I use a treegrid.
I have 2 problems with the checkbox
the following properties are all boolean :
Problem 1 : Checkbox not correct on screen
I use the property : [showCheckbox] = 'true'.
as shown in the screenshot I see the checkbox and the value. I don't want to see the value.
If I use the other property :displayAsCheckBox
I see the value not the checkbox :

Problem 2 : Incorrect binding.
this is a part of my code :
here
in the example I click on "On Update" and the check box in the
"On Create" column is activated. ??