Enum CheckState Path C++ Link System.Windows.Forms.DataGridBoolColumn.CheckState, System.Windows.Forms underlying int32 System.Windows.Forms Values 4 NameValueHex Checked10x01UnChecked20x02Null40x04Selected80x08 // System.Windows.Forms.DataGridBoolColumn.CheckState, System.Windows.Forms enum class CheckState : int32 { Checked = 1, UnChecked = 2, Null = 4, Selected = 8, };