The following actions use a deprecated Node.js version and will be forced to run on node20: actions/checkout@v3, actions/setup-dotnet@v3. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

Obsolete member 'CheckBoxComboBoxListControl.OnVisibleChanged(EventArgs)' overrides non-obsolete member 'Control.OnVisibleChanged(EventArgs)'

Non-nullable field 'dropDownControl' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the field as nullable.

'CheckBoxComboBox.CheckBoxProperties_Changed(object, EventArgs)' is obsolete

Nullability of reference types in type of parameter 'sender' of 'void CheckBoxComboBox.CheckBoxProperties_Changed(object sender, EventArgs e)' doesn't match the target delegate 'EventHandler' (possibly because of nullability attributes).

Nullability of reference types in type of parameter 'sender' of 'void CheckBoxComboBox.Items_CheckBoxChanged(object sender, EventArgs e)' doesn't match the target delegate 'EventHandler' (possibly because of nullability attributes).

Non-nullable event 'CheckBoxCheckedChanged' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the event as nullable.

'CheckBoxComboBox.SelectItemsStr(string[])' is obsolete

'CheckBoxComboBox.SelectAllItem()' is obsolete

'CheckBoxComboBox.SelectAllItem()' is obsolete