System.Windows.Forms.CheckBox.OnClick C# (CSharp) Method

		protected override void OnClick(EventArgs e) {
			if (auto_check) {
				switch(check_state) {
					case CheckState.Unchecked: {
						if (three_state) {
							CheckState = CheckState.Indeterminate;
						} else {
							CheckState = CheckState.Checked;
						}
						break;
					}

					case CheckState.Indeterminate: {
						CheckState = CheckState.Checked;
						break;
					}

					case CheckState.Checked: {
						CheckState = CheckState.Unchecked;
						break;
					}
				}
			}
			
			base.OnClick (e);
		}