Selectoptions inside a selectcheckboxes component is the correct way to do this.
You'll need to capture which checkboxes have been selected in the controller though, and either remove those from the list or if you are using an apex:repeat you can avoid rendering them.
Selectoptions inside a selectcheckboxes component is the correct way to do this.
You'll need to capture which checkboxes have been selected in the controller though, and either remove those from the list or if you are using an apex:repeat you can avoid rendering them.