GitUI.CommandsDialogs.BrowseDialog.FormGoToCommit.SetSelectedRevisionByFocusedControl C# (CSharp) Method

        private void SetSelectedRevisionByFocusedControl()
        {
            if (textboxCommitExpression.Focused)
            {
                _selectedRevision = textboxCommitExpression.Text.Trim();
            }
            else if (comboBoxTags.Focused)
            {
                if (_selectedTag != null)
                {
                    _selectedRevision = _selectedTag.Guid;
                }
                else
                {
                    _selectedRevision = "";
                }
            }
            else if (comboBoxBranches.Focused)
            {
                if (_selectedBranch != null)
                {
                    _selectedRevision = _selectedBranch.Guid;
                }
                else
                {
                    _selectedRevision = "";
                }
            }
        }