protected override void OnLoad(EventArgs e) {
SetFont();
SetTextToControls();
SetButtonEnableState();
PopulateFilesCombo();
filesList.SelectedIndexChanged += OnSelectedFileChanged;
addSettingButton.Click += OnAddSettingClick;
variableName.TextChanged += OnVariableNameTextChanged;
variableValue.TextChanged += OnVariableValueTextChanged;
propertyGrid.PropertyValueChanged += OnPropertyValueChanged;
base.OnLoad(e);
}