diff --git a/CMakeLists.txt b/CMakeLists.txt
deleted file mode 100644
index 1c59f0a..0000000
--- a/CMakeLists.txt
+++ /dev/null
@@ -1,83 +0,0 @@
-cmake_minimum_required(VERSION 3.5)
-
-project(CuteSchedule VERSION 0.1 LANGUAGES CXX)
-
-set(CMAKE_AUTOUIC ON)
-set(CMAKE_AUTOMOC ON)
-set(CMAKE_AUTORCC ON)
-
-set(CMAKE_CXX_STANDARD 17)
-set(CMAKE_CXX_STANDARD_REQUIRED ON)
-
-find_package(QT NAMES Qt6 Qt5 REQUIRED COMPONENTS Widgets)
-find_package(Qt${QT_VERSION_MAJOR} REQUIRED COMPONENTS Widgets)
-
-file(GLOB_RECURSE PROJECT_SOURCES "src/**.cpp" "src/**.cxx" "src/**.h" "src/**.hpp")
-list(APPEND PROJECT_SOURCES "main.cpp")
-
-if(${QT_VERSION_MAJOR} GREATER_EQUAL 6)
-    qt_add_executable(CuteSchedule
-        MANUAL_FINALIZATION
-        ${PROJECT_SOURCES}
-    )
-# Define target properties for Android with Qt 6 as:
-#    set_property(TARGET CuteSchedule APPEND PROPERTY QT_ANDROID_PACKAGE_SOURCE_DIR
-#                 ${CMAKE_CURRENT_SOURCE_DIR}/android)
-# For more information, see https://doc.qt.io/qt-6/qt-add-executable.html#target-creation
-else()
-    if(ANDROID)
-        add_library(CuteSchedule SHARED
-            ${PROJECT_SOURCES}
-        )
-# Define properties for Android with Qt 5 after find_package() calls as:
-#    set(ANDROID_PACKAGE_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/android")
-    else()
-        add_executable(CuteSchedule
-            ${PROJECT_SOURCES}
-        )
-    endif()
-endif()
-
-# --- External projects include --- #
-# Add yaml-cpp
-include(ExternalProject)
-set(EXTERNAL_INSTALL_LOCATION ${CMAKE_BINARY_DIR}/external)
-
-ExternalProject_Add(yaml-cpp-src
-    GIT_REPOSITORY "https://github.com/jbeder/yaml-cpp"
-    CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${EXTERNAL_INSTALL_LOCATION}
-)
-
-include_directories(${EXTERNAL_INSTALL_LOCATION}/include)
-link_directories(${EXTERNAL_INSTALL_LOCATION}/lib)
-
-add_library(yaml-cpp UNKNOWN IMPORTED)
-add_dependencies(CuteSchedule yaml-cpp-src)
-
-set_target_properties(yaml-cpp PROPERTIES
-    IMPORTED_LOCATION ${EXTERNAL_INSTALL_LOCATION}/lib/libyaml-cpp.a
-)
-
-# --- End external projects --- #
-
-target_link_libraries(CuteSchedule
-    PRIVATE
-    Qt${QT_VERSION_MAJOR}::Widgets
-    yaml-cpp
-)
-
-set_target_properties(CuteSchedule PROPERTIES
-    MACOSX_BUNDLE_GUI_IDENTIFIER my.example.com
-    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
-    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
-    MACOSX_BUNDLE TRUE
-    WIN32_EXECUTABLE TRUE
-)
-
-install(TARGETS CuteSchedule
-    BUNDLE DESTINATION .
-    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR})
-
-if(QT_VERSION_MAJOR EQUAL 6)
-    qt_finalize_executable(CuteSchedule)
-endif()
diff --git a/src/sysutil.cpp b/src/sysutil.cpp
new file mode 100644
index 0000000..86f2ac8
--- /dev/null
+++ b/src/sysutil.cpp
@@ -0,0 +1,29 @@
+#include "sysutil.h"
+
+SysUtil::SysUtil()
+{
+
+}
+
+QString SysUtil::getUserName()
+{
+#ifdef linux
+    uid_t uid;
+    struct passwd* pawd;
+    uid = getuid();
+    pawd = getpwuid(uid);
+
+    return pawd->pw_name;
+#endif
+
+#ifdef _WIN32
+#define MAX 100
+    char szBuffer[MAX];
+    DWORD len = MAX;
+    if (GetUserName(szBuffer, &len))
+        return szBuffer;
+#undef MAX
+#endif
+
+    return "";
+}
diff --git a/src/sysutil.h b/src/sysutil.h
new file mode 100644
index 0000000..13992df
--- /dev/null
+++ b/src/sysutil.h
@@ -0,0 +1,24 @@
+#ifndef SYSUTIL_H
+#define SYSUTIL_H
+
+#include <QObject>
+
+#ifdef linux
+#include <unistd.h>
+#include <pwd.h>
+#endif
+
+#ifdef _WIN32
+#include <Windows.h>
+#endif
+
+class SysUtil : public QObject
+{
+    Q_OBJECT
+public:
+    SysUtil();
+
+    static QString getUserName();
+};
+
+#endif // SYSUTIL_H