margin-left: 5px;
+    width: $DefaultHeight;
+    border-left: 1px solid $BorderColor;
+    border-bottom: 1px solid $BorderColor;
+}
+
+QSpinBox::down-button {
+    subcontrol-origin: padding;
+    subcontrol-position: bottom right;
+    margin-left: 5px;
+    width: $DefaultHeight;
+    border-left: 1px solid $BorderColor;
+}
+
+QSpinBox::up-button:pressed, QSpinBox::down-button:pressed {
+    background-color: #f4f4f4;
+}
+
+QSpinBox::up-arrow { image: url(":/images/arrow-up"); height: $SpinBoxArrowSize; width: $SpinBoxArrowSize; }
+QSpinBox::up-arrow:hover { image: url(":/images/arrow-up-hover"); }
+QSpinBox::up-arrow:disabled { image: url(":/images/arrow-up-disabled"); }
+
+QSpinBox::down-arrow { image: url(":/images/arrow-down"); height: $SpinBoxArrowSize; width: $SpinBoxArrowSize; }
+QSpinBox::down-arrow:hover { image: url(":/images/arrow-down-hover"); }
+QSpinBox::down-arrow:disabled { image: url(":/images/arrow-down-disabled"); }
+
+/* ****************************************************************************************************************** */
 QPushButton {
-    height: 24px;
+    height: $DefaultHeight;
     border: 1px solid $BorderColor;
     background-color: $BackgroundColor;
     padding: 0 5px 0 5px;
 }
 
+QPushButton:disabled {
+    background-color: $DisabledBackgroundColor;
+    color: $DisabledTextColor;
+}
+
 QPushButton:hover {
-    border: 1px solid #ffbcbc;
+    border: 1px solid $FocusBorderColor;
     color: $ButtonHoverColor;
 }
 
@@ -90,13 +134,18 @@ QPushButton:pressed {
     color: $ButtonPressedColor;
 }
 
-QComboBox QListView {
+/* ****************************************************************************************************************** */
+QListView {
     background-color: $BackgroundColor;
     border: 1px solid $BorderColor;
     selection-background-color: $HoveredMenuRowColor;
     selection-color: $TextColor;
 }
 
+QListView::item, QListView::item, QTableView::item, QTreeView::item {
+    height: $DefaultHeight;
+}
+
 /* ****************************************************************************************************************** */
 QMenu {
     background-color: $BackgroundColor;
@@ -106,7 +155,7 @@ QMenu {
 }
 
 QMenu::item {
-    height: 22px;
+    height: $DefaultHeight;
     padding: 0 16px 0 25px;
     border: 1px solid transparent; /* reserve space for selection border */
 }
@@ -117,8 +166,8 @@ QMenu::item:selected {
 }
 
 QMenu::icon {
-    width: 12px;
-    height: 12px;
+    width: 14px;
+    height: 14px;
     background: none;
     border: 1px inset transparent;
     padding: 1px;
@@ -251,9 +300,9 @@ QWidget#DiagramPopup, QWidget#ThreadsPopup {
 
 /* ****************************************************************************************************************** */
 QProgressBar {
-    height: 24px;
+    height: $DefaultHeight;
     background-color: $BackgroundColor;
-    border: 1px solid #64BC64;
+    border: 1px solid $BorderColor;//#64BC64;
     color: #0B530B;
     text-align: center;
 }
@@ -263,3 +312,46 @@ QProgressBar::chunk {
     width: 2px;
     margin: 0;
 }
+
+/* ****************************************************************************************************************** */
+QScrollBar {
+    background-color: transparent;
+    border: none;
+    padding: 0;
+}
+
+QScrollBar:hover {
+    background-color: rgb_a(#000000, 0.1);
+}
+
+QScrollBar:horizontal {
+    margin: 0;
+    height: 8px;
+}
+
+QScrollBar:vertical {
+    margin: 0;
+    width: 8px;
+}
+
+QScrollBar::handle {
+    background-color: rgb_a(#000000, 0.4);
+    border: none;
+    margin: 0;
+    padding: 0;
+}
+
+QScrollBar::handle:pressed {
+    background-color: rgb_a(#000000, 0.6);
+}
+
+QScrollBar::handle:vertical { min-height: 20px; margin-left: 4px; }
+QScrollBar::handle:vertical:hover, QScrollBar::handle:vertical:pressed { margin-left: 0; }
+
+QScrollBar::handle:horizontal { min-width: 20px; max-width: 100px; margin-top: 4px; }
+QScrollBar::handle:horizontal:hover, QScrollBar::handle:horizontal:pressed { margin-top: 0; }
+
+QScrollBar::add-line, QScrollBar::sub-line {
+    background: none;
+    border: none;
+}
diff --git a/profiler_gui/easy_graphics_item.cpp b/profiler_gui/easy_graphics_item.cpp
index c996ccf..403f675 100644
--- a/profiler_gui/easy_graphics_item.cpp
+++ b/profiler_gui/easy_graphics_item.cpp
@@ -245,7 +245,7 @@ void EasyGraphicsItem::paintChildren(const float _minWidth, const int _narrowSiz
                 //p.inverseColor = 0xffffffff - p.previousColor;
                 p.is_light = ::profiler_gui::isLightColor(p.previousColor);
                 p.textColor = ::profiler_gui::textColorForFlag(p.is_light);
-                p.brush.setColor(p.previousColor);
+                p.brush.setColor(QColor::fromRgba(p.previousColor));
                 _painter->setBrush(p.brush);
             }
 
@@ -328,7 +328,7 @@ void EasyGraphicsItem::paintChildren(const float _minWidth, const int _narrowSiz
                 //p.inverseColor = 0xffffffff - p.previousColor;
                 p.is_light = ::profiler_gui::isLightColor(p.previousColor);
                 p.textColor = ::profiler_gui::textColorForFlag(p.is_light);
-                p.brush.setColor(p.previousColor);
+                p.brush.setColor(QColor::fromRgba(p.previousColor));
                 _painter->setBrush(p.brush);
             }
 
@@ -657,7 +657,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
                         //p.inverseColor = 0xffffffff - p.previousColor;
                         p.is_light = ::profiler_gui::isLightColor(p.previousColor);
                         p.textColor = ::profiler_gui::textColorForFlag(p.is_light);
-                        p.brush.setColor(p.previousColor);
+                        p.brush.setColor(QColor::fromRgba(p.previousColor));
                         _painter->setBrush(p.brush);
                     }
 
@@ -739,7 +739,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
                         //p.inverseColor = 0xffffffff - p.previousColor;
                         p.is_light = ::profiler_gui::isLightColor(p.previousColor);
                         p.textColor = ::profiler_gui::textColorForFlag(p.is_light);
-                        p.brush.setColor(p.previousColor);
+                        p.brush.setColor(QColor::fromRgba(p.previousColor));
                         _painter->setBrush(p.brush);
                     }
 
@@ -896,7 +896,7 @@ void EasyGraphicsItem::paint(QPainter* _painter, const QStyleOptionGraphicsItem*
 
                         if (!p.selectedItemsWasPainted)
                         {
-                            p.brush.setColor(itemDesc.color());// SELECTED_ITEM_COLOR);
+                            p.brush.setColor(QColor::fromRgba(itemDesc.color()));// SELECTED_ITEM_COLOR);
                             _painter->setBrush(p.brush);
                         }
                         else
diff --git a/profiler_gui/easy_graphics_scrollbar.cpp b/profiler_gui/easy_graphics_scrollbar.cpp
index 03746a5..be72588 100644
--- a/profiler_gui/easy_graphics_scrollbar.cpp
+++ b/profiler_gui/easy_graphics_scrollbar.cpp
@@ -96,13 +96,13 @@ namespace profiler_gui {
 
 //////////////////////////////////////////////////////////////////////////
 
-const int DEFAULT_TOP = -40;
-const int DEFAULT_HEIGHT = 80;
-const int INDICATOR_SIZE = 6;
-const int INDICATOR_SIZE_x2 = INDICATOR_SIZE << 1;
-const int HIST_COLUMN_MIN_HEIGHT = 2;
-const int WORKER_THREAD_CHECK_INTERVAL = 40;
-const int BOUNDARY_TIMER_INTERVAL = 100;
+EASY_CONSTEXPR int DEFAULT_TOP = -40;
+EASY_CONSTEXPR int DEFAULT_HEIGHT = 80;
+EASY_CONSTEXPR int INDICATOR_SIZE = 6;
+EASY_CONSTEXPR int INDICATOR_SIZE_x2 = INDICATOR_SIZE << 1;
+EASY_CONSTEXPR int HIST_COLUMN_MIN_HEIGHT = 2;
+EASY_CONSTEXPR int WORKER_THREAD_CHECK_INTERVAL = 40;
+EASY_CONSTEXPR int BOUNDARY_TIMER_INTERVAL = 100;
 
 //////////////////////////////////////////////////////////////////////////
 
@@ -296,7 +296,7 @@ void EasyHistogramItem::paintBusyIndicator(QPainter* _painter, qreal _current_sc
     const auto width = m_boundingRect.width() * _current_scale;
     const auto h = _painter->fontMetrics().height();
 
-    _painter->setPen(Qt::black);
+    _painter->setPen(::profiler_gui::TEXT_COLOR);
     _painter->drawText(QRectF(0, m_boundingRect.top(), width, m_boundingRect.height() - h),
                        Qt::AlignCenter, "Generating image");
     _painter->drawText(QRectF(0, m_boundingRect.top() + h, width, m_boundingRect.height() - h),
@@ -477,11 +477,11 @@ void EasyHistogramItem::paintByPtr(QPainter* _painter)
         //bottom_width -= fm.width(m_bottomDurationStr) + 7;
         top_width -= fm.width(m_topDurationStr) + 7;
 
-        _painter->setPen(m_topDuration < m_maxDuration ? Qt::darkRed : Qt::black);
+        _painter->setPen(m_topDuration < m_maxDuration ? QColor(Qt::darkRed) : ::profiler_gui::TEXT_COLOR);
         _painter->drawText(rect, Qt::AlignRight | Qt::AlignTop, m_topDurationStr);
 
         rect.setRect(0, bottom, width - 3, font_h);
-        _painter->setPen(m_bottomDuration > m_minDuration ? Qt::darkRed : Qt::black);
+        _painter->setPen(m_bottomDuration > m_minDuration ? QColor(Qt::darkRed) : ::profiler_gui::TEXT_COLOR);
         _painter->drawText(rect, Qt::AlignRight | Qt::AlignTop, m_bottomDurationStr);
     }
 
@@ -507,7 +507,7 @@ void EasyHistogramItem::paintByPtr(QPainter* _painter)
         _painter->drawLine(QLineF(0, h, w, h));
     }
 
-    _painter->setPen(Qt::black);
+    _painter->setPen(::profiler_gui::TEXT_COLOR);
     rect.setRect(0, bottom + 2, width, widget->defaultFontHeight());
     const auto eventsSize = m_pProfilerThread->events.size();
     _painter->drawText(rect, Qt::AlignHCenter | Qt::TextDontClip, QString("%1  |  duration: %2  |  profiled: %3 (%4%)  |  wait: %5 (%6%)  |  %7 frames  |  %8 blocks  |  %9 markers")
@@ -716,12 +716,11 @@ void EasyHistogramItem::paintById(QPainter* _painter)
         //bottom_width -= fm.width(m_bottomDurationStr) + 7;
         top_width -= fm.width(m_topDurationStr) + 7;
 
-        _painter->setPen(Qt::black);
-        _painter->setPen(m_topDuration < m_maxDuration ? Qt::darkRed : Qt::black);
+        _painter->setPen(m_topDuration < m_maxDuration ? QColor(Qt::darkRed) : ::profiler_gui::TEXT_COLOR);
         _painter->drawText(rect, Qt::AlignRight | Qt::AlignTop, m_topDurationStr);
 
         rect.setRect(0, bottom, width - 3, font_h);
-        _painter->setPen(m_bottomDuration > m_minDuration ? Qt::darkRed : Qt::black);
+        _painter->setPen(m_bottomDuration > m_minDuration ? QColor(Qt::darkRed) : ::profiler_gui::TEXT_COLOR);
         _painter->drawText(rect, Qt::AlignRight | Qt::AlignTop, m_bottomDurationStr);
     }
 
@@ -747,7 +746,7 @@ void EasyHistogramItem::paintById(QPainter* _painter)
         _painter->drawLine(QLineF(0, h, w, h));
     }
 
-    _painter->setPen(Qt::black);
+    _painter->setPen(::profiler_gui::TEXT_COLOR);
     rect.setRect(0, bottom + 2, width, widget->defaultFontHeight());
 
     if (!m_selectedBlocks.empty())
diff --git a/profiler_gui/globals.h b/profiler_gui/globals.h
index 17c0aa3..6df9d6d 100644
--- a/profiler_gui/globals.h
+++ b/profiler_gui/globals.h
@@ -74,24 +74,26 @@ namespace profiler_gui {
 
     const QColor CHRONOMETER_COLOR = QColor::fromRgba(0x40000000 | (::profiler::colors::RichBlue & 0x00ffffff));// 0x402020c0);
     const QColor CHRONOMETER_COLOR2 = QColor::fromRgba(0x40000000 | (::profiler::colors::Dark & 0x00ffffff));// 0x40408040);
-    const QRgb SELECTED_THREAD_BACKGROUND = 0x00e0e060;
-    const QRgb SELECTED_THREAD_FOREGROUND = 0x00ffffff - SELECTED_THREAD_BACKGROUND;
+    const QColor TEXT_COLOR = QColor::fromRgb(0xff504040);
+    const QColor SYSTEM_BORDER_COLOR = QColor::fromRgb(0xffcccccc);
+    EASY_CONSTEXPR QRgb SELECTED_THREAD_BACKGROUND = 0xffe0e060;
+    EASY_CONSTEXPR QRgb SELECTED_THREAD_FOREGROUND = 0xffffffff - (SELECTED_THREAD_BACKGROUND & 0x00ffffff);
 
-    const qreal SCALING_COEFFICIENT = 1.25;
-    const qreal SCALING_COEFFICIENT_INV = 1.0 / SCALING_COEFFICIENT;
+    EASY_CONSTEXPR qreal SCALING_COEFFICIENT = 1.25;
+    EASY_CONSTEXPR qreal SCALING_COEFFICIENT_INV = 1.0 / SCALING_COEFFICIENT;
 
-    const uint32_t V130 = 0x01030000;
+    EASY_CONSTEXPR uint32_t V130 = 0x01030000;
 
-    const QSize ICONS_SIZE(28, 28);
-    const uint16_t GRAPHICS_ROW_SIZE = 18;
-    const uint16_t GRAPHICS_ROW_SPACING = 0;
-    const uint16_t GRAPHICS_ROW_SIZE_FULL = GRAPHICS_ROW_SIZE + GRAPHICS_ROW_SPACING;
-    const uint16_t THREADS_ROW_SPACING = 8;
+    EASY_CONSTEXPR QSize ICONS_SIZE(28, 28);
+    EASY_CONSTEXPR uint16_t GRAPHICS_ROW_SIZE = 18;
+    EASY_CONSTEXPR uint16_t GRAPHICS_ROW_SPACING = 0;
+    EASY_CONSTEXPR uint16_t GRAPHICS_ROW_SIZE_FULL = GRAPHICS_ROW_SIZE + GRAPHICS_ROW_SPACING;
+    EASY_CONSTEXPR uint16_t THREADS_ROW_SPACING = 8;
 
 #ifdef _WIN32
-    const qreal FONT_METRICS_FACTOR = 1.05;
+    EASY_CONSTEXPR qreal FONT_METRICS_FACTOR = 1.05;
 #else
-    const qreal FONT_METRICS_FACTOR = 1.;
+    EASY_CONSTEXPR qreal FONT_METRICS_FACTOR = 1.;
 #endif
 
     //////////////////////////////////////////////////////////////////////////
diff --git a/profiler_gui/icons/combo-arrow-disabled.svg b/profiler_gui/icons/arrow-down-disabled.svg
similarity index 100%
rename from profiler_gui/icons/combo-arrow-disabled.svg
rename to profiler_gui/icons/arrow-down-disabled.svg
diff --git a/profiler_gui/icons/combo-arrow.svg b/profiler_gui/icons/arrow-down-hover.svg
similarity index 92%
rename from profiler_gui/icons/combo-arrow.svg
rename to profiler_gui/icons/arrow-down-hover.svg
index 643c8b7..e16736a 100644
--- a/profiler_gui/icons/combo-arrow.svg
+++ b/profiler_gui/icons/arrow-down-hover.svg
@@ -5,7 +5,7 @@
 	 width="451.847px" height="451.847px" viewBox="0 0 451.847 451.847" style="enable-background:new 0 0 451.847 451.847;"
 	 xml:space="preserve">
 <g>
-	<path fill="#686060" d="M225.923,354.706c-8.098,0-16.195-3.092-22.369-9.263L9.27,151.157c-12.359-12.359-12.359-32.397,0-44.751
+	<path fill="#302020" d="M225.923,354.706c-8.098,0-16.195-3.092-22.369-9.263L9.27,151.157c-12.359-12.359-12.359-32.397,0-44.751
 		c12.354-12.354,32.388-12.354,44.748,0l171.905,171.915l171.906-171.909c12.359-12.354,32.391-12.354,44.744,0
 		c12.365,12.354,12.365,32.392,0,44.751L248.292,345.449C242.115,351.621,234.018,354.706,225.923,354.706z"/>
 </g>
diff --git a/profiler_gui/icons/arrow-down.svg b/profiler_gui/icons/arrow-down.svg
new file mode 100644
index 0000000..13d0004
--- /dev/null
+++ b/profiler_gui/icons/arrow-down.svg
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Capa_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="451.847px" height="451.847px" viewBox="0 0 451.847 451.847" style="enable-background:new 0 0 451.847 451.847;"
+	 xml:space="preserve">
+<g>
+	<path fill="#504040" d="M225.923,354.706c-8.098,0-16.195-3.092-22.369-9.263L9.27,151.157c-12.359-12.359-12.359-32.397,0-44.751
+		c12.354-12.354,32.388-12.354,44.748,0l171.905,171.915l171.906-171.909c12.359-12.354,32.391-12.354,44.744,0
+		c12.365,12.354,12.365,32.392,0,44.751L248.292,345.449C242.115,351.621,234.018,354.706,225.923,354.706z"/>
+</g>
+</svg>
diff --git a/profiler_gui/icons/arrow-left.svg b/profiler_gui/icons/arrow-left.svg
new file mode 100644
index 0000000..7c452e6
--- /dev/null
+++ b/profiler_gui/icons/arrow-left.svg
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Capa_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="451.847px" height="451.847px" viewBox="0 0 451.847 451.847" style="enable-background:new 0 0 451.847 451.847;"
+	 xml:space="preserve">
+<g>
+	<path fill="#504040" d="M97.141,225.92c0-8.095,3.091-16.192,9.259-22.366L300.689,9.27c12.359-12.359,32.397-12.359,44.751,0
+		c12.354,12.354,12.354,32.388,0,44.748L173.525,225.92l171.903,171.909c12.354,12.354,12.354,32.391,0,44.744
+		c-12.354,12.365-32.386,12.365-44.745,0l-194.29-194.281C100.226,242.115,97.141,234.018,97.141,225.92z"/>
+</g>
+</svg>
diff --git a/profiler_gui/icons/arrow-right.svg b/profiler_gui/icons/arrow-right.svg
new file mode 100644
index 0000000..199bfc8
--- /dev/null
+++ b/profiler_gui/icons/arrow-right.svg
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Capa_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="451.846px" height="451.847px" viewBox="0 0 451.846 451.847" style="enable-background:new 0 0 451.846 451.847;"
+	 xml:space="preserve">
+<g>
+	<path fill="#504040" d="M345.441,248.292L151.154,442.573c-12.359,12.365-32.397,12.365-44.75,0c-12.354-12.354-12.354-32.391,0-44.744
+		L278.318,225.92L106.409,54.017c-12.354-12.359-12.354-32.394,0-44.748c12.354-12.359,32.391-12.359,44.75,0l194.287,194.284
+		c6.177,6.18,9.262,14.271,9.262,22.366C354.708,234.018,351.617,242.115,345.441,248.292z"/>
+</g>
+</svg>
diff --git a/profiler_gui/icons/arrow-up-disabled.svg b/profiler_gui/icons/arrow-up-disabled.svg
new file mode 100644
index 0000000..4581ed1
--- /dev/null
+++ b/profiler_gui/icons/arrow-up-disabled.svg
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Capa_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="451.847px" height="451.846px" viewBox="0 0 451.847 451.846" style="enable-background:new 0 0 451.847 451.846;"
+	 xml:space="preserve">
+<g>
+	<path fill="#cccccc" d="M248.292,106.406l194.281,194.29c12.365,12.359,12.365,32.391,0,44.744c-12.354,12.354-32.391,12.354-44.744,0
+		L225.923,173.529L54.018,345.44c-12.36,12.354-32.395,12.354-44.748,0c-12.359-12.354-12.359-32.391,0-44.75L203.554,106.4
+		c6.18-6.174,14.271-9.259,22.369-9.259C234.018,97.141,242.115,100.232,248.292,106.406z"/>
+</g>
+</svg>
diff --git a/profiler_gui/icons/arrow-up-hover.svg b/profiler_gui/icons/arrow-up-hover.svg
new file mode 100644
index 0000000..da0da91
--- /dev/null
+++ b/profiler_gui/icons/arrow-up-hover.svg
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Capa_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="451.847px" height="451.846px" viewBox="0 0 451.847 451.846" style="enable-background:new 0 0 451.847 451.846;"
+	 xml:space="preserve">
+<g>
+	<path fill="#302020" d="M248.292,106.406l194.281,194.29c12.365,12.359,12.365,32.391,0,44.744c-12.354,12.354-32.391,12.354-44.744,0
+		L225.923,173.529L54.018,345.44c-12.36,12.354-32.395,12.354-44.748,0c-12.359-12.354-12.359-32.391,0-44.75L203.554,106.4
+		c6.18-6.174,14.271-9.259,22.369-9.259C234.018,97.141,242.115,100.232,248.292,106.406z"/>
+</g>
+</svg>
diff --git a/profiler_gui/icons/arrow-up.svg b/profiler_gui/icons/arrow-up.svg
new file mode 100644
index 0000000..2120ab9
--- /dev/null
+++ b/profiler_gui/icons/arrow-up.svg
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Capa_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="451.847px" height="451.846px" viewBox="0 0 451.847 451.846" style="enable-background:new 0 0 451.847 451.846;"
+	 xml:space="preserve">
+<g>
+	<path fill="#504040" d="M248.292,106.406l194.281,194.29c12.365,12.359,12.365,32.391,0,44.744c-12.354,12.354-32.391,12.354-44.744,0
+		L225.923,173.529L54.018,345.44c-12.36,12.354-32.395,12.354-44.748,0c-12.359-12.354-12.359-32.391,0-44.75L203.554,106.4
+		c6.18-6.174,14.271-9.259,22.369-9.259C234.018,97.141,242.115,100.232,248.292,106.406z"/>
+</g>
+</svg>
diff --git a/profiler_gui/icons/attribution.txt b/profiler_gui/icons/attribution.txt
index 35f7ba9..2976cfa 100644
--- a/profiler_gui/icons/attribution.txt
+++ b/profiler_gui/icons/attribution.txt
@@ -32,5 +32,11 @@ maximize-white-hover.svg   - Icon made by Freepik from www.flaticon.com
 maximize-white-pressed.svg - Icon made by Freepik from www.flaticon.com
 minimize-white.svg         - Icon made by Freepik from www.flaticon.com
 minimize-white-pressed.svg - Icon made by Freepik from www.flaticon.com
-combo-arrow.svg            - Icon made by Freepik from www.flaticon.com
-combo-arrow-disabled.svg   - Icon made by Freepik from www.flaticon.com
+arrow-down.svg             - Icon made by Freepik from www.flaticon.com
+arrow-down-hover.svg       - Icon made by Freepik from www.flaticon.com
+arrow-down-disabled.svg    - Icon made by Freepik from www.flaticon.com
+arrow-up.svg               - Icon made by Freepik from www.flaticon.com
+arrow-up-hover.svg         - Icon made by Freepik from www.flaticon.com
+arrow-up-disabled.svg      - Icon made by Freepik from www.flaticon.com
+arrow-left.svg             - Icon made by Freepik from www.flaticon.com
+arrow-right.svg            - Icon made by Freepik from www.flaticon.com
diff --git a/profiler_gui/main_window.cpp b/profiler_gui/main_window.cpp
index f29d749..6a8f25c 100644
--- a/profiler_gui/main_window.cpp
+++ b/profiler_gui/main_window.cpp
@@ -629,17 +629,28 @@ EasyMainWindow::EasyMainWindow() : Parent(), m_lastAddress("localhost"), m_lastP
     actionGroup->setExclusive(true);
 
     auto default_codec_mib = QTextCodec::codecForLocale()->mibEnum();
-    foreach(int mib, QTextCodec::availableMibs())
     {
-        auto codec = QTextCodec::codecForMib(mib)->name();
+        QList<QAction*> actions;
 
-        action = new QAction(codec, actionGroup);
-        action->setCheckable(true);
-        if (mib == default_codec_mib)
-            action->setChecked(true);
+        for (int mib : QTextCodec::availableMibs())
+        {
+            auto codec = QTextCodec::codecForMib(mib)->name();
 
-        submenu->addAction(action);
-        connect(action, &QAction::triggered, this, &This::onEncodingChanged);
+            action = new QAction(codec, actionGroup);
+            action->setData(mib);
+            action->setCheckable(true);
+            if (mib == default_codec_mib)
+                action->setChecked(true);
+
+            actions.push_back(action);
+            connect(action, &QAction::triggered, this, &This::onEncodingChanged);
+        }
+
+        qSort(actions.begin(), actions.end(), [](QAction* lhs, QAction* rhs) {
+            return lhs->text().compare(rhs->text(), Qt::CaseInsensitive) < 0;
+        });
+
+        submenu->addActions(actions);
     }
 
     auto tb_height = toolbar->height() + 4;
@@ -1032,10 +1043,14 @@ void EasyMainWindow::onExitClicked(bool)
 
 void EasyMainWindow::onEncodingChanged(bool)
 {
-   auto _sender = qobject_cast<QAction*>(sender());
-   auto name = _sender->text();
-   QTextCodec *codec = QTextCodec::codecForName(name.toStdString().c_str());
-   QTextCodec::setCodecForLocale(codec);
+    auto action = qobject_cast<QAction*>(sender());
+    if (action == nullptr)
+        return;
+
+    const int mib = action->data().toInt();
+    auto codec = QTextCodec::codecForMib(mib);
+    if (codec != nullptr)
+        QTextCodec::setCodecForLocale(codec);
 }
 
 void EasyMainWindow::onChronoTextPosChanged(bool)
diff --git a/profiler_gui/resources.qrc b/profiler_gui/resources.qrc
index f021579..cd973c2 100644
--- a/profiler_gui/resources.qrc
+++ b/profiler_gui/resources.qrc
@@ -41,7 +41,11 @@
         <file alias="dock-close-white">icons/close-white.svg</file>
         <file alias="dock-close-white-hover">icons/close-white-hover.svg</file>
         <file alias="dock-close-white-pressed">icons/close-white-pressed.svg</file>
-        <file alias="combo-arrow">icons/combo-arrow.svg</file>
-        <file alias="combo-arrow-disabled">icons/combo-arrow-disabled.svg</file>
+        <file alias="arrow-up">icons/arrow-up.svg</file>
+        <file alias="arrow-up-hover">icons/arrow-up-hover.svg</file>
+        <file alias="arrow-up-disabled">icons/arrow-up-disabled.svg</file>
+        <file alias="arrow-down">icons/arrow-down.svg</file>
+        <file alias="arrow-down-hover">icons/arrow-down-hover.svg</file>
+        <file alias="arrow-down-disabled">icons/arrow-down-disabled.svg</file>
     </qresource>
 </RCC>
diff --git a/profiler_gui/tree_widget_item.cpp b/profiler_gui/tree_widget_item.cpp
index a955f96..be70848 100644
--- a/profiler_gui/tree_widget_item.cpp
+++ b/profiler_gui/tree_widget_item.cpp
@@ -58,11 +58,13 @@
 
 //////////////////////////////////////////////////////////////////////////
 
+EASY_CONSTEXPR QRgb TEXT_RGB = 0xff504040;
+
 EasyTreeWidgetItem::EasyTreeWidgetItem(const ::profiler::block_index_t _treeBlock, Parent* _parent)
     : Parent(_parent)
     , m_block(_treeBlock)
     , m_customBGColor(0)
-    , m_customTextColor(0)
+    , m_customTextColor(TEXT_RGB)
 {
 
 }
@@ -211,17 +213,18 @@ void EasyTreeWidgetItem::colorize(bool _colorize)
     {
         for (int i = 0; i < COL_COLUMNS_NUMBER; ++i)
         {
-            setBackground(i, QColor::fromRgb(m_customBGColor));
+            setBackground(i, QColor::fromRgba(m_customBGColor));
             setForeground(i, QColor::fromRgb(m_customTextColor));
         }
     }
     else
     {
         const QBrush nobrush;
+        const QBrush textbrush(::profiler_gui::TEXT_COLOR);
         for (int i = 0; i < COL_COLUMNS_NUMBER; ++i)
         {
             setBackground(i, nobrush);
-            setForeground(i, nobrush);
+            setForeground(i, textbrush);
         }
     }
 }
@@ -250,4 +253,12 @@ void EasyTreeWidgetItem::expandAll()
         guiBlock().expanded = true;
 }
 
+void EasyTreeWidgetItem::setBold(bool _bold)
+{
+    auto f = font(0);
+    f.setBold(_bold);
+    for (int i = 0; i < COL_COLUMNS_NUMBER; ++i)
+        setFont(i, f);
+}
+
 //////////////////////////////////////////////////////////////////////////
diff --git a/profiler_gui/tree_widget_item.h b/profiler_gui/tree_widget_item.h
index 9126c86..2051745 100644
--- a/profiler_gui/tree_widget_item.h
+++ b/profiler_gui/tree_widget_item.h
@@ -155,6 +155,8 @@ public:
 
     void expandAll();
 
+    void setBold(bool _bold);
+
 }; // END of class EasyTreeWidgetItem.
 
 //////////////////////////////////////////////////////////////////////////