CheckedComboBoxEdit.CheckAll() Method
Checks all the control’s items.
Namespace: DevExpress.XtraEditors
Assembly: DevExpress.XtraEditors.v24.2.dll
NuGet Package: DevExpress.Win.Navigation
#Declaration
#Remarks
This method sets the CheckedListBoxItem.CheckState property to Checked for all items in the RepositoryItemCheckedComboBoxEdit.Items collection.